NIO / NIO Inc. - Depositary Receipt (Common Stock) - Pemfailan SEC, Laporan Tahunan, Penyata Proksi

NIO Inc. - Depositary Receipt (Common Stock)
US ˙ NYSE ˙ US62914V1061

Statistik Asas
LEI 549300JBU4TV5OCKJV96
CIK 1736541
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to NIO Inc. - Depositary Receipt (Common Stock)
SEC Filings (Chronological Order)
Halaman ini menyediakan senarai kronologi lengkap bagi Pemfailan SEC, tidak termasuk pemfailan pemilikan yang kami sediakan di tempat lain.
September 2, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exe

September 2, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exe

September 2, 2025 EX-99.1

Reconciliation between U.S. GAAP and IFRS Accounting Standards

Exhibit 99.1 Reconciliation between U.S. GAAP and IFRS Accounting Standards The Company’s consolidated financial statements for its primary listing in the United States are prepared in accordance with the accounting principles generally accepted in the United States of America (the “U.S. GAAP”). As a secondary listed issuer of the Hong Kong Stock Exchange, the Company is required to include a reco

September 2, 2025 EX-99.1

NIO Inc. Achieved 31,305 Vehicle Deliveries in August 2025

Exhibit 99.1 NIO Inc. Achieved 31,305 Vehicle Deliveries in August 2025 Company Achieved New Record-High Monthly Deliveries · 31,305 vehicles were delivered in August 2025, increasing by 55.2% year-over-year · 166,472 vehicles were delivered year-to-date in 2025, increasing by 30.0% year-over-year · Cumulative deliveries reached 838,036 as of August 31, 2025 SHANGHAI, China, September 01, 2025 (GL

September 2, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exe

September 2, 2025 EX-99.1

NIO Inc. Reports Unaudited Second Quarter 2025 Financial Results Quarterly Total Revenues Reached RMB19,008.7 million (US$2,653.5 million)i Quarterly Vehicle Deliveries were 72,056 units

Exhibit 99.1 NIO Inc. Reports Unaudited Second Quarter 2025 Financial Results Quarterly Total Revenues Reached RMB19,008.7 million (US$2,653.5 million)i Quarterly Vehicle Deliveries were 72,056 units SHANGHAI, China, September 2, 2025 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market,

August 20, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-386

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Execut

August 20, 2025 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) DATE OF BOARD MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

August 1, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-386

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Execut

August 1, 2025 EX-99.1

NIO Inc. Provides July 2025 Delivery Update

Exhibit 99.1 NIO Inc. Provides July 2025 Delivery Update · 21,017 vehicles were delivered in July 2025 · 135,167 vehicles were delivered year-to-date in 2025, increasing by 25.2% year-over-year · Cumulative deliveries reached 806,731 as of July 31, 2025 SHANGHAI, China, August 01, 2025 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading c

July 1, 2025 EX-99.1

NIO Inc. Provides June and Second Quarter 2025 Delivery Update

Exhibit 99.1 NIO Inc. Provides June and Second Quarter 2025 Delivery Update · 24,925 vehicles were delivered in June 2025, increasing by 17.5% year-over-year · 72,056 vehicles were delivered in the three months ended June 2025, increasing by 25.6% year-over-year · Cumulative deliveries reached 785,714 as of June 30, 2025 SHANGHAI, China, July 01, 2025 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX:

July 1, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executiv

June 25, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executiv

June 25, 2025 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) POLL RESULTS OF THE 2025 ANNUAL GENERAL MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

June 3, 2025 EX-99.1

NIO Inc. Reports Unaudited First Quarter 2025 Financial Results

Exhibit 99.1 NIO Inc. Reports Unaudited First Quarter 2025 Financial Results SHANGHAI, China, June 3, 2025 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market, today announced its unaudited financial results for the first quarter ended March 31, 2025. Operating Highlights for the First Q

June 3, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executiv

June 2, 2025 EX-99.1

NIO Inc. Provides May 2025 Delivery Update

Exhibit 99.1 NIO Inc. Provides May 2025 Delivery Update · 23,231 vehicles were delivered in May 2025, increasing by 13.1% year-over-year · 89,225 vehicles were delivered year-to-date in 2025, increasing by 34.7% year-over-year · Cumulative deliveries reached 760,789 as of May 31, 2025 SHANGHAI, China, June 01, 2025 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Compan

June 2, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executiv

May 23, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executive

May 23, 2025 EX-99.5

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) ANNUAL GENERAL MEETING - DEPOSITOR PROXY FORM

Exhibit 99.5 NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) ANNUAL GENERAL MEETING - DEPOSITOR PROXY FORM If NIO Inc. (the "Company") receives this Depositor Proxy Form which is (a) duly completed and signed/executed in Part V by the person whose name and particulars are set out in Part

May 23, 2025 EX-99.2

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) Notice of Annual General Meeting to be held on June 25, 2025 (or any adjournment(s) or post

Exhibit 99.2 NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) Notice of Annual General Meeting to be held on June 25, 2025 (or any adjournment(s) or postponement(s) thereof) NOTICE IS HEREBY GIVEN that an annual general meeting (the “AGM”) of NIO Inc. (the “Company”) will be held at 10:30

May 23, 2025 EX-99.3

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) Form of Proxy for Annual General Meeting to be held on June 25, 2025 at 10:30 a.m., Beijing

Exhibit 99.3 NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) Form of Proxy for Annual General Meeting to be held on June 25, 2025 at 10:30 a.m., Beijing time (or any adjournment(s) or postponement(s) thereof) INTRODUCTION This Form of Proxy is furnished in connection with the solicitation

May 23, 2025 EX-99.4

0 ------------------ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ---------------- 14475 ANNUAL GENERAL MEETING OF SHAREHOLDERS OF NIO Inc. (Continued and to be signed on the reverse side

Exhibit 99.4 0 - . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 14475 ANNUAL GENERAL MEETING OF SHAREHOLDERS OF NIO Inc. (Continued and to be signed on the reverse side) 1.1 Electronic Shareholder Communications Please join the growing number of shareholders who receive emails instead of hard copy shareholder communications. Register o

May 23, 2025 EX-99.1

NIO to Hold Annual General Meeting on June 25, 2025

Exhibit 99.1 NIO to Hold Annual General Meeting on June 25, 2025 Shanghai, May 23, 2025 - (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market, today published a notice to announce that it will hold an annual general meeting (the “AGM”) of shareholders (the “Notice of AGM”) at 10:30 a.m.,

May 21, 2025 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) DATE OF BOARD MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

May 21, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executive

May 19, 2025 CORRESP

*      *      *

NIO Inc. Building 19, No. 1355, Caobao Road Minhang District, Shanghai 201804 People’s Republic of China May 19, 2025 VIA EDGAR Ms. Stephany Yang Ms. Melissa Gilmore Division of Corporation Finance Office of Manufacturing Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: NIO Inc. (the “Company”) Form 20-F for the Fiscal Year Ended December 31, 2024 Filed April 8, 202

May 8, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executive

May 8, 2025 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866)

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

May 1, 2025 EX-99.1

NIO Inc. Provides April 2025 Delivery Update

Exhibit 99.1 NIO Inc. Provides April 2025 Delivery Update · firefly started deliveries in late April 2025 · 23,900 vehicles were delivered in April 2025, increasing by 53.0% year-over-year · 65,994 vehicles were delivered year-to-date in 2025, increasing by 44.5% year-over-year · Cumulative deliveries reached 737,558 as of April 30, 2025 SHANGHAI, China, May 01, 2025 (GLOBE NEWSWIRE) - NIO Inc. (N

May 1, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executive

April 9, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

April 8, 2025 EX-15.1

Consent of Independent Registered Public Accounting Firm

Exhibit 15.1 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-229952, No. 333-272537 and No. 333-280728) and Form F-3 (No. 333-279584) of NIO Inc. of our report dated April 8, 2025 relating to the financial statements and the effectiveness of internal control over financial reporting, wh

April 8, 2025 EX-12.1

Certification by the Principal Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 Certification by the Principal Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Bin Li, certify that: 1. I have reviewed this annual report on Form 20-F of NIO Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light

April 8, 2025 EX-13.2

Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.2 Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Annual Report of NIO Inc. (the “Company”) on Form 20-F for the fiscal year ended December 31, 2024 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Yu Qu, Chief Financial Officer of the Company, certify, pursuant to 18

April 8, 2025 EX-13.1

Certification by the Principal Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 Certification by the Principal Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Annual Report of NIO Inc. (the “Company”) on Form 20-F for the fiscal year ended December 31, 2024 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Bin Li, Chief Executive Officer of the Company, certify, pursuant t

