GBTG / Global Business Travel Group, Inc. - Pemfailan SEC, Laporan Tahunan, Penyata Proksi

REGISTRATION RIGHTS AGREEMENT

Exhibit 2.2 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”), dated as of September 2, 2025, is made and entered into by and among: (i)             Global Business Travel Group, Inc., a Delaware corporation (the “Company”) (formerly known as Apollo Strategic Growth Capital, a blank check company); and (ii)             certain equityholders of the Company as set f

Amex GBT Completes Acquisition of CWT

Exhibit 99.1 Amex GBT Completes Acquisition of CWT · Welcoming CWT customers to Amex GBT will unlock unrivaled choice, value and experiences. · Transaction expected to create significant shareholder value with approximately $155 million of annual run-rate identified synergies within 3 years. New York, NY – September 2 2025 – American Express Global Business Travel, which is operated by Global Busi

AMENDMENT NO. 5 TO AGREEMENT AND PLAN OF MERGER

Exhibit 2.1 AMENDMENT NO. 5 TO AGREEMENT AND PLAN OF MERGER This AMENDMENT NO. 5 TO AGREEMENT AND PLAN OF MERGER (this “Amendment”), dated as of August 28, 2025, is made by and among Global Business Travel Group, Inc. (“Parent”), Cape Merger Sub I LLC (“Merger Sub I”), Cape Merger Sub II LLC (“Merger Sub II”), CWT Holdings, LLC (the “Company”), and Redwood Drawdown Partners III, LLC, solely in its

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): September 2, 2025 (August 28, 202

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): September 2, 2025 (August 28, 2025) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

American Express Global Business Travel Reports Q2 Results Ahead of Expectations; Confidence to Raise and Narrow Full-Year 2025 Guidance

American Express Global Business Travel Reports Q2 Results Ahead of Expectations; Confidence to Raise and Narrow Full-Year 2025 Guidance NEW YORK – August 5, 2025 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): August 5, 2025 Global Business Tr

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): August 5, 2025 Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number: 00

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): June 13, 2025 (June 11, 2025) Glo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): June 13, 2025 (June 11, 2025) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

American Express Global Business Travel Reports Strong Profit Growth and Margin Expansion in Q1 2025 and Issues Q2 and Updated Full-Year 2025 Guidance

American Express Global Business Travel Reports Strong Profit Growth and Margin Expansion in Q1 2025 and Issues Q2 and Updated Full-Year 2025 Guidance NEW YORK – May 6, 2025 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): May 6, 2025 Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation or or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number: 0

-Based Restricted S

EXHIBIT 10.2 PERFORMANCED-BASED RESTRICTED STOCK UNIT GRANT NOTICE UNDER THE GLOBAL BUSINESS TRAVEL GROUP, INC. 2022 EQUITY INCENTIVE PLAN THIS PERFORMANCE-BASED RESTRICTED STOCK UNIT NOTICE (this “Notice”) evidences an award of Performance-Based Restricted Stock Units by Global Business Travel Group, Inc., a Delaware corporation (the “Company”) to the individual named on Schedule A attached heret

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐Preliminary Proxy Statement ☐Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy Stateme

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

Amendment No. 2 to Agreement and Plan of Merger, dated as of March 17, 2025, by and among Global Business Travel Group Inc., Cape Merger Sub I LLC, Cape Merger Sub II LLC, CWT Holdings, LLC and Redwood Drawdown Partners III, LLC, as Member Representative.

Exhibit 2.1 AMENDMENT NO. 2 TO AGREEMENT AND PLAN OF MERGER This AMENDMENT NO. 2 TO AGREEMENT AND PLAN OF MERGER (this “Amendment”), dated as of March 17, 2025, is made by and among Global Business Travel Group, Inc. (“Parent”), Cape Merger Sub I LLC (“Merger Sub I”), Cape Merger Sub II LLC (“Merger Sub II”), CWT Travel Holdings, LLC (the “Company”), and Redwood Drawdown Partners III, LLC, solely

Amendment No. 4 to Agreement and Plan of Merger, dated as of March 21, 2025, by and among Global Business Travel Group Inc., Cape Merger Sub I LLC, Cape Merger Sub II LLC, CWT Holdings, LLC and Redwood Drawdown Partners III, LLC, as Member Representative.*

Exhibit 2.3 AMENDMENT NO. 4 TO AGREEMENT AND PLAN OF MERGER This AMENDMENT NO. 4 TO AGREEMENT AND PLAN OF MERGER (this “Amendment”), dated as of March 21, 2025, is made by and among Global Business Travel Group, Inc. (“Parent”), Cape Merger Sub I LLC (“Merger Sub I”), Cape Merger Sub II LLC (“Merger Sub II”), CWT Travel Holdings, LLC (the “Company”), and Redwood Drawdown Partners III, LLC, solely

American Express Global Business Travel Announces Amended Merger Agreement for CWT Acquisition

Exhibit 99.1 American Express Global Business Travel Announces Amended Merger Agreement for CWT Acquisition New York – March 21, 2025 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (“Amex GBT” or the “Company”), a leading B2B software and services company for travel, expense, and meetings & events, announced today that it has agreed

Amendment No. 3 to Agreement and Plan of Merger, dated as of March 20, 2025, by and among Global Business Travel Group Inc., Cape Merger Sub I LLC, Cape Merger Sub II LLC, CWT Holdings, LLC and Redwood Drawdown Partners III, LLC, as Member Representative.

Exhibit 2.2 AMENDMENT NO. 3 TO AGREEMENT AND PLAN OF MERGER This AMENDMENT NO. 3 TO AGREEMENT AND PLAN OF MERGER (this “Amendment”), dated as of March 20, 2025, is made by and among Global Business Travel Group, Inc. (“Parent”), Cape Merger Sub I LLC (“Merger Sub I”), Cape Merger Sub II LLC (“Merger Sub II”), CWT Travel Holdings, LLC (the “Company”), and Redwood Drawdown Partners III, LLC, solely

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 21, 2025 (March 17, 2025) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of

ider Trading Policy

Exhibit 19.1 GLOBAL BUSINESS TRAVEL GROUP, INC. INSIDER TRADING POLICY Amended on February 25, 2025 In the course of conducting the business of Global Business Travel Group, Inc. (together with its subsidiaries, the “Company”), you may come into possession of material information about the Company or other entities that is not available to the investing public (referenced herein as “material nonpu

List of Subsidiaries

Exhibit 21.1 Subsidiaries of the Registrant Name of Subsidiary Jurisdiction of Incorporation or Organization 30 SecondsToFly (Thailand) Co., Ltd. Thailand ATLAS REISEN GmbH Germany ATLAS/ RVS Reiseburo Verwaltungs Service GmbH Germany Bavaria-Lloyd Reisebuero GmbH Germany Chartwell Travel Ltd United Kingdom CITS GBT Air Services Limited China CITS GBT Southern China Air Services Limited China CITS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x 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 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-39576 Global Business Tr

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 6, 2025 (March 6, 2025) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

UK Competition and Markets Authority Approves Amex GBT’s Acquisition of CWT

Exhibit 99.1 UK Competition and Markets Authority Approves Amex GBT’s Acquisition of CWT New York, NY – March 6, 2025 - American Express Global Business Travel (“Amex GBT”), which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (“Amex GBT” or the “Company”), a leading software and services company for travel, expense and meetings and events, received approval today from the United K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 3, 2025 (February 26, 2025) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): February 27, 2025 (February 27, 2025) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdict

American Express Global Business Travel Reports Strong Fourth Quarter and Full-Year 2024 Financial Results; With Continued Momentum in 2025

American Express Global Business Travel Reports Strong Fourth Quarter and Full-Year 2024 Financial Results; With Continued Momentum in 2025 NEW YORK – February 27, 2025 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc.

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): February 18, 2025 (February 18, 2025) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdict

American Express Global Business Travel Announces Provisional UK Antitrust Clearance of Acquisition of CWT

Exhibit 99.1 American Express Global Business Travel Announces Provisional UK Antitrust Clearance of Acquisition of CWT New York – Tuesday, February 18, 2025 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (“Amex GBT” or the “Company”), a leading software and services company for travel, expense, and meetings & events, today announced

Amendment No. 1, dated as of February 4, 2025, by and among Global Business Travel Group Inc., GBT US III LLC, the other loan parties party thereto, the lenders party thereto and Morgan Stanley Senior Funding, Inc., as administrative agent and as collateral agent.*

Exhibit 10.1 EXECUTION VERSION AMENDMENT NO. 1 dated as of February 4, 2025, among GBT US III LLC, as the Initial Borrower, GLOBAL BUSINESS TRAVEL GROUP, INC., as GBT, THE OTHER LOAN PARTIES PARTY HERETO, THE LENDERS PARTY HERETO, and MORGAN STANLEY SENIOR FUNDING, INC., as Administrative Agent and Collateral Agent AMENDMENT NO. 1 This AMENDMENT NO. 1, dated as of February 4, 2025 (this “Amendment

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): February 4, 2025 (February 4, 2025) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

Amendment No. 1 to Agreement and Plan of Merger, dated as of January 17, 2025, by and among Global Business Travel Group Inc., Cape Merger Sub I LLC, Cape Merger Sub II LLC, CWT Holdings, LLC and Redwood Drawdown Partners III, LLC, as Member Representative (incorporated by reference to Exhibit 2.1 of the Company's Current Report on Form 8-K, filed with the SEC on January 17, 2025).

