MAT / Mattel, Inc. - Pemfailan SEC, Laporan Tahunan, Penyata Proksi

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended June 30, 2025 as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chairman and Chief Executive Officer, and

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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 Number 001-05647 MATTEL, INC

MATTEL REPORTS SECOND QUARTER 2025 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS SECOND QUARTER 2025 FINANCIAL RESULTS Second Quarter 2025 Highlights Versus Prior Year •Net Sales of $1,019 million, down 6% as reported and in constant currency •Gross Margin of 50.9%, an increase of 170 basis points; Adjusted Gross Margin of 51.2%, an increase of 200 basis points •Operating Income of $78 million, a decrease of $5 million; Adjusted Operati

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): July 23, 2025 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (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 ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number 001-05647 A. Full title of the plan an

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of the registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorp

SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of the registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification No.) 333 Continental Boulevard El Segundo, California 90245-5012

Certificate of Amendment of the Restated Certificate of Incorporation of Mattel, Inc., dated May 29, 2025

EX-3.1 Exhibit 3.1 CERTIFICATE OF AMENDMENT OF THE RESTATED CERTIFICATE OF INCORPORATION OF MATTEL, INC. (Pursuant to Section 242 of the General Corporation Law of the State of Delaware) Mattel, Inc., a Delaware corporation duly organized and existing under the General Corporation Law of the State of Delaware (the “Corporation”), does hereby certify that: 1. Article Sixth of the Restated Certifica

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

EXHIBIT 1.01 Mattel, Inc. Conflict Minerals Report For the Year Ended December 31, 2024 This Conflict Minerals Report (the “Report”) for the year ended December 31, 2024 is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended (the “Rule”). As used in this Report, “3TGs” or “Conflict Minerals” means tin, tantalum, tungsten, and gold, and “Covered Countries” mean

Current Report

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, 2025 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I.

Regulation FD Disclosure

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 2, 2025 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I.R

Letter Agreement between Mattel, Inc. and Paul Ruh, dated May 2, 2025, regarding an offer of employment for the position of Chief Financial Officer

Exhibit 10.1 May 2, 2025 Dear Paul, Congratulations! We are excited to invite you to join us at Mattel, where we empower generations to explore the wonder of childhood and reach their full potential. Mattel would like to extend you an offer of employment for the position of Chief Financial Officer at the El Segundo location, contingent on the terms and conditions set forth in the General Informati

Mattel Appoints Paul Ruh as Chief Financial Officer

Exhibit 99.1 Mattel Appoints Paul Ruh as Chief Financial Officer EL SEGUNDO, Calif., May 8, 2025 – Mattel, Inc. (NASDAQ: MAT) today announced the appointment of Paul Ruh as Chief Financial Officer, effective May 19, 2025. Ruh succeeds Mattel’s current CFO Anthony DiSilvestro, who announced his retirement in January. DiSilvestro will continue to serve as an advisor to the company through August 15,

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended March 31, 2025 as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chairman and Chief Executive Officer, an

January 16, 2025

Exhibit 10.1 January 16, 2025 Anthony DiSilvestro 333 Continental Blvd El Segundo, CA 90245 Re: Advisor Services Dear Anthony: This letter confirms that you will provide advisor services (“Services”) to Mattel, Inc. (“Mattel”), for a period commencing on May 16, 2025, and through August 15, 2025 or such later date as may be mutually agreed by you and Mattel (such period, the “Term”) to support a s

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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 Number 001-05647 MATTEL, IN

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

MATTEL REPORTS FIRST QUARTER 2025 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FIRST QUARTER 2025 FINANCIAL RESULTS First Quarter 2025 Highlights Versus Prior Year •Net Sales of $827 million, up 2% as reported, and 4% in constant currency •Gross Margin of 49.4%, an increase of 140 basis points; Adjusted Gross Margin of 49.6%, an increase of 130 basis points •Operating Loss of $53 million, an increase of $17 million; Adjusted Operating

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, 2025 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I.R

Vote “Yes” on Shareholder Proposal #5

Notice of Exempt Solicitation Pursuant to Rule 14a-103 Name of Registrant: Mattel, Inc.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☑ Defin

PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☑ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

MATTEL, INC. RULE 10D-1 COMPENSATION RECOVERY Policy

EXHIBIT 97.0 As of September 11, 2024 MATTEL, INC. RULE 10D-1 COMPENSATION RECOVERY Policy 1. Statement of Intent The Board of Directors (“Board”) of Mattel, Inc. (“Mattel”) believes that it is in the best interest of Mattel and its stockholders to encourage outstanding leadership, accountability, and responsible management that benefits the growth of Mattel and its subsidiaries (collectively, the

Mattel, Inc. Insider Trading Policy

Mattel, Inc. Insider Trading Policy Table of Contents Page Policy Statement 1 Purpose, Background and History 1 Scope 2 Definitions 2 Policy 3 General Policy 3 II. Trading Blackout Periods 7 III. Requirement to Pre-Clear All Transactions 8 IV. Mattel Transactions 9 V. Table of Sources 9 VI. Administration and Enforcement 9 Appendix A A-1 Policy Statement This Policy defines the responsibilities of

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.0 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-266713, 333-253493, 333-239930, 333-232420, 333-225311, 333-204360, 333-187431, 333-166759, 333-165046, 333-158887, 333-147472, 333-125059, 333-101200, 333-89458, 333-64984, 333-32294, 333-75145 and 333-03385) of Mattel, Inc.

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-K for the year ended December 31, 2024, as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chairman and Chief Executive Officer, and

SUBSIDIARIES OF MATTEL, INC.

EXHIBIT 21.0 SUBSIDIARIES OF MATTEL, INC. Subsidiaries1 Jurisdiction in Which Organized Percentage of Voting Securities Owned Directly or Indirectly By Parent2 American Girl, LLC Delaware 100% American Girl Brands, LLC Delaware 100% Fisher-Price, Inc. Delaware 100% Mattel Asia Pacific Sourcing Limited Hong Kong 100% Mattel Direct Import, Inc. Delaware 100% Mattel Europa B.V. The Netherlands 100% M

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-05647 MATTEL, INC. (E

CERTIFICATION

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this report on Form 10-K of Mattel, Inc.; 2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the perio

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 MATTEL, INC. (Ex

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 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2024 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2024 FINANCIAL RESULTS Fourth Quarter 2024 Highlights Versus Prior Year •Net Sales of $1,646 million, up 2% as reported, and 3% in constant currency •Gross Margin of 50.7%, an increase of 190 basis points; Adjusted Gross Margin of 50.8%, an increase of 200 basis points •Operating Income of $158 million, an increase of $18 millio

Mattel Announces Planned Retirement of Chief Financial Officer Anthony DiSilvestro

Exhibit 99.1 Mattel Announces Planned Retirement of Chief Financial Officer Anthony DiSilvestro EL SEGUNDO, Calif., January 16, 2025 – Mattel, Inc. (NASDAQ: MAT) today announced that Anthony DiSilvestro, Chief Financial Officer (CFO), has informed the Company of his plans to retire on May 15, 2025. The Company has initiated a comprehensive search process with the assistance of a leading executive