April 8, 2025 EX-4.52

Amendment and Supplementary Agreement to NIO CHINA SERIES B INVESTMENT AGREEMENT

Exhibit 4.52 Amendment and Supplementary Agreement to NIO CHINA SERIES B INVESTMENT AGREEMENT This Amendment and Supplementary Agreement to NIO China Series B Investment Agreement (this “Amendment and Supplementary Agreement”) is made on December 28, 2024 (the “Execution Date”) by and among: 1. Hefei Jianheng New Energy Automobile Investment Fund Partnership (Limited Partnership), a limited partne

April 8, 2025 EX-4.51

NIO CHINA SHAREHOLDERS AGREEMENT BY AND AMONG HEFEI JIANHENG NEW ENERGY AUTOMOBILE INVESTMENT FUND PARTNERSHIP (LIMITED PARTNERSHIP) CMG-SDIC CAPITAL MANAGEMENT CO., LTD. Anhui Provincial Emerging Industry Investment Co., Ltd. ANHUI PROVINCIAL SANZHO

Exhibit 4.51 NIO CHINA SHAREHOLDERS AGREEMENT BY AND AMONG HEFEI JIANHENG NEW ENERGY AUTOMOBILE INVESTMENT FUND PARTNERSHIP (LIMITED PARTNERSHIP) CMG-SDIC CAPITAL MANAGEMENT CO., LTD. Anhui Provincial Emerging Industry Investment Co., Ltd. ANHUI PROVINCIAL SANZHONG YICHUANG INDUSTRY DEVELOPMENT FUND CO., LTD. ANHUI JINTONG NEW ENERGY AUTOMOBILE II FUND PARTNERSHIP (LIMITED PARTNERSHIP) ADVANCED MA

April 8, 2025 EX-4.53

Amendment and Supplementary Agreement to NIO CHINA SHAREHOLDERS AGREEMENT

Exhibit 4.53 Amendment and Supplementary Agreement to NIO CHINA SHAREHOLDERS AGREEMENT This Amendment and Supplementary Agreement to NIO China Shareholders Agreement (this “Amendment and Supplementary Agreement”) dated as of December 28, 2024 (the “Execution Date”) is made by and among: 1. Hefei Jianheng New Energy Automobile Investment Fund Partnership (Limited Partnership), a limited partnership

April 8, 2025 EX-15.2

9/F, Office Tower C1, Oriental Plaza, 1 East Chang An Ave., Dongcheng District

Exhibit 15.2 9/F, Office Tower C1, Oriental Plaza, 1 East Chang An Ave., Dongcheng District Beijing 100738, PRC Tel: +86 10 8525 5500 Fax: +86 10 8525 5511 / 8525 5522 Beijing . Shanghai . Shenzhen . Hong Kong . Haikou . Wuhan . Singapore . New York www.hankunlaw.com April 8, 2025 Building 19, No. 1355, Caobao Road, Minhang District Shanghai People’s Republic of China Dear Sir/Madam: We hereby con

April 8, 2025 EX-4.43

NIO Inc. Deutsche Bank Trust Company Americas, as Trustee dated as of September 22, 2023 US$500,000,000 3.875% CONVERTIBLE SENIOR NOTES DUE 2029

Exhibit 4.43 NIO Inc. and Deutsche Bank Trust Company Americas, as Trustee INDENTURE dated as of September 22, 2023 US$500,000,000 3.875% CONVERTIBLE SENIOR NOTES DUE 2029 TABLE OF CONTENTS PAGE ARTICLE 1 DEFINITIONS Section 1.01 Definitions 1 Section 1.02 References to Interest 15 ARTICLE 2 ISSUE, DESCRIPTION, EXECUTION, REGISTRATION AND EXCHANGE OF NOTES Section 2.01 Designation and Amount 16 Se

April 8, 2025 EX-11.2

NIO INC. Statement of PolicIES Governing Material non-public Information and The Prevention of InsideR Trading (Adopted by the Board of Directors of NIO Inc. and effective on September 11, 2018, and amended on November 3, 2023)

Exhibit 11.2 NIO INC. Statement of PolicIES Governing Material non-public Information and The Prevention of InsideR Trading (Adopted by the Board of Directors of NIO Inc. and effective on September 11, 2018, and amended on November 3, 2023) This Statement of Policies Governing Material Non-Public Information and the Prevention of Insider Trading (this “Statement”) applies to all directors, officer

April 8, 2025 EX-12.2

Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.2 Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Yu Qu, certify that: 1. I have reviewed this annual report on Form 20-F of NIO Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of t

April 8, 2025 EX-4.45

NIO Inc. Deutsche Bank Trust Company Americas, as Trustee dated as of September 22, 2023 US$500,000,000 4.625% CONVERTIBLE SENIOR NOTES DUE 2030

Exhibit 4.45 Execution Version NIO Inc. and Deutsche Bank Trust Company Americas, as Trustee INDENTURE dated as of September 22, 2023 US$500,000,000 4.625% CONVERTIBLE SENIOR NOTES DUE 2030 TABLE OF CONTENTS PAGE ARTICLE 1 DEFINITIONS Section 1.01 Definitions 1 Section 1.02 References to Interest 15 ARTICLE 2 ISSUE, DESCRIPTION, EXECUTION, REGISTRATION AND EXCHANGE OF NOTES Section 2.01 Designatio

April 8, 2025 EX-4.50

NIO CHINA SERIES B INVESTMENT AGREEMENT BY AND AMONG HEFEI JIANHENG NEW ENERGY AUTOMOBILE INVESTMENT FUND PARTNERSHIP (LIMITED PARTNERSHIP) CMG-SDIC CAPITAL MANAGEMENT CO., LTD. ANHUI PROVINCIAL EMERGING INDUSTRY INVESTMENT CO., LTD. NIO INC. NIO NEX

Exhibit 4.50 NIO CHINA SERIES B INVESTMENT AGREEMENT BY AND AMONG HEFEI JIANHENG NEW ENERGY AUTOMOBILE INVESTMENT FUND PARTNERSHIP (LIMITED PARTNERSHIP) CMG-SDIC CAPITAL MANAGEMENT CO., LTD. ANHUI PROVINCIAL EMERGING INDUSTRY INVESTMENT CO., LTD. NIO INC. NIO NEXTEV LIMITED NIO USER ENTERPRISE LIMITED NIO POWER EXPRESS LIMITED AND NIO HOLDING CO., LTD. Hefei, China September, 2024 NIO Confidential

April 8, 2025 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024. OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF

April 7, 2025 EX-99.1

NIO Inc. Announces Completion of HK$4,030 Million Offering of New Shares

Exhibit 99.1 NIO Inc. Announces Completion of HK$4,030 Million Offering of New Shares SHANGHAI, China, April 7, 2025 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market, today announced the completion of its HK$4,030.13 million offering of 136,800,000 class A ordinary shares of the Compa

April 7, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

April 1, 2025 EX-99.1

NIO Inc. Provides March and First Quarter 2025 Delivery Update

Exhibit 99.1 NIO Inc. Provides March and First Quarter 2025 Delivery Update · 15,039 vehicles were delivered in March 2025, increasing by 26.7% year-over-year · 42,094 vehicles were delivered in the three months ended March 2025, increasing by 40.1% year-over-year · Cumulative deliveries reached 713,658 as of March 31, 2025 SHANGHAI, China, April 01, 2025 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HK

April 1, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

March 27, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

March 27, 2025 EX-99.2

NIO Inc. Announces Pricing of Upsized HK$4,030 Million Offering of New Shares

Exhibit 99.2 NIO Inc. Announces Pricing of Upsized HK$4,030 Million Offering of New Shares SHANGHAI, China, March 27, 2025 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market, today announced the pricing of its upsized HK$4,030.13 million offering of 136,800,000 class A ordinary shares o

March 27, 2025 EX-99.1

NIO Inc. Announces Proposed Offering of New Shares

Exhibit 99.1 NIO Inc. Announces Proposed Offering of New Shares SHANGHAI, China, March 27, 2025 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market, today announced that it proposes to offer up to 118,793,300 Class A ordinary shares of the Company (the “Placement Shares”) in offshore tra

March 21, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

March 21, 2025 EX-99.1

NIO Inc. Reports Unaudited Fourth Quarter and Full Year 2024 Financial Results Quarterly Total Revenues reached RMB19,703.4 million (US$2,699.4 million)i Quarterly Vehicle Deliveries were 72,689 units Full Year Total Revenues reached RMB65,731.6 mill