Exhibit 2.1 AMENDMENT NO. 1 TO AGREEMENT AND PLAN OF MERGER This AMENDMENT NO. 1 TO AGREEMENT AND PLAN OF MERGER (this “Amendment”), dated as of January 17, 2025, is made by and among Global Business Travel Group, Inc. (“Parent”), Cape Merger Sub I LLC (“Merger Sub I”), Cape Merger Sub II LLC (“Merger Sub II”), CWT Travel Holdings, LLC (the “Company”), and Redwood Drawdown Partners III, LLC, solel

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 17, 2025 (January 17, 2025) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): November 6, 2024 (November 6, 2024) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

American Express Global Business Travel Notes U.K. Competition and Markets Authority’s Interim Report Regarding CWT Acquisition

Exhibit 99.1 American Express Global Business Travel Notes U.K. Competition and Markets Authority’s Interim Report Regarding CWT Acquisition New York – November 6, 2024 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (“Amex GBT” or the “Company”), a leading software and services company for travel, expense and meetings & events, has c

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Numbe

American Express Global Business Travel Reports Strong Q3 2024 Financial Results, Raises 2024 Free Cash Flow Guidance and Announces $300 Million Share Buyback Authorization

American Express Global Business Travel Reports Strong Q3 2024 Financial Results, Raises 2024 Free Cash Flow Guidance and Announces $300 Million Share Buyback Authorization NEW YORK – November 5, 2024 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): November 5, 2024 Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): August 6, 2024 Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number: 00

American Express Global Business Travel Reports Strong Q2 2024 Financial Results and Raises 2024 Free Cash Flow Guidance

American Express Global Business Travel Reports Strong Q2 2024 Financial Results and Raises 2024 Free Cash Flow Guidance NEW YORK – August 6, 2024 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc.

Amex GBT Provides CWT Acquisition Update: Transaction Now Expected to Close in the First Quarter of 2025

Exhibit 99.1 Amex GBT Provides CWT Acquisition Update: Transaction Now Expected to Close in the First Quarter of 2025 New York – Tuesday, July 30, 2024 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (“Amex GBT” or the “Company”), a leading software and services company for travel, expense and meetings & events, has today announced it

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 30, 2024 (July 30, 2024) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

Amended and Restated Credit Agreement, dated as of July 26, 2024, by and among Global Business Travel Group, Inc., GBT US III LLC, the lenders and letter of credit issuers party thereto from time to time and Morgan Stanley Senior Funding, Inc., as administrative agent and as collateral agent (incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K, filed with the SEC on July 29, 2024).

Exhibit 10.1 Execution Version AMENDED AND RESTATED CREDIT AGREEMENT Dated as of July 26, 2024 Among GBT US III LLC, as the Initial Borrower, The Additional Borrowers from Time to Time Parties Hereto, GLOBAL BUSINESS TRAVEL GROUP, INC., as GBT, MORGAN STANLEY SENIOR FUNDING, INC., as Administrative Agent and Collateral Agent, and THE LENDERS AND L/C ISSUERS FROM TIME TO TIME PARTY HERETO MORGAN ST

American Express Global Business Travel Announces Refinancing of its Existing Credit Facility

Exhibit 99.1 American Express Global Business Travel Announces Refinancing of its Existing Credit Facility NEW YORK – July 26, 2024 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (“Amex GBT” or the “Company”), a leading software and services company for travel, expense, and meetings and events, today announced that it entered into an

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 26, 2024 (July 26, 2024) Glo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 26, 2024 (July 26, 2024) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

Fifth Amended and Restated Articles of Association of GBT JerseyCo Limited

Exhibit 3.1 Companies (Jersey) Law 1991 Company Limited by Shares FIFTH AMENDED AND RESTATED Memorandum of Association of GBT Jerseyco Limited (adopted by special resolution on 10 JULY 2023) Companies (Jersey) Law 1991 Company Limited by Shares Memorandum of Association of GBT JerseyCo Limited 1 The name of the Company is GBT JerseyCo Limited. 2 The Company is a private company limited by shares.

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): June 7, 2024 (June 5, 2024) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of inc

American Express Global Business Travel Reports Strong Q1 2024 Financial Results and Reiterates 2024 Outlook

American Express Global Business Travel Reports Strong Q1 2024 Financial Results and Reiterates 2024 Outlook NEW YORK – May 7, 2024 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number: 0

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): May 7, 2024 Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation or or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐Preliminary Proxy Statement ☐Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy Stateme

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): March 25, 2024 (March 24, 2024) G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): March 25, 2024 (March 24, 2024) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of

Agreement and Plan of Merger, dated as of March 24, 2024, by and among Global Business Travel Group Inc., Cape Merger Sub I LLC, Cape Merger Sub II LLC, CWT Holdings, LLC and Redwood Drawdown Partners III, LLC, as Member Representative (incorporated by reference to Exhibit 2.1 of the Company’s Current Report on Form 8-K, filed with the SEC on March 25, 2024).

Exhibit 2.1 CONFIDENTIAL AGREEMENT AND PLAN OF MERGER BY AND AMONG GLOBAL BUSINESS TRAVEL GROUP, INC., CAPE MERGER SUB I LLC, CAPE MERGER SUB II LLC, CWT HOLDINGS, LLC AND REDWOOD DRAWDOWN PARTNERS III, LLC, AS MEMBER REPRESENTATIVE Dated as of March 24, 2024 TABLE OF CONTENTS Page ARTICLE I THE MERGERS Section 1.1 The Mergers; Effects of the Mergers 2 Section 1.2 Closing 3 Section 1.3 Closing Del

Description of Securities.

Exhibit 4.1 DESCRIPTION OF REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED The following description of the securities of Global Business Travel Group, Inc. (the “Company”, “we”, “us” and “our”) are summaries of the material terms of our Certificate of Incorporation, the Certificate of Designations for our Class A-1 preferred stock and t

Global Business Travel Group, Inc. Supplemental Executive Officer Recoupment Policy

Exhibit 97.1 GLOBAL BUSINESS TRAVEL GROUP, INC. SUPPLEMENTAL EXECUTIVE OFFICER RECOUPMENT POLICY The Compensation Committee (the “Committee”) of the Board of Directors (the “Board”) of Global Business Travel Group, Inc. (the “Company”) believes that it is appropriate for the Company to adopt this Supplemental Executive Officer Recoupment Policy (the “Policy”) to be applied to the Executive Officer

List of Subsidiaries.

Exhibit 21.1 Subsidiaries of the Registrant Name of Subsidiary Jurisdiction of Incorporation or Organization 30 SecondsToFly (Thailand) Co., Ltd. Thailand ATLAS REISEN GmbH Germany ATLAS/ RVS Reisebuero Verwaltungs Service GmbH Germany Banks and Sadler Inc. United States Banks Sadler Group Limited United Kingdom Banks Sadler Limited United Kingdom Banks Sadler SARL France Bavaria-Lloyd Reisebuero

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) x 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 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-39576 Global Business Tr

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): March 5, 2024 (March 5, 2024) Glo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): March 5, 2024 (March 5, 2024) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

American Express Global Business Travel Reports Strong Fourth Quarter and Full-Year 2023 Financial Results; Introduces 2024 Outlook

American Express Global Business Travel Reports Strong Fourth Quarter and Full-Year 2023 Financial Results; Introduces 2024 Outlook NEW YORK – March 5, 2024 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc.

GBTG / Global Business Travel Group, Inc. / HG Vora Capital Management, LLC - AMENDMENT NO. 2 Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A (Amendment 2) Under the Securities Exchange Act of 1934 Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 37890B100 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate

JOINT FILING AGREEMENT PURSUANT TO RULE 13d-1(k)

EX-99.1 2 ex991.htm EXHIBIT 99.1 EXHIBIT 99.1 JOINT FILING AGREEMENT PURSUANT TO RULE 13d-1(k) The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing

GBTG / Global Business Travel Group, Inc. / Zoom Video Communications, Inc. - SC 13G/A Passive Investment

SC 13G/A 1 tm245427d1sc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Global Business Travel Group, Inc. (Name of Issuer) Class A Common stock, $0.0001 par value per share (Title of Class of Securities) 37890B 10 0 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filin

GBTG / Global Business Travel Group, Inc. / Qatar Investment Authority - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. )* Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B100 (CUSIP Number) Qatar Investment Authority Ooredoo Tower (Building 14) Al Dafna Street (Street 801) Al Dafna (Zon

GBTG / Global Business Travel Group, Inc. / Juweel Investors (SPC) Ltd - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* (Amendment No. 1) Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B 100 (CUSIP Number) Thomas F. LaMacchia Juweel Investors (SPC) Ltd 350 Madison Avenue, 8th Floor New York, New York

GBTG / Global Business Travel Group, Inc. / AMERICAN EXPRESS CO - SC 13D/A Activist Investment

SC 13D/A 1 axp-gbtg13dano2jan162024.htm 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) Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B 100 (CUSIP Number) Laureen E. Seeger, Esq. Chief Legal Officer Am

GLOBAL BUSINESS TRAVEL GROUP, INC. Shares of Class A Common Stock

Filed Pursuant to Rule 424(b)(7) Registration No. 333-265748 PROSPECTUS SUPPLEMENT NO. 2 (To Prospectus dated June 8, 2023) GLOBAL BUSINESS TRAVEL GROUP, INC. Shares of Class A Common Stock This prospectus supplement No. 2 supplements, updates and amends the selling securityholder information contained in the prospectus dated June 8, 2023 (the “prospectus”), relating to the resale by selling secur

GBTG / Global Business Travel Group, Inc. / Expedia, Inc. - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* (Amendment No. 2) Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B 100 (CUSIP Number) Michael Marron, Esq. Senior Vice President, Legal and Assistant Secretary Expedia Group, Inc. 1

Amended and Restated Shareholders Agreement, dated as of January 11, 2024, by and among Global Business Travel Group, Inc., GBT JerseyCo Limited, American Express International, Inc., EG Corporate Travel Holdings LLC, QH Travel L.P. and Juweel Investors (SPC) Limited (incorporated by reference to Exhibit 10.1 of the Issuer’s Current Report on Form 8-K, filed with the SEC on January 12, 2024).