Regulation FD Disclosure

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 13, 2025 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

MAT / Mattel, Inc. / EdgePoint Investment Group Inc. Passive Investment

SC 13G/A 1 edgepointmat093024a6.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 6)* MATTEL, INC. (Name of Issuer) Common stock, $1.00 per share (Title of Class of Securities) 577081102 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box t

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 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 Number 001-05647 MATTEL

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended September 30, 2024 as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chairman and Chief Executive Officer

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

MATTEL REPORTS THIRD QUARTER 2024 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS THIRD QUARTER 2024 FINANCIAL RESULTS Third Quarter 2024 Highlights Versus Prior Year •Net Sales of $1,844 million, down 4% as reported, and 3% in constant currency •Gross Margin of 53.1%, an increase of 210 basis points; Adjusted Gross Margin of 53.1%, an increase of 210 basis points •Operating Income of $488 million, an increase of $14 million; Adjusted Op

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): October 23, 2024 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

Form of Grant Agreement for Performance-Based Restricted Stock Units for Ynon Kreiz under the Mattel,

Exhibit 10.1 FORM OF GRANT AGREEMENT FOR PERFORMANCE-BASED RESTRICTED STOCK UNITS FOR YNON KREIZ UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN This is a Grant Agreement (this “Grant Agreement”) between Mattel, Inc. (“Mattel”) and the individual (the “Holder”) named in the Notice of Grant – Performance-Based Restricted Stock Units (the “Notice”). The Notice

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): September 11, 2024 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No

1

EXHIBIT 10.1 April 18, 2024 Karen Ancira Dear Karen, Congratulations! We are excited to invite you to join us at Mattel, where we empower generations to explore the wonder of childhood and reach their full potential. Mattel would like to extend you an offer of employment for the position of Executive Vice President and Chief People Officer at the El Segundo, California location, contingent on the

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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 Number 001-05647 MATTEL, INC

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 23, 2024 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

MATTEL REPORTS SECOND QUARTER 2024 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS SECOND QUARTER 2024 FINANCIAL RESULTS Second Quarter 2024 Highlights Versus Prior Year •Net Sales of $1,080 million, down 1% as reported, and comparable in constant currency •Gross Margin of 49.2%, an increase of 410 basis points; Adjusted Gross Margin of 49.2%, an increase of 430 basis points •Operating Income of $83 million, an improvement of $20 million;

Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 15, 2024 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

America, N.A., as administrative agent, and the other lenders and financial institutions party thereto

REVOLVING CREDIT AGREEMENT Dated as of July 15, 2024 among MATTEL, INC. as the Borrower, BANK OF AMERICA, N.A., as Administrative Agent, Swing Line Lender and an L/C Issuer, The Other L/C Issuers Party Hereto, and The Lenders Party Hereto CITIBANK, N.A. and WELLS FARGO BANK, N.A. as Co-Syndication Agents MIZUHO BANK, LTD., MUFG BANK, LTD. and ROYAL BANK OF CANADA as Co-Documentation Agents and BOF

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (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 ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number 001-05647 A. Full title of the plan an

MAT / Mattel, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv0008-mattelinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 14)* Name of issuer: Mattel Inc Title of Class of Securities: Common Stock CUSIP Number: 577081102 Date of Event Which Requires Filing of this Statement: May 31, 2024 Check the appropriate box to designate the rule pursuant

Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan

MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN 1. Purpose. The purpose of the Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan (the “Plan”) is to promote the interests of Mattel, Inc., a Delaware corporation (“Mattel”), and its stockholders by enabling the Company to offer an opportunity to employees, Outside Directors, and Consultants to

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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 29, 2024 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of the registrant as specified in its charter) Delaware 001-05647 (State or other jurisdiction of incorporation or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of the registrant as specified in its charter) Delaware 001-05647 (State or other jurisdiction of incorporation or organization) (Commission file number) 333 Continental Boulevard, El Segundo, California 90245-5012 (Address of principal executive offices) (Zip code

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

EXHIBIT 1.01 Mattel, Inc. Conflict Minerals Report For the Year Ended December 31, 2023 This Conflict Minerals Report (the “Report”) for the year ended December 31, 2023 is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended (the “Rule”). As used in this Report, “3TGs” or “Conflict Minerals” means tin, tantalum, tungsten, and gold, and “Covered Countries” mean

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended March 31, 2024 as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chairman and Chief Executive Officer, an

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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 Number 001-05647 MATTEL, IN

MATTEL REPORTS FIRST QUARTER 2024 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FIRST QUARTER 2024 FINANCIAL RESULTS First Quarter 2024 Highlights Versus Prior Year •Net Sales of $810 million, down 1% as reported and in constant currency •Gross Margin of 48.0%, an increase of 800 basis points; Adjusted Gross Margin of 48.3%, an increase of 830 basis points •Operating Loss of $36 million, an improvement of $80 million; Adjusted Operatin

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 23, 2024 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (

MATTEL INC /DE/

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☑ Defin

DEFR14A

2023 was a milestone year for Mattel. We extended our leadership in our key toy categories and gained market share overall, achieved extraordinary success with the Barbie movie, and further strengthened our financial position. Full year Net Sales were comparable to the prior year, with growth in three of four regions, 1 Gross Margin expansion, and a significant increase in cash flow. We ended 2023

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☑ Defin

UNITED STATES

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

DEF 14A

2023 was a milestone year for Mattel. We extended our leadership in our key toy categories and gained market share overall, achieved extraordinary success with the Barbie movie, and further strengthened our financial position. Full year Net Sales were comparable to the prior year, with growth in three of four regions, 1 Gross Margin expansion, and a significant increase in cash flow. We ended 2023

Current Report

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 18, 2024 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-K for the year ended December 31, 2023, as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chairman and Chief Executive Officer, and

MATTEL, INC. RULE 10D-1 COMPENSATION RECOVERY Policy Effective date: SEPTEMBER 13, 2023

EXHIBIT 97.0 MATTEL, INC. RULE 10D-1 COMPENSATION RECOVERY Policy Effective date: SEPTEMBER 13, 2023 1. Statement of Intent The Board of Directors (“Board”) of Mattel, Inc. (“Mattel”) believes that it is in the best interest of Mattel and its stockholders to encourage outstanding leadership, accountability, and responsible management that benefits the growth of Mattel and its subsidiaries (collect

SUBSIDIARIES OF MATTEL, INC.

