KLIC / Kulicke and Soffa Industries, Inc. - Pemfailan SEC, Laporan Tahunan, Penyata Proksi

Kulicke and Soffa Industries, Inc.
US ˙ NasdaqGS ˙ US5012421013

Statistik Asas
LEI 529900H6BEIRBF429744
CIK 56978
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Kulicke and Soffa Industries, Inc.
SEC Filings (Chronological Order)
Halaman ini menyediakan senarai kronologi lengkap bagi Pemfailan SEC, tidak termasuk pemfailan pemilikan yang kami sediakan di tempat lain.
August 6, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 28, 2025 ☐ TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 28, 2025 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.: 000-00121 KULICKE AND SOFFA INDU

August 6, 2025 EX-99.1

Kulicke & Soffa Reports Third Quarter 2025 Results

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Third Quarter 2025 Results Singapore – August 6, 2025 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S,”

August 6, 2025 8-K

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, 2025 KULICKE AND SOFFA

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, 2025 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

June 26, 2025 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark one) ý ANNUAL REPORT PUR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark one) ý ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 1

June 9, 2025 EX-3.1

, are incorporated herein by reference to Exhibit 3.1 to the Company's Current Report on Form 8-K dated

Exhibit 3.1 KULICKE AND SOFFA INDUSTRIES, INC. BY-LAWS As Amended and Restated on June 5, 2025 ARTICLE I-OFFICES 1. Registered office. The registered office of the Corporation shall be at: 1005 Virginia Drive Ft Washington, PA 19034 2. Other Offices. The Corporation may also have offices at such other places as the Board of Directors may from time to time appoint or the business of the Corporation

June 9, 2025 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Termination of 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): June 5, 2025 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

May 22, 2025 EX-1.01

Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

Exhibit 1.01 Conflict Minerals Report Introduction This report has been prepared by the management of Kulicke and Soffa Industries, Inc. (the “Company,” “we,” “us” or “K&S”) pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD thereunder (collectively, the “Rule”) for the calendar year ended December 31, 2024. A. Company Overview Founded in 1951, we specialize

May 22, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter) Pennsylvania 000-00121 23-1498399 (State or Other Juri

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 23A Serangoon North Avenue 5, #01-01, Singapore 554369 1005 V

May 7, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 29, 2025 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 29, 2025 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.: 0-121 KULICKE AND SOFFA INDUSTR

May 6, 2025 EX-99.1

Kulicke & Soffa Reports Second Quarter 2025 Results

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Second Quarter 2025 Results Singapore – May 6, 2025 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S,” “

May 6, 2025 8-K

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 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

March 31, 2025 8-K

Regulation FD Disclosure, Material Impairments, Costs Associated with Exit or Disposal Activities

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, 2025 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

March 11, 2025 S-8

As filed with the Securities and Exchange Commission on March 11, 2025 Registration No. 333-_________ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT Under the Securities Act of 1933 KULICKE AND

As filed with the Securities and Exchange Commission on March 11, 2025 Registration No.

March 11, 2025 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-8 (Form Type) Kulicke and Soffa Industries, Inc.

March 6, 2025 8-K

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): March 5, 2025 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

February 6, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 28, 2024 ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 28, 2024 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.: 0-121 KULICKE AND SOFFA INDU

February 4, 2025 EX-99.1

Kulicke & Soffa Reports First Quarter 2025 Results

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports First Quarter 2025 Results Singapore – February 4, 2025 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S

February 4, 2025 8-K

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 4, 2025 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

January 23, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confide

January 23, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confident

December 2, 2024 EX-99.1

Kulicke & Soffa Completes Share Repurchase Program $900 Million Cumulatively Deployed in Share Repurchase Programs Initiates New $300 Million Share Repurchase Program

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Completes Share Repurchase Program $900 Million Cumulatively Deployed in Share Repurchase Programs Initiates New $300 Million Share Repurcha

December 2, 2024 8-K

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 2, 2024 KULICKE AND SOFF

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 2, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

November 14, 2024 EX-10.16

Form of CEO Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.16 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 14, 2024 EX-10.19

Incentive Compensation Plan Fiscal Year 2024

Exhibit 10.19 Incentive Compensation Plan (“ICP”) Effective October 1, 2023 (Commencing Fiscal Year 2024) Company Confidential Exhibit 10.19 KULICKE AND SOFFA INDUSTRIES, INC. INCENTIVE COMPENSATION PLAN Purpose The purpose of the Kulicke and Soffa Industries, Inc. (“Company” or “K&S”) Incentive Compensation Plan (“Plan” or “ICP”) is to: •focus the efforts of Plan participants to achieve financial

November 14, 2024 EX-4.2

Description of the Company's securities.

Exhibit 4.2 DESCRIPTION OF THE REGISTRANT'S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following is a general description of the common stock of Kulicke and Soffa Industries, Inc. (the “Company”) and does not purport to be complete. For a complete description of the terms and provisions of the common stock, refer to the Company's Amended and Restated Ar

November 14, 2024 EX-10.18

Form of Restricted Stock Unit Award Agreement regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.18 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Restricted Stock Unit Award Agreement This Restricted Stock Unit Award Agreement (the “Agreement”) dated as of <> (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and <> (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus Incentive Plan (as amended from time

November 14, 2024 10-K

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 September 28, 2024 ☐ TRANSITION REPORT PURSU

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 September 28, 2024 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. 000-00121 KULICKE AND SOF

November 14, 2024 EX-10.17

Form of Executive Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.17 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 14, 2024 EX-10.14

Form of CEO Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.14 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 14, 2024 EX-10.15

Form of Executive Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.15 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 14, 2024 EX-21.1

Subsidiaries of the Company.

EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY (1) Name Jurisdiction of Incorporation Assembléon B.V. The Netherlands K&S Worldwide, Inc. Delaware Kulicke & Soffa (Hong Kong) Limited Hong Kong Kulicke & Soffa (Israel) Limited Israel Kulicke & Soffa (Suzhou) Limited China Kulicke and Soffa (Switzerland) Management GmbH Switzerland Kulicke & Soffa Foreign Investments, LLC US Kulicke & Soffa Global Investm

November 14, 2024 EX-10.21

Insider Trading Policy.

