SEC Form 4 · accession 0002148131-26-000004

· MAT

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — Pres., Chief Mktg & Brand Ofc

Period of report

Jul 31, 2026

Accepted (ET)

Aug 4, 2026 · 5:53 pm EDT

Rule 10b5-1 plan

box not checked

Issuer CIK

0000063276

Table I — non-derivative securities

No Table I lines on this filing.

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Restricted Stock Units^F1,F2	—	Jul 31, 2026	A	62,956	A	—	—	Common Stock	62,956	62,956	D
Restricted Stock Units^F1,F3	—	Jul 31, 2026	A	132,538	A	—	—	Common Stock	132,538	132,538	D

F1The Restricted Stock Units ("RSUs" or "Units") were granted on July 31, 2026 pursuant to the Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan, as amended (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).
F2The RSUs vest 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 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.
F3The RSUs vest as to 50% of the Units granted on the first anniversary of the date of grant and as to the remaining 50% of the Units granted on the second anniversary of the date of grant. 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.