EXHIBIT 21.0 SUBSIDIARIES OF MATTEL, INC. Subsidiaries1 Jurisdiction in Which Organized Percentage of Voting Securities Owned Directly or Indirectly By Parent2 American Girl, LLC Delaware 100% American Girl Brands, LLC Delaware 100% Fisher-Price, Inc. Delaware 100% HiT Entertainment, LLC Delaware 100% HiT Entertainment Limited United Kingdom 100% Mattel Asia Pacific Sourcing Limited Hong Kong 100%

CERTIFICATION

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this report on Form 10-K of Mattel, Inc.; 2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the perio

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.0 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-266713, 333-253493, 333-239930, 333-232420, 333-225311, 333-204360, 333-187431, 333-166759, 333-165046, 333-158887, 333-147472, 333-125059, 333-101200, 333-89458, 333-64984, 333-32294, 333-75145 and 333-03385) of Mattel, Inc.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-05647 MATTEL, INC. (E

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check one): ☒ Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐ Form 10-D ☐ Form N-CEN ☐ Form N-CSR For Period Ended: December 31, 2023 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transition Report on Form 10-Q For the Transition Pe

MAT / Mattel, Inc. / EdgePoint Investment Group Inc. Passive Investment

SC 13G/A 1 edgepointmat123123a5.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 5)* MATTEL, INC. (Name of Issuer) Common stock, $1.00 per share (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to

MAT / Mattel, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 13)* Name of issuer: Mattel Inc Title of Class of Securities: Common Stock CUSIP Number: 577081102 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13

MAT / Mattel, Inc. / PRIMECAP MANAGEMENT CO/CA/ - PRIMECAP MANAGEMENT CO/CA/ Passive Investment

SC 13G/A 1 mata921224.htm PRIMECAP MANAGEMENT CO/CA/ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 9)* Mattel, Inc. (Name of Issuer) COM (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designat

MAT / Mattel, Inc. / Capital International Investors - 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. )* Mattel, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 577081102 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Costs Associated with Exit or Disposal Activities, 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, 2024 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

Julius Genachowski and Dawn Ostroff Join Mattel Board of Directors Mr. Genachowski previously served as Chairman of the FCC; Ms. Ostroff was Chief Content & Advertising Business Officer at Spotify

Exhibit 99.2 Julius Genachowski and Dawn Ostroff Join Mattel Board of Directors Mr. Genachowski previously served as Chairman of the FCC; Ms. Ostroff was Chief Content & Advertising Business Officer at Spotify EL SEGUNDO, Calif., February 7, 2024 – Mattel, Inc. (NASDAQ: MAT) announced today that Julius Genachowski and Dawn Ostroff have joined the Company’s Board of Directors, effective February 5,

MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2023 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2023 FINANCIAL RESULTS Fourth Quarter 2023 Highlights Versus Prior Year •Net Sales of $1,621 million, up 16% as reported, or 14% in constant currency •Gross Margin of 48.8%, an increase of 580 basis points; Adjusted Gross Margin of 48.8%, an increase of 570 basis points •Operating Income of $140 million, an increase of $61 milli

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended 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 Number 001-05647 MATTEL

MATTEL REPORTS THIRD QUARTER 2023 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS THIRD QUARTER 2023 FINANCIAL RESULTS Third Quarter 2023 Highlights Versus Prior Year •Net Sales of $1,919 million, up 9% as reported, or 7% in constant currency •Gross Margin of 51.0%, an increase of 280 basis points; Adjusted Gross Margin of 51.0%, an increase of 270 basis points •Operating Income of $474 million, an increase of $82 million; Adjusted Opera

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): October 25, 2023 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

Submission of Matters to a Vote of Security Holders

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 15, 2023 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, 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): September 14, 2023 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No

Amended and Restated Bylaws of Mattel, Inc.

Exhibit 3.1 As of September 14, 2023 MATTEL, INC. AMENDED AND RESTATED BYLAWS ARTICLE I STOCKHOLDERS Section 1. Annual Meeting. An annual meeting of the stockholders, for the election of directors to succeed those whose terms expire and for the transaction of such other business as may properly come before the meeting, shall be held at such place, if any, on such date, and at such time as the Boar

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-05647 MATTEL, INC

MATTEL REPORTS SECOND QUARTER 2023 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS SECOND QUARTER 2023 FINANCIAL RESULTS Second Quarter 2023 Highlights Versus Prior Year •Net Sales of $1,087 million, down 12% as reported, or 13% in constant currency •Gross Margin of 45.1%, an increase of 70 basis points; Adjusted Gross Margin of 44.9%, flat to the prior year •Operating Income of $63 million, a decrease of $62 million; Adjusted Operating I

Mattel Announces Departure of Richard Dickson, President and Chief Operating Officer Lisa McKnight and Josh Silverman Promoted to EVP and Chief Brand Officer and EVP and Chief Franchise Officer, respectively Chris Down Promoted to EVP and Chief Desig

Exhibit 99.2 Mattel Announces Departure of Richard Dickson, President and Chief Operating Officer Lisa McKnight and Josh Silverman Promoted to EVP and Chief Brand Officer and EVP and Chief Franchise Officer, respectively Chris Down Promoted to EVP and Chief Design Officer EL SEGUNDO, Calif., Jul. 26, 2023 - Mattel, Inc. (NASDAQ: MAT) today announced that Richard Dickson, President and Chief Operat

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 21, 2023 MATTEL, INC. (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 21, 2023 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (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 ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number 001-05647 A. Full title of the plan an

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

EXHIBIT 1.01 Mattel, Inc. Conflict Minerals Report For the Year Ended December 31, 2022 This Conflict Minerals Report (the “Report”) for the year ended December 31, 2022 is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended (the “Rule”). As used in this Report, “3TGs” or “Conflict Minerals” means tin, tantalum, tungsten, and gold, and “Covered Countries” mean

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of the registrant as specified in its charter) Delaware 001-05647 (State or other jurisdiction of incorporation or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of the registrant as specified in its charter) Delaware 001-05647 (State or other jurisdiction of incorporation or organization) (Commission file number) 333 Continental Boulevard, El Segundo, California 90245-5012 (Address of principal executive offices) (Zip code

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 15, 2023 MATTEL, INC. (Exact

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 15, 2023 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I.

MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN

EXHIBIT 10.4 MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN 1. Purpose. The purpose of the Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan (the “Plan”) is to promote the interests of Mattel, Inc., a Delaware corporation (“Mattel”), and its stockholders by enabling the Company to offer an opportunity to employees, Outside Directors, and C

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended March 31, 2023 as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chief Executive Officer, and Anthony DiS

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-05647 MATTEL, IN

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

MATTEL REPORTS FIRST QUARTER 2023 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FIRST QUARTER 2023 FINANCIAL RESULTS First Quarter 2023 Highlights Versus Prior Year •Net Sales of $815 million, down 22% as reported, or 21% in constant currency •Gross Margin of 40.0%, a decrease of 640 basis points; Adjusted Gross Margin of 40.0%, a decrease of 660 basis points •Operating Loss of $115 million, a decrease of $195 million; Adjusted Operati

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 26, 2023 MATTEL, INC. (Exac

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 26, 2023 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☑ Defin

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Professor Noreena Hertz Appointed to Mattel Board of Directors

EX-99.1 Exhibit 99.1 Professor Noreena Hertz Appointed to Mattel Board of Directors EL SEGUNDO, Calif., March 29, 2023 – Mattel, Inc. (NASDAQ: MAT) announced today that Professor Noreena Hertz, global economist and author, has been appointed to the Company’s Board of Directors effective March 29, 2023, and will serve on its Governance and Social Responsibility Committee. Ynon Kreiz, Chairman and C