Exhibit 10.21 KULICKE AND SOFFA INDUSTRIES, INC. INSIDER TRADING POLICY A.INTRODUCTION This insider trading policy (this “Policy”) is designed to prevent the misuse of material nonpublic information, insider trading in securities, the appearance of impropriety, and the severe consequences associated with violations of insider trading laws. It is intended to help personnel of Kulicke and Soffa Indu

November 13, 2024 8-K

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 13, 2024 KULICKE AND SOF

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 13, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

November 13, 2024 EX-99.1

Kulicke & Soffa Raises Quarterly Dividend; Expands Repurchase Authorization Fifth Consecutive Annual Dividend Raise; Quarterly Dividend Increased to $0.205 New $300 Million Share Repurchase Program

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Raises Quarterly Dividend; Expands Repurchase Authorization Fifth Consecutive Annual Dividend Raise; Quarterly Dividend Increased to $0.205

November 13, 2024 8-K

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 13, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

November 13, 2024 EX-99.1

Kulicke & Soffa Reports Fourth Quarter 2024 Results

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Fourth Quarter 2024 Results Singapore – November 13, 2024 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K

November 8, 2024 SC 13G/A

KLIC / Kulicke and Soffa Industries, Inc. / AMERICAN CENTURY INVESTMENT MANAGEMENT INC - SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2) * KULICKE AND SOFFA INDUSTRIES, INC. (Name of Issuer) COMMON STOCK (Title of Class of Securities) 501242101 (CUSIP Number) SEPTEMBER 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant

August 26, 2024 8-K

Regulation FD Disclosure, 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): August 26, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporati

August 26, 2024 EX-99.1

Kulicke & Soffa Declares Quarterly Dividend of $0.20

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Quarterly Dividend of $0.20 SINGAPORE – August 26, 2024 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&

August 7, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 29, 2024 ☐ TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 29, 2024 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.: 0-121 KULICKE AND SOFFA INDUSTRI

August 7, 2024 8-K

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 7, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

August 7, 2024 EX-99.1

Kulicke & Soffa Reports Third Quarter 2024 Results Industry Adoption of Advanced Solutions Expands

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Third Quarter 2024 Results Industry Adoption of Advanced Solutions Expands Singapore – August 7, 2024 – Kulicke and Soffa Industries

June 28, 2024 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark one) ý ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 1

June 12, 2024 8-K/A

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) 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 28, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdicti

May 28, 2024 8-K

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 28, 2024 KULICKE AND SOFFA IN

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 28, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

May 23, 2024 EX-1.01

Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

Exhibit 1.01 Conflict Minerals Report Introduction This report has been prepared by the management of Kulicke and Soffa Industries, Inc. (the “Company,” “we,” “us” or “K&S”) pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD thereunder (collectively, the “Rule”) for the calendar year ended December 31, 2023. A. Company Overview Founded in 1951, we specialize

May 23, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter) Pennsylvania 000-00121 23-1498399 (State or Other Juri

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 23A Serangoon North Avenue 5, #01-01, Singapore 554369 1005 V

May 16, 2024 EX-99.1

Kulicke & Soffa Declares Quarterly Dividend of $0.20

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Quarterly Dividend of $0.20 SINGAPORE – May 16, 2024 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S”

May 16, 2024 8-K

Regulation FD Disclosure, 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): May 16, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

May 2, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 30, 2024 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 30, 2024 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.: 0-121 KULICKE AND SOFFA INDUSTR

May 1, 2024 8-K

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 1, 2024 KULICKE AND SOFFA IND

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 1, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

May 1, 2024 EX-99.1

Kulicke & Soffa Reports Second Quarter 2024 Results Focuses on Operational Efficiency; Increases Repurchase Activity

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Second Quarter 2024 Results Focuses on Operational Efficiency; Increases Repurchase Activity Singapore – May 1, 2024 – Kulicke and S

March 14, 2024 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, 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): March 13, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

March 14, 2024 EX-3.1

The Company's Amended and Restated By-Laws, dated March 13, 2024, are incorporated herein by reference to Exhibit 3.1 to the Company's Current Report on Form 8-K dated March 14, 2024.

Exhibit 3.1 KULICKE AND SOFFA INDUSTRIES, INC. BY-LAWS As Amended and Restated on March 13, 2024 ARTICLE I-OFFICES 1. Registered office. The registered office of the Corporation shall be at: 1005 Virginia Drive Ft Washington, PA 19034 2. Other Offices. The Corporation may also have offices at such other places as the Board of Directors may from time to time appoint or the business of the Corporati

March 14, 2024 EX-99.,1

Kulicke & Soffa Declares Quarterly Dividend of $0.20

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Quarterly Dividend of $0.20 SINGAPORE – March 14, 2024 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S

March 14, 2024 8-K

Regulation FD Disclosure, 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 14, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

March 11, 2024 8-K

Regulation FD Disclosure, Material Impairments, Costs Associated with Exit or Disposal Activities

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 11, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

February 28, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confide

February 12, 2024 SC 13G/A

KLIC / Kulicke and Soffa Industries, Inc. / AMERICAN CENTURY INVESTMENT MANAGEMENT INC - SC 13G/A Passive Investment

SC 13G/A 1 kulickesoffaindustries13g-.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) * KULICKE AND SOFFA INDUSTRIES, INC. (Name of Issuer) COMMON STOCK (Title of Class of Securities) 501242101 (CUSIP Number) DECEMBER 31, 2023 (Date of Event Which Requires Filing of this Statement) Check t

February 9, 2024 SC 13G/A

KLIC / Kulicke and Soffa Industries, Inc. / Capital International Investors - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3 )* Kulicke and Soffa Industries, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the app

February 9, 2024 SC 13G/A

KLIC / Kulicke and Soffa Industries, Inc. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Kulicke & Soffa Industries Inc (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropr

February 7, 2024 SC 13G

KLIC / Kulicke and Soffa Industries, Inc. / VICTORY CAPITAL MANAGEMENT INC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* KULICKE & SOFFA INDUSTRIES (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which th

February 1, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 30, 2023 ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 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 No.: 0-121 KULICKE AND SOFFA INDU

January 31, 2024 8-K

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 31, 2024 KULICKE AND SOFF

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 31, 2024 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

January 31, 2024 EX-99.1

Kulicke & Soffa Reports First Quarter 2024 Results Increases Share Repurchase Activity Ongoing Progress on Company-Specific Growth Opportunities

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports First Quarter 2024 Results Increases Share Repurchase Activity Ongoing Progress on Company-Specific Growth Opportunities Singapore –

January 22, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confide

January 22, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confident

January 11, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confide

November 16, 2023 EX-10.20

Clawback Policy adopted as of October 12, 2023

Exhibit 10.20 KULICKE AND SOFFA INDUSTRIES, INC. CLAWBACK POLICY Adopted as of October 12, 2023 Kulicke and Soffa Industries, Inc. (the “Company”) has adopted this clawback policy (the “Policy”) as a supplement to any other clawback policies in effect now or in the future at the Company. To the extent this Policy applies to compensation payable to a person covered by this Policy, it shall be the o

November 16, 2023 EX-10.16

Form of CEO Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.16 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 16, 2023 EX-21.1

Subsidiaries of the Company.

EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY (1) Name Jurisdiction of Incorporation Assembléon B.V. The Netherlands K&S Worldwide, Inc. Delaware Kulicke & Soffa (Hong Kong) Limited Hong Kong Kulicke & Soffa (Israel) Limited Israel Kulicke & Soffa (Suzhou) Limited China Kulicke and Soffa (Switzerland) Management GmbH Switzerland Kulicke & Soffa Foreign Investments, LLC US Kulicke & Soffa Global Investm

November 16, 2023 EX-10.14

Form of CEO Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.14 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 16, 2023 EX-10.15

Form of Executive Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.15 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 16, 2023 EX-10.19

Incentive Compensation Plan Fiscal Year 2023

Exhibit 10.19 Incentive Compensation Plan (“ICP”) Effective October 2, 2022 (Commencing Fiscal Year 2023) Company Confidential Exhibit 10.19 KULICKE AND SOFFA INDUSTRIES, INC. INCENTIVE COMPENSATION PLAN Purpose The purpose of the Kulicke and Soffa Industries, Inc. (“Company” or “K&S”) Incentive Compensation Plan (“Plan” or “ICP”) is to: •focus the efforts of Plan participants to achieve financial

November 16, 2023 EX-10.21

Insider Trading Policy

Exhibit 10.21 KULICKE AND SOFFA INDUSTRIES, INC. INSIDER TRADING POLICY A.INTRODUCTION This insider trading policy (this “Policy”) is designed to prevent the misuse of material nonpublic information, insider trading in securities, the appearance of impropriety, and the severe consequences associated with violations of insider trading laws. It is intended to help personnel of Kulicke and Soffa Indu

November 16, 2023 EX-10.17

Form of Executive Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.17 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 16, 2023 EX-4.2

Description of the Company's securities.

Exhibit 4.2 DESCRIPTION OF THE REGISTRANT'S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following is a general description of the common stock of Kulicke and Soffa Industries, Inc. (the “Company”) and does not purport to be complete. For a complete description of the terms and provisions of the common stock, refer to the Company's Amended and Restated Ar

November 16, 2023 EX-10.18

Form of Restricted Stock Unit Award Agreement regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.18 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Restricted Stock Unit Award Agreement This Restricted Stock Unit Award Agreement (the “Agreement”) dated as of <> (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and <> (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus Incentive Plan (as amended from time

November 16, 2023 10-K

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 September 30, 2023 ☐ TRANSITION REPORT PURSU

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 September 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 No. 000-00121 KULICKE AND SOF

November 16, 2023 EX-10.7

Lease Agreement between DBS Trustee Limited, as trustee of Mapletree Industrial Trust, and

Exhibit 10.7 DATED THIS . Between DBS TRUSTEE LIMITED AS TRUSTEE OF MAPLETREE INDUSTRIAL TRUST as the Landlord And KULICKE & SOFFA PTE. LTD. as the Tenant LEASE AGREEMENT TABLE OF CONTENTS CLAUSE HEADING PAGE 1.INTERPRETATION 1 2.DEMISE 6 3.DEPOSIT 7 4.FITTING OUT 9 5.TENANT'S COVENANTS 9 6.HOLDING OVER 25 7.INDEMNIFICATION AGAINST ALL OTHER LOSSES AND DAMAGES 26 8.LANDLORD'S COVENANTS 26 9.GENERA

November 15, 2023 EX-99.1

Kulicke & Soffa Raises Quarterly Dividend 4th Consecutive Annual Dividend Raise Quarterly Dividend Increased by $0.01, to $0.20

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Raises Quarterly Dividend 4th Consecutive Annual Dividend Raise Quarterly Dividend Increased by $0.01, to $0.20 SINGAPORE – November 15, 202

November 15, 2023 8-K

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 15, 2023 KULICKE AND SOF

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 15, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

November 15, 2023 EX-99.1

Kulicke & Soffa Reports Fourth Quarter 2023 Results

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Fourth Quarter 2023 Results Singapore – November 15, 2023 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K

November 15, 2023 8-K

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 15, 2023 KULICKE AND SOF

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 15, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

October 13, 2023 EX-3.1

incorporated herein by reference to Exhibit 3(i) to the Company's Current Report on Form 8-K dated October 13, 2023.

Exhibit 3(i) KULICKE AND SOFFA INDUSTRIES, INC. BY-LAWS As Amended and Restated on October 12, 2023 ARTICLE I-OFFICES 1. Registered office. The registered office of the Corporation shall be at: 1005 Virginia Drive Ft Washington, PA 19034 2. Other Offices. The Corporation may also have offices at such other places as the Board of Directors may from time to time appoint or the business of the Corpor

October 13, 2023 8-K

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, 2023 KULICKE AND SOFF

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, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

August 25, 2023 CORRESP

***

August 25, 2023 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

August 23, 2023 EX-99.1

Kulicke & Soffa Appoints Denise M. Dignam to its Board of Directors

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Appoints Denise M. Dignam to its Board of Directors SINGAPORE – August 23, 2023 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulick

August 23, 2023 EX-99.2

Kulicke & Soffa Declares Quarterly Dividend of $0.19

Exhibit 99.2 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Quarterly Dividend of $0.19 SINGAPORE – August 23, 2023 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&

August 23, 2023 8-K

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 22, 2023 KULICKE AND SOFFA

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 22, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporati

August 9, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 1, 2023 ☐ TRANSITION REPORT PURSUANT TO SE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 1, 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 No.: 0-121 KULICKE AND SOFFA INDUSTRIE

August 8, 2023 EX-10.17

Form of Restricted Stock Unit Award Agreement regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.17 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Restricted Stock Unit Award Agreement This Restricted Stock Unit Award Agreement (the “Agreement”) dated as of <> (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and <> (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus Incentive Plan (as amended from time

August 8, 2023 EX-21.1

Subsidiaries of the Company.

EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY (1) Name Jurisdiction of Incorporation Assembléon B.V. The Netherlands K&S Worldwide, Inc. Delaware Kulicke & Soffa (Hong Kong) Limited Hong Kong Kulicke & Soffa (Israel) Limited Israel Kulicke & Soffa (Suzhou) Limited China Kulicke and Soffa (Switzerland) Management GmbH Switzerland Kulicke & Soffa Foreign Investments, LLC US Kulicke & Soffa Global Investm

August 8, 2023 EX-4.2

Description of the Company's securities.

