(MAT)

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	Award	$0	+22.3K	+119.46%	$0.00	40.9K	Aug 2, 2021	Common Stock	22.3K		Direct	F1, F2
transaction	MAT	Employee Stock Option - Right to Buy	Award	$0	+17.3K	+39.24%	$0.00	61.3K	Aug 2, 2021	Common Stock	17.3K	$21.91	Direct	F3

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

Id	Content
F1	The Restricted Stock Units ("RSUs" or "Units") were granted on August 2, 2021 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).
F2	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 (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.
F3	The option was granted on August 2, 2021 pursuant to the Plan. The option vests and becomes exercisable with regard to (a) 33% of the shares granted on the first anniversary of the date of grant, (b) an additional 33% of the shares granted on the second anniversary of the date of grant, and (c) the remaining 34% of the shares granted on the third anniversary of the date of grant.