Exhibit 10.1 CERTAIN IDENTIFIED INFORMATION HAS BEEN REDACTED FROM THIS EXHIBIT BECAUSE IT IS (1) NOT MATERIAL AND (2) THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. “[***]” INDICATES THAT INFORMATION HAS BEEN REDACTED. AMENDED AND RESTATED SHAREHOLDERS AGREEMENT DATED AS OF JANUARY 11, 2024 BY AND AMONG GLOBAL BUSINESS TRAVEL GROUP, INC., GBT JERSEYCO LIMITED, AMERICAN EXPRESS IN

Letter Agreement, dated as of January 11, 2024, by and among Global Business Travel Group, Inc., GBT JerseyCo Limited, American Express International, Inc., EG Corporate Travel Holdings LLC, QH Travel L.P., Juweel Investors (SPC) Limited and the Specified Juweel Investors (as defined therein) (incorporated by reference to Exhibit 10.2 of the Issuer’s Current Report on Form 8-K, filed with the SEC on January 12, 2024).

Exhibit 10.2 Global Business Travel Group, Inc. GBT JerseyCo Limited 666 Third Avenue New York, NY 10017 January 11, 2024 Ladies and Gentlemen: Reference is made to that certain Shareholders Agreement (the “Original Shareholders Agreement”), dated as of May 27, 2022, as clarified by those certain letters dated November 17, 2022 and July 10, 2023, by and among Global Business Travel Group, Inc. (th

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 12, 2024 (January 11, 2024) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): November 7, 2023 Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation

American Express Global Business Travel Reports Strong Q3 2023 Revenue Growth and Positive Year-to-Date Cash Generation

American Express Global Business Travel Reports Strong Q3 2023 Revenue Growth and Positive Year-to-Date Cash Generation NEW YORK – November 7, 2023 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2023 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Numbe

GLOBAL BUSINESS TRAVEL GROUP, INC. Shares of Class A Common Stock

Filed Pursuant to Rule 424(b)(7) Registration No. 333-265748 PROSPECTUS SUPPLEMENT NO. 1 (To Prospectus dated June 8, 2023) GLOBAL BUSINESS TRAVEL GROUP, INC. Shares of Class A Common Stock This prospectus supplement No. 1 supplements, updates and amends the selling securityholder information contained in the prospectus dated June 8, 2023 (the “prospectus”), relating to the resale by selling secur

American Express Global Business Travel Reports Record Revenue in Q2 2023 and Raises Guidance

Exhibit 99.1 American Express Global Business Travel Reports Record Revenue in Q2 2023 and Raises Guidance NEW YORK – August 10, 2023 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (“Amex GBT” or the “Company”), the world’s leading B2B travel platform, today announced financial results for the second quarter ended June 30, 2023. Seco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number: 00

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): August 10, 2023 (August 10, 2023)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): August 10, 2023 (August 10, 2023) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction

GBTG / Global Business Travel Group Inc - Class A / ARES MANAGEMENT LLC - SC 13G/A Passive Investment

Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G (Rule 13d-102) Information to be Included in Statements Filed Pursuant to § 240.13d-1(b), (c) and (d) and Amendments Thereto Filed Pursuant to § 240.13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1)* Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of C

GBTG / Global Business Travel Group Inc - Class A / Juweel Investors (SPC) Ltd - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* (Amendment No. 1) Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B 100 (CUSIP Number) Thomas F. LaMacchia Juweel Investors (SPC) Ltd 350 Madison Avenue, 8th Floor New York, New York

GBTG / Global Business Travel Group Inc - Class A / Expedia, Inc. - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* (Amendment No. 1) Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B 100 (CUSIP Number) Michael Marron, Esq. Senior Vice President, Legal and Assistant Secretary Expedia Group, Inc. 1

GBTG / Global Business Travel Group Inc - Class A / AMERICAN EXPRESS CO - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* (Amendment No. 1) Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B 100 (CUSIP Number) Laureen E. Seeger, Esq. Chief Legal Officer American Express Company 200 Vesey Street New York,

Letter Agreement (Shareholders Agreement), dated as of July 10, 2023, by and among Global Business Travel Group, Inc., GBT JerseyCo Limited, American Express Travel Holdings Netherlands Coöperatief U.A., Juweel Investors (SPC) Limited and EG Corporate Travel Holdings LLC (incorporated by reference to Exhibit 10.2 of the Issuer’s Current Report on Form 8-K, filed with the SEC on July 10, 2023).

Exhibit 10.2 CONFIDENTIAL Global Business Travel Group, Inc. GBT JerseyCo Limited 666 Third Avenue New York New York 10017 July 10, 2023 RE: Shareholders Agreement Reference is hereby made to the Shareholders Agreement, dated as of May 27, 2022, by and among Global Business Travel Group, Inc., a Delaware corporation, GBT JerseyCo Limited, a company limited by shares incorporated under the laws of

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 10, 2023 (July 10, 2023) Glo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 10, 2023 (July 10, 2023) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

Amendment No. 1 to Business Combination Agreement, dated as of July 10, 2023, by and between Global Business Travel Group, Inc. and GBT JerseyCo Limited (incorporated by reference to Exhibit 2.1 of the Issuer’s Current Report on Form 8-K, filed with the SEC on July 10, 2023).

Exhibit 2.1 CONFIDENTIAL AMENDMENT NO. 1 TO BUSINESS COMBINATION AGREEMENT This AMENDMENT NO. 1 TO THE BUSINESS COMBINATION AGREEMENT (this “Amendment”), dated as of July 10, 2023, is made by and between Global Business Travel Group, Inc., a Delaware corporation (f/k/a Apollo Strategic Growth Capital) (“PubCo”), and GBT JerseyCo Limited, a company limited by shares incorporated under the laws of J

Amendment and Waiver, dated as of July 10, 2023, by and among Global Business Travel Group, Inc., GBT JerseyCo Limited, American Express Travel Holdings Netherlands Coöperatief U.A., Juweel Investors (SPC) Limited and EG Corporate Travel Holdings LLC. (incorporated by reference to Exhibit 10.1 of the Issuer’s Current Report on Form 8-K, filed with the SEC on July 10, 2023).

Exhibit 10.1 CONFIDENTIAL AMENDMENT AND WAIVER This amendment and waiver (this “Amendment and Waiver”), dated as of July 10, 2023, is made by and among Global Business Travel Group, Inc. (“PubCo”), GBT JerseyCo Limited (“JerseyCo”), American Express Travel Holdings Netherlands Coöperatief U.A. (“Amex Shareholder”), Juweel Investors (SPC) Limited (“Juweel”) and EG Corporate Travel Holdings LLC (“Ex

American Express Global Business Travel Announces Simplification of Corporate Structure Elimination of UP-C Structure Anticipated to Improve Market Data Integrity, Increase Weighting on Indices, Eliminate Barriers to Increased Holdings and Reduce Cos

Exhibit 99.1 American Express Global Business Travel Announces Simplification of Corporate Structure Elimination of UP-C Structure Anticipated to Improve Market Data Integrity, Increase Weighting on Indices, Eliminate Barriers to Increased Holdings and Reduce Costs NEW YORK –July 10, 2023 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG

Companies (Jersey) Law 1991 Company Limited by Shares

Exhibit 99.2 Companies (Jersey) Law 1991 Company Limited by Shares FIFTH AMENDED AND RESTATED Memorandum of Association of GBT Jerseyco Limited (adopted by special resolution on 10 JULY 2023) Companies (Jersey) Law 1991 Company Limited by Shares Memorandum of Association of GBT JerseyCo Limited 1 The name of the Company is GBT JerseyCo Limited. 2 The Company is a private company limited by shares.

GLOBAL BUSINESS TRAVEL GROUP, INC. $300,000,000 Class A Common Stock Preferred Stock Depositary Shares Debt Securities Warrants Subscription Rights Purchase Contracts Purchase Units 3,775,304 Shares of Class A Common Stock by Selling Stockholders

TABLE OF CONTENTS  Filed pursuant to Rule 424(b)(3)  Registration No. 333-272339 Prospectus GLOBAL BUSINESS TRAVEL GROUP, INC. $300,000,000 Class A Common Stock Preferred Stock Depositary Shares Debt Securities Warrants Subscription Rights Purchase Contracts Purchase Units 3,775,304 Shares of Class A Common Stock by Selling Stockholders Global Business Travel Group, Inc. may offer, issue and sell,

GLOBAL BUSINESS TRAVEL GROUP, INC. ISSUANCE OF UP TO 21,402,684 SHARES OF CLASS A COMMON STOCK AND RESALE OF UP TO 466,649,054 SHARES OF CLASS A COMMON STOCK BY THE SELLING SECURITYHOLDERS

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(3)  Registration No. 333-265748 PROSPECTUS GLOBAL BUSINESS TRAVEL GROUP, INC. ISSUANCE OF UP TO 21,402,684 SHARES OF CLASS A COMMON STOCK AND RESALE OF UP TO 466,649,054 SHARES OF CLASS A COMMON STOCK BY THE SELLING SECURITYHOLDERS This prospectus relates to the issuance by us of up to 21,402,684 shares of Class A common stock, par value $0.0001 per

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): June 9, 2023 (June 6, 2023) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of inc

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3rd Avenue, 4th Floor New York, NY 10017 (646) 344-1290

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3rd Avenue, 4th Floor New York, NY 10017 (646) 344-1290 June 9, 2023 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, N.E. Washington, D.C. 20549-3561 Attn: Claudia Rios RE: Global Business Travel Group, Inc. (the “Company”) Registration Statement on Form S-3 File No. 333-272339 Dear

As filed with the Securities and Exchange Commission on June 1, 2023

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on June 1, 2023 Registration No.

Statement of Eligibility on Form T-1 of trustee under the Indenture.

Exhibit 25.1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ¨ CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. (Exact name of trustee as specified in its charter) California 95-357

Form of Indenture for debt securities between the registrant and the trustee to be named therein.