Exhibit 99.1 NIO Inc. Reports Unaudited Fourth Quarter and Full Year 2024 Financial Results Quarterly Total Revenues reached RMB19,703.4 million (US$2,699.4 million)i Quarterly Vehicle Deliveries were 72,689 units Full Year Total Revenues reached RMB65,731.6 million (US$9,005.2 million) Full Year Vehicle Deliveries were 221,970 units SHANGHAI, China, March 21, 2025 (GLOBE NEWSWIRE) - NIO Inc. (NYS

March 11, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

March 11, 2025 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) DATE OF BOARD MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

March 5, 2025 EX-99.1

NIO Inc. Provides February 2025 Delivery Update

Exhibit 99.1 NIO Inc. Provides February 2025 Delivery Update • 13,192 vehicles were delivered in February 2025, increasing by 62.2% year-over-year • 27,055 vehicles were delivered year-to-date in 2025, increasing by 48.8% year-over-year • Cumulative deliveries reached 698,619 as of February 28, 2025 SHANGHAI, China, March 01, 2025 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO

March 5, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

February 3, 2025 EX-99.1

NIO Inc. Provides January 2025 Delivery Update

Exhibit 99.1 NIO Inc. Provides January 2025 Delivery Update · 13,863 vehicles were delivered in January 2025, increasing by 37.9% year-over-year · Cumulative deliveries reached 685,427 as of January 31, 2025 SHANGHAI, China, February 01, 2025 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle

February 3, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exec

January 31, 2025 EX-FILING FEES

Table 1: Transaction Valuation

Calculation of Filing Fee Tables Table 1: Transaction Valuation Transaction Valuation Fee Rate Amount of Filing Fee Fees to be Paid Fees Previously Paid 1 $ 378,525,000.

January 31, 2025 EX-99.(A)(5)(B)

NIO Inc. Announces Completion of the Repurchase Right Offer for Its 0.50% Convertible Senior Notes due 2027

Exhibit (a)(5)(B) NIO Inc. Announces Completion of the Repurchase Right Offer for Its 0.50% Convertible Senior Notes due 2027 SHANGHAI, China, January 31, 2025 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market, today announced that it has completed its previously announced repurchase r

January 31, 2025 SC TO-I/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (Amendment No. 2) (RULE 14d-100) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 NIO Inc. (Name of Subject Company (Iss

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (Amendment No.

January 10, 2025 EX-FILING FEES

Table 1: Transaction Valuation

Calculation of Filing Fee Tables Table 1: Transaction Valuation Transaction Valuation Fee Rate Amount of Filing Fee Fees to be Paid Fees Previously Paid 1 $ 378,525,000.

January 10, 2025 CORRESP

* * *

NIO Inc. Building 19, No. 1355, Caobao Road Minhang District, Shanghai 201804 People’s Republic of China January 10, 2025 VIA EDGAR Mr. Blake Grady Division of Corporation Finance Office of Mergers & Acquisitions Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: NIO Inc. (the “Company”) Schedule TO-I filed December 26, 2024 File No. 005-90661 Dear Mr. Grady: This let

January 10, 2025 EX-99.(A)(1)

AMENDED AND RESTATED NOTICE OF REPURCHASE OF NOTES AT OPTION OF HOLDERS TO HOLDERS OF 0.50% CONVERTIBLE SENIOR NOTES DUE 2027 ISSUED BY NIO INC. CUSIP NO. 62914VAF31

Exhibit (a)(1) AMENDED AND RESTATED NOTICE OF REPURCHASE OF NOTES AT OPTION OF HOLDERS TO HOLDERS OF 0.

January 10, 2025 SC TO-I/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (Amendment No. 1) (RULE 14d-100) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 NIO Inc. (Name of Subject Company (Iss

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (Amendment No.

January 2, 2025 EX-99.1

NIO Inc. Provides December, Fourth Quarter and Full Year 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides December, Fourth Quarter and Full Year 2024 Delivery Update Company Achieved New Record-High Monthly and Quarterly Deliveries · 31,138 vehicles were delivered in December 2024, increasing by 72.9% year-over-year · 72,689 vehicles were delivered in the three months ended December 2024, increasing by 45.2% year-over-year · 221,970 vehicles were delivered in 2024 in tot

January 2, 2025 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-38

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2025 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Execu

December 26, 2024 EX-FILING FEES

Table 1: Transaction Valuation

Calculation of Filing Fee Tables Table 1: Transaction Valuation Transaction Valuation Fee Rate Amount of Filing Fee Fees to be Paid 1 $ 378,525,000.

December 26, 2024 SC TO-I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (RULE 14d-100) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 NIO Inc. (Name of Subject Company (Issuer)) NIO Inc. (Na

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (RULE 14d-100) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 NIO Inc.

December 26, 2024 EX-99.(A)(5)(A)

NIO Inc. Announces Repurchase Right Notification for 0.50% Convertible Senior Notes due 2027

Exhibit (a)(5)(A) NIO Inc. Announces Repurchase Right Notification for 0.50% Convertible Senior Notes due 2027 SHANGHAI, China, December 26, 2024 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market, today announced that it is notifying holders of its 0.50% Convertible Senior Notes due 20

December 26, 2024 EX-99.(A)(1)

NOTICE OF REPURCHASE OF NOTES AT OPTION OF HOLDERS TO HOLDERS OF 0.50% CONVERTIBLE SENIOR NOTES DUE 2027 ISSUED BY NIO INC. CUSIP NO. 62914VAF31

Exhibit (a)(1) NOTICE OF REPURCHASE OF NOTES AT OPTION OF HOLDERS TO HOLDERS OF 0.

December 23, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exec

December 2, 2024 EX-99.1

NIO Inc. Provides November 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides November 2024 Delivery Update · 20,575 vehicles were delivered in November 2024, increasing by 28.9% year-over-year · 190,832 vehicles were delivered year-to-date in 2024, increasing by 34.4% year-over-year · Cumulative deliveries reached 640,426 as of November 30, 2024 SHANGHAI, China, December 01, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (

December 2, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exec

November 20, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exec

November 20, 2024 EX-99.1

NIO Inc. Reports Unaudited Third Quarter 2024 Financial Results Quarterly Total Revenues reached RMB18,673.5 million (US$2,661.0 million)i Quarterly Vehicle Deliveries were 61,855 units

Exhibit 99.1 NIO Inc. Reports Unaudited Third Quarter 2024 Financial Results Quarterly Total Revenues reached RMB18,673.5 million (US$2,661.0 million)i Quarterly Vehicle Deliveries were 61,855 units SHANGHAI, China, November 20, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market, t

November 7, 2024 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) DATE OF BOARD MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

November 7, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exec

November 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exec

November 1, 2024 EX-99.1

NIO Inc. Provides October 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides October 2024 Delivery Update • 20,976 vehicles were delivered in October 2024, increasing by 30.5% year-over-year • 170,257 vehicles were delivered year-to-date in 2024, increasing by 35.1% year-over-year • Cumulative deliveries reached 619,851 as of October 31, 2024 SHANGHAI, China, November 01, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NI

October 1, 2024 EX-99.1

NIO Inc. Provides September and Third Quarter 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides September and Third Quarter 2024 Delivery Update Company Achieved New Record-High Quarterly Deliveries · ONVO L60 started deliveries in late September 2024 · 21,181 vehicles were delivered in September 2024, increasing by 35.4% year-over-year · 61,855 vehicles were delivered in the three months ended September 2024, increasing by 11.6% year-over-year · Cumulative del

October 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2024 Commission File Number: 001-38

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Execu

September 30, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exe

September 30, 2024 EX-99.1

NIO Announces RMB3.3 Billion Investment in NIO China from Strategic Investors

Exhibit 99.1 NIO Announces RMB3.3 Billion Investment in NIO China from Strategic Investors SHANGHAI, China, September 29, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market, today announced that it has entered into definitive agreements for investment in NIO Holding Co., Ltd., a PR

September 5, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exe

September 5, 2024 EX-99.1

Derivative financial instrument- capped call options

Exhibit 99.1 Reconciliation between U.S. GAAP and IFRS Accounting Standards The Company’s consolidated financial statements for its primary listing in the United States are prepared in accordance with the accounting principles generally accepted in the United States of America (the “U.S. GAAP”). As a secondary listed issuer of the Hong Kong Stock Exchange, the Company is required to include a reco

September 5, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exe

September 5, 2024 EX-99.1

NIO Inc. Reports Unaudited Second Quarter 2024 Financial Results Quarterly Total Revenues reached RMB17,446.0 million (US$2,400.6 million)i Quarterly Vehicle Deliveries were 57,373 units

