Peter H. Griffith
CIK: 0001798821
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Discretionary Trading P&L
Holdings
Transaction History (15 total)
- Oct 20, 2026MAT
MATTEL INC /DE/
Award(A)DirectRestricted Stock Units
58.9K shares- - Oct 20, 2026MAT
MATTEL INC /DE/
Award(A)DirectRestricted Stock Units
147.1K shares- - May 7, 2026AMGN
AMGEN INC
Tax Payment(F)Direct556 shares at avg. $331.11$184K - May 6, 2026AMGN
AMGEN INC
Tax Payment(F)Direct502 shares at avg. $329.59$165K - May 5, 2026AMGN
AMGEN INC
Award(A)Direct3.6K shares- - May 2, 2026AMGN
AMGEN INC
Tax Payment(F)Direct746 shares at avg. $329.82$246K - May 2, 2026AMGN
AMGEN INC
Tax Payment(F)Direct687 shares at avg. $329.82$227K - Mar 16, 2026AMGN
AMGEN INC
Tax Payment(F)Direct5.7K shares at avg. $366.21$2.1M - Mar 3, 2026AMGN
AMGEN INC
Award(A)Direct12.1K shares- - May 6, 2025AMGN
AMGEN INC
Award(A)Direct3.9K shares- - May 2, 2025AMGN
AMGEN INC
Tax Payment(F)Direct665 shares at avg. $283.78$189K - May 2, 2025AMGN
AMGEN INC
Tax Payment(F)Direct702 shares at avg. $283.78$199K - Apr 30, 2025AMGN
AMGEN INC
Tax Payment(F)Direct640 shares at avg. $288.56$185K - Mar 17, 2025AMGN
AMGEN INC
Tax Payment(F)Direct3.3K shares at avg. $313.71$1.0M - Mar 3, 2025AMGN
AMGEN INC
Award(A)Direct7.3K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 20, 2026 |  MAT MATTEL INC /DE/ | Award(A) Restricted Stock Units | 58,858 | - | - | Direct |
| Oct 20, 2026 | MAT MATTEL INC /DE/ | Award(A) Restricted Stock Units | 147,145 | - | - | Direct |
| May 7, 2026 |  AMGN AMGEN INC | Tax Payment(F) | 556 | $331.11 | $184,097 | Direct |
| May 6, 2026 | AMGN AMGEN INC | Tax Payment(F) | 502 | $329.59 | $165,454 | Direct |
| May 5, 2026 | AMGN AMGEN INC | Award(A) | 3,640 | - | $0 | Direct |
| May 2, 2026 | AMGN AMGEN INC | Tax Payment(F) | 746 | $329.82 | $246,046 | Direct |
| May 2, 2026 | AMGN AMGEN INC | Tax Payment(F) | 687 | $329.82 | $226,586 | Direct |
| Mar 16, 2026 | AMGN AMGEN INC | Tax Payment(F) | 5,748 | $366.21 | $2,104,975 | Direct |
| Mar 3, 2026 | AMGN AMGEN INC | Award(A) | 12,063 | - | $0 | Direct |
| May 6, 2025 | AMGN AMGEN INC | Award(A) | 3,919 | - | - | Direct |
| May 2, 2025 | AMGN AMGEN INC | Tax Payment(F) | 665 | $283.78 | $188,714 | Direct |
| May 2, 2025 | AMGN AMGEN INC | Tax Payment(F) | 702 | $283.78 | $199,214 | Direct |
| Apr 30, 2025 | AMGN AMGEN INC | Tax Payment(F) | 640 | $288.56 | $184,678 | Direct |
| Mar 17, 2025 | AMGN AMGEN INC | Tax Payment(F) | 3,305 | $313.71 | $1,036,812 | Direct |
| Mar 3, 2025 | AMGN AMGEN INC | Award(A) | 7,277 | - | - | Direct |
1-15 of 15 transactions
About Griffith Peter H.
Griffith Peter H. (SEC CIK 0001798821) files insider reports with the SEC as Chief Financial Officer of MATTEL INC /DE/ (MAT) and EVP & CFO of AMGEN INC (AMGN).
Signal8 holds 12 ownership filings by Griffith Peter H. (1 Form 3, 11 Form 4), filed between Mar 5, 2025 and Oct 21, 2026. Those filings report 15 transactions, from Mar 3, 2025 to Oct 20, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Griffith Peter H.'s filings is in EL SEGUNDO, CA.
Recent filings by Griffith Peter H.
- Oct 20, 2026: Grants or awards of MAT derivative securities (2 lines, Form 4, code A).
- May 7, 2026: Tax withholding of AMGN shares (Form 4, code F).
- May 6, 2026: Tax withholding of AMGN shares (Form 4, code F).
- May 5, 2026: Grant or award of AMGN shares (Form 4, code A).
- May 2, 2026: Tax withholdings of AMGN shares (2 lines, Form 4, code F).
Other insiders filing for MATTEL INC /DE/ (MAT)
- Matheson Lee, Director
- EdgePoint Investment Group Inc., Director
- Lynch Roger, Chairman & CEO
- Stanichi Roberto Seixas, Pres., Chief Mktg & Brand Ofc
- Isaias Zanatta Roberto Jacobo, EVP & Chief Supply Chain Offr
- Ruh Paul, Chief Financial Officer