Exhibit 4.1     GLOBAL BUSINESS TRAVEL GROUP, INC. INDENTURE   Dated as of   [              ] DEBT SECURITIES   THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A. as Trustee       Reconciliation and tie between Trust Indenture Act of 1939 and Indenture*   Trust Indenture Act Section            Indenture Section     § 310 (a) 11.04(a), 16.02   (b) 11.01(f), 11.04(b), 11.05(1), 16.02   (b)(1) 11.04(b),

Filing Fee Table

EX-FILING FEES Calculation of Filing Fee Tables Form S-3 (Form Type) Global Business Travel Group, Inc.

As filed with the Securities and Exchange Commission on June 1, 2023

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on June 1, 2023 Registration No.

Global Business Travel Group, Inc. Shares of Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 11 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration Statement on Form S-1 (File No. 333-26574

Employment Agreement, dated August 7, 2014, by and between GBT III, B.V. and Eric J. Bock.

Exhibit 10.4 GLOBAL BUSINESS TRAVEL PERSONAL AND CONFIDENTIAL August 7, 2014 Eric J. Bock 1 Warriston Lane Rye, NY 10580 Dear Eric, I am pleased to offer you the position of Chief Legal Officer (“CLO”) of the GBT III, B.V., doing business as American Express Global Business Travel (“GBT”) effective October 1, 2014 or earlier, as mutually agreed. This position is located in New York, New York and r

Severance Protection Agreement, dated November 29, 2021, by and between GBT US LLC and Eric J. Bock.

Exhibit 10.5 SEVERANCE PROTECTION AGREEMENT This Severance Protection Agreement (this “Agreement”) is entered into as of November 29, 2021 by and between GBT US LLC, a Delaware limited liability company (the “Company”), and Eric J. Bock (the “Executive”). This Agreement shall become effective upon the Company or its ultimate parent entity (currently GBT JerseyCo Limited) having a class of common s

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): May 9, 2023 (May 9, 2023) Global

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): May 9, 2023 (May 9, 2023) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incor

American Express Global Business Travel Reports Q1 2023 Financial Results

Exhibit 99.1 American Express Global Business Travel Reports Q1 2023 Financial Results NEW YORK – May 9, 2023 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (“Amex GBT” or the “Company”), the world’s leading B2B travel platform, today announced financial results for the first quarter ended March 31, 2023. First Quarter 2023 Highlight

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File Number: 0

GBT US LLC Deferred Compensation Plan, dated December 31, 2020.

Exhibit 10.6 GBT US LLC DEFERRED COMPENSATION PLAN TABLE OF CONTENTS PREAMBLE 1 SECTION I - DEFINITIONS 1 SECTION II – ELIGIBILITY AND PARTICIPATION 4 SECTION III – CONTRIBUTIONS AND DEFERRAL ELECTIONS 5 SECTION IV - ACCOUNTS 7 SECTION V – VESTING 7 SECTION VI – DISTRIBUTION OF BENEFITS 8 SECTION VII - FUNDING 9 SECTION VIII – PLAN ADMINISTRATION 10 SECTION IX - AMENDMENT AND DISCONTINUANCE 13 SEC

GLOBAL BUSINESS TRAVEL GROUP, INC. ISSUANCE OF UP TO 21,402,684 SHARES OF CLASS A COMMON STOCK AND RESALE OF UP TO 466,649,054 SHARES OF CLASS A COMMON STOCK BY THE SELLING SECURITYHOLDERS

TABLE OF CONTENTS  Filed Pursuant to 424b3  Registration No. 333-265748 PROSPECTUS GLOBAL BUSINESS TRAVEL GROUP, INC. ISSUANCE OF UP TO 21,402,684 SHARES OF CLASS A COMMON STOCK AND RESALE OF UP TO 466,649,054 SHARES OF CLASS A COMMON STOCK BY THE SELLING SECURITYHOLDERS This prospectus relates to the issuance by us of up to 21,402,684 shares of Class A Common Stock issuable upon the exercise of G

As filed with the Securities and Exchange Commission on April 25, 2023

Table of Contents As filed with the Securities and Exchange Commission on April 25, 2023 No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ¨ Definitive Proxy State

Exhibit 4.1 to our Annual Report on Form 10-K for the fiscal year ended December 31, 2022, filed with the SEC on March 21, 2023

Exhibit 4.1 DESCRIPTION OF REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED The following description of the securities of Global Business Travel Group, Inc. (the “Company”, “we”, “us” and “our”) are summaries of the material terms of our Certificate of Incorporation, the Certificate of Designations for our Class A-1 preferred stock and t

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ 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) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File No. 001-39576

List of Subsidiaries.

Exhibit 21.1 Subsidiaries of the Registrant Name of Subsidiary Jurisdiction of Incorporation or Organization 30 SecondsToFly (Thailand) Co., Ltd. Thailand Advanced Reservation Centre S.r.l. Italy ATLAS REISEN GmbH Germany ATLAS/ RVS Reiseburo Verwaltungs Service GmbH Germany Banks and Sadler Inc. Delaware, United States Banks Sadler Group Limited United Kingdom Banks Sadler Limited United Kingdom

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 10, 2023 (March 10, 2023) G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 10, 2023 (March 10, 2023) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of

American Express Global Business Travel Reports Q4 and Full-Year 2022 Financial Results

Exhibit 99.1 American Express Global Business Travel Reports Q4 and Full-Year 2022 Financial Results NEW YORK – March 9, 2023 – American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (“Amex GBT” or the “Company”), the world’s leading B2B travel platform, today announced financial results for the fourth quarter and full year ended December 31,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 9, 2023 (March 9, 2023) Glo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 9, 2023 (March 9, 2023) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 7, 2023 (March 1, 2023) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

Global Business Travel Group, Inc. Shares of Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 10 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration Statement on Form S-1 (File No. 333-26574

GBTG / Global Business Travel Group Inc - Class A / Sabre Corp - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 37890B100 (CUSIP Number) 12/31/2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate b

GBTG / Global Business Travel Group Inc - Class A / HG Vora Capital Management, LLC - AMENDMENT NO. 1 Passive Investment

SC 13G/A 1 gb213234sc13ga1.htm AMENDMENT NO. 1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment 1) Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 37890B100 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Sta

GBTG / Global Business Travel Group Inc - Class A / MARSHALL WACE, LLP - GLOBAL BUSINESS TRAVEL GROUP, INC. Passive Investment

SC 13G/A 1 p23-0397sc13ga.htm GLOBAL BUSINESS TRAVEL GROUP, INC. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* Global Business Travel Group, Inc. (formerly known as Apollo Strategic Growth Capital) (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 37890B100 (CUSIP

GBTG / Global Business Travel Group Inc - Class A / Zoom Video Communications, Inc. - SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Global Business Travel Group, Inc. (Name of Issuer) Class A Common stock, $0.0001 par value per share (Title of Class of Securities) 37890B 10 0 (CUSIP Number) May 27, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box

GBTG / Global Business Travel Group Inc - Class A / Empyrean Capital Partners, LP - GLOBAL BUSINESS TRAVEL GROUP, INC. Passive Investment

SC 13G/A 1 p23-0057sc13ga.htm GLOBAL BUSINESS TRAVEL GROUP, INC. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 2)* Global Business Travel Group, Inc. (formerly known as Apollo Strategic Growth Capital) (Name of Issuer) Class A Common Stock, $0.0001 par value per share (Title of Class of Securities) 37890B100 (CUSIP

APSG / Apollo Strategic Growth Capital / BANK OF MONTREAL /CAN/ - BANK OF MONTREAL Passive Investment

SC 13G/A 1 aspga120123.htm BANK OF MONTREAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Apollo Strategic Growth Capital (Name of Issuer) Class A Ordinary (Title of Class of Securities) G0411R106 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement) Check the appr

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO/A (Amendment No. 4) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subje

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO/A (Amendment No. 4) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company (Issuer) and Filing Person (as Offeror)) Options to Purchase Class A Common Stock, par value $0.0001 per share (Title of Class of Securitie

Global Business Travel Group, Inc. Shares of Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 9 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration Statement on Form S-1 (File No. 333-265748

Amendment, Incremental Agreement and Reaffirmation, dated as of January 25, 2023, among GBT Group Services B.V., as the borrower, the other loan parties and lenders party thereto, and Morgan Stanley Senior Funding, Inc., as administrative agent and as collateral agent (incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K, filed with the SEC on January 25, 2023).

Exhibit 10.1 EXECUTION VERSION AMENDMENT, INCREMENTAL AGREEMENT AND REAFFIRMATION dated as of January 25, 2023, among GBT GROUP SERVICES B.V., as the Borrower, GBT UK TOPCO LIMITED, as a Loan Party, GBT III B.V., as a Loan Party, THE OTHER LOAN PARTIES PARTY HERETO, THE LENDERS PARTY HERETO, THE SWING LINE LENDER AND EACH L/C ISSUER, and MORGAN STANLEY SENIOR FUNDING, INC., as Administrative Agent

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Costs Associated with Exit or Disposal Activities, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 25, 2023 (January 24, 2023) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

Global Business Travel Group, Inc. Shares of Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 8 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration Statement on Form S-1 (File No. 333-265748

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO (Amendment No. 3) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO (Amendment No. 3) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company (Issuer) and Filing Person (as Offeror)) Options to Purchase Class A Common Stock, par value $0.0001 per share (Title of Class of Securities)

MIP Option Exchange ProgramLegacy MIP and BCA Grants Legacy MIP/BCA Participant call January 12, 2023 Overview 2 Last evening you all received a new announcement regarding an amendment to the tender offer. We want to walk you through the changes the

Exhibit (a)(1)(P) MIP Option Exchange ProgramLegacy MIP and BCA Grants Legacy MIP/BCA Participant call January 12, 2023 Overview 2 Last evening you all received a new announcement regarding an amendment to the tender offer.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO (Amendment No. 2) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO (Amendment No. 2) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company (Issuer) and Filing Person (as Offeror)) Options to Purchase Class A Common Stock, par value $0.0001 per share (Title of Class of Securities)

MIP Exchange

Exhibit (a)(1)(B) From: MIP Exchange To: MIP Exchange Participants Subject: Global Business Travel Group, Inc.