Exhibit 4.2 DESCRIPTION OF THE REGISTRANT'S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following is a general description of the common stock of Kulicke and Soffa Industries, Inc. (the “Company”) and does not purport to be complete. For a complete description of the terms and provisions of the common stock, refer to the Company's Amended and Restated Ar

August 8, 2023 8-K

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 8, 2023 KULICKE AND SOFFA

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 8, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

August 8, 2023 EX-10.14

Form of Executive Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.14 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

August 8, 2023 EX-99.1

Kulicke & Soffa Reports Third Quarter 2023 Results Strengthening Core and Expanding Market Access

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Third Quarter 2023 Results Strengthening Core and Expanding Market Access Singapore – August 8, 2023 – Kulicke and Soffa Industries,

August 8, 2023 CORRESP

Securities and Exchange Commission

August 8, 2023 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

August 8, 2023 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No. 1 (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended October 1, 2022 ☐ TRANSITI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A Amendment No. 1 (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended October 1, 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. 000-00121

August 8, 2023 EX-10.15

Form of CEO Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.15 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

August 8, 2023 EX-10.16

Form of Executive Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.16 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

August 8, 2023 EX-10.13

Form of CEO Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.13 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

August 8, 2023 EX-10.18

Incentive Compensation Plan Fiscal Year 2022

Exhibit 10.18 Incentive Compensation Plan (“ICP”) Effective October 3, 2021 (Commencing Fiscal Year 2022) Company Confidential Exhibit 10.18 KULICKE AND SOFFA INDUSTRIES, INC. INCENTIVE COMPENSATION PLAN Purpose The purpose of the Kulicke and Soffa Industries, Inc. (“Company” or “K&S”) Incentive Compensation Plan (“Plan” or “ICP”) is to: •focus the efforts of Plan participants to achieve financial

August 7, 2023 CORRESP

***

August 7, 2023 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

July 12, 2023 CORRESP

FOIA Confidential Treatment Request Certain confidential information in this letter has been omitted and provided separately in an unredacted version to the Securities and Exchange Commission. Confidential treatment has been requested under 17 C.F.R.

FOIA Confidential Treatment Request Certain confidential information in this letter has been omitted and provided separately in an unredacted version to the Securities and Exchange Commission.

June 23, 2023 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark one) ý ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 1

June 23, 2023 CORRESP

Securities and Exchange Commission

June 23, 2023 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

June 9, 2023 CORRESP

FOIA Confidential Treatment Request Certain confidential information in this letter has been omitted and provided separately in an unredacted version to the Securities and Exchange Commission. Confidential treatment has been requested under 17 C.F.R.

FOIA Confidential Treatment Request Certain confidential information in this letter has been omitted and provided separately in an unredacted version to the Securities and Exchange Commission.

June 8, 2023 8-K

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 8, 2023 KULICKE AND SOFFA IN

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 8, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

June 8, 2023 EX-99.1

Kulicke & Soffa Declares Quarterly Dividend of $0.19

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Quarterly Dividend of $0.19 SINGAPORE – June 8, 2023 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa”, “K&S”

May 25, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 23A Serangoon North Avenue 5, #01-01, Singapore 554369 1005 V

May 25, 2023 EX-1.01

Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

Exhibit 1.01 Conflict Minerals Report Introduction This report has been prepared by the management of Kulicke and Soffa Industries, Inc. (the “Company,” “we,” “us” or “K&S”) pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD thereunder (collectively, the “Rule”) for the calendar year ended December 31, 2022. A. Company Overview Founded in 1951, we specialize

May 16, 2023 CORRESP

Securities and Exchange Commission

May 17, 2023 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

May 4, 2023 EX-99.1

Three months ended April 1, 2023 April 2, 2022 December 31, 2022 U.S. GAAP net cash provided by operating activities $ 1,820 $ 73,135 $ 85,116 Expenditures for property, plant and equipment (10,637) (2,947) (13,878) Proceeds from sales of property, p

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Correction Notice of Second Quarter 2023 Results Press Release Singapore – May 4, 2023 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa

May 4, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 1, 2023 ☐ TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 1, 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 No.: 0-121 KULICKE AND SOFFA INDUSTRI

May 4, 2023 8-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A 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 4, 2023 KULICKE AND SOFFA I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A 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 4, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

May 3, 2023 8-K

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 3, 2023 KULICKE AND SOFFA IND

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 3, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

May 3, 2023 EX-99.1

Kulicke & Soffa Reports Second Quarter 2023 Results Improved Fiscal Second Half Demand Anticipated

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Second Quarter 2023 Results Improved Fiscal Second Half Demand Anticipated Singapore – May 3, 2023 – Kulicke and Soffa Industries, I

April 26, 2023 CORRESP

Securities and Exchange Commission

April 27, 2023 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

April 12, 2023 CORRESP

***

April 12, 2023 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

April 5, 2023 CORRESP

Securities and Exchange Commission

April 5, 2023 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

March 3, 2023 8-K

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 2, 2023 KULICKE AND SOFFA I

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 2, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

March 2, 2023 EX-99.1

Kulicke & Soffa Declares Quarterly Dividend of $0.19

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Quarterly Dividend of $0.19 SINGAPORE – March 2, 2023 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S”

March 2, 2023 8-K

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 2, 2023 KULICKE AND SOFFA I

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 2, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

February 23, 2023 8-K

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 23, 2023 KULICKE AND SOF

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 23, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

February 23, 2023 EX-99.1

Kulicke & Soffa to Expending Competencies and Market Presence Successful Acquisition of Advanced Jet Automation Co., Ltd.

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa to Expending Competencies and Market Presence Successful Acquisition of Advanced Jet Automation Co., Ltd. SINGAPORE – February 23, 2023 – Ku

February 13, 2023 SC 13G/A

KLIC / Kulicke and Soffa Industries Inc. / Capital International Investors - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2 )* Kulicke and Soffa Industries, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the app

February 10, 2023 SC 13G

KLIC / Kulicke and Soffa Industries Inc. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

SC 13G 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Kulicke & Soffa Industries Inc (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate

February 8, 2023 SC 13G

KLIC / Kulicke and Soffa Industries Inc. / AMERICAN CENTURY INVESTMENT MANAGEMENT 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. )* KULICKE AND SOFFA INDUSTRIES, INC. (Name of Issuer) COMMON STOCK (Title of Class of Securities) 501242101 (CUSIP Number) DECEMBER 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to

February 2, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period 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.: 0-121 KULICKE AND SOFFA INDU

February 1, 2023 8-K

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 1, 2023 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

February 1, 2023 EX-99.1

Kulicke & Soffa Reports First Quarter 2023 Results Recognizes Revenue for Initial Fluxless Thermocompression and LUMINEXTM Advanced Display Systems Resilient Demand for Automotive & Advanced Packaging Solutions Continues