Exhibit 99.1 NIO Inc. Reports Unaudited Second Quarter 2024 Financial Results Quarterly Total Revenues reached RMB17,446.0 million (US$2,400.6 million)i Quarterly Vehicle Deliveries were 57,373 units SHANGHAI, China, September 5, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the global smart electric vehicle market,

September 3, 2024 EX-99.1

NIO Inc. Provides August 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides August 2024 Delivery Update · NIO delivered 20,176 vehicles in August 2024 · NIO delivered 128,100 vehicles year-to-date in 2024, increasing by 35.8% year-over-year · Cumulative deliveries of NIO vehicles reached 577,694 as of August 31, 2024 SHANGHAI, China, September 01, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a

September 3, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Exe

August 22, 2024 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) DATE OF BOARD MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

August 22, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 001-386

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Execut

August 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 001-386

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Execut

August 1, 2024 EX-99.1

NIO Inc. Provides July 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides July 2024 Delivery Update · NIO delivered 20,498 vehicles in July 2024 · NIO delivered 107,924 vehicles year-to-date in 2024, increasing by 43.9% year-over-year · Cumulative deliveries of NIO vehicles reached 557,518 as of July 31, 2024 SHANGHAI, China, August 01, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer a

July 9, 2024 EX-FILING FEES

Calculation of Filing Fee Table Form S-8 (Form Type) NIO Inc. (Exact Name of Registrant as Specified in its Charter) Newly Registered Securities

Exhibit 107.1 Calculation of Filing Fee Table Form S-8 (Form Type) NIO Inc. (Exact Name of Registrant as Specified in its Charter) Newly Registered Securities Security Type Security Class Title(1) Fee Calculation Rule Amount Registered(2) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee(1) Equity Class A Ordinary Shares, par value $0.00

July 9, 2024 S-8

As filed with the Securities and Exchange Commission on July 9, 2024

As filed with the Securities and Exchange Commission on July 9, 2024 Registration No.

July 5, 2024 EX-99.1

NIO Inc. Announces Management Change

Exhibit 99.1 NIO Inc. Announces Management Change SHANGHAI, China, July 5, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced that Mr. Steven Wei Feng has tendered his resignation as the Chief Financial Officer of NIO for personal and family reasons, effective Jul

July 5, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executiv

July 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executiv

July 1, 2024 EX-99.1

NIO Inc. Provides June and Second Quarter 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides June and Second Quarter 2024 Delivery Update Company Achieved New Record-High Monthly and Quarterly Deliveries · NIO delivered 21,209 vehicles in June 2024, increasing by 98.1% year-over-year · NIO delivered 57,373 vehicles in the three months ended June 2024, increasing by 143.9% year-over-year · Cumulative deliveries of NIO vehicles reached 537,020 as of June 30, 2

June 25, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executiv

June 25, 2024 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) POLL RESULTS OF THE 2024 ANNUAL GENERAL MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

June 6, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executiv

June 6, 2024 EX-99.1

NIO Inc. Reports Unaudited First Quarter 2024 Financial Results

Exhibit 99.1 NIO Inc. Reports Unaudited First Quarter 2024 Financial Results SHANGHAI, China, June 6, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced its unaudited financial results for the first quarter ended March 31, 2024. Operating Highlights for the First

June 3, 2024 EX-99.1

NIO Inc. Provides May 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides May 2024 Delivery Update Company Achieved New Record-High Monthly Deliveries · NIO delivered 20,544 vehicles in May 2024, increasing by 233.8% year-over-year · NIO delivered 66,217 vehicles year-to-date in 2024, increasing by 51.0% year-over-year · Cumulative deliveries of NIO vehicles reached 515,811 as of May 31, 2024 SHANGHAI, China, June 01, 2024 (GLOBE NEWSWIRE)

June 3, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executiv

May 24, 2024 EX-99.5

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) ANNUAL GENERAL MEETING - DEPOSITOR PROXY FORM

Exhibit 99.5 NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) ANNUAL GENERAL MEETING - DEPOSITOR PROXY FORM If NIO Inc. (the “Company”) receives this Depositor Proxy Form which is (a) duly completed and signed/executed in Part V by the person whose name and particulars are set out in Part

May 24, 2024 EX-99.1

NIO to Hold Annual General Meeting on June 25, 2024

Exhibit 99.1 NIO to Hold Annual General Meeting on June 25, 2024 Shanghai, May 24, 2024 - (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today published a notice to announce that it will hold an annual general meeting (the “AGM”) of shareholders (the “Notice of AGM”) at 10:30 am,

May 24, 2024 EX-99.4

ANNUAL GENERAL MEETING OF SHAREHOLDERS OF NIO Inc. June 25, 2024 Please sign, date and mail your proxy card in the envelope provided so that your vote is received on or before 10:00 AM EST on June 12, 2024. Signature of Shareholder Date: Signature of

Exhibit 99.4 0 - . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - 14475 ANNUAL GENERAL MEETING OF SHAREHOLDERS OF NIO Inc. (Continued and to be signed on the reverse side) 1.1 Electronic Shareholder Communications Please join the growing number of shareholders who receive emails instead of hard copy shareholder communications. Register o

May 24, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executive

May 24, 2024 EX-99.2

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) Notice of Annual General Meeting to be held on June 25, 2024 (or any adjournment(s) or post

Exhibit 99.2 NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) Notice of Annual General Meeting to be held on June 25, 2024 (or any adjournment(s) or postponement(s) thereof) NOTICE IS HEREBY GIVEN that an annual general meeting (the “AGM”) of NIO Inc. (the “Company”) will be held at 10:30

May 24, 2024 EX-99.3

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) Form of Proxy for Annual General Meeting to be held on June 25, 2024 at 10:30 a.m., Beijing

Exhibit 99.3 NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (NYSE: NIO; HKEX: 9866; SGX: NIO) Form of Proxy for Annual General Meeting to be held on June 25, 2024 at 10:30 a.m., Beijing time (or any adjournment(s) or postponement(s) thereof) INTRODUCTION This Form of Proxy is furnished in connection with the solicitation

May 22, 2024 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) DATE OF BOARD MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

May 22, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executive

May 21, 2024 EX-FILING FEES

Calculation of Filing Fee Tables 424(b)(3) (Form Type) NIO Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

EX-FILING FEES Calculation of Filing Fee Tables 424(b)(3) (Form Type) NIO Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (1) Maximum Aggregate Offering Price (1) Fee Rate Amount of Registration Fe

May 21, 2024 424B3

NIO Inc. Class A Ordinary Shares

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(3)  Registration No. 333-279584 PROSPECTUS SUPPLEMENT (To Prospectus dated May 21, 2024) NIO Inc. Class A Ordinary Shares CHJ Limited, a wholly-owned, consolidated special purpose vehicle of ours, is participating as a lender in the Singapore Exchange Securities Trading Limited securities lending program, or the SGX Securities Lending Program. Under

May 21, 2024 F-3ASR

As filed with the Securities and Exchange Commission on May 21, 2024

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 21, 2024 Registration No.

May 21, 2024 EX-FILING FEES

Calculation of Filing Fee Tables FORM F-3 (Form Type) NIO Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107 EX-FILING FEES Calculation of Filing Fee Tables FORM F-3 (Form Type) NIO Inc.

May 16, 2024 SC 13D/A

NIO / NIO Inc. - Depositary Receipt (Common Stock) / Tencent Holdings Ltd - SCHEDULE 13D AMENDMENT NO. 4 Activist Investment

SCHEDULE 13D AMENDMENT NO. 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 4)* NIO Inc. (Name of Issuer) Class A Ordinary Shares, par value $0.00025 per share (Title of Class of Securities) 62914V106** (CUSIP Number) Tencent Holdings Limited Level 29, Three Pacific Place, No. 1 Queen’s Road East, Wancha

May 16, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executive

May 9, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executive

May 9, 2024 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) RECORD DATE FOR ANNUAL GENERAL MEETING OF SHAREHOLDERS

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

May 1, 2024 EX-99.1

NIO Inc. Provides April 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides April 2024 Delivery Update · NIO delivered 15,620 vehicles in April 2024, increasing by 134.6% year-over-year · NIO delivered 45,673 vehicles year-to-date in 2024, increasing by 21.2% year-over-year · Cumulative deliveries of NIO vehicles reached 495,267 as of April 30, 2024 SHANGHAI, China, May 01, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (

May 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of May 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executive

April 9, 2024 EX-4.47

Assets Transaction Agreement for the Project of Transfer of Structures and Equipment of Xinqiao Plant of Anhui Jianghuai Automobile Group Co., Ltd. Passenger Car Company

THE SYMBOL “[***]” DENOTES PLACES WHERE CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH (i) NOT MATERIAL, AND (ii) IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL Exhibit 4.