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 23, 2023 MATTEL, INC. (Exac

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 23, 2023 MATTEL, INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-05647 95-1567322 (State or Other Jurisdiction of Incorporation) (Commission File Number) (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 22, 2023 MATTEL, INC. (Exac

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 22, 2023 MATTEL, INC. (Exact Name of Registrant as Specified in Charter) Delaware 001-05647 95-1567322 (State or Other Jurisdiction of Incorporation) (Commission File Number) (I

Form of Participation Letter Agreement under the Mattel, Inc. Amended and Restated Executive Severance Plan B applicable to Ynon Kreiz, Richard Dickson, and Anthony DiSilvestro

EX-10.2 Exhibit 10.2 MATTEL, INC. AMENDED AND RESTATED EXECUTIVE SEVERANCE PLAN B Form Letter Agreement [Mattel, Inc. Letterhead] Employee Name: Employee Address: Re: The Mattel, Inc. Amended and Restated Executive Severance Plan B Dear [Employee Name]: This letter agreement (“Letter Agreement”) relates to the Mattel, Inc. Amended and Restated Executive Severance Plan B (the “Plan”). Through this

Mattel, Inc. Amended and Restated Executive Severance Plan B

EX-10.1 Exhibit 10.1 MATTEL, INC. AMENDED AND RESTATED EXECUTIVE SEVERANCE PLAN B Effective March 22, 2023 TABLE OF CONTENTS Page 1. ELIGIBILITY 1 2. DEFINITIONS 1 3. SEVERANCE BENEFIT 4 (a) General 4 (b) Non-Change of Control Covered Termination 4 (c) Change of Control Covered Termination 6 (d) Non-Covered Termination 7 (e) Effect of Deferral Elections 7 (f) Equity Coordination 8 4. TAXES AND OTH

Form of Participation Letter Agreement under the Mattel, Inc. Amended and Restated Executive Severance Plan B

EX-10.3 Exhibit 10.3 MATTEL, INC. AMENDED AND RESTATED EXECUTIVE SEVERANCE PLAN B Form Letter Agreement [Mattel, Inc. Letterhead] Employee Name: Employee Address: Re: The Mattel, Inc. Amended and Restated Executive Severance Plan B Dear [Employee Name]: This letter agreement (“Letter Agreement”) relates to the Mattel, Inc. Amended and Restated Executive Severance Plan B (the “Plan”). Through this

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-K for the year ended December 31, 2022, as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chairman and Chief Executive Officer, and

SUBSIDIARIES OF MATTEL, INC.

EXHIBIT 21.0 SUBSIDIARIES OF MATTEL, INC. Subsidiaries1 Jurisdiction in Which Organized Percentage of Voting Securities Owned Directly or Indirectly By Parent2 American Girl, LLC Delaware 100% American Girl Brands, LLC Delaware 100% Fisher-Price, Inc. Delaware 100% HiT Entertainment, LLC Delaware 100% HiT Entertainment Limited United Kingdom 100% Mattel Asia Pacific Sourcing Limited Hong Kong 100%

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.0 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-266713, No. 333-253493, No. 333-239930, No. 333-232420, No. 333-225311, No. 333-204360, No. 333-187431, No. 333-166759, No. 333-165046, No. 333-158887, No. 333-147472, No. 333-125059, No. 333-101200, No. 333-89458, No. 333-649

CERTIFICATION

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this annual report on Form 10-K of Mattel, Inc.; 2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-05647 MATTEL, INC. (E

MAT / Mattel Inc / Capital Research Global 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 )* Mattel, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 577081102 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to design

MAT / Mattel Inc / EdgePoint Investment Group Inc. - EP13GA Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4) Mattel, Inc. (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuan

MAT / Mattel Inc / PRIMECAP MANAGEMENT CO/CA/ - PRIMECAP MANAGEMENT CO/CA/ Passive Investment

SC 13G/A 1 mata820923.htm PRIMECAP MANAGEMENT CO/CA/ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 8)* Mattel, Inc. (Name of Issuer) COM (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designat

MAT / Mattel Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01388-mattelinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12)* Name of issuer: Mattel Inc. Title of Class of Securities: Common Stock CUSIP Number: 577081102 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pu

MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2022 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2022 FINANCIAL RESULTS Fourth Quarter 2022 Highlights Versus Prior Year •Net Sales of $1,402 million, down 22% as reported, or 19% in constant currency •Gross Margin of 43.0%, a decrease of 630 basis points; Adjusted Gross Margin of 43.1%, a decrease of 620 basis points •Operating Income of $79 million, a decrease of $178 millio

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 8, 2023 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

LETTER

United States securities and exchange commission logo December 21, 2022 Anthony DiSilvestro Chief Financial Officer Mattel Inc.

MATTEL INC.

CORRESP 1 filename1.htm MATTEL INC. December 15, 2022 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Attention: Melissa Gilmore Re: Mattel, Inc. Form 10-K for the Year Ended December 31, 2021 Form 10-Q for the Period Ended September 30, 2022 File No. 001-05647 Dear Ms. Gilmore: We received and have carefully reviewed the co

Triggering Events That Accelerate or Increase a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement

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 30, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.

November 21, 2022

CORRESP 1 filename1.htm November 21, 2022 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549-4628 Attention: Melissa Gilmore Re: Mattel, Inc. (the “Company” or “Mattel”) Form 10-K for Fiscal Year Ended December 31, 2021 Form 10-Q for the Quarter Ended September 30, 2022 File No. 001-05647 Dear Ms. Gilmore: We are hereby reque

LETTER

United States securities and exchange commission logo November 18, 2022 Anthony DiSilvestro Chief Financial Officer Mattel Inc.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-05647 MATTEL

MATTEL REPORTS THIRD QUARTER 2022 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS THIRD QUARTER 2022 FINANCIAL RESULTS Third Quarter 2022 Highlights Versus Prior Year ?Net Sales of $1,756 million, flat as reported, and up 3% in constant currency ?Gross Margin of 48.2%, an increase of 40 basis points; Adjusted Gross Margin of 48.3%, an increase of 50 basis points ?Operating Income of $391 million, up 1%, an increase of $2 million; Adjuste

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): October 25, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

Revolving Credit Agreement, dated as of September 15, 2022, among the Company, as the borrower, Bank of America, N.A., as Administrative Agent, BofA Securities, Inc., Citibank, N.A., and Wells Fargo Securities, LLC, as Joint Lead Arrangers and Bookrunners, Citibank, N.A. and Wells Fargo Securities, LLC, as Co-Syndication Agents, and the other financial institutions party thereto

Exhibit 10.1 Execution Version Deal CUSIP: 577083AG3 Facility CUSIP: 577083AH1 REVOLVING CREDIT AGREEMENT Dated as of September 15, 2022 among MATTEL, INC. as the Borrower, BANK OF AMERICA, N.A., as Administrative Agent, Swing Line Lender and an L/C Issuer, The Other L/C Issuers Party Hereto, and The Lenders Party Hereto CITIBANK, N.A. and WELLS FARGO SECURITIES, LLC as Co-Syndication Agents and B

Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): September 15, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No

Amended and Restated Bylaws of Mattel, Inc.