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports First Quarter 2023 Results Recognizes Revenue for Initial Fluxless Thermocompression and LUMINEXTM Advanced Display Systems Resilien

January 19, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confident

January 19, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confide

November 17, 2022 10-K

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 October 1, 2022 ☐ TRANSITION REPORT PURSUANT

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 October 1, 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. 000-00121 KULICKE AND SOFFA

November 17, 2022 EX-10.18

Incentive Compensation Plan F

Exhibit 10.18 Incentive Compensation Plan (“ICP”) Effective October 3, 2021 (Commencing Fiscal Year 2022) Company Confidential Exhibit 10.18 KULICKE AND SOFFA INDUSTRIES, INC. INCENTIVE COMPENSATION PLAN Purpose The purpose of the Kulicke and Soffa Industries, Inc. (“Company” or “K&S”) Incentive Compensation Plan (“Plan” or “ICP”) is to: •focus the efforts of Plan participants to achieve financial

November 17, 2022 EX-10.15

Form of CEO Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.15 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 17, 2022 EX-10.13

Form of CEO Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.13 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 17, 2022 EX-21.1

Subsidiaries of the Company.

EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY (1) Name Jurisdiction of Incorporation Assembléon B.V. The Netherlands K&S Worldwide, Inc. Delaware Kulicke & Soffa (Hong Kong) Limited Hong Kong Kulicke & Soffa (Israel) Limited Israel Kulicke & Soffa (Suzhou) Limited China Kulicke and Soffa (Switzerland) Management GmbH Switzerland Kulicke & Soffa Foreign Investments, LLC US Kulicke & Soffa Global Investm

November 17, 2022 EX-10.14

Form of Executive Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.14 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 17, 2022 EX-4.2

Description of the Company's securities.

Exhibit 4.2 DESCRIPTION OF THE REGISTRANT'S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following is a general description of the common stock of Kulicke and Soffa Industries, Inc. (the “Company”) and does not purport to be complete. For a complete description of the terms and provisions of the common stock, refer to the Company's Amended and Restated Ar

November 17, 2022 EX-10.16

Form of Executive Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.16 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the “Agreement”) dated as of «Date of Grant» (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and «Firstname» «Lastname» (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 17, 2022 EX-10.17

Form of Restricted Stock Unit Award Agreement regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.17 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Restricted Stock Unit Award Agreement This Restricted Stock Unit Award Agreement (the “Agreement”) dated as of <> (the “Award Date”) is between Kulicke and Soffa Industries, Inc. (the “Company”) and <> (the “Participant”) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus Incentive Plan (as amended from time

November 16, 2022 EX-99.1

Kulicke & Soffa Raises Quarterly Dividend 3rd Consecutive Annual Dividend Raise Quarterly Dividend Increased by $0.02, to $0.19

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Raises Quarterly Dividend 3rd Consecutive Annual Dividend Raise Quarterly Dividend Increased by $0.02, to $0.19 SINGAPORE – November 16, 202

November 16, 2022 8-K

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 16, 2022 KULICKE AND SOF

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 16, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

November 16, 2022 EX-99.1

Kulicke & Soffa Reports Fourth Quarter 2022 Results

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Fourth Quarter 2022 Results Singapore – November 16, 2022 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa”, “K

November 16, 2022 8-K

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 16, 2022 KULICKE AND SOF

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 16, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

September 8, 2022 EX-99.1

Kulicke & Soffa to Expand Competencies and Market Presence Announces Agreement to Acquire Advanced Jet Automation Co., Ltd.

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa to Expand Competencies and Market Presence Announces Agreement to Acquire Advanced Jet Automation Co., Ltd. SINGAPORE ? September 8, 2022 ?

September 8, 2022 8-K

Regulation FD Disclosure, 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 8, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

August 30, 2022 8-K

Regulation FD Disclosure, 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): August 30, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporati

August 30, 2022 EX-99.1

Kulicke & Soffa Declares Quarterly Dividend of $0.17

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Quarterly Dividend of $0.17 SINGAPORE ? August 30, 2022 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (?Kulicke & Soffa,? ?K&

August 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 2, 2022 ☐ TRANSITION REPORT PURSUANT TO SE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 2, 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.: 0-121 KULICKE AND SOFFA INDUSTRIE

August 3, 2022 8-K

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 3, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

August 3, 2022 EX-99.1

Kulicke & Soffa Reports Third Quarter 2022 Results Delivers Strong Financial Performance; Strategic Execution Continues

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Third Quarter 2022 Results Delivers Strong Financial Performance; Strategic Execution Continues Singapore ? August 3, 2022 ? Kulicke

June 24, 2022 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark one) ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 1

June 8, 2022 EX-99.1

Kulicke & Soffa Declares Quarterly Dividend of $0.17

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Quarterly Dividend of $0.17 SINGAPORE ? June 8, 2022 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (?Kulicke & Soffa,? ?K&S?

June 8, 2022 8-K

Regulation FD Disclosure, 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): June 8, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

May 27, 2022 EX-1.01

Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

EX-1.01 2 conflictmineralsreportry20.htm EX-1.01 Exhibit 1.01 Conflict Minerals Report Introduction This report has been prepared by the management of Kulicke and Soffa Industries, Inc. (the “Company,” “we,” “us” or “K&S”) pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD thereunder (collectively, the "Rule") for the calendar year ended December 31, 2021. A.

May 27, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 23A Serangoon North Avenue 5, #01-01, Singapore 554369 1005 V

May 5, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 2, 2022 ☐ TRANSITION REPORT PURSUANT TO S

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 2, 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.: 0-121 KULICKE AND SOFFA INDUSTRI

May 4, 2022 8-K

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 4, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

May 4, 2022 EX-99.1

Kulicke & Soffa Reports Second Quarter 2022 Results Delivers Strong Financial Performance; Executes Toward Strategic Targets

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Second Quarter 2022 Results Delivers Strong Financial Performance; Executes Toward Strategic Targets Singapore ? May 4, 2022 ? Kulic

March 9, 2022 8-K

Regulation FD Disclosure, 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 9, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

March 9, 2022 EX-99.1

Kulicke & Soffa Announces $150 Million Accelerated Share Repurchase

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Announces $150 Million Accelerated Share Repurchase SINGAPORE ? March 9, 2022 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (?Kulicke

March 4, 2022 8-K

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): March 3, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

March 3, 2022 8-K

Regulation FD Disclosure, 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 3, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

March 3, 2022 EX-99.1

Kulicke & Soffa Declares Quarterly Dividend of $0.17

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Quarterly Dividend of $0.17 SINGAPORE ? March 3, 2022 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (?Kulicke & Soffa,? ?K&S?