April 9, 2024 EX-4.49

NIO CHINA SHAREHOLDERS AGREEMENT BY AND AMONG HEFEI JIANHENG NEW ENERGY AUTOMOBILE INVESTMENT FUND PARTNERSHIP (LIMITED PARTNERSHIP) ADVANCED MANUFACTURING INDUSTRY INVESTMENT FUND II (LIMITED ANHUI PROVINCIAL SANZHONG YICHUANG INDUSTRY DEVELOPMENT F

Exhibit 4.49 NIO CHINA SHAREHOLDERS AGREEMENT BY AND AMONG HEFEI JIANHENG NEW ENERGY AUTOMOBILE INVESTMENT FUND PARTNERSHIP (LIMITED PARTNERSHIP) ADVANCED MANUFACTURING INDUSTRY INVESTMENT FUND II (LIMITED PARTNERSHIP) ANHUI PROVINCIAL SANZHONG YICHUANG INDUSTRY DEVELOPMENT FUND CO., LTD. ANHUI JINTONG NEW ENERGY AUTOMOBILE II FUND PARTNERSHIP (LIMITED PARTNERSHIP) AND NIO INC. NIO NEXTEV LIMITED

April 9, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of April 2024 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of April 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

April 9, 2024 EX-97.1

NIO INC. CLAWBACK POLICY

Exhibit 97.1 NIO INC. CLAWBACK POLICY (Adopted by the Board of Directors of NIO Inc. and effective on November 3, 2023) The board of directors (the “Board”) of NIO Inc. (the “Company”) believes that it is appropriate for the Company to adopt this Clawback Policy (the “Policy”) to be applied to the Executive Officers (as defined below) of the Company and implemented by the Compensation Committee of

April 9, 2024 EX-13.2

Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.2 Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Annual Report of NIO Inc. (the “Company”) on Form 20-F for the fiscal year ended December 31, 2023 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Wei Feng, Chief Financial Officer of the Company, certify, pursuant to

April 9, 2024 EX-13.1

Certification by the Principal Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

Exhibit 13.1 Certification by the Principal Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Annual Report of NIO Inc. (the “Company”) on Form 20-F for the fiscal year ended December 31, 2023 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Bin Li, Chief Executive Officer of the Company, certify, pursuant t

April 9, 2024 EX-12.1

Certification by the Principal Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.1 Certification by the Principal Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Bin Li, certify that: 1. I have reviewed this annual report on Form 20-F of NIO Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light

April 9, 2024 EX-4.48

TECHNOLOGY LICENCE AGREEMENT

THE SYMBOL “[***]” DENOTES PLACES WHERE CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH (i) NOT MATERIAL, AND (ii) IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL Exhibit 4.

April 9, 2024 EX-4.45

REGISTRATION RIGHTS AGREEMENT NIO INC. CYVN Holdings L.L.C. Dated as of June 20, 2023

Exhibit 4.45 REGISTRATION RIGHTS AGREEMENT between NIO INC. and CYVN Holdings L.L.C. Dated as of June 20, 2023 TABLE OF CONTENTS Page SECTION 1 EFFECTIVENESS; DEFINITIONS 1 1.1. Effective Date 1 1.2. Definitions 1 SECTION 2 DEMAND REGISTRATION 2 2.1. Demand Registration 2 2.2. Right of Deferral 2 2.3. Underwritten Offerings 3 SECTION 3 PIGGYBACK REGISTRATIONS 4 3.1. Registration of the Company’s S

April 9, 2024 EX-4.46

SHARE SUBSCRIPTION AGREEMENT dated as of December 18, 2023 by and between NIO INC. CYVN Investments RSC Ltd

Exhibit 4.46 SHARE SUBSCRIPTION AGREEMENT dated as of December 18, 2023 by and between NIO INC. and CYVN Investments RSC Ltd TABLE OF CONTENTS 1. DEFINITIONS 1 2. PURCHASE AND SALE OF SECURITIES 6 3. REPRESENTATIONS AND WARRANTIES OF THE PURCHASER 6 4. REPRESENTATIONS AND WARRANTIES OF THE COMPANY 9 5. COVENANTS AND ADDITIONAL AGREEMENTS 13 6. CONDITIONS TO THE COMPANY’S OBLIGATIONS 18 7. CONDITIO

April 9, 2024 EX-15.1

Consent of Independent Registered Public Accounting Firm

Exhibit 15.1 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-229952 and No. 333-272537) of NIO Inc. of our report dated April 9, 2024 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 20-F. /s/ Pricewaterh

April 9, 2024 EX-11.1

NIO INC. GLOBAL CODE OF BUSINESS CONDUCT & ETHICS (Adopted by the Board of Directors of NIO Inc. and effective on September 11, 2018, and amended on November 3, 2023)

Exhibit 11.1 NIO INC. GLOBAL CODE OF BUSINESS CONDUCT & ETHICS (Adopted by the Board of Directors of NIO Inc. and effective on September 11, 2018, and amended on November 3, 2023) Contents 1. Applicability of this Code 1 2. Our Core Values 1 3. Our Responsibility for Compliance & Ethics 2 4. Our Responsibility to Each Other and to Our Society 2 4.1. Diversity, Respect and Fairness in the Workplace

April 9, 2024 EX-12.2

Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

Exhibit 12.2 Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Wei Feng, certify that: 1. I have reviewed this annual report on Form 20-F of NIO Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light o

April 9, 2024 EX-15.2

April 9, 2024

Exhibit 15.2 April 9, 2024 Building 19, No. 1355, Caobao Road, Minhang District Shanghai People’s Republic of China Dear Sir/Madam: We hereby consent to the reference of our name under the headings “Item 3. Key Information—D. Risk Factors—Risks Related to Our Corporate Structure” and “Item 4. Information on the Company—C. Organizational Structure” in NIO Inc.’s Annual Report on Form 20-F for the y

April 9, 2024 EX-4.44

SHARE SUBSCRIPTION AGREEMENT dated as of June 20, 2023 by and between NIO INC. CYVN HOLDINGS L.L.C.

Exhibit 4.44 SHARE SUBSCRIPTION AGREEMENT dated as of June 20, 2023 by and between NIO INC. and CYVN HOLDINGS L.L.C. TABLE OF CONTENTS 1. DEFINITIONS 1 2. PURCHASE AND SALE OF SECURITIES 5 3. REPRESENTATIONS AND WARRANTIES OF THE PURCHASER 6 4. REPRESENTATIONS AND WARRANTIES OF THE COMPANY 9 5. COVENANTS AND ADDITIONAL AGREEMENTS 13 6. CONDITIONS TO THE COMPANY’S OBLIGATIONS 15 7. CONDITIONS TO TH

April 9, 2024 20-F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023. OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF

April 9, 2024 EX-99.1

EX-99.1

ANNUAL REPORT STOCK CODE : 9866 (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) 2023 Exhibit 99.

April 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of April 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

April 1, 2024 EX-99.1

NIO Inc. Provides March and First Quarter 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides March and First Quarter 2024 Delivery Update · NIO delivered 11,866 vehicles in March 2024, increasing by 14.3% year-over-year · NIO delivered 30,053 vehicles in the three months ended March 2024 · Cumulative deliveries of NIO vehicles reached 479,647 as of March 31, 2024 SHANGHAI, China, April 01, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“

March 27, 2024 EX-99.1

NIO Inc. Prudently Adjusts First Quarter 2024 Delivery Outlook

Exhibit 99.1 NIO Inc. Prudently Adjusts First Quarter 2024 Delivery Outlook SHANGHAI, China, March 27, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today provided an updated delivery outlook for the first quarter of 2024. Based on the most recent business update, the Compan

March 27, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 19, No. 1355, Caobao Road, Minhang District Shanghai, People’s Republic of China (Address of Principal Executi

March 15, 2024 EX-13.2

Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.2 Certification by the Chief Financial Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Annual Report of NIO Inc. (the “Company”) on Form 20-F for the fiscal year ended December 31, 2022 as filed with the Securities and Exchange Commission on April 28, 2023, as amended by Amendment No. 1 thereto (the “Report”), I, Wei Feng, Chief Financial Officer

March 15, 2024 EX-13.1

Certification by the Principal Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 13.1 Certification by the Principal Executive Officer Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Annual Report of NIO Inc. (the “Company”) on Form 20-F for the fiscal year ended December 31, 2022 as filed with the Securities and Exchange Commission on April 28, 2023, as amended by Amendment No. 1 thereto (the “Report”), I, Bin Li, Chief Executive Offic

