(MAT)

Role: SVP & Corporate Controller
Signature: /s/ Tiffani Magri, Attorney-in-Fact for Yoon J. Hugh
Stock symbol: MAT
Transactions as of: Apr 29, 2025
Transactions value $: -$13,797
Form type: 4
Date filed: 5/1/2025, 06:27 PM
Previous filing: Apr 30, 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MAT	Common Stock	Options Exercise		+2.45K	+9.93%		27.1K	Apr 29, 2025	Direct	F1
transaction	MAT	Common Stock	Tax liability	-$13.8K	-876	-3.23%	$15.75	26.2K	Apr 29, 2025	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MAT	Restricted Stock Units	Options Exercise	$0	-2.45K	-100%	$0.00	0	Apr 29, 2025	Common Stock	2.45K		Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	As reported on a Form 4 dated April 29, 2022 and filed on May 3, 2022, the Reporting Person received a grant of 7,199 Restricted Stock Units ("RSUs" or "Units") on April 29, 2022. The RSUs vested as to (a) 33% of the Units granted on the first anniversary of the date of grant, (b) an additional 33% of the Units granted on the second anniversary of the date of grant, and (c) the remaining 34% of the Units granted on the third anniversary of the date of grant. On each vesting date, for each Unit vesting on such date, the Reporting Person received one share of Mattel, Inc. Common Stock, subject to tax withholding. On April 29, 2025, the final 34% of these RSUs vested, resulting in the issuance of 2,448 shares of Mattel, Inc. Common Stock.
F2	Pursuant to the terms of the April 29, 2022 RSU grant, 876 shares of Mattel, Inc. Common Stock were automatically withheld at vesting to cover required tax withholding.

Content

As reported on a Form 4 dated April 29, 2022 and filed on May 3, 2022, the Reporting Person received a grant of 7,199 Restricted Stock Units ("RSUs" or "Units") on April 29, 2022. The RSUs vested as to (a) 33% of the Units granted on the first anniversary of the date of grant, (b) an additional 33% of the Units granted on the second anniversary of the date of grant, and (c) the remaining 34% of the Units granted on the third anniversary of the date of grant. On each vesting date, for each Unit vesting on such date, the Reporting Person received one share of Mattel, Inc. Common Stock, subject to tax withholding. On April 29, 2025, the final 34% of these RSUs vested, resulting in the issuance of 2,448 shares of Mattel, Inc. Common Stock.

Pursuant to the terms of the April 29, 2022 RSU grant, 876 shares of Mattel, Inc. Common Stock were automatically withheld at vesting to cover required tax withholding.