Every Form 4 that Trimas Corp (TRS) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow TRS and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full TRS filings page.
TriMas Corp director Daniel P. Tredwell purchased 63.692 shares of common stock on August 12, 2026 in an open-market or private transaction at a weighted average price of $39.631 per share. Following this trade, he directly holds 63,521.625 shares, plus 7,500 shares held indirectly by his spouse.
SEDAGHAT SHAWN reported acquisition or exercise transactions in this Form 4 filing.
TriMas Corp director and 10% owner Shawn Sedaghat reported a grant of 615 shares of Common Stock at $40.64 per share. After this award, 4,178,915 shares are reported as directly held, including 4,170,667 held by Trend International Holding AG and 8,248 Director Shares held by Sedaghat personally, and 1,883,758 shares are held indirectly through Swan Family Office, LLC, with each party disclaiming beneficial ownership except for any pecuniary interest.
TriMas Corp director Herbert K. Parker sold shares in a pre-planned trade. On the reported date, he executed an open-market sale of 15,000 shares of TriMas common stock at a weighted average price of $45.031 per share, through multiple trades between $45.000 and $45.120.
After this transaction, Parker directly holds 57,762 TriMas shares. The filing notes that these sales were carried out under a Rule 10b5-1 trading plan adopted on March 5, 2026, indicating they were pre-scheduled rather than opportunistic.
TriMas Corp President and CEO Thomas James Snyder reported a tax-related share disposition. On this Form 4, 22,155 shares of common stock were delivered at $43.6000 per share to satisfy tax obligations, classified as a tax-withholding disposition rather than an open-market sale. Following the transaction, Snyder directly holds 130,284 shares of TriMas common stock.
TriMas Corp director Daniel P. Tredwell reported a small open-market purchase of the company’s common stock. On May 13, 2026, he bought 62.142 shares at $40.58 per share, a total outlay of roughly $2,500.
Following this transaction, Tredwell directly owns 63,457.933 shares of TriMas common stock. In addition, the filing shows 7,500 shares held indirectly by his spouse, reported as indirect ownership. The filing does not show any derivative securities, so this update focuses solely on common stock holdings.
TRIMAS CORP General Counsel Jodi F. Robin reported selling common stock in two open-market transactions. She sold 3,000 shares of Common Stock on May 5 at $41.095 per share and 2,000 shares on May 7 at $41.605 per share. After these sales, she directly holds 34,191 shares.
SEDAGHAT SHAWN reported acquisition or exercise transactions in this Form 4 filing.
TRIMAS CORP director Shawn Sedaghat received a grant of 640 shares of Common Stock at $39.03 per share. After this compensation-related award, a total of 4,178,300 shares are reported as directly held, combining 7,633 Director Shares held by Mr. Sedaghat and 4,170,667 shares held by Trend International Holding AG, with both parties disclaiming beneficial ownership beyond any pecuniary interest. An additional 1,883,758 shares are reported as indirectly held through Swan Family Office, LLC, where Mr. Sedaghat serves as Managing Member.
TRIMAS CORP director Teresa Finley reported a routine tax-related share disposition. On this Form 4, 6,192 shares of Common Stock were withheld at $34.04 per share to cover tax obligations. After this non-market transaction, she directly owns 75,152.301 shares.
TRIMAS CORP director and 10% owner Shawn Sedaghat received a grant of 2,853 shares of Common Stock as a compensation award. The shares were acquired at a price of $0.00 per share, bringing his directly held position to 4,177,660 shares.
The filing also reports 1,883,758 shares held indirectly through Swan Family Office, LLC, an entity for which Sedaghat is the managing member. Footnotes clarify that Trend International Holding AG and related parties disclaim beneficial ownership beyond any pecuniary interest.
Swart Paul reported acquisition or exercise transactions in this Form 4 filing.
TriMas Corp Chief Financial Officer Paul Swart received a stock grant of 6,849 shares of Common Stock. The award was recorded at a price of $0.00 per share, indicating it was a grant or award rather than an open-market purchase. Following this transaction, Swart directly holds 14,881 shares of TriMas common stock.
TRIMAS CORP reported a routine equity compensation event for its General Counsel and Secretary, Jodi F. Robin. She received a grant of 5,422 shares of common stock at no cost, then had 2,388 shares withheld at a price of $35.04 per share to cover tax obligations. After these transactions, she directly holds 39,191 shares of common stock, showing that the net effect was an increase in her ownership rather than an open-market trade.
TRIMAS CORP Chief Human Resources Officer Jill S. Stress reported a tax-related share withholding. On March 14, 2026, 1,999 shares of common stock were disposed of at $35.04 per share to satisfy a tax liability by delivering securities. After this transaction, she directly owned 23,990 shares of TriMas common stock.
The filing also reports indirect ownership of 15,933 shares of common stock held through the Jill S. Stress Revocable Trust dated July 27, 2022, providing additional context on her total reported stake in the company.
Fielkow Jeffrey A reported acquisition or exercise transactions in this Form 4 filing.
TRIMAS CORP director Jeffrey A. Fielkow received a grant of 2,853 shares of Common Stock as an equity award. The shares were awarded at no cash cost on March 14, 2026, increasing his directly held stake to 20,506 shares. In addition, 1,000 shares are reported as indirectly owned by his spouse.
SHAPIRA ADRIANNE reported acquisition or exercise transactions in this Form 4 filing.
TRIMAS CORP director Adrianne Shapira received a stock award of 2,853 shares of Common Stock. The grant was recorded at a price of $0.00 per share, indicating a compensation-related award rather than an open-market purchase. Following this grant, Shapira directly holds 11,329 common shares of TriMas.
TRIMAS CORP director Parker Herbert K received a grant of 2,853 shares of Common Stock, increasing his direct holdings to 72,762 shares. The shares were acquired at a stated price of $0.00 per share, indicating a stock award rather than an open-market purchase or sale.
Boehne Holly M reported acquisition or exercise transactions in this Form 4 filing.
TriMas Corp director Holly M. Boehne received a stock award of 2,853 common shares. The shares were granted at no cash cost to her and represent additional equity compensation rather than an open-market purchase. Following this award, she directly owns 32,346 TriMas common shares.
Stanage Nick L reported acquisition or exercise transactions in this Form 4 filing.
TRIMAS CORP director Nick L. Stanage received a stock award of 2,853 shares of common stock. The shares were granted at no cash cost to him, reflecting equity-based compensation rather than a market purchase. Following this award, his direct holdings increased to 53,853 TriMas shares.
Tredwell Daniel P reported acquisition or exercise transactions in this Form 4 filing.
TriMas Corp director Daniel P. Tredwell received a stock grant of 2,853 shares of Common Stock as a compensation award, recorded at a price of $0.0000 per share. After this award, he directly holds 63,395.791 shares. The filing also notes an indirect holding of 7,500 shares attributed to his spouse, reflecting additional family ownership reported for transparency rather than a new market trade.
Finley Teresa reported acquisition or exercise transactions in this Form 4 filing.
TRIMAS CORP director Teresa Finley received a stock award of 2,853 shares of common stock, recorded at a price of $0.00 per share, indicating a grant rather than an open-market purchase. Following this award, she directly holds a total of 81,344.301 shares of TRIMAS CORP common stock.
TRIMAS CORP General Counsel and Secretary Jodi F. Robin reported a routine tax-related share disposition. On the transaction date, 1,128 shares of Common Stock were withheld at a price of $36.93 per share to cover tax obligations. After this non-market transaction, Robin directly owned 36,157 shares.
TRIMAS CORP