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 INSTRUCTIONS TO NOTICE OF WITHDRAWAL OF ELECTION FORM

Exhibit (a)(1)(D) GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 INSTRUCTIONS TO NOTICE OF WITHDRAWAL OF ELECTION FORM If you previously elected to accept the offer by Global Business Travel Group, Inc. (“GBTG”) to exchange all of your outstanding Eligible Legacy Options and / or all of your outstanding Eligible BCA Options for New RSUs, subject to the terms

MIP Exchange

Exhibit (a)(1)(H) From: MIP Exchange To: MIP Exchange Participants Subject: Confirmation of Acceptance of Eligible Options Thank you for your submission of the Election Form pursuant to the Amended and Restated Offer to Exchange Eligible Options for New Restricted Stock Units attached to Amendment No.

MIP Exchange

Exhibit (a)(1)(I) From: MIP Exchange To: MIP Exchange Participants Subject: Confirmation of Rejection of [Eligible Legacy Options / Eligible BCA Options] Thank you for your submission of the Election Form pursuant to Amendment No.

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 AMENDED AND RESTATED OFFER TO EXCHANGE ELIGIBLE OPTIONS FOR NEW RESTRICTED STOCK UNITS January 11, 2023 GLOBAL BUSINESS TRAVEL GROUP, INC. SUMMARY TERM SHEET — OVER

TABLE OF CONTENTS Exhibit (a)(1)(A) GLOBAL BUSINESS TRAVEL GROUP, INC.   666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017   AMENDED AND RESTATED OFFER TO EXCHANGE ELIGIBLE OPTIONS FOR NEW RESTRICTED STOCK UNITS   January 11, 2023 GLOBAL BUSINESS TRAVEL GROUP, INC.   SUMMARY TERM SHEET — OVERVIEW   OFFER TO EXCHANGE ELIGIBLE OPTIONS FOR NEW RESTRICTED STOCK UNITS   This offer and withdrawal right

MIP Exchange

Exhibit (a)(1)(E) From: MIP Exchange Subject: Acknowledgment of Receipt of Election Form This message confirms that Global Business Travel Group, Inc.

MIP Exchange

Exhibit (a)(1)(J) From: MIP Exchange To: MIP Exchange Participants Subject: Expiration of Amended Exchange Offer The Amended Exchange Offer described in Amendment No.

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 OPTION EXCHANGE - ELECTION FORM THIS OFFER AND YOUR WITHDRAWAL RIGHTS WILL EXPIRE AT 11:59 P.M., EASTERN STANDARD TIME, ON THURSDAY, JANUARY 26, 2023, UNLESS EXTEND

Exhibit (a)(1)(C) GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 OPTION EXCHANGE - ELECTION FORM THIS OFFER AND YOUR WITHDRAWAL RIGHTS WILL EXPIRE AT 11:59 P.M., EASTERN STANDARD TIME, ON THURSDAY, JANUARY 26, 2023, UNLESS EXTENDED Before completing and signing this Election Form, we encourage you to read the documents that make up this Amended Exchange Offer

MIP Exchange

Exhibit (a)(1)(G) From: MIP Exchange To: MIP Exchange Participants Subject: REMINDER: Upcoming Expiration of the Amended Exchange Offer This email serves as a reminder that we are nearing the expiration of the Amended Exchange Offer described in Amendment No.

MIP Exchange

Exhibit (a)(1)(F) From: MIP Exchange To: MIP Exchange Participants Subject: Acknowledgment of Receipt of Notice of Withdrawal of Election Form This message confirms that Global Business Travel Group, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): January 9, 2023 (January 6, 2023)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): January 9, 2023 (January 6, 2023) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 5, 2023 Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation o

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO/A (Amendment No. 1) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subje

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO/A (Amendment No. 1) TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company (Issuer) and Filing Person (as Offeror)) Options to Purchase Class A Common Stock, par value $0.0001 per share (Title of Class of Securitie

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

TABLE OF CONTENTS Exhibit (a)(1)(O) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box:  ☐ Preliminary Proxy Statement  ☐ Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy Statement  ☐ Definitive Additional Materials  ☐ Soliciting Material Pursuant to §240.

MIP Exchange

Exhibit (a)(1)(E) From: MIP Exchange Subject: Acknowledgment of Receipt of Election Form This message confirms that Global Business Travel Group, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

DEF 14A 1 ny20005954x7def14a.htm DEF 14A TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box:  ☐ Preliminar

Form of New RSU Award Agreement (Non-Executive Leadership Team) under the Global Business Travel Group, Inc. 2022 Equity Incentive Plan (incorporated by reference to Exhibit (a)(1)(L) of the Company’s Tender Offer Statement on Schedule TO-I, filed with the SEC on December 13, 2022).

Exhibit (a)(1)(L) RESTRICTED STOCK UNIT GRANT NOTICE UNDER THE GLOBAL BUSINESS TRAVEL GROUP, INC.

Letter Agreement (Shareholders Agreement), dated November 17, 2022, by and among Global Business Travel Group, Inc., GBT JerseyCo Limited, American Express Travel Holdings Netherlands Coöperatief U.A., Juweel Investors (SPC) Limited and EG Corporate Travel Holdings LLC (incorporated by reference to Exhibit (d)(12) of the Company’s Tender Offer Statement on Schedule TO-I, filed with the SEC on December 13, 2022).

Exhibit (d)(12) CONFIDENTIAL Global Business Travel Group, Inc. GBT JerseyCo Limited 666 Third Avenue New York New York 10017 November 17, 2022 RE: Shareholders Agreement Reference is hereby made to the Shareholders Agreement, dated as of May 27, 2022, by and among Global Business Travel Group, Inc., a Delaware corporation, GBT JerseyCo Limited, a company limited by shares incorporated under the l

MIP Exchange

Exhibit (a)(1)(F) From: MIP Exchange To: MIP Exchange Participants Subject: Acknowledgment of Receipt of Notice of Withdrawal of Election Form This message confirms that Global Business Travel Group, Inc.

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 OPTION EXCHANGE - ELECTION FORM THIS OFFER AND YOUR WITHDRAWAL RIGHTS WILL EXPIRE AT 11:59 P.M., EASTERN STANDARD TIME, ON WEDNESDAY, JANUARY 11, 2023, UNLESS EXTEN

Exhibit (a)(1)(C) GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 OPTION EXCHANGE - ELECTION FORM THIS OFFER AND YOUR WITHDRAWAL RIGHTS WILL EXPIRE AT 11:59 P.M., EASTERN STANDARD TIME, ON WEDNESDAY, JANUARY 11, 2023, UNLESS EXTENDED Before completing and signing this Election Form, we encourage you to read the documents that make up this Exchange Offer, inclu

Letter Agreement (Exchange Agreement), dated November 9, 2022, by and among Global Business Travel Group, Inc., GBT JerseyCo Limited, American Express Travel Holdings Netherlands Coöperatief U.A., Juweel Investors (SPC) Limited and EG Corporate Travel Holdings LLC (incorporated by reference to Exhibit (d)(10) of the Company’s Tender Offer Statement on Schedule TO-I, filed with the SEC on December 13, 2022).

Exhibit (d)(10) CONFIDENTIAL Global Business Travel Group, Inc. GBT JerseyCo Limited 666 Third Avenue New York New York 10017 November 9, 2022 RE: Exchange Agreement Reference is hereby made to the Exchange Agreement, dated as of May 27, 2022, by and among Global Business Travel Group, Inc., a Delaware corporation, GBT JerseyCo Limited, a company limited by shares incorporated under the laws of Je

Calculation of Filing Fee Tables Schedule TO (Form Type) Global Business Travel Group, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1—Transaction Valuation

Exhibit 107 Calculation of Filing Fee Tables Schedule TO (Form Type) Global Business Travel Group, Inc.

Form of New RSU Award Agreement (Executive Leadership Team) under the Global Business Travel Group, Inc. 2022 Equity Incentive Plan (incorporated by reference to Exhibit (a)(1)(K) of the Company’s Tender Offer Statement on Schedule TO-I, filed with the SEC on December 13, 2022).

Exhibit (a)(1)(K) RESTRICTED STOCK UNIT GRANT NOTICE UNDER THE GLOBAL BUSINESS TRAVEL GROUP, INC.

Amex GBT Chief Revenue Officer to step down after 34-year career

Exhibit 99.1 Amex GBT Chief Revenue Officer to step down after 34-year career New York, NY – Tuesday, December 13, 2022 American Express Global Business Travel (Amex GBT), which is operated by Global Business Travel Group, Inc. (NYSE: GBTG), the world’s leading B2B travel platform, today announced its Chief Revenue Officer Michael Qualantone is to retire after a 34-year career with American Expres

MIP Exchange

Exhibit (a)(1)(H) From: MIP Exchange To: MIP Exchange Participants Subject: Confirmation of Acceptance of Eligible Options Thank you for your submission of the Election Form pursuant to the Offer to Exchange Eligible Options for New Restricted Stock Units attached to the Tender Offer Statement on Schedule TO filed by Global Business Travel Group, Inc.

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 INSTRUCTIONS TO NOTICE OF WITHDRAWAL OF ELECTION FORM

Exhibit (a)(1)(D) GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 INSTRUCTIONS TO NOTICE OF WITHDRAWAL OF ELECTION FORM If you previously elected to accept the offer by Global Business Travel Group, Inc. (?GBTG?) to exchange all of your outstanding Eligible Options for New RSUs, subject to the terms and conditions of the Offer to Exchange Eligible Options for

Employment Transition and Separation Agreement by and between Michael Qualantone and GBT US LLC, dated December 9, 2022 (incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K, filed with the SEC on December 13, 2022).

