Grant4

MATTEL INC /DE/

Total Value

$3.9M

Filing Date

Oct 14, 2026

1 transaction

Trade Summary

On Oct 12, 2026, Lynch Roger, Chairman & CEO, Director, reported $3.9M of MATTEL INC /DE/ (MAT) across 1 transaction. The filing covers Common Stock and reflects balanced net activity of $0. Reported prices ranged from $16.76. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.

Insider Information

Name: Lynch Roger
Role: Chairman & CEO, Director
Location: EL SEGUNDO, CA

Filing Details

Filing Date: Oct 14, 2026
Transaction Date: Oct 12, 2026
Accession Number: 0001476295-26-000006
Form Type: 4

Non-Derivative Transactions

Date	Security	Shares	Price	Type	Value
Oct 12, 2026	Common Stock	461,538	—	Grant/Award	—
Oct 12, 2026	Common Stock	234,831	$16.76	Tax Withholding	$3.9M

Derivative Transactions

Date	Security	Shares	Exercise Price	Type	Value
Oct 12, 2026	MAT derivative	307,692	—	Grant/Award	—

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Footnotes

(F1)On October 12, 2026, the Reporting Person was granted a Make-Whole Award of 461,538 Restricted Stock Units ("RSUs" or "Units") pursuant to the Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan, as amended (the "Plan"). The RSUs vested immediately upon grant, and each Unit was settled for one share of Mattel, Inc. Common Stock on the grant date.
(F2)Pursuant to the terms of the October 12, 2026 Make-Whole Award, 234,831 shares of Mattel, Inc. Common Stock were automatically withheld at vesting to cover required tax withholding.
(F3)On October 12, 2026, the Reporting Person was granted 307,692 Annual RSUs pursuant to the Plan. Each Unit represents a contingent right to receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of such share).
(F4)The Annual RSUs vest as to (a) 33% of the Units on May 1, 2027, (b) an additional 33% of the Units on May 1, 2028, and (c) the remaining 34% of the Units on May 1, 2029. On each vesting date, for each Unit vesting on such date, the Reporting Person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lynch Roger

(Last)

(First)

(Middle)

333 CONTINENTAL BOULEVARD

(Street)

EL SEGUNDO

90245

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
MATTEL INC /DE/ [ MAT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chairman & CEO

3. Date of Earliest Transaction (Month/Day/Year)
10/12/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	10/12/2026		A		461,538	A	⁽¹⁾	492,322	D
Common Stock	10/12/2026		F		234,831⁽²⁾	D	$16.76	257,491	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽³⁾	10/12/2026		A		307,692		⁽⁴⁾	⁽⁴⁾	Common Stock	307,692	$0	307,692	D

Explanation of Responses:

1. On October 12, 2026, the Reporting Person was granted a Make-Whole Award of 461,538 Restricted Stock Units ("RSUs" or "Units") pursuant to the Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan, as amended (the "Plan"). The RSUs vested immediately upon grant, and each Unit was settled for one share of Mattel, Inc. Common Stock on the grant date.

2. Pursuant to the terms of the October 12, 2026 Make-Whole Award, 234,831 shares of Mattel, Inc. Common Stock were automatically withheld at vesting to cover required tax withholding.

3. On October 12, 2026, the Reporting Person was granted 307,692 Annual RSUs pursuant to the Plan. Each Unit represents a contingent right to receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of such share).

4. The Annual RSUs vest as to (a) 33% of the Units on May 1, 2027, (b) an additional 33% of the Units on May 1, 2028, and (c) the remaining 34% of the Units on May 1, 2029. On each vesting date, for each Unit vesting on such date, the Reporting Person will receive one share of Mattel, Inc. Common Stock (or, at the election of Mattel, Inc., a cash amount equal to the fair market value of one share of Common Stock on the date of vesting), subject to tax withholding.

Remarks:

	/s/ Tiffani Magri, Attorney-in-Fact for Roger Lynch	10/14/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Form 4 as rendered by the SEC from accession 0001476295-26-000006.

MATTEL INC /DE/

Trade Summary

Company Information

Insider Information

Filing Details

Non-Derivative Transactions

Derivative Transactions

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Footnotes

SEC Form 4

SEC Filing

SEC Form 4