Exhibit 3.1 As of September 14, 2022 MATTEL, INC. AMENDED AND RESTATED BYLAWS ARTICLE I STOCKHOLDERS Section 1. Annual Meeting. An annual meeting of the stockholders, for the election of directors to succeed those whose terms expire and for the transaction of such other business as may properly come before the meeting, shall be held at such place, if any, on such date, and at such time as the Boar

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, 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): September 14, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No

As filed with the Securities and Exchange Commission on August 9, 2022

As filed with the Securities and Exchange Commission on August 9, 2022 Registration No.

Filing Fee Table

EXHIBIT 107.1 Form S-8 (Form Type) MATTEL, INC. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title(1) Fee Calculation Rule Amount Registered(1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Common Stock, $1.00 par value per share, to be issued under th

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended June 30, 2022 as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chief Executive Officer, and Anthony DiSi

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-05647 MATTEL, INC

MATTEL REPORTS SECOND QUARTER 2022 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS SECOND QUARTER 2022 FINANCIAL RESULTS Second Quarter 2022 Highlights Versus Prior Year ?Net Sales of $1,236 million, up 20% as reported, and 24% in constant currency ?Reported Gross Margin of 44.4%, a decrease of 310 basis points; Adjusted Gross Margin of 44.9%, a decrease of 260 basis points ?Reported Operating Income of $125 million, up 155%, an increase

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): July 21, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

23.1 Consent of Independent Registered Public Accounting Firm (Moss Adams LLP)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in the Registration Statements (No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2021. ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number 001-05647 A. Full title of the plan a

23.2 Consent of Independent Registered Public Accounting Firm (PricewaterhouseCoopers LLP)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of the registrant as specified in its charter) Delaware 001-05647 (State or other jurisdiction of incorporation or

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of the registrant as specified in its charter) Delaware 001-05647 (State or other jurisdiction of incorporation or organization) (Commission file number) 333 Continental Boulevard, El Segundo, California 90245-5012 (Address of principal executive offices) (Zip code

Mattel, Inc. Conflict Minerals Report For the Year Ended December 31, 2021

EX-1.01 2 d346673dex101.htm EX-1.01 EXHIBIT 1.01 Mattel, Inc. Conflict Minerals Report For the Year Ended December 31, 2021 This Conflict Minerals Report (the “Report”) for the year ended December 31, 2021 is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended (the “Rule”). As used in this Report, “3TGs” or “Conflict Minerals” means tin, tantalum, tungsten, an

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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): May 25, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I.

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-05647 MATTEL, IN

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended March 31, 2022 as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chief Executive Officer, and Anthony DiS

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

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 27, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (

MATTEL REPORTS FIRST QUARTER 2022 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FIRST QUARTER 2022 FINANCIAL RESULTS First Quarter 2022 Highlights Versus Prior Year ?Net Sales of $1,041 million, up 19% as reported, and 22% in constant currency ?Reported Gross Margin of 46.4%, a decrease of 70 basis points; Adjusted Gross Margin of 46.6%, a decrease of 70 basis points ?Reported Operating Income of $80 million, up 136%, an increase of $4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ? Filed by the Registrant ? Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

DEFINITIVE PROXY STATEMENT

Sixth Amendment to the Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ? Filed by the Registrant ? Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14

Regulation FD Disclosure, 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): April 5, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

Mattel Promotes Steve Totzke to President and Chief Commercial Officer

Exhibit 99.1 Mattel Promotes Steve Totzke to President and Chief Commercial Officer EL SEGUNDO, Calif., April 5, 2022 ? Mattel, Inc. (NASDAQ: MAT) has promoted Steve Totzke to President and Chief Commercial Officer of the Company, it was announced today by Mattel Chairman and Chief Executive Officer Ynon Kreiz, to whom Totzke reports. ?Steve has played an integral role in creating Mattel?s current

Amended and Restated Bylaws of Mattel, Inc.

Exhibit 3.1 As of March 23, 2022 MATTEL, INC. AMENDED AND RESTATED BYLAWS ARTICLE I STOCKHOLDERS Section 1. Annual Meeting. An annual meeting of the stockholders, for the election of directors to succeed those whose terms expire and for the transaction of such other business as may properly come before the meeting, shall be held at such place, if any, on such date, and at such time as the Board of

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, 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 23, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-K for the year ended December 31, 2021, as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chairman and Chief Executive Officer, and

CERTIFICATION

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this annual report on Form 10-K of Mattel, Inc.; 2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.0 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-253493, No. 333-239930, No. 333-232420, No. 333-225311, No. 333-204360, No. 333-187431, No. 333-166759, No. 333-165046, No. 333-158887, No. 333-147472, No. 333-125059, No. 333-101200, No. 333-89458, No. 333-64984, No. 333-3229

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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 Number 001-05647 MATTEL, INC. (E

SUBSIDIARIES OF MATTEL, INC.

EXHIBIT 21.0 SUBSIDIARIES OF MATTEL, INC. Subsidiaries1 Jurisdiction in Which Organized Percentage of Voting Securities Owned Directly or Indirectly By Parent2 American Girl, LLC Delaware 100% American Girl Brands, LLC Delaware 100% Fisher-Price, Inc. Delaware 100% HiT Entertainment, LLC Delaware 100% HiT Entertainment Limited United Kingdom 100% Mattel Asia Pacific Sourcing Limited Hong Kong 100%

MAT / Mattel Inc / EdgePoint Investment Group Inc. - EP13GA Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3) Mattel, Inc. (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuan

MAT / Mattel Inc / Capital Research Global 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 )* Mattel, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

MAT / Mattel Inc / PRIMECAP MANAGEMENT CO/CA/ - PRIMECAP MANAGEMENT CO/CA/ Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7)* Mattel, Inc. (Name of Issuer) COM (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

MAT / Mattel Inc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Mattel Inc. Title of Class of Securities: Common Stock CUSIP Number: 577081102 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ??Rule 1

MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2021 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2021 FINANCIAL RESULTS Fourth Quarter 2021 Highlights Versus Prior Year ?Net Sales of $1,795 million, up 10% as reported, and 11% in constant currency ?Reported Operating Income of $257 million, an increase of $69 million; Adjusted Operating Income of $264 million, an increase of $64 million ?Reported Net Income of $226 million,

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 9, 2022 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended September 30, 2021 as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chief Executive Officer, and Anthony

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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 Number 001-05647 MATTEL

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

MATTEL REPORTS THIRD QUARTER 2021 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS THIRD QUARTER 2021 FINANCIAL RESULTS ?Net Sales of $1,762 million, up 8% as reported, and 7% in constant currency, versus prior year ?Reported Gross Margin of 47.8%, a decrease of 280 basis points; Adjusted Gross Margin of 47.8%, a decline of 280 basis points ?Reported Operating Income of $389 million, an increase of $10 million; Adjusted Operating Income o

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): October 21, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

Amended and Restated Bylaws of Mattel, Inc.