Exhibit 10.1 EMPLOYMENT TRANSITION AND SEPARATION AGREEMENT This Employment Transition and Separation Agreement (this “Separation Agreement”) is entered into this 9th day of December 2022 (the “Effective Date”), by and between GBT US LLC, a Delaware limited liability company (the “Company”), and Michael Qualantone (the “Executive”). WHEREAS, the Executive is employed by the Company as its Chief Re

Global Business Travel Group, Inc. Shares of Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 7 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration Statement on Form S-1 (File No. 333-265748

MIP Exchange

Exhibit (a)(1)(J) From: MIP Exchange To: MIP Exchange Participants Subject: Expiration of Exchange Offer The Exchange Offer described in the Tender Offer Statement on Schedule TO and the exhibits thereto including the Offer to Exchange Eligible Options for New Restricted Stock Units filed by Global Business Travel Group, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): December 13, 2022 (December 9, 20

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): December 13, 2022 (December 9, 2022) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdicti

Form of New RSU Award Agreement (Michael Qualantone) under the Global Business Travel Group, Inc. 2022 Equity Incentive Plan (incorporated by reference to Exhibit (a)(1)(M) of the Company’s Tender Offer Statement on Schedule TO-I, filed with the SEC on December 13, 2022).

Exhibit (a) (1) (M) RESTRICTED STOCK UNIT GRANT NOTICE UNDER THE GLOBAL BUSINESS TRAVEL GROUP, INC.

MIP Exchange

Exhibit (a)(1)(G) From: MIP Exchange To: MIP Exchange Participants Subject: REMINDER: Upcoming Expiration of the Exchange Offer This email serves as a reminder that we are nearing the expiration of the Exchange Offer described in the Tender Offer Statement on Schedule TO and the exhibits thereto including the Offer to Exchange Eligible Options for New Restricted Stock Units filed by Global Business Travel Group, Inc.

MIP Exchange

Exhibit (a)(1)(E) From: MIP Exchange To: MIP Exchange Participants Subject: Acknowledgment of Receipt of Election Form This message confirms that Global Business Travel Group, Inc.

MIP Exchange

Exhibit (a)(1)(B) From: MIP Exchange To: MIP Exchange Participants Subject: Global Business Travel Group, Inc.

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 OFFER TO EXCHANGE ELIGIBLE OPTIONS FOR NEW RESTRICTED STOCK UNITS December 13, 2022 GLOBAL BUSINESS TRAVEL GROUP, INC. SUMMARY TERM SHEET — OVERVIEW OFFER TO EXCHAN

TABLE OF CONTENTS Exhibit (a)(1)(A) GLOBAL BUSINESS TRAVEL GROUP, INC. ? 666 3RD AVENUE, 4th FLOOR NEW YORK, NEW YORK 10017 ? OFFER TO EXCHANGE ELIGIBLE OPTIONS FOR NEW RESTRICTED STOCK UNITS ? December 13, 2022 GLOBAL BUSINESS TRAVEL GROUP, INC. ? SUMMARY TERM SHEET ? OVERVIEW ? OFFER TO EXCHANGE ELIGIBLE OPTIONS FOR NEW RESTRICTED STOCK UNITS ? This offer and withdrawal rights will expire at 11:

MIP Exchange

Exhibit (a)(1)(I) From: MIP Exchange To: MIP Exchange Participants Subject: Confirmation of Rejection of [Eligible Legacy Options / Eligible BCA Options] Thank you for your submission of the Election Form pursuant to the Tender Offer Statement on Schedule TO and the exhibits thereto including the Offer to Exchange Eligible Options for New Restricted Stock Units filed by Global Business Travel Group, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company (Issuer)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company (Issuer) and Filing Person (as Offeror)) Options to Purchase Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 37890B100 (CUSIP

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company (Issuer) and Filing Per

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company (Issuer) and Filing Person (as Offeror)) Options to Purchase Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 37890B100 (CUSIP Number of Clas

Executive Summary GBT Travel Services UK Limited (GBT UK) and its authorized sublicensees (including Ovation Travel Group and Egencia) use certain trademarks and service marks of American Express Company or its subsidiaries (American Express) in the

Exhibit 99.1 GBT Travel Services UK Limited (GBT UK) and its authorized sublicensees (including Ovation Travel Group and Egencia) use certain trademarks and service marks of American Express Company or its subsidiaries (American Express) in the ?American Express Global Business Travel? and ?American Express Meetings & Events? brands and in connection with its business for permitted uses only under

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ?? Check the appropriate box: ?? Preliminary Proxy Statement ?? Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ?? Definitive Proxy Statement ?? Definitive Additional Materials ?? Soliciting Material Pursuant to ?240.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant  ☐ Check the appropriate box: ☒ Preliminary Proxy Statement  ☐ Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2))  ☐ Definitive Proxy Statement  ☐ Definitive Additional Materials  ☐ Soliciting Material Pursuant to §240.

Global Business Travel Group, Inc. Shares of Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 6 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration Statement on Form S-1 (File No. 333-265748

American Express Global Business Travel Reports Q3 2022 Financial Results and Reiterates Full-Year 2022 Guidance

Exhibit 99.1 American Express Global Business Travel Reports Q3 2022 Financial Results and Reiterates Full-Year 2022 Guidance NEW YORK ? November 10, 2022 ? American Express Global Business Travel, which is operated by Global Business Travel Group, Inc. (NYSE: GBTG) (?Amex GBT? or the ?Company?), the world?s leading B2B travel platform, today announced financial results for the third quarter ended

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? ? ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2022 OR ? ? ? ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? FOR THE TRANSITION PERIOD FROM TO Commission File Number: 001-39576 Global Business Travel Group, Inc.

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): November 10, 2022 Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on November 08, 2022, pursuant to the provisions of Rule 12d2-2 (a).

GBTG / Global Business Travel Group Inc - Class A / Apollo Principal Holdings III GP Ltd - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 2)* Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 37890B 100 (CUSIP Number) John F. Hartigan, Esq. Morgan, Lewis & Bockius LLP 300 S. Grand Avenue, 22nd Floor Los Angeles,

Amendment to the Warrant Agreement, dated October 12, 2022, by and between the Company and Continental Stock Transfer & Trust Company (incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K, filed with the SEC on October 12, 2022).

Exhibit 10.1 AMENDMENT NO. 1 TO WARRANT AGREEMENT This Amendment (this ?Amendment?) is made as of October 12, 2022 by and between Global Business Travel Group, Inc., a Delaware corporation (the ?Company?) (formerly named Apollo Strategic Growth Capital (?APSG?)), and Continental Stock Transfer & Trust Company, as warrant agent (the ?Warrant Agent?), and constitutes an amendment to that certain War

American Express Global Business Travel Announces Completion of Exchange Offer and Consent Solicitation and Notice to Exercise Right to Exchange Remaining Outstanding Warrants

Exhibit 99.1 American Express Global Business Travel Announces Completion of Exchange Offer and Consent Solicitation and Notice to Exercise Right to Exchange Remaining Outstanding Warrants New York, NY, October 12, 2022 ? Global Business Travel Group, Inc. (the ?Company? or ?Amex GBT?) (NYSE: GBTG), the world?s leading B2B travel platform, today announced the completion of its previously announced

Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, Other Events, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 12, 2022 (October 12, 2022) Global Business Travel Group, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 5 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 12, 2022 (October 12, 202

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 12, 2022 (October 12, 2022) Global Business Travel Group, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

Amendment to the Warrant Agreement, dated October 12, 2022, by and between the Company and Continental Stock Transfer & Trust Company.

Exhibit 10.1 AMENDMENT NO. 1 TO WARRANT AGREEMENT This Amendment (this ?Amendment?) is made as of October 12, 2022 by and between Global Business Travel Group, Inc., a Delaware corporation (the ?Company?) (formerly named Apollo Strategic Growth Capital (?APSG?)), and Continental Stock Transfer & Trust Company, as warrant agent (the ?Warrant Agent?), and constitutes an amendment to that certain War

American Express Global Business Travel Announces Completion of Exchange Offer and Consent Solicitation and Notice to Exercise Right to Exchange Remaining Outstanding Warrants

Exhibit 99.1 American Express Global Business Travel Announces Completion of Exchange Offer and Consent Solicitation and Notice to Exercise Right to Exchange Remaining Outstanding Warrants New York, NY, October 12, 2022 ? Global Business Travel Group, Inc. (the ?Company? or ?Amex GBT?) (NYSE: GBTG), the world?s leading B2B travel platform, today announced the completion of its previously announced

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 11, 2022 (October 10, 202

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 11, 2022 (October 10, 2022) Global Business Travel Group, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

American Express Global Business Travel Announces Expiration and Results of Exchange Offer and Consent Solicitation Relating to Its Warrants

EX-99.1 2 tm2227890d2ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 American Express Global Business Travel Announces Expiration and Results of Exchange Offer and Consent Solicitation Relating to Its Warrants New York, NY, October 10, 2022 – Global Business Travel Group, Inc. (the “Company” or “Amex GBT”) (NYSE: GBTG), the world’s leading B2B travel platform, today announced the expiration and results of it

Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 4 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2) Global Business Travel Group, Inc. (Name of Subject

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 2) Global Business Travel Group, Inc. (Name of Subject Company and Filing Person (Issuer)) Warrants to Acquire Shares of Class A Common Stock (Title of Class of Securities) 37890B118 (CUSIP Number of Clas

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 11, 2022 (October 10, 2022) Global Business Travel Group, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-39576 98-0598290 (State or other jurisdictio

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 3, 2022 Global Business T

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 3, 2022 Global Business Travel Group, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation)

American Express Global Business Travel Announces Effectiveness of Registration Statement for Its Exchange Offer and Consent Solicitation Relating to Its Warrants