March 15, 2024 EX-12.1

Certification by the Principal Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

EXHIBIT 12.1 Certification by the Principal Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Bin Li, certify that: 1. I have reviewed this annual report on Form 20-F, as amended by Amendment No. 1 thereto, of NIO Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessa

March 15, 2024 EX-12.2

Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

EXHIBIT 12.2 Certification by the Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 I, Wei Feng, certify that: 1. I have reviewed this annual report on Form 20-F, as amended by Amendment No. 1 thereto, of NIO Inc. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

March 15, 2024 20-F/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F/A (Amendment No. 1) (Mark One) ¨ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR x ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022. OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d

March 5, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executive

March 5, 2024 EX-99.1

NIO Inc. Reports Unaudited Fourth Quarter and Full Year 2023 Financial Results Quarterly Total Revenues reached RMB17,103.2 million (US$2,408.9 million)i Quarterly Vehicle Deliveries were 50,045 units Full Year Total Revenues reached RMB55,617.9 mill

Exhibit 99.1 NIO Inc. Reports Unaudited Fourth Quarter and Full Year 2023 Financial Results Quarterly Total Revenues reached RMB17,103.2 million (US$2,408.9 million)i Quarterly Vehicle Deliveries were 50,045 units Full Year Total Revenues reached RMB55,617.9 million (US$7,833.6 million) Full Year Vehicle Deliveries were 160,038 units SHANGHAI, China, March 5, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE

March 1, 2024 EX-99.1

NIO Inc. Provides February 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides February 2024 Delivery Update · NIO delivered 8,132 vehicles in February 2024 · NIO delivered 18,187 vehicles year-to-date in 2024 · Cumulative deliveries of NIO vehicles reached 467,781 as of February 29, 2024 SHANGHAI, China, March 01, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the

March 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-3863

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of March 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executive

February 28, 2024 SC 13D/A

NIO / NIO Inc. - Depositary Receipt (Common Stock) / CYVN Investments RSC Ltd Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* NIO Inc. (Name of Issuer) Class A Ordinary Shares, par value $0.00025 per share (Title of Class of Securities) 62914V106** (CUSIP Number) CYVN Investments RSC Ltd Samer Salah Abdelhaq Office at 9th Floor, Level 9, Al Khatem Tower Abu Dhabi Global Market

February 26, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

February 26, 2024 EX-99.1

NIO Entered Into Technology License Agreement with Forseven Limited

Exhibit 99.1 NIO Entered Into Technology License Agreement with Forseven Limited SHANGHAI, China, February 26, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO), a pioneer and a leading company in the premium smart electric vehicle market, today announced that its subsidiary, NIO Technology (Anhui) Co., Ltd. (the “Company”), has entered into a technology license agreement (the “Te

February 22, 2024 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) DATE OF BOARD MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

February 22, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

February 20, 2024 CORRESP

* * *

NIO Inc. Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China February 20, 2024 VIA EDGAR Mr. Andrew Mew Mr. Christopher Dunham Division of Corporation Finance Disclosure Review Program Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: NIO Inc. (the “Company”) Form 20-F for the Fiscal Year Ended December 31, 2022 Filed April 28, 202

February 7, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

February 7, 2024 EX-99.1

  NIO Inc.

  Exhibit 99.1    NIO Inc.   2024 Share Incentive Plan   (Adopted by the Board of Directors of NIO Inc. (the “Company”) on February 7, 2024)   1.            Purposes of the Plan. The purpose of this Plan is to attract and retain the best available personnel for positions of substantial responsibility, to provide additional incentives to selected Employees, Directors, and Consultants and to promote

February 7, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

February 7, 2024 EX-99.1

NIO Inc. Announces Board Change

Exhibit 99.1 NIO Inc. Announces Board Change SHANGHAI, China, February 7, 2024 (GLOBE NEWSWIRE) - (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced that Mr. Eddy Georges Skaf and Mr. Nicholas Paul Collins have been appointed as new directors by the Company’s board of directors (the “Board”), wit

February 2, 2024 SC 13G/A

HK:9866 / NIO Inc. / Originalwish Ltd - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A (Rule 13d-102) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 5)* NIO Inc. (Name of Issuer) Class A ordinary shares, par value of $0.00025 per share (Title of Class of Securities) G6525F 102 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate b

February 2, 2024 EX-99.1

Joint Filing Agreement

Exhibit 99.1 Joint Filing Agreement In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with all other Reporting Persons (as such term is defined in the Schedule 13G referred to below) on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Class A or

February 1, 2024 EX-99.1

NIO Inc. Provides January 2024 Delivery Update

Exhibit 99.1 NIO Inc. Provides January 2024 Delivery Update · NIO delivered 10,055 vehicles in January 2024, increasing by 18.2% year-over-year · Cumulative deliveries of NIO vehicles reached 459,649 as of January 31, 2024 SHANGHAI, China, February 01, 2024 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart e

February 1, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of February 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

February 1, 2024 EX-FILING FEES

Calculation of Filing Fee Tables Schedule TO (Form Type) NIO Inc. (Name of Issuer) Table 1 – Transaction Valuation

Exhibit 107 Calculation of Filing Fee Tables Schedule TO (Form Type) NIO Inc. (Name of Issuer) Table 1 – Transaction Valuation Transaction Valuation Fee Rate Amount of Filing Fee Fees to Be Paid — — Fees Previously Paid $ 301,448,000.00 (1) 0.01476 %(2) $ 44,493.72 (2) Total Transaction Valuation $ 301,448,000.00 Total Fees Due for Filing $ 44,493.72 (2) Total Fees Previously Paid $ 44,493.72 (2)

February 1, 2024 EX-99.(A)(5)(B)

NIO Inc. Announces Completion of the Repurchase Right Offer for Its 0.00% Convertible Senior Notes due 2026

Exhibit (a)(5)(B) NIO Inc. Announces Completion of the Repurchase Right Offer for Its 0.00% Convertible Senior Notes due 2026 SHANGHAI, China, February 1, 2024 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced that it has completed its previously announced repurchase

February 1, 2024 SC TO-I/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (Amendment No. 1) (RULE 14d-100) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 NIO Inc. (Name of Subject Company (Iss

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (Amendment No.

January 18, 2024 CORRESP

* * *

NIO Inc. Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China January 18, 2024 VIA EDGAR Mr. Andrew Mew Mr. Christopher Dunham Division of Corporation Finance Disclosure Review Program Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: NIO Inc. (the “Company”) Form 20-F for the Fiscal Year Ended December 31, 2022 Filed April 28, 2023

January 3, 2024 EX-99.(A)(1)

NOTICE OF REPURCHASE OF NOTES AT OPTION OF HOLDERS TO HOLDERS OF 0.00% CONVERTIBLE SENIOR NOTES DUE 2026 ISSUED BY NIO INC. CUSIP NO. 62914VAE61

TABLE OF CONTENTS Exhibit (a)(1) NOTICE OF REPURCHASE OF NOTES AT OPTION OF HOLDERS TO HOLDERS OF 0.

January 3, 2024 EX-FILING FEES

Calculation of Filing Fee Tables Schedule TO (Form Type) NIO Inc. (Name of Issuer) Table 1 – Transaction Valuation

Exhibit 107 Calculation of Filing Fee Tables Schedule TO (Form Type) NIO Inc. (Name of Issuer) Table 1 – Transaction Valuation Transaction Valuation Fee Rate Amount of Filing Fee Fees to Be Paid $ 301,448,000.00 (1) 0.01476 %(2) $ 44,493.72 (2) Fees Previously Paid — — Total Transaction Valuation $ 301,448,000.00 Total Fees Due for Filing $ 44,493.72 (2) Total Fees Previously Paid — Total Fee Offs

January 3, 2024 EX-99.(A)(5)(A)

NIO Inc. Announces Repurchase Right Notification for 0.00% Convertible Senior Notes due 2026

Exhibit (a)(5)(A) NIO Inc. Announces Repurchase Right Notification for 0.00% Convertible Senior Notes due 2026 SHANGHAI, China, January 3, 2024 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced that it is notifying holders of its 0.00% Convertible Senior Notes due 202

January 3, 2024 SC TO-I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (RULE 14d-100) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 NIO Inc. (Name of Subject Company (Issuer)) NIO Inc. (Na

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE TO (RULE 14d-100) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 NIO Inc.