Exhibit 3.1 As of September 14, 2021 MATTEL, INC. AMENDED AND RESTATED BYLAWS ARTICLE I STOCKHOLDERS Section 1. Annual Meeting. An annual meeting of the stockholders, for the election of directors to succeed those whose terms expire and for the transaction of such other business as may properly come before the meeting, shall be held at such place, if any, on such date, and at such time as the Boar

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, 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): September 14, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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 Number 001-05647 MATTEL, INC

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

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): July 27, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

MATTEL REPORTS SECOND QUARTER 2021 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS SECOND QUARTER 2021 FINANCIAL RESULTS ?Net Sales of $1,026 million, up 40% as reported, and 36% in constant currency, versus prior year ?Reported Gross Margin of 47.5%, an improvement of 390 basis points; Adjusted Gross Margin of 47.5%, an improvement of 370 basis points ?Reported Operating Income of $49 million, an improvement of $97 million; Adjusted Oper

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2020. ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to . Commission File Number 001-05647 A. Full title of the plan a

Triggering Events That Accelerate or Increase a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement

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 21, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

Fisher-Price Recalls

Exhibit 99.1 Fisher-Price Recalls 4-in-1 Rock ?n Glide Soothers After Four Infant Deaths; 2-in-1 Soothe ?n Play Gliders Also Recalled Parents and Caregivers Urged to Stop Use Because of Suffocation Risk WASHINGTON, June 4, 2021 /PRNewswire/ ? https://www.cpsc.gov/Recalls/2021/Fisher-Price-Recalls-4-in-1-Rock-n-Glide-Soothers-After-Four-Infant-Deaths-2-in-1-Soothe-n-Play-Gliders-Also-Recalled Name

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): June 4, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I.

Mattel, Inc. Conflict Minerals Report For the Year Ended December 31, 2020

EXHIBIT 1.01 Mattel, Inc. Conflict Minerals Report For the Year Ended December 31, 2020 This Conflict Minerals Report (the ?Report?) for the year ended December 31, 2020 is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended (the ?Rule?). As used in this Report, ?3TGs? or ?Conflict Minerals? means tin, tantalum, tungsten, and gold, and ?Covered Countries? mean

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporat

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification No.) 333 Continental Boulevard, El Segundo, California 90245-5012 (Addre

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, 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): May 26, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I.

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Quarterly Report of Mattel, Inc. a Delaware corporation (the “Company”), on Form 10-Q for the quarter ended March 31, 2021 as filed with the Securities and Exchange Commission (the “Report”), Ynon Kreiz, Chief Executive Officer, and Anthony DiS

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 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 Number 001-05647 MATTEL, IN

/s/ Ynon Kreiz

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this quarterly report on Form 10-Q of Mattel, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the pe

MATTEL REPORTS FIRST QUARTER 2021 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FIRST QUARTER 2021 FINANCIAL RESULTS ?Net Sales of $874 million, up 47% as reported, and 46% in constant currency, versus prior year ?Reported Gross Margin of 46.8%, an improvement of 380 basis points; Adjusted Gross Margin of 47.0%, an improvement of 350 basis points ?Reported Operating Income of $31 million, an improvement of $181 million; Adjusted Operat

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 22, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ? Filed by the Registrant ? Filed by a Party other than the Registrant CHECK THE APPROPRIATE BOX: ? Preliminary Proxy Statement ? Confidential, For Use of the Commission Only (as permitted by Rule 14

DEFINITIVE PROXY STATEMENT

Dear Fellow Stockholders, We hope that this letter finds you and your families safe and healthy.

- DEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALS

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ? Filed by the Registrant ? Filed by a Party other than the Registrant CHECK THE APPROPRIATE BOX: ? Preliminary Proxy Statement ? Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

Indenture, dated as of March 19, 2021, by and among the Issuer, the guarantors named therein, and U.S. Bank National Association, as Trustee, related to the Company’s 3.750% Senior Notes due 2029

Exhibit 4.2 Execution Version MATTEL, INC., as Issuer and the Guarantors party hereto 3.750% Senior Notes due 2029 INDENTURE Dated as of March 19, 2021 U.S. BANK NATIONAL ASSOCIATION, as Trustee TABLE OF CONTENTS Page ARTICLE I Definitions and Incorporation by Reference SECTION 1.1. Definitions 1 SECTION 1.2. Other Definitions 29 SECTION 1.3. Rules of Construction 30 ARTICLE II The Notes SECTION 2

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 19, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (

Indenture, dated as of March 19, 2021, by and among the Issuer, the guarantors named therein, and U.S. Bank National Association, as Trustee, related to the Company’s 3.375% Senior Notes due 2026

Exhibit 4.1 Execution Version MATTEL, INC., as Issuer and the Guarantors party hereto 3.375% Senior Notes due 2026 INDENTURE Dated as of March 19, 2021 U.S. BANK NATIONAL ASSOCIATION, as Trustee TABLE OF CONTENTS Page ARTICLE I Definitions and Incorporation by Reference SECTION 1.1. Definitions 1 SECTION 1.2. Other Definitions 29 SECTION 1.3. Rules of Construction 30 ARTICLE II The Notes SECTION 2

Fourth Amendment to Syndicated Facility Agreement, dated as of March 19, 2021, by and among the Company, each of the other borrowers and guarantors party thereto, the lenders signatory thereto and Bank of America, N.A., as Administrative Agent, Collateral Agent and Australian Security Trustee

Exhibit 10.1 [Execution Copy] FOURTH AMENDMENT TO SYNDICATED FACILITY AGREEMENT This FOURTH AMENDMENT TO SYNDICATED FACILITY AGREEMENT (this ?Agreement?), dated as of March 19, 2021, is by and among MATTEL, INC., a Delaware corporation (the ?Company?), each of the other Borrowers and Guarantors party hereto, the Lenders signatory hereto and BANK OF AMERICA, N.A., as Administrative Agent, Collatera

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 9, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): March 9, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.) (I

Mattel, Inc. Announces $1,200,000,000 Private Offering of Senior Notes

EX-99.1 2 d150334dex991.htm EX-99.1 Exhibit 99.1 Mattel, Inc. Announces $1,200,000,000 Private Offering of Senior Notes EL SEGUNDO, Calif., March 9, 2021 /PRNewswire/ — Mattel, Inc. (NASDAQ: MAT) (“Mattel” or the “Company”) announced today that it intends to offer $600,000,000 aggregate principal amount of Senior Notes due 2026 (the “2026 Notes”) and $600,000,000 aggregate principal amount of Seni