Exhibit 99.1 American Express Global Business Travel Announces Effectiveness of Registration Statement for Its Exchange Offer and Consent Solicitation Relating to Its Warrants New York, NY, October 3, 2022 ? Global Business Travel Group, Inc. (the ?Company? or ?GBTG?) (NYSE: GBTG), the world?s leading B2B travel platform, today announced that the registration statement on Form S-4 (the ?Registrati

Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 3 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration

PROSPECTUS/OFFER TO EXCHANGE Global Business Travel Group, Inc. Offer to Exchange Warrants to Acquire Shares of Class A Common Stock of Global Business Travel Group, Inc. for Shares of Class A Common Stock of Global Business Travel Group, Inc. and Co

TABLE OF CONTENTS ?Filed Pursuant to Rule 424(b)(3)? ?Registration No. 333-267339 ? ? PROSPECTUS/OFFER TO EXCHANGE Global Business Travel Group, Inc. Offer to Exchange Warrants to Acquire Shares of Class A Common Stock of Global Business Travel Group, Inc. for Shares of Class A Common Stock of Global Business Travel Group, Inc. and Consent Solicitation THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1) Global Business Travel Group, Inc. (Name of Subject

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 1) Global Business Travel Group, Inc. (Name of Subject Company and Filing Person (Issuer)) Warrants to Acquire Shares of Class A Common Stock (Title of Class of Securities) 37890B118 (CUSIP Number of Clas

Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 2 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 3, 2022 Global Business Travel Group, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation)

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3rd Avenue, 4th Floor New York, NY 10017 (212) 679-1600

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3rd Avenue, 4th Floor New York, NY 10017 (212) 679-1600 September 29, 2022 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, N.E. Washington, D.C. 20549-3561 Attn: Loan Lauren Nguyen Irene Barberena-Meissner Christina Chalk RE: Global Business Travel Group, Inc. (the ?Company?) Registr

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-4 (Form Type) Global Business Travel Group, Inc.

As filed with the Securities and Exchange Commission on September 29, 2022

? As filed with the Securities and Exchange Commission on September 29, 2022 Registration No.

* * * * *

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Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-4 (Form Type) Global Business Travel Group, Inc.

As filed with the Securities and Exchange Commission on September 26, 2022

Table of Contents As filed with the Securities and Exchange Commission on September 26, 2022 Registration No.

GBTG / Global Business Travel Group Inc - Class A / Apollo Principal Holdings III GP Ltd - SC 13D/A Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Class of Securities) 37890B 100 (CUSIP Number) John F. Hartigan, Esq. Morgan, Lewis & Bockius LLP 300 S. Grand Avenue, 22nd Floor Los Angeles,

Exchange Offer Side Letter, dated September 9, 2022, between the Global Business Travel Group, Inc. and APSG Sponsor, L.P.

Exhibit G September 9, 2022 APSG Sponsor, L.P. 9 West 57th Street, 43rd Floor New York, NY 10019 and Global Business Travel Group, Inc. 666 3rd Avenue, 4th Floor New York, NY 10017 Re: Exchange Offer Reference is made to that certain (i) Tender and Support Agreement, dated as of the date hereof (the ?Tender and Support Agreement?), by and among Global Business Travel Group, Inc., a Delaware corpor

Form of Dealer Manager Agreement.

? Exhibit 10.32 Global Business Travel Group, Inc. Dealer Manager and Solicitation Agent Agreement New York, New York September 9, 2022 BofA Securities, Inc., as Dealer Manager c/o BofA Securities, Inc. One Bryant Park New York, New York 10036 Ladies and Gentlemen: Global Business Travel Group, Inc., a Delaware corporation (the ?Company? or ?we?), plans to make an offer (such offer as described in

Form of Letter of Transmittal and Consent.

? ?Exhibit 99.1? LETTER OF TRANSMITTAL AND CONSENT Offer To Exchange Warrants to Acquire Shares of Class A Common Stock of Global Business Travel Group, Inc. for Shares of Class A Common Stock of Global Business Travel Group, Inc. and Consent Solicitation ? ? THE OFFER AND CONSENT SOLICITATION (AS DEFINED BELOW) AND WITHDRAWAL RIGHTS WILL EXPIRE AT ONE MINUTE AFTER 11:59 P.M., EASTERN STANDARD TIM

Tender and Support Agreement, dated as of September 8, 2022, by and between the Company and Supporting Stockholders (incorporated by reference to exhibit 10.33 to the Registration Statement on Form S-4 filed by the Company with the SEC on September 9, 2022).

? Exhibit 10.33 ? TENDER AND SUPPORT AGREEMENT TENDER AND SUPPORT AGREEMENT (this ?Agreement?), dated as of September 8, 2022, is entered into by and among Global Business Travel Group, Inc., a Delaware corporation (the ?Company?), each of the persons listed on Schedule A hereto (each, a ?Public Warrant Holder?) and each of the persons listed on Schedule B hereto (each, a ?Private Placement Warran

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): September 9, 2022 Global Business

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): September 9, 2022 Global Business Travel Group, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation

Form of Letter to Clients of Brokers, Dealers, Commercial Banks, Trust Companies and Other Nominees.

? ?Exhibit 99.4? LETTER TO CLIENTS OF BROKERS, DEALERS, COMMERCIAL BANKS, TRUST COMPANIES AND OTHER NOMINEES Offer To Exchange Warrants to Acquire Shares of Class A Common Stock of Global Business Travel Group, Inc. for Shares of Class A Common Stock of Global Business Travel Group, Inc. and Consent Solicitation ? ? THE OFFER AND CONSENT SOLICITATION (AS DEFINED BELOW) AND WITHDRAWAL RIGHTS WILL E

Form of Notice of Guaranteed Delivery.

? ?Exhibit 99.2? NOTICE OF GUARANTEED DELIVERY OF WARRANTS OF GLOBAL BUSINESS TRAVEL GROUP, INC. Pursuant to the Prospectus/Offer to Exchange dated September 9, 2022 Instructions for Use Unless defined herein, terms used in this Notice of Guaranteed Delivery shall have definitions set forth in the Prospectus/Offer to Exchange dated September 9, 2022. This Notice of Guaranteed Delivery, or one subs

Powers of Attorney (included on signature page).

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on September 9, 2022 Registration No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company and Filin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE TO TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1) OF THE SECURITIES EXCHANGE ACT OF 1934 Global Business Travel Group, Inc. (Name of Subject Company and Filing Person (Issuer)) Warrants to Acquire Shares of Class A Common Stock (Title of Class of Securities) 37890B118 (CUSIP Number of Class of Securities) E

American Express Global Business Travel Announces Commencement of Exchange Offer and Consent Solicitation Relating to Warrants

Exhibit 99.1 American Express Global Business Travel Announces Commencement of Exchange Offer and Consent Solicitation Relating to Warrants New York, NY, September 9, 2022 ? Global Business Travel Group, Inc. (the ?Company? or ?GBTG?) (NYSE: GBTG), the world?s leading B2B travel platform, today announced that it has commenced an exchange offer (the ?Offer?) and consent solicitation (the ?Consent S

Filing Fee Table.*

EX-FILLINGFEES Calculation of Filing Fee Tables Schedule TO (Form Type) Global Business Travel Group, Inc.

Form of Letter to Brokers, Dealers, Commercial Banks, Trust Companies and Other Nominees.

? ?Exhibit 99.3? LETTER TO BROKERS, DEALERS, COMMERCIAL BANKS, TRUST COMPANIES AND OTHER NOMINEES Offer To Exchange Warrants to Acquire Shares of Class A Common Stock of Global Business Travel Group, Inc. for Shares of Class A Common Stock of Global Business Travel Group, Inc. and Consent Solicitation ? ? THE OFFER AND CONSENT SOLICITATION (AS DEFINED BELOW) AND WITHDRAWAL RIGHTS WILL EXPIRE AT ON

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-4 (Form Type) Global Business Travel Group, Inc.

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): September 9, 2022 Global Business Travel Group, Inc. (Exact Name of Registrant as Specified in Its Charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation

American Express Global Business Travel Announces Commencement of Exchange Offer and Consent Solicitation Relating to Warrants

Exhibit 99.1 American Express Global Business Travel Announces Commencement of Exchange Offer and Consent Solicitation Relating to Warrants New York, NY, September 9, 2022 ? Global Business Travel Group, Inc. (the ?Company? or ?GBTG?) (NYSE: GBTG), the world?s leading B2B travel platform, today announced that it has commenced an exchange offer (the ?Offer?) and consent solicitation (the ?Consent S

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables FORM S-8 (Form Type) Global Business Travel Group, Inc.

As filed with the Securities and Exchange Commission on August 12, 2022

As filed with the Securities and Exchange Commission on August 12, 2022 Registration No.

Form of Time-Based Restricted Stock Unit Award Agreement (Executive Leadership Team) under the Global Business Travel Group, Inc. 2022 Equity Incentive Plan (incorporated by reference to Exhibit 10.9 of the Company’s Quarterly Report on Form 10-Q, filed with the SEC on August 11, 2022).

Exhibit 10.9 RESTRICTED STOCK UNIT GRANT NOTICE UNDER THE GLOBAL BUSINESS TRAVEL GROUP, INC. 2022 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT NOTICE (this "Notice") evidences an award of Restricted Stock Units by Global Business Travel Group, Inc., a Delaware corporation (the "Company") to the individual named on Schedule A attached hereto (the "Grantee") under the terms and conditions of the

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): August 11, 2022 Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of incorporation o

Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock

Filed Pursuant to Rule 424(b)(3) Registration No. 333-265748 Prospectus Supplement No. 1 (to Prospectus dated August 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock Warrants to Purchase Class A Common Stock This prospectus supplement is being filed to update and supplement the information contained in the prospectus dated August 5, 2022, with respect to our Registration

American Express Global Business Travel Reports Q2 2022 Financial Results and Raises Full-Year Guidance

Exhibit 99.1 American Express Global Business Travel Reports Q2 2022 Financial Results and Raises Full-Year Guidance NEW YORK ? August 11, 2022 ? Global Business Travel Group, Inc. (NYSE: GBTG) (?American Express Global Business Travel?, ?Amex GBT? or the ?Company?), the world?s leading B2B travel platform, today announced financial results for the quarter ended June 30, 2022. Q2 2022 Highlights S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? ? ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2022 OR ? ? ? ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 ? FOR THE TRANSITION PERIOD FROM TO Commission File Number: 001-39576 Global Business Travel Group, Inc.