January 2, 2024 EX-99.1

NIO Inc. Provides December, Fourth Quarter and Full Year 2023 Delivery Update

Exhibit 99.1 NIO Inc. Provides December, Fourth Quarter and Full Year 2023 Delivery Update ● NIO delivered 18,012 vehicles in December 2023, increasing by 13.9% year-over-year ● NIO delivered 50,045 vehicles in the three months ended December 2023, increasing by 25.0% year-over-year ● NIO delivered 160,038 vehicles in 2023 in total, increasing by 30.7% year-over-year ● Cumulative deliveries of NIO

January 2, 2024 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-38

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of January 2024 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executi

December 29, 2023 CORRESP

NIO Inc. Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China

NIO Inc. Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China December 29, 2023 VIA EDGAR Andrew Mew Christopher Dunham Division of Corporation Finance Disclosure Review Program Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: NIO Inc. (the “Company”) Form 20-F for the Fiscal Year Ended December 31, 2022 Filed April 28, 2023 File N

December 27, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

December 27, 2023 EX-99.1

NIO Inc. Announces Closing of US$2.2 Billion Strategic Equity Investment from CYVN

Exhibit 99.1 NIO Inc. Announces Closing of US$2.2 Billion Strategic Equity Investment from CYVN SHANGHAI, China, December 27, 2023 (GLOBE NEWSWIRE) – NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced that it has closed the US$2.2 billion strategic equity investment from CYVN Investments

December 27, 2023 SC 13D/A

NIO / NIO Inc. - Depositary Receipt (Common Stock) / CYVN Investments RSC Ltd - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* NIO Inc. (Name of Issuer) Class A Ordinary Shares, par value $0.00025 per share (Title of Class of Securities) 62914V106** (CUSIP Number) CYVN Investments RSC Ltd Samer Salah Abdelhaq Office at 9th Floor, Level 9, Al Khatem Tower Abu Dhabi Globa

December 26, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

December 20, 2023 EX-99.2

SHARE SUBSCRIPTION AGREEMENT dated as of December 18, 2023 by and between NIO INC. CYVN Investments RSC Ltd

EX-99.2 Exhibit 99.2 SHARE SUBSCRIPTION AGREEMENT dated as of December 18, 2023 by and between NIO INC. and CYVN Investments RSC Ltd 1 TABLE OF CONTENTS 1. DEFINITIONS 1 2. PURCHASE AND SALE OF SECURITIES 6 3. REPRESENTATIONS AND WARRANTIES OF THE PURCHASER 6 4. REPRESENTATIONS AND WARRANTIES OF THE COMPANY 9 5. COVENANTS AND ADDITIONAL AGREEMENTS 13 6. CONDITIONS TO THE COMPANY’S OBLIGATIONS 18 7

December 20, 2023 SC 13D/A

NIO / NIO Inc. - Depositary Receipt (Common Stock) / CYVN Investments RSC Ltd - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* NIO Inc. (Name of Issuer) Class A Ordinary Shares, par value $0.00025 per share (Title of Class of Securities) 62914V106** (CUSIP Number) CYVN Investments RSC Ltd Samer Salah Abdelhaq Office at 9th Floor, Level 9, Al Khatem Tower Abu Dhabi Globa

December 20, 2023 EX-99.1

FUNDING AGREEMENT

EX-99.1 Exhibit 99.1 FUNDING AGREEMENT FUNDING AGREEMENT (this “Agreement”) dated December 19, 2023 by and between CYVN Investments RSC Ltd, a restricted scope company incorporated in the Abu Dhabi Global Market, Abu Dhabi, United Arab Emirates (“Investments”) and CYVN Holdings L.L.C., a limited liability company organized under the laws of Abu Dhabi, United Arab Emirates (“Holdings”). WITNESSETH

December 18, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

December 18, 2023 EX-99.1

NIO Inc. Announces US$2.2 Billion Strategic Equity Investment from CYVN

Exhibit 99.1 NIO Inc. Announces US$2.2 Billion Strategic Equity Investment from CYVN Shanghai, China, December 18, 2023 – (GLOBE NEWSWIRE) – NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced that it has entered into a share subscription agreement with CYVN Holdings L.L.C (“CYVN Holdings

December 5, 2023 EX-99.1

NIO Inc. Reports Unaudited Third Quarter 2023 Financial Results Quarterly Total Revenues reached RMB19,066.6 million (US$2,613.3 million)i Quarterly Vehicle Deliveries were 55,432 units

Exhibit 99.1 NIO Inc. Reports Unaudited Third Quarter 2023 Financial Results Quarterly Total Revenues reached RMB19,066.6 million (US$2,613.3 million)i Quarterly Vehicle Deliveries were 55,432 units SHANGHAI, China, December 5, 2023 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, t

December 5, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

December 1, 2023 EX-99.1

NIO Inc. Provides November 2023 Delivery Update

Exhibit 99.1 NIO Inc. Provides November 2023 Delivery Update · NIO delivered 15,959 vehicles in November 2023, increasing by 12.6% year-over-year · NIO delivered 142,026 vehicles year-to-date in 2023, increasing by 33.1% year-over-year · Cumulative deliveries of NIO vehicles reached 431,582 as of November 30, 2023 SHANGHAI, China, December 1, 2023 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866

December 1, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of December 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

November 21, 2023 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) DATE OF BOARD MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

November 21, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

November 13, 2023 EX-99.1

NIO Inc. Announces Appointment of Independent Director

Exhibit 99.1 NIO Inc. Announces Appointment of Independent Director SHANGHAI, China, November 13, 2023 (GLOBE NEWSWIRE) – NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced that Professor Yonggang Wen has been appointed as a new independent director to the Company’s board of directors (t

November 13, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

November 1, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of November 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execut

November 1, 2023 EX-99.1

NIO Inc. Provides October 2023 Delivery Update

Exhibit 99.1 NIO Inc. Provides October 2023 Delivery Update · NIO delivered 16,074 vehicles in October 2023, increasing by 59.8% year-over-year · NIO delivered 126,067 vehicles year-to-date in 2023, increasing by 36.3% year-over-year · Cumulative deliveries of NIO vehicles reached 415,623 as of October 31, 2023 SHANGHAI, China, November 1, 2023 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; S

October 2, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2023 Commission File Number: 001-38

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of October 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executi

October 2, 2023 EX-99.1

NIO Inc. Provides September and Third Quarter 2023 Delivery Update

Exhibit 99.1 NIO Inc. Provides September and Third Quarter 2023 Delivery Update Company Achieved New Record-High Quarterly Deliveries ● NIO delivered 15,641 vehicles in September 2023, increasing by 43.8% year-over-year ● NIO delivered 55,432 vehicles in the three months ended September 2023, increasing by 75.4% year-over-year ● Cumulative deliveries of NIO vehicles reached 399,549 as of September

September 25, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execu

September 25, 2023 EX-99.1

NIO Inc. Responds to Market Speculations

Exhibit 99.1 NIO Inc. Responds to Market Speculations SHANGHAI, China, September 25, 2023 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”) is a pioneer and a leading company in the premium smart electric vehicle market. The Company has been made aware of certain media speculations claiming that the Company is considering raising certain capital from investors,

September 25, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execu

September 25, 2023 EX-99.1

NIO Inc. Announces Closing of US$1 Billion Convertible Senior Notes Offering

Exhibit 99.1 NIO Inc. Announces Closing of US$1 Billion Convertible Senior Notes Offering SHANGHAI, China, September 25, 2023 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced the closing of its offering of US$500 million in aggregate principal amount of convertible s

September 20, 2023 EX-99.1

NIO Inc. Prices Offering of US$1 Billion Convertible Senior Notes

Exhibit 99.1 NIO Inc. Prices Offering of US$1 Billion Convertible Senior Notes SHANGHAI, China, September 19, 2023 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced the pricing of US$500 million in aggregate principal amount of convertible senior notes due 2029 (the “

September 20, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execu

September 18, 2023 EX-99.1

MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS

Exhibit 99.1 MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS You should read the following discussion together with our consolidated financial statements and the related notes incorporated in this offering memorandum by reference to our annual report on Form 20-F for the fiscal year ended December 31, 2022 filed with the SEC on April 28, 2023, or the 2022 Form

September 18, 2023 EX-99.1

NIO Inc. Announces Proposed Offering of US$1 Billion Convertible Senior Notes

Exhibit 99.1 NIO Inc. Announces Proposed Offering of US$1 Billion Convertible Senior Notes SHANGHAI, China, September 18, 2023 (GLOBE NEWSWIRE) — NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced a proposed offering (the “Notes Offering”) of US$500 million in aggregate principal amount

