InsiderTrades

Form 4 for MAT MATTEL INC /DE/

Accepted 2026-05-19 17:26:46 ET · period of report 2026-05-15 · accession 0001749229-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-05-19 17:26 2026-05-15 MAT Cisneros Adriana Dir M - OptEx — +8,594 37.7K +30% —
D 2026-05-19 17:26 2026-05-15 MAT Cisneros Adriana Dir M - OptEx $0.00 -8,594 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-15 M A 8,594 — 37,669 D — — (F1) As reported on a Form 4 dated May 15, 2023 and filed on May 17, 2023, the Reporting Person received a grant of 8,594 Restricted Stock Units ("RSUs") on May 15, 2023. The RSUs were fully vested on the grant date and are settled on the third anniversary of the grant date. On May 15, 2026, 100% of these RSUs were settled, resulting in the issuance of 8,594 shares of Mattel Common Stock.
2 Derivative Restricted Stock Units 2026-05-15 M D 8,594 $0.00 0 D — · — to — 8,594 Common Stock (F1) As reported on a Form 4 dated May 15, 2023 and filed on May 17, 2023, the Reporting Person received a grant of 8,594 Restricted Stock Units ("RSUs") on May 15, 2023. The RSUs were fully vested on the grant date and are settled on the third anniversary of the grant date. On May 15, 2026, 100% of these RSUs were settled, resulting in the issuance of 8,594 shares of Mattel Common Stock. (F1) As reported on a Form 4 dated May 15, 2023 and filed on May 17, 2023, the Reporting Person received a grant of 8,594 Restricted Stock Units ("RSUs") on May 15, 2023. The RSUs were fully vested on the grant date and are settled on the third anniversary of the grant date. On May 15, 2026, 100% of these RSUs were settled, resulting in the issuance of 8,594 shares of Mattel Common Stock. (F1) As reported on a Form 4 dated May 15, 2023 and filed on May 17, 2023, the Reporting Person received a grant of 8,594 Restricted Stock Units ("RSUs") on May 15, 2023. The RSUs were fully vested on the grant date and are settled on the third anniversary of the grant date. On May 15, 2026, 100% of these RSUs were settled, resulting in the issuance of 8,594 shares of Mattel Common Stock.