GLOBAL BUSINESS TRAVEL GROUP, INC. ISSUANCE OF UP TO 75,986,935 SHARES OF CLASS A COMMON STOCK AND RESALE OF UP TO 492,628,569 SHARES OF CLASS A COMMON STOCK AND UP TO 12,234,134 WARRANTS TO PURCHASE SHARES OF CLASS A COMMON STOCK BY THE SELLING SECU

TABLE OF CONTENTS ?Filed Pursuant to Rule 424(b)(3)? ?Registration No. 333-265748? GLOBAL BUSINESS TRAVEL GROUP, INC. ISSUANCE OF UP TO 75,986,935 SHARES OF CLASS A COMMON STOCK AND RESALE OF UP TO 492,628,569 SHARES OF CLASS A COMMON STOCK AND UP TO 12,234,134 WARRANTS TO PURCHASE SHARES OF CLASS A COMMON STOCK BY THE SELLING SECURITYHOLDERS ? This prospectus relates to the issuance by us of up t

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3rd Avenue, 4th Floor New York, NY 10017 (212) 679-1600

GLOBAL BUSINESS TRAVEL GROUP, INC. 666 3rd Avenue, 4th Floor New York, NY 10017 (212) 679-1600 August 4, 2022 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, N.E. Washington, D.C. 20549-3561 Attn: ?Loan Lauren Nguyen ?Irene Barberena-Meissner RE: ?Global Business Travel Group, Inc. (the ?Company?) ?Registration Statement

Form S-1, as amended (File No. 333-265748), filed with the SEC under Rule 424(b) under the Securities Act on August 5, 2022

? As filed with the Securities and Exchange Commission on August 4, 2022 No. 333-265748? ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ? AMENDMENT NO. 2 TO FORM S-1? REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 ? Global Business Travel Group, Inc. (Exact name of registrant as specified in its charter) ? ? Delaware (State or other jurisdiction of incorporati

As filed with the Securities and Exchange Commission on July 19, 2022

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on July 19, 2022 No.

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables FORM S-1 (Form Type) Global Business Travel Group, Inc.

Power of Attorney

EX-24 3 tm2216855d5ex24.htm EXHIBIT 24 Exhibit 24 Certified Board Resolution I, Eric J. Bock, Chief Legal Officer, Global Head of M&A and Corporate Secretary of Global Business Travel Group, Inc., a Delaware corporation (f/k/a Apollo Strategic Growth Capital) (the “Company”), hereby certify that the following resolution was adopted by the Company's Board of Directors on May 27, 2022: WHEREAS, the

Skadden, Arps, Slate, Meagher & Flom llp One Manhattan West New York, NY 10001 TEL: (212) 735-3000 FAX: (212) 735-2000

Skadden, Arps, Slate, Meagher & Flom llp One Manhattan West New York, NY 10001 TEL: (212) 735-3000 FAX: (212) 735-2000 www.

GBTG / Global Business Travel Group Inc - Class A / HG Vora Capital Management, LLC Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Global Business Travel Group, Inc. (Name of Issuer) Common Stock, par value $0.0001 per share (Title of Class of Securities) 37890B100 (CUSIP Number) June 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which t

Global Business Travel Group, Inc. Annual Incentive Award Plan (incorporated by reference to Exhibit 10.1 of the Company’s Current Report on Form 8-K, filed with the SEC on June 21, 2022).

Exhibit 10.1 Global Business Travel Group, Inc. Annual Incentive Award Plan (Effective as of June 21, 2022) PURPOSE The purpose of this Global Business Travel Group, Inc. Annual Incentive Award Plan (the ?Plan?) is to provide added incentive for those employees of Global Business Travel Group Inc., a publicly traded company located in New York, NY (?GBT? or the ?Company?) and its Affiliates who ar

Global Business Travel Group, Inc. Shares of Class A Common Stock issuable upon exercise of warrants Shares of Class A Common Stock issuable upon exercise of options

Filed Pursuant to Rule 424(b)(3) Registration No. 333-261820 Prospectus Supplement No. 2 (to Prospectus dated May 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock issuable upon exercise of warrants Shares of Class A Common Stock issuable upon exercise of options This prospectus supplement is being filed to update and supplement the information contained in the prospectus

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): June 27, 2022 (June 21, 2022) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

Certificate of Incorporation of Global Business Travel Group, Inc. (incorporated by reference to Exhibit 3.1 of the Company’s Registration Statement on Form S-1 (Reg. No. 333-265748), filed with the SEC on June 21, 2022).

Exhibit 3.1 CERTIFICATE OF INCORPORATION OF GLOBAL BUSINESS TRAVEL GROUP, INC. The undersigned incorporator, in order to form a corporation under the General Corporation Law of the State of Delaware (the ?DGCL?), does hereby certify as follows: ARTICLE I NAME Section 1.1Name. The name of the corporation is Global Business Travel Group, Inc. (the ?Corporation?). ARTICLE II REGISTERED AGENT Section

Bylaws of Global Business Travel Group, Inc. (incorporated by reference to Exhibit 3.2 of the Company’s Registration Statement on Form S-1 (Reg. No. 333-265748), filed with the SEC on June 21, 2022).

? Exhibit 3.2 BYLAWS OF GLOBAL BUSINESS TRAVEL GROUP, INC. ARTICLE I OFFICES Section 1.1Registered Office. The registered office of Global Business Travel Group, Inc. (the ?Corporation?) shall be located at either (a) the principal place of business of the Corporation in the State of Delaware or (b) the office of the corporation or individual acting as the Corporation?s registered agent in Delawar

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables FORM S-1 (Form Type) Global Business Travel Group, Inc.

As filed with the Securities and Exchange Commission on June 21, 2022

Table of Contents As filed with the Securities and Exchange Commission on June 21, 2022 No.

Non-GAAP Financial Measures:

Exhibit 99.1 Non-GAAP Financial Measures: We report our financial results in accordance with U.S. generally accepted accounting principles ("GAAP"). Our non-GAAP financial measures are provided in addition to, and should not be considered as an alternative to, other performance or liquidity measure derived in accordance with GAAP. Non-GAAP financial measures have limitations as analytical tools, a

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): June 14, 2022 (June 14, 2022) Global Business Travel Group, Inc. (Exact name of Registrant as specified in its charter) Delaware 001-39576 98-0598290 (State or other jurisdiction of i

Global Business Travel Group, Inc. Shares of Class A Common Stock issuable upon exercise of warrants Shares of Class A Common Stock issuable upon exercise of options

Filed Pursuant to Rule 424(b)(3) Registration No. 333-261820 Prospectus Supplement No. 1 (to Prospectus dated May 5, 2022) Global Business Travel Group, Inc. Shares of Class A Common Stock issuable upon exercise of warrants Shares of Class A Common Stock issuable upon exercise of options This prospectus supplement is being filed to update and supplement the information contained in the prospectus

GBTG / Global Business Travel Group Inc - Class A / ARES MANAGEMENT LLC - SC 13G Passive Investment

Securities and Exchange Commission Washington, D.C. 20549 Schedule 13G (Rule 13d-102) Information to be Included in Statements Filed Pursuant to § 240.13d-1(b), (c) and (d) and Amendments Thereto Filed Pursuant to § 240.13d-2 UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )* Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.0001 per share (Title of Cl

JOINT FILING AGREEMENT

CUSIP No. 37890B100 Schedule 13G Page 18 of 19 Exhibit 99 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that they are jointly filing this statement on Schedule 13G. Each of them is responsible for the timely filing of such statement and any amendments thereto, and for the completeness and a

GBTG / Global Business Travel Group Inc - Class A / Expedia, Inc. - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B 100 (CUSIP Number) Robert J. Dzielak, Esq. Chief Legal Officer and Secretary Expedia Group, Inc. 1111 Expedia Group Way W. Seattle,

GBTG / Global Business Travel Group Inc - Class A / AMERICAN EXPRESS CO - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B 100 (CUSIP Number) Laureen E. Seeger, Esq. Chief Legal Officer American Express Company 200 Vesey Street New York, New York 10285 (2

GBTG / Global Business Travel Group Inc - Class A / Juweel Investors (SPC) Ltd - SC 13D Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934* Global Business Travel Group, Inc. (Name of Issuer) Class A Common Stock, Par Value $0.0001 Per Share (Title of Class of Securities) 37890B 100 (CUSIP Number) Tom LaMacchia Juweel Investors (SPC) Ltd 350 Madison Avenue, 8th Floor New York, New York 10017 (212) 624-2940 Co

Global Business Travel Group, Inc. Employee Stock Purchase Plan (incorporated by reference to Exhibit 10.9 of the Company’s Current Report on Form 8-K, filed with the SEC on June 3, 2022).

Exhibit 10.9 GLOBAL BUSINESS TRAVEL GROUP, INC. EMPLOYEE STOCK PURCHASE PLAN Adopted by the Board of Directors May 27, 2022 Approved by the Stockholders May 25, 2022 GLOBAL BUSINESS TRAVEL GROUP, INC. EMPLOYEE STOCK PURCHASE PLAN SECTION 1. PURPOSE OF THE PLAN. The Global Business Travel Group, Inc. Employee Stock Purchase Plan (the ?Plan?) is intended to provide Eligible Employees (as defined bel