September 18, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execu

September 18, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execu

September 18, 2023 EX-99.2

INDEX TO UNAUDITED INTERIM CONDENSED CONSOLIDATED FINANCIAL STATEMENTS

Exhibit 99.2 INDEX TO UNAUDITED INTERIM CONDENSED CONSOLIDATED FINANCIAL STATEMENTS Page Unaudited Interim Condensed Consolidated Financial Statements Unaudited Interim Condensed Consolidated Balance Sheets as of December 31, 2022 and June 30, 2023 F-2 Unaudited Interim Condensed Consolidated Statements of Comprehensive Loss for the Six Months Ended June 30, 2022 and 2023 F-3 Unaudited Interim Con

September 15, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execu

September 1, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of September 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Execu

September 1, 2023 EX-99.1

NIO Inc. Provides August 2023 Delivery Update

Exhibit 99.1 NIO Inc. Provides August 2023 Delivery Update · NIO delivered 19,329 vehicles in August 2023, increasing by 81.0% year-over-year · NIO delivered 94,352 vehicles year-to-date in 2023, increasing by 31.9% year-over-year · Cumulative deliveries of NIO vehicles reached 383,908 as of August 31, 2023 SHANGHAI, China, September 01, 2023 (GLOBE NEWSWIRE) - NIO Inc. (NYSE: NIO; HKEX: 9866; SGX

September 1, 2023 CORRESP

*          *          *

NIO Inc. Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China September 1, 2023 VIA EDGAR Tyler Howes Christopher Dunham Division of Corporation Finance Disclosure Review Program Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: NIO Inc. (the “Company”) Form 20-F for the Fiscal Year Ended December 31, 2022 Filed April 28, 2023 File

August 29, 2023 EX-99.1

APPENDIX I

Exhibit 99.1 Reconciliation between U.S. GAAP and International Financial Reporting Standards The Company’s consolidated financial statements for its primary listing in the United States are prepared in accordance with the accounting principles generally accepted in the United States of America (the “U.S. GAAP”). As a secondary listed issuer of the Hong Kong Stock Exchange, the Company is required

August 29, 2023 EX-99.1

NIO Inc. Reports Unaudited Second Quarter 2023 Financial Results Quarterly Total Revenues reached RMB8,771.7 million (US$1,209.7 million)i Quarterly Vehicle Deliveries were 23,520 units

Exhibit 99.1 NIO Inc. Reports Unaudited Second Quarter 2023 Financial Results Quarterly Total Revenues reached RMB8,771.7 million (US$1,209.7 million)i Quarterly Vehicle Deliveries were 23,520 units SHANGHAI, China, August 29, 2023 − NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced its

August 29, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-386

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executiv

August 29, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-386

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executiv

August 16, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-386

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executiv

August 16, 2023 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) DATE OF BOARD MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

August 4, 2023 CORRESP

*             *            *

NIO Inc. Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China August 4, 2023 VIA EDGAR Tyler Howes Christopher Dunham Division of Corporation Finance Disclosure Review Program Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549 Re: NIO Inc. (the “Company”) Form 20-F for the Fiscal Year Ended December 31, 2022 Filed April 28, 2023 File No.

August 1, 2023 EX-99.1

NIO Inc. Announces that Deliveries in July 2023 Reached 20,462 Vehicles

Exhibit 99.1 NIO Inc. Announces that Deliveries in July 2023 Reached 20,462 Vehicles Company Achieved New Record-High Monthly Deliveries · Deliveries of ES6 exceeded 10,000 in July 2023 · NIO delivered 20,462 vehicles in July 2023, increasing by 103.6% year-over-year · NIO delivered 75,023 vehicles year-to-date in 2023 · Cumulative deliveries of NIO vehicles reached 364,579 as of July 31, 2023 SHA

August 1, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-386

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of August 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executiv

July 24, 2023 EX-99.2

EX-99.2

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July 24, 2023 EX-99.1

EX-99.1

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July 24, 2023 EX-99.4

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July 24, 2023 EX-99.1

EX-99.1

Please refer to Exhibit 99.1 PDF.

July 24, 2023 SC 13D

NIO / NIO Inc - ADR / CYVN Investments RSC Ltd Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. )* NIO Inc. (Name of Issuer) Class A Ordinary Shares, par value $0.00025 per share (Title of Class of Securities) 62914V106** (CUSIP Number) CYVN Investments RSC Ltd Samer Salah Abdelhaq Office at 9th Floor, Level 9, Al Khatem Tower Abu Dhabi Global Market S

July 24, 2023 EX-99.4

EX-99.4

Please refer to Exhibit 99.4 PDF.

July 24, 2023 EX-99.3

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July 24, 2023 EX-99.3

EX-99.3

Please refer to Exhibit 99.3 PDF.

July 24, 2023 EX-99.2

EX-99.2

Please refer to Exhibit 99.2 PDF.

July 12, 2023 EX-99.1

NIO Inc. Announces Closing of Strategic Equity Investment from CYVN

Exhibit 99.1 NIO Inc. Announces Closing of Strategic Equity Investment from CYVN SHANGHAI, China, July 12, 2023 (GLOBE NEWSWIRE) – NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced that it has closed the US$738.5 million strategic equity investment from CYVN Investments RSC Ltd, an affi

July 12, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executive

July 3, 2023 EX-99.1

NIO Inc. Provides June and Second Quarter 2023 Delivery Update

Exhibit 99.1 NIO Inc. Provides June and Second Quarter 2023 Delivery Update · NIO delivered 10,707 vehicles in June 2023 · NIO delivered 23,520 vehicles in the three months ended June 2023 · NIO started ramping up deliveries of ET5 Touring and All-New ES8 in June 2023 · Cumulative deliveries of NIO vehicles reached 344,117 as of June 30, 2023 SHANGHAI, China, July 01, 2023 (GLOBE NEWSWIRE) - NIO I

July 3, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of July 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executive

June 26, 2023 EX-99.1

NIO Inc. (A company controlled through weighted voting rights and incorporated in the Cayman Islands with limited liability) (Stock Code: 9866) POLL RESULTS OF THE 2023 ANNUAL GENERAL MEETING

Exhibit 99.1 Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement. Under our weighted

June 26, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executive

June 23, 2023 SC 13D/A

NIO / NIO Inc - ADR / Tencent Holdings Ltd - SCHEDULE 13D AMENDMENT NO. 3 Activist Investment

SCHEDULE 13D AMENDMENT NO. 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 3)* NIO Inc. (Name of Issuer) Class A Ordinary Shares, par value $0.00025 per share (Title of Class of Securities) 62914V106** (CUSIP Number) Tencent Holdings Limited Level 29, Three Pacific Place, No. 1 Queen’s Road East, Wancha

June 23, 2023 EX-99.5

STOCK PURCHASE AGREEMENT

EX-99.5 Exhibit 99.5 Execution Version STOCK PURCHASE AGREEMENT STOCK PURCHASE AGREEMENT, dated as of June 20, 2023 (this “Agreement”), between Image Frame Investment (HK) Limited (“Seller”), a company incorporated under the laws of Hong Kong, and the purchaser listed on Schedule I attached hereto (the “Purchaser”). WHEREAS, Seller is the beneficial owner of certain Class A ordinary shares, par va

June 20, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executive

June 20, 2023 EX-99.1

NIO Inc. Announces Strategic Equity Investment from CYVN Holdings

Exhibit 99.1 NIO Inc. Announces Strategic Equity Investment from CYVN Holdings Shanghai, China, June 20, 2023 – (GLOBE NEWSWIRE) – NIO Inc. (NYSE: NIO; HKEX: 9866; SGX: NIO) (“NIO” or the “Company”), a pioneer and a leading company in the premium smart electric vehicle market, today announced that it has entered into a share subscription agreement with CYVN Holdings L.L.C., an investment vehicle m

June 15, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of June 2023 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the Month of June 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executive

June 9, 2023 S-8

As filed with the Securities and Exchange Commission on June 9, 2023

As filed with the Securities and Exchange Commission on June 9, 2023 Registration No.

June 9, 2023 6-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-38638

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934 For the month of June 2023 Commission File Number: 001-38638 NIO Inc. (Registrant’s Name) Building 20, 56 Antuo Road Jiading District, Shanghai 201804 People’s Republic of China (Address of Principal Executive

June 9, 2023 EX-FILING FEES

Calculation of Filing Fee Table Form S-8 (Form Type) NIO Inc. (Exact Name of Registrant as Specified in its Charter) Newly Registered Securities

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) NIO Inc. (Exact Name of Registrant as Specified in its Charter) Newly Registered Securities Security Type Security Class Title(1) Fee Calculation Rule Amount Registered(2) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee(1) Equity Class A Ordinary Shares, par value $0.0002

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