March 3, 2022 EX-99.2

Kulicke & Soffa Increases Share Repurchase Authorization by $400M

Exhibit 99.2 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Increases Share Repurchase Authorization by $400M SINGAPORE ? March 3, 2022 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (?Kulicke &

February 11, 2022 SC 13G/A

KLIC / Kulicke and Soffa Industries Inc. / Capital International Investors - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Kulicke and Soffa Industries, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant t

February 8, 2022 SC 13G/A

KLIC / Kulicke and Soffa Industries Inc. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 8 )* Kulicke & Soffa Industries Inc (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to wh

February 3, 2022 8-K

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 2, 2022 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

February 3, 2022 EX-99.1

Kulicke & Soffa Reports First Quarter 2022 Results Delivers Strong Financial Performance; Accelerates Share Repurchase Activity; Provides Revenue Outlook for Fiscal 2022

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports First Quarter 2022 Results Delivers Strong Financial Performance; Accelerates Share Repurchase Activity; Provides Revenue Outlook fo

February 3, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended January 1, 2022 ☐ TRANSITION REPORT PURSUANT TO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended January 1, 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. 0-121 KULICKE AND SOFFA INDUSTR

January 14, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confide

January 14, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant Check the appropriate box: ? Preliminary Proxy Statement ? Confident

November 18, 2021 EX-10.18

Form of Restricted Stock Unit Award Agreement regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.18 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Restricted Stock Unit Award Agreement This Restricted Stock Unit Award Agreement (the ?Agreement?) dated as of <> (the ?Award Date?) is between Kulicke and Soffa Industries, Inc. (the ?Company?) and <> (the ?Participant?) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus Incentive Plan (as amended from time

November 18, 2021 EX-10.16

Form of CEO Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.16 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the ?Agreement?) dated as of ?Date of Grant? (the ?Award Date?) is between Kulicke and Soffa Industries, Inc. (the ?Company?) and ?Firstname? ?Lastname? (the ?Participant?) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 18, 2021 10-K

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 October 2, 2021 ☐ TRANSITION REPORT PURSUANT

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 October 2, 2021 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. 0-121 KULICKE AND SOFFA INDU

November 18, 2021 EX-10.14

Form of CEO Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.14 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the ?Agreement?) dated as of ?Date of Grant? (the ?Award Date?) is between Kulicke and Soffa Industries, Inc. (the ?Company?) and ?Firstname? ?Lastname? (the ?Participant?) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 18, 2021 EX-10.15

Form of Executive Performance Share Unit Award Agreement (Growth PSUs) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.15 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the ?Agreement?) dated as of ?Date of Grant? (the ?Award Date?) is between Kulicke and Soffa Industries, Inc. (the ?Company?) and ?Firstname? ?Lastname? (the ?Participant?) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 18, 2021 EX-10.17

Form of Executive Performance Share Unit Award Agreement (Relative TSR) regarding the 2021 Omnibus Incentive Plan.

Exhibit 10.17 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN Performance Share Unit Award Agreement This Performance Share Unit Award Agreement (the ?Agreement?) dated as of ?Date of Grant? (the ?Award Date?) is between Kulicke and Soffa Industries, Inc. (the ?Company?) and ?Firstname? ?Lastname? (the ?Participant?) pursuant to the Kulicke and Soffa Industries, Inc. 2021 Omnibus In

November 18, 2021 EX-10.19

Incentive Compensation Plan FY2021

Exhibit 10.19 Incentive Compensation Plan (?ICP?) Effective October 4, 2020 (Commencing Fiscal Year 2021) Company Confidential Exhibit 10.19 KULICKE AND SOFFA INDUSTRIES, INC. INCENTIVE COMPENSATION PLAN Purpose The purpose of the Kulicke and Soffa Industries, Inc. (?Company? or ?K&S?) Incentive Compensation Plan (?Plan? or ?ICP?) is to: ?focus the efforts of Plan participants to achieve financial

November 18, 2021 8-K

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 17, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

November 18, 2021 EX-21.1

Subsidiaries of the Company.

EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY (1) Name Jurisdiction of Incorporation Assembl?on B.V. The Netherlands K&S Worldwide, Inc. Delaware Kulicke & Soffa (Hong Kong) Limited Hong Kong Kulicke & Soffa (Israel) Limited Israel Kulicke & Soffa (Suzhou) Limited China Kulicke and Soffa (Switzerland) Management GmbH Switzerland Kulicke & Soffa Foreign Investments, LLC US Kulicke & Soffa Global Holding

November 18, 2021 EX-4.2

Description of the Company's securities.

Exhibit 4.2 DESCRIPTION OF THE REGISTRANT'S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following is a general description of the common stock of Kulicke and Soffa Industries, Inc. (the ?Company?) and does not purport to be complete. For a complete description of the terms and provisions of the common stock, refer to the Company's Amended and Restated Ar

November 18, 2021 EX-99.1

Kulicke & Soffa Reports Fourth Quarter 2021 Results

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Fourth Quarter 2021 Results Singapore ? November 17, 2021 ? Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (?Kulicke & Soffa?, ?K

November 1, 2021 EX-99.1

Kulicke & Soffa Updates Revenue Outlook for its Fourth Fiscal Quarter 2021 Schedules Fourth Quarter Conference Call for 8AM EST, November 18th, 2021

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Updates Revenue Outlook for its Fourth Fiscal Quarter 2021 Schedules Fourth Quarter Conference Call for 8AM EST, November 18th, 2021 SINGAPO

November 1, 2021 8-K

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 1, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

October 19, 2021 8-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): October 13, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

October 18, 2021 8-K

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 18, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

October 18, 2021 EX-99.1

Kulicke & Soffa Raises Quarterly Dividend by 21% Quarterly Dividend Increases to $0.17 Provides Update on Recent Repurchase Activity

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Raises Quarterly Dividend by 21% Quarterly Dividend Increases to $0.17 Provides Update on Recent Repurchase Activity SINGAPORE ? October 18,

September 10, 2021 SC 13G

KLIC / Kulicke and Soffa Industries Inc. / Capital International Investors - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Kulicke and Soffa Industries, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) August 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to wh

August 26, 2021 EX-99.1

Kulicke & Soffa Declares Regular Quarterly Dividend of $0.14

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Regular Quarterly Dividend of $0.14 SINGAPORE ? August 26, 2021 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (?Kulicke & Sof

August 26, 2021 8-K

Regulation FD Disclosure, 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): August 26, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporati

August 6, 2021 EX-10.1

The Company's 2021 Omnibus Incentive Plan is incorporated herein by reference to the Company's Proxy Statement on Schedule 14A for the annual meeting of shareholders on March 4, 2021

KULICKE AND SOFFA INDUSTRIES, INC. 2021 Omnibus Incentive Plan A-1 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN I. INTRODUCTION 1.1Purposes. The purposes of the Kulicke and Soffa Industries, Inc. 2021 Omnibus Incentive Plan (as amended from time to time, the ?Plan?) are (i) to align the interests of the Company?s stockholders and the recipients of Awards under the Plan by increas

August 6, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 3, 2021 ☐ TRANSITION REPORT PURSUANT TO SE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended July 3, 2021 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. 0-121 KULICKE AND SOFFA INDUSTRIES

August 5, 2021 8-K

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 4, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

August 5, 2021 EX-99.1

Kulicke & Soffa Reports Third Quarter 2021 Results Delivers GAAP Operating Margin of 28.4% and Updates Outlook

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Third Quarter 2021 Results Delivers GAAP Operating Margin of 28.4% and Updates Outlook Singapore ? August 4, 2021 ? Kulicke and Soff

July 6, 2021 EX-4.3

2021 Omnibus Incentive Plan.

KULICKE AND SOFFA INDUSTRIES, INC. 2021 Omnibus Incentive Plan A-1 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN I. INTRODUCTION 1.1Purposes. The purposes of the Kulicke and Soffa Industries, Inc. 2021 Omnibus Incentive Plan (as amended from time to time, the ?Plan?) are (i) to align the interests of the Company?s stockholders and the recipients of Awards under the Plan by increas

July 6, 2021 S-8 POS

As filed with the Securities and Exchange Commission on July 6, 2021 Registration No. 333-217058 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 to FORM S-8 REGISTRATION STATEMENT Under the Secur

As filed with the Securities and Exchange Commission on July 6, 2021 Registration No.

July 6, 2021 S-8

As filed with the Securities and Exchange Commission on July 6, 2021 Registration No. 333-_________ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT Under the Securities Act of 1933 KULICKE AND S

As filed with the Securities and Exchange Commission on July 6, 2021 Registration No.

July 6, 2021 EX-4.4

2021 Omnibus Incentive Plan.

KULICKE AND SOFFA INDUSTRIES, INC. 2021 Omnibus Incentive Plan A-1 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN I. INTRODUCTION 1.1Purposes. The purposes of the Kulicke and Soffa Industries, Inc. 2021 Omnibus Incentive Plan (as amended from time to time, the ?Plan?) are (i) to align the interests of the Company?s stockholders and the recipients of Awards under the Plan by increas

June 28, 2021 8-K

Regulation FD Disclosure, 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): June 28, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

June 28, 2021 EX-99.1

Kulicke & Soffa Added to Membership of Russell 2000® Index and Russell 3000® Index

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Added to Membership of Russell 2000? Index and Russell 3000? Index SINGAPORE ? June 28, 2021 - Kulicke and Soffa Industries, Inc. (NASDAQ: K

June 25, 2021 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K FOR ANNUAL REPORTS OF EMPLOYEE STOCK PURCHASE, SAVINGS AND SIMILAR PLANS PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Mark one) ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ? TRANSITION REPORT PURSUANT TO SECTION 1

May 28, 2021 EX-99.1

Kulicke & Soffa Declares Regular Quarterly Dividend of $0.14

EX-99.1 2 ex991dividendmay282021.htm EX-99.1 Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Declares Regular Quarterly Dividend of $0.14 SINGAPORE – May 28, 2021 - Kulicke and Soffa Indus

May 28, 2021 8-K

Regulation FD Disclosure, 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): May 28, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

May 27, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report KULICKE AND SOFFA INDUSTRIES, INC. (Exact Name of Registrant as Specified in Charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I.R.S. Employer Identification No.) 23A Serangoon North Avenue 5, #01-01, Singapore 554369 1005 V

May 27, 2021 EX-1.01

Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

Exhibit 1.01 Conflict Minerals Report Introduction This report has been prepared by the management of Kulicke and Soffa Industries, Inc. (the ?Company,? ?we,? ?us? or ?K&S?) pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD thereunder (collectively, the "Rule") for the calendar year ended December 31, 2020. A. Company Overview We are a leading provider of se

May 6, 2021 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended April 3, 2021 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. 0-121 KULICKE AND SOFFA INDUSTRIE

May 6, 2021 EX-10.1

The Company's 2021 Omnibus Incentive Plan is incorporated herein by reference to the Company's Proxy Statement on Schedule 14A for the annual meeting of shareholders on March 4, 2021

KULICKE AND SOFFA INDUSTRIES, INC. 2021 Omnibus Incentive Plan A-1 KULICKE AND SOFFA INDUSTRIES, INC. 2021 OMNIBUS INCENTIVE PLAN I. INTRODUCTION 1.1Purposes. The purposes of the Kulicke and Soffa Industries, Inc. 2021 Omnibus Incentive Plan (as amended from time to time, the ?Plan?) are (i) to align the interests of the Company?s stockholders and the recipients of Awards under the Plan by increas

May 6, 2021 8-K

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 5, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation)

May 6, 2021 EX-99.1

Kulicke & Soffa Reports Second Quarter 2021 Results Delivers GAAP Operating Margin of 24.4% and Strong Outlook

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Reports Second Quarter 2021 Results Delivers GAAP Operating Margin of 24.4% and Strong Outlook Singapore ? May 5, 2021 ? Kulicke and Soffa I

April 19, 2021 EX-99.1

Kulicke & Soffa Updates Outlook for its Fiscal Second Quarter 2021 Reports Improving Supply Chain Dynamics

Exhibit 99.1 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Updates Outlook for its Fiscal Second Quarter 2021 Reports Improving Supply Chain Dynamics SINGAPORE ? April 19, 2021 ? Kulicke and Soffa In

April 19, 2021 8-K

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): April 19, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporatio

April 19, 2021 EX-99.2

Kulicke & Soffa Schedules Second Quarter 2021 Conference Call for 8AM EDT, May 6th, 2021

EX-99.2 3 ex992earningscallalertapri.htm EX-99.2 Exhibit 99.2 Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 Singapore 554369 +65 6880-9600 main Co. Regn. No. 199902120H Kulicke and Soffa Industries, Inc. 1005 Virginia Drive Fort Washington, PA 19034 USA +1-215-784-6000 main www.kns.com Kulicke & Soffa Schedules Second Quarter 2021 Conference Call for 8AM EDT, May 6th, 2021 SINGAPORE – April

March 5, 2021 EX-99.1

Kulicke & Soffa Appoints Jon Olson to its Board of Directors

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Appoints Jon Olson to its Board of Directors SINGAPORE - March 5, 2021 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (NASDAQ: KLIC) ("Kulicke & Soffa," "K&S" or the "Company") today announc

March 5, 2021 EX-99

Kulicke & Soffa Declares Regular Quarterly Dividend of $0.14

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Declares Regular Quarterly Dividend of $0.14 SINGAPORE ? March 5, 2021 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (?Kulicke & Soffa,? ?K&S? or the ?Company?), announced today that its Bo

March 5, 2021 8-K

Regulation FD Disclosure, 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 5, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

March 5, 2021 8-K

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): March 3, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

March 4, 2021 8-K

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): March 4, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporation

February 12, 2021 SC 13G/A

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7 )* Kulicke & Soffa Industries Inc (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to wh

February 12, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Kulicke and Soffa Industries, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) (CUSIP N

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Kulicke and Soffa Industries, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) Whale Rock Capital Management LLC 2 International Place, 24th Floor Boston, MA 02110 (617) 502-9909 (Name, Address and T

February 8, 2021 SC 13G/A

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Kulicke & Soffa Industries Inc (Name of Issuer) Common Stock (Title of Class of Securities) 501242101 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to wh

February 5, 2021 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended January 2, 2021 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. 0-121 KULICKE AND SOFFA INDUSTR

February 4, 2021 EX-99.1

Kulicke & Soffa Reports First Quarter 2021 Results

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Reports First Quarter 2021 Results Singapore – February 3, 2021 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S” or the “Company”), today announced financial result

February 4, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

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 3, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

February 4, 2021 EX-99.1

Kulicke & Soffa Further Extends Mini and Micro LED Technology Through Strategic Acquisition of Uniqarta

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Further Extends Mini and Micro LED Technology Through Strategic Acquisition of Uniqarta SINGAPORE – February 3, 2021 – Kulicke and Soffa Industries, Inc. (NASDAQ:KLIC) (“Kulicke & Soffa,” “K&S” o

February 4, 2021 8-K

Regulation FD Disclosure, 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): February 3, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

January 19, 2021 EX-99.2

Kulicke & Soffa Schedules First Quarter 2021 Conference Call for 8AM EST, February 4th, 2021

Exhibit 99.2 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Schedules First Quarter 2021 Conference Call for 8AM EST, February 4th, 2021 Singapore – January 19, 2021 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa”, “K&S” or the “Com

January 19, 2021 EX-99.1

Kulicke & Soffa Updates Outlook for its Fiscal First Quarter 2021

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Updates Outlook for its Fiscal First Quarter 2021 Singapore – January 19, 2021 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S” or the “Company”), today announced tha

January 19, 2021 8-K

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): January 19, 2021 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

January 13, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant Check the appropriate box: Preliminary Proxy Statement Confidential,

January 13, 2021 DEF 14A

- DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A (RULE 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant Check the appropriate box: Preliminary Proxy Statement Confidential,

December 10, 2020 8-K

Financial Statements and Exhibits, Other Events - 8-K

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 10, 2020 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

December 10, 2020 EX-99.1

Kulicke & Soffa Raises Quarterly Dividend by 16.7% Quarterly Dividend Increases to $0.14

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Raises Quarterly Dividend by 16.7% Quarterly Dividend Increases to $0.14 SINGAPORE – December 10, 2020 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S” or the “Compan

November 20, 2020 EX-4.2

Description of the Company's securities.

Exhibit 4.2 DESCRIPTION OF THE REGISTRANT'S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following is a general description of the common stock of Kulicke and Soffa Industries, Inc. (the “Company”) and does not purport to be complete. For a complete description of the terms and provisions of the common stock, refer to the Company's Amended and Restated Ar

November 20, 2020 EX-21

Subsidiaries of the Company.

EXHIBIT 21 SUBSIDIARIES OF THE COMPANY (1) Name Jurisdiction of Incorporation Assembléon B.

November 20, 2020 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended October 3, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended October 3, 2020 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. 0-121 KULICKE AND SOFFA INDUSTRIES, INC

November 19, 2020 8-K

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 18, 2020 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpora

November 19, 2020 EX-99.1

Kulicke & Soffa Reports Fourth Quarter 2020 Results

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Reports Fourth Quarter 2020 Results Singapore – November 18, 2020 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa”, “K&S” or the “Company”), today announced financial result

October 13, 2020 EX-99.2

Kulicke & Soffa Schedules Fourth Quarter & Full Year 2020 Conference Call for 8AM EST, November 19th, 2020

Exhibit 99.2 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Schedules Fourth Quarter & Full Year 2020 Conference Call for 8AM EST, November 19th, 2020 Singapore – October 13, 2020 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa”, “K&

October 13, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

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 13, 2020 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporat

October 13, 2020 EX-99.1

Kulicke & Soffa Provides Preliminary Revenue Estimate for the Fourth Fiscal Quarter 2020

EX-99.1 2 ex991revenueestimateoc.htm EX-99.1 Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Provides Preliminary Revenue Estimate for the Fourth Fiscal Quarter 2020 Singapore – October 13, 2020 – Kulicke and Soffa Industries, Inc. (NASDAQ: KL

September 15, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - 8-K

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 15, 2020 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorpor

September 15, 2020 EX-99.1

Kulicke & Soffa to Appoint Peter T. Kong as Chairman of the Board of Directors Upon Garrett Pierce’s Planned Retirement

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa to Appoint Peter T. Kong as Chairman of the Board of Directors Upon Garrett Pierce’s Planned Retirement SINGAPORE - September 15, 2020 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulick

August 26, 2020 EX-99.1

Kulicke & Soffa Declares Regular Quarterly Dividend of $0.12

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte Ltd 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Declares Regular Quarterly Dividend of $0.12 SINGAPORE – August 26, 2020 - Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa”, “K&S” or the “Company”), announced today that its

August 26, 2020 8-K

Financial Statements and Exhibits, Other Events - 8-K

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 26, 2020 KULICKE AND SOFFA INDUSTRIES, INC. (Exact name of registrant as specified in its charter) Pennsylvania 000-00121 23-1498399 (State or Other Jurisdiction of Incorporati

July 30, 2020 EX-99.1

Kulicke & Soffa Reports Third Quarter 2020 Results

Exhibit 99.1 K&S Corporate Headquarters Kulicke & Soffa Pte. Ltd. 23A Serangoon North Ave 5 #01-01, Singapore 554369 +65-6880-9600 main +65-6880-9580 fax www.kns.com Co. Regn. No. 199902120H Kulicke & Soffa Reports Third Quarter 2020 Results Singapore – July 29, 2020 – Kulicke and Soffa Industries, Inc. (NASDAQ: KLIC) (“Kulicke & Soffa,” “K&S” or the “Company”), today announced financial results o

July 30, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 27, 2020 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. 0-121 KULICKE AND SOFFA INDUSTRIE

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