Form4insider filings, from the source

Company · CIK 0000842633 · SIC 3460 — Metal Forgings & Stampings · Nasdaq

TRIMAS CORP · TRS

Insider activity reported against this company. All insider holders · Files at: HZN. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market activity at this companybuys $2,524 · 1sales $675k · 1net −$673k
$10k$10k$100k$100k$1M$1MbuyssalesMar 28Apr 27May 28Jun 28Jul 28Aug 28Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Aug 12, 2026 PForm 4 →Aug 14, 4:30 pm EDTDaniel P TredwellDirector64$39.63$2,52463,522+0.10%
Jul 14, 2026 AForm 4 →Jul 16, 4:46 pm EDTShawn Sedaghat +1Director, 10% Owner615$40.64$24,9944,178,915—
Jun 30, 2026 SForm 4 →Jul 1, 4:34 pm EDTHerbert K ParkerDirector15,000$45.03$675,46557,762−20.6%10b5-1
Jun 24, 2026 FForm 4 →Jun 25, 4:36 pm EDTThomas James SnyderPresident and CEO, Director22,155$43.60$965,958130,284—

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.

Filed by this entity as an insider elsewhere — common stock

No reported common-stock activity in this period.

Filed by this entity as an insider elsewhere — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.