MATTEL INC /DE/ — Director's Dealing 2021

May 4, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MATTEL INC /DE/ (MAT)
CIK: 0000063276
Period of Report: 2021-04-30

Reporting Person: Hugh Yoon J. (SVP & Corporate Controller)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-04-30	Common Stock	M	2030	—	Acquired	5740	Direct
2021-04-30	Common Stock	F	702	$21.46	Disposed	5038	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-04-30	Restricted Stock Units	$	M	2030	Disposed		Common Stock (2030.0)	Direct

Footnotes

F1: As reported on a Form 4 dated April 30, 2019 and filed on May 2, 2019, the Reporting Person received a grant of 6,153 Restricted Stock Units ("RSUs" or "Units") on April 30, 2019. The 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, subject to tax withholding. On April 30, 2021, the second 33% of these RSUs vested, resulting in the issuance of 2,030 shares of Mattel, Inc. Common Stock.

F2: Pursuant to the terms of the April 30, 2019 RSU grant, 702 shares of Mattel, Inc. Common Stock were automatically withheld at vesting to cover required tax withholding.