Mattel, Inc. Announces Pricing of Private Offering of Senior Notes

EX-99.1 Exhibit 99.1 Mattel, Inc. Announces Pricing of Private Offering of Senior Notes EL SEGUNDO, Calif., March 9, 2021 /PRNewswire/ — Mattel, Inc. (NASDAQ: MAT) (“Mattel” or the “Company”) announced today that it has priced the previously announced offering of $600,000,000 aggregate principal amount of 3.375% Senior Notes due 2026 (the “2026 Notes”) and $600,000,000 aggregate principal amount o

FORM GRANT AGREEMENT FOR A NON-QUALIFIED STOCK OPTION UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN

EX-10.55 9 ex1055202010-k.htm EX-10.55 EXHIBIT 10.55 FORM GRANT AGREEMENT FOR A NON-QUALIFIED STOCK OPTION UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN This is a Grant Agreement (this “Grant Agreement”) between Mattel, Inc. (“Mattel”) and the individual (the “Holder”) named in the Notice of Grant – Non-Qualified Stock Option (the “Notice”). The Notice acc

FORM OF GRANT AGREEMENT FOR A NON-QUALIFIED STOCK OPTION UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN

EX-10.56 10 ex1056202010-k.htm EX-10.56 EXHIBIT 10.56 FORM OF GRANT AGREEMENT FOR A NON-QUALIFIED STOCK OPTION UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN This is a Grant Agreement (this “Grant Agreement”) between Mattel, Inc. (“Mattel”) and the individual (the “Holder”) named in the Notice of Grant – Non-Qualified Stock Option (the “Notice”). The Notice

FORM OF GRANT AGREEMENT FOR RESTRICTED STOCK UNITS UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN

EX-10.51 6 ex1051202010-k.htm EX-10.51 EXHIBIT 10.51 FORM OF GRANT AGREEMENT FOR RESTRICTED STOCK UNITS UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN This is a Grant Agreement (this “Grant Agreement”) between Mattel, Inc. (“Mattel”) and the individual (the “Holder”) named in the Notice of Grant – Restricted Stock Units (the “Notice”). The Notice accompanyi

FORM OF GRANT AGREEMENT1 FOR LONG-TERM INCENTIVE PROGRAM PERFORMANCE-BASED RESTRICTED STOCK UNITS FOR SENIOR EXECUTIVES UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN

EXHIBIT 10.59 FORM OF GRANT AGREEMENT1 FOR LONG-TERM INCENTIVE PROGRAM PERFORMANCE-BASED RESTRICTED STOCK UNITS FOR SENIOR EXECUTIVES UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN This is a Grant Agreement (this ?Grant Agreement?) between Mattel, Inc. (?Mattel?) and the individual (the ?Holder?) named in the Notice of Grant ? Performance-Based Restricted S

February 1, 2020

EX-10.22 2 ex1022202010-k.htm EX-10.22 EXHIBIT 10.22 February 1, 2020 Roberto Jacobo Isaias Zanatta Galileo 229 PH2 Polanco Delegacion Miguel Hidalgo Mexico, CDMX Dear Roberto, Mattel HQ, Inc. (the “Company”) would like to outline the terms surrounding your transfer to Mattel Headquarters in El Segundo, California from Mexico City, Mexico in the position of Executive Vice President (“EVP”) and Chi

CERTIFICATION

EXHIBIT 31.0 CERTIFICATION I, Ynon Kreiz, certify that: 1. I have reviewed this annual report on Form 10-K of Mattel, Inc.; 2. Based on my knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to th

AMENDMENT NO. 5 to the MATTEL, INC. DEFERRED COMPENSATION AND PIP EXCESS PLAN (POST-2004)

EX-10.34 4 ex1034202010-k.htm EX-10.34 EXHIBIT 10.34 AMENDMENT NO. 5 to the MATTEL, INC. DEFERRED COMPENSATION AND PIP EXCESS PLAN (POST-2004) THIS AMENDMENT NO. 5 (this “Amendment”) is executed on October 22, 2020, by Mattel, Inc., a Delaware corporation (“Mattel”). WHEREAS, Mattel maintains the Mattel, Inc. Deferred Compensation and PIP Excess Plan (Post-2004), as it may be amended (the “Plan”),

FORM OF GRANT AGREEMENT1 FOR A NON-QUALIFIED STOCK OPTION UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN

EXHIBIT 10.53 FORM OF GRANT AGREEMENT1 FOR A NON-QUALIFIED STOCK OPTION UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN This is a Grant Agreement (this ?Grant Agreement?) between Mattel, Inc. (?Mattel?) and the individual (the ?Holder?) named in the Notice of Grant ? Non-Qualified Stock Option (the ?Notice?). The Notice accompanying this Grant Agreement is d

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.0 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (No. 333-239930, No. 333-232420, No. 333-225311, No. 333-204360, No. 333-187431, No. 333-166759, No. 333-165046, No. 333-158887, No. 333-147472, No. 333-125059, No. 333-101200, No. 333-89458, No. 333-64984, No. 333-32294, No. 333-75145

FORM OF GRANT AGREEMENT1 FOR LONG-TERM INCENTIVE PROGRAM PERFORMANCE-BASED RESTRICTED STOCK UNITS FOR SENIOR EXECUTIVES UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN

EXHIBIT 10.60 FORM OF GRANT AGREEMENT1 FOR LONG-TERM INCENTIVE PROGRAM PERFORMANCE-BASED RESTRICTED STOCK UNITS FOR SENIOR EXECUTIVES UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN This is a Grant Agreement (this ?Grant Agreement?) between Mattel, Inc. (?Mattel?) and the individual (the ?Holder?) named in the Notice of Grant ? Performance-Based Restricted S

December 5, 2020

EX-10.26 3 ex1026202010-k.htm EX-10.26 EXHIBIT 10.26 December 5, 2020 Jonathan Anschell 1196 Coldwater Drive Beverly Hills, CA 90210 Dear Jonathan, Congratulations! We are excited to invite you to join us at Mattel - where we empower the next generation to explore the wonder of childhood and reach their full potential. Mattel HQ, Inc. would like to extend you an offer of employment for the positio

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

EXHIBIT 32.0 CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the Annual Report of Mattel, Inc. a Delaware corporation (the ?Company?), on Form 10-K for the year ended December 31, 2020, as filed with the Securities and Exchange Commission (the ?Report?), Ynon Kreiz, Chairman and Chief Executive Officer, and

FORM OF GRANT AGREEMENT FOR A NON-QUALIFIED STOCK OPTION UNDER THE MATTEL, INC. 2010 EQUITY AND LONG-TERM COMPENSATION PLAN

EX-10.50 5 ex1050202010-k.htm EX-10.50 EXHIBIT 10.50 FORM OF GRANT AGREEMENT FOR A NON-QUALIFIED STOCK OPTION UNDER THE MATTEL, INC. 2010 EQUITY AND LONG-TERM COMPENSATION PLAN This is a Grant Agreement (this “Grant Agreement”) between Mattel, Inc. (“Mattel”) and the individual (the “Holder”) named in the Notice of Grant – Non-Qualified Stock Option (the “Notice”). The Notice accompanying this Gra

SUBSIDIARIES OF MATTEL, INC.

EXHIBIT 21.0 SUBSIDIARIES OF MATTEL, INC. Subsidiaries1 Jurisdiction in Which Organized Percentage of Voting Securities Owned Directly or Indirectly By Parent2 American Girl, LLC Delaware 100% American Girl Brands, LLC Delaware 100% American Girl Retail, Inc. Delaware 100% Fisher-Price, Inc. Delaware 100% HiT Entertainment, LLC Delaware 100% Mattel Asia Pacific Sourcing Limited Hong Kong 100% Matt

Annual Report - 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 December 31, 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 Number 001-05647 MATTEL, INC. (E

- S-8

As filed with the Securities and Exchange Commission on February 25, 2021 Registration No.

FORM OF GRANT AGREEMENT FOR RESTRICTED STOCK UNITS UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN

EXHIBIT 10.52 FORM OF GRANT AGREEMENT FOR RESTRICTED STOCK UNITS UNDER THE MATTEL, INC. AMENDED AND RESTATED 2010 EQUITY AND LONG-TERM COMPENSATION PLAN This is a Grant Agreement (this ?Grant Agreement?) between Mattel, Inc. (?Mattel?) and the individual (the ?Holder?) named in the Notice of Grant ? Restricted Stock Units (the ?Notice?). The Notice accompanying this Grant Agreement is deemed a par

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Mattel, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is

SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6 )* Mattel, Inc. (Name of Issuer) (Title of Class of Securities) (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement)

UNITED STATES OMB APPROVAL SECURITIES AND EXCHANGE COMMISSION OMB Number: 3235-0145 Washington, D.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Mattel, Inc Common Stock, par value $1.00 per share 577081102 December 31, 2020 SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2) Mattel, Inc (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. 5)* MATTEL, INC. (Name of Issuer) Common Stock (Title of Class of Securities) (CUSIP Number) December 31, 20

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G UNDER THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. 5)* MATTEL, INC. (Name of Issuer) Common Stock (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this S

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: Mattel Inc. Title of Class of Securities: Common Stock CUSIP Number: 577081102 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 1

Financial Statements and Exhibits, Costs Associated with Exit or Disposal Activities, 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 9, 2021 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2020 FINANCIAL RESULTS

NEWS RELEASE Exhibit 99.1 MATTEL REPORTS FOURTH QUARTER AND FULL YEAR 2020 FINANCIAL RESULTS Fourth Quarter 2020 Highlights •Net Sales of $1,626 million, up 10% as reported, and in constant currency, versus prior year •Reported Gross Margin of 51.4%, an improvement of 300 basis points; Adjusted Gross Margin of 51.4%, an improvement of 250 basis points •Reported Operating Income of $192.7 million,

FOR SECTION 13 AND 16 REPORTING OBLIGATIONS

matt20a2.htm - Generated by SEC Publisher for SEC Filing CUSIP NO. 577081102 13G Page 1 of 13 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* MATTEL, INC. (Name of Issuer) Common stock, $1.00 per share (Title of Class of Securities) 577081102 (CUSIP Number) December 31, 2020 (Date of Event Which Requi

Entry into a Material Definitive Agreement, 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): December 21, 2020 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.

Form of Indemnification Agreement.

EX-10.1 2 d32327dex101.htm EX-10.1 Exhibit 10.1 INDEMNIFICATION AGREEMENT This Indemnification Agreement (“Agreement”) is made as of , 20 by and between Mattel, Inc., a Delaware corporation (the “Company”), and (“Indemnitee”). Except as provided herein, this Agreement supersedes and replaces any and all previous Agreements between the Company and Indemnitee covering the subject matter of this Agre

Regulation FD Disclosure, 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): December 3, 2020 MATTEL, INC. (Exact name of registrant as specified in its charter) Delaware 001-05647 95-1567322 (State or other jurisdiction of incorporation) (Commission File No.)

Separation Letter Agreement, dated as of December 3, 2020, between Mattel, Inc. and Robert Normile

EX-10.1 2 d31538dex101.htm EX-10.1 Exhibit 10.1 December 3, 2020 Robert Normile c/o Mattel, Inc. 333 Continental Boulevard El Segundo, CA 90245 Dear Bob, This letter (“Letter Agreement”) memorializes our discussions with respect to your separation of employment (the “Separation”) from Mattel, Inc. (the “Company”) effective as of such date in April 2021 as shall be determined by the Company (such d

Mattel Names Jonathan Anschell Executive Vice President, Chief Legal Officer, and Secretary

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Mattel Names Jonathan Anschell Executive Vice President, Chief Legal Officer, and Secretary ● Former ViacomCBS Media Networks General Counsel brings extensive media industry and global brand expertise to Mattel EL SEGUNDO, Calif. – Dec. 8, 2020 – Mattel, Inc. (NASDAQ: MAT) today announced the appointment of Jonathan Anschell as Executive Vice President, C

LETTER

United States securities and exchange commission logo December 3, 2020 Anthony DiSilvestro Chief Financial Officer MATTEL INC /DE/ 333 Continental Boulevard El Segundo, CA 90245 Re: MATTEL INC /DE/ Form 10-K for the Year Ended December 31, 2019 Filed February 25, 2020 File No.

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United States securities and exchange commission logo December 3, 2020 Anthony DiSilvestro Chief Financial Officer MATTEL INC /DE/ 333 Continental Boulevard El Segundo, CA 90245 Re: MATTEL INC /DE/ Form 10-K for the Year Ended December 31, 2019 Filed February 25, 2020 File No.

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MATTEL, INC. December 2, 2020 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Attention: Melissa Raminpour Re: Mattel, Inc. (the “Company” or “Mattel”) Form 10-K for the Year Ended December 31, 2019, Filed February 25, 2020 Form 10-Q for the Quarter Ended September 30, 2020, Filed November 3, 2020 File No. 001-05647 Dear M

LETTER

United States securities and exchange commission logo November 18, 2020 Anthony DiSilvestro Chief Financial Officer MATTEL INC /DE/ 333 Continental Boulevard El Segundo, CA 90245 Re: MATTEL INC /DE/ Form 10-K for the Year Ended December 31, 2019 Filed February 25, 2020 Form 10-Q for the Quarter Ended September 30, 2020 Filed November 3, 2020 File No.

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United States securities and exchange commission logo November 18, 2020 Anthony DiSilvestro Chief Financial Officer MATTEL INC /DE/ 333 Continental Boulevard El Segundo, CA 90245 Re: MATTEL INC /DE/ Form 10-K for the Year Ended December 31, 2019 Filed February 25, 2020 Form 10-Q for the Quarter Ended September 30, 2020 Filed November 3, 2020 File No.

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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 Number 001-05647 MATTEL

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

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MATTEL, INC. August 4, 2020 Confidential Treatment Requested by Mattel, Inc. Pursuant to 17 C.F.R. § 200.83 For Portions of This Letter Described Below VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Attention: Melissa Raminpour Re: Mattel, Inc. (the “Company” or “Mattel”) Form 10-K for the Year Ended December 31, 2019 Fil

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