SEC Form 3 · accession 0002148131-26-000003
MATTEL INC /DE/ · MAT
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Roberto Seixas Stanichi
Officer — Pres., Chief Mktg & Brand Ofc
Period of report
Jul 29, 2026
Accepted (ET)
Aug 4, 2026 · 5:52 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000063276
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | holding | — | — | — | 45,929 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock Units - Granted 04/25/2024F2,F1 | — | holding | — | — | — | — | — | Common Stock | 8,345 | — | D |
| Restricted Stock Units - Granted 04/30/2024F2,F1 | — | holding | — | — | — | — | — | Common Stock | 5,568 | — | D |
| Restricted Stock Units - Granted 04/30/2025F2,F1 | — | holding | — | — | — | — | — | Common Stock | 10,542 | — | D |
| Restricted Stock Units - Granted 05/07/2025F2,F1 | — | holding | — | — | — | — | — | Common Stock | 15,376 | — | D |
| Restricted Stock Units - Granted 09/30/2025F2,F1 | — | holding | — | — | — | — | — | Common Stock | 5,199 | — | D |
| Restricted Stock Units - Granted 05/01/2026F2,F1 | — | holding | — | — | — | — | — | Common Stock | 36,839 | — | D |
Explanation of responses
- F1The Restricted Stock Units (the "RSUs" or "Units") 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.
- F2The RSUs were granted pursuant to the Mattel, Inc. Amended and Restated 2010 Equity and Long-Term Compensation Plan, as amended. 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).
Remarks
Exhibit 24 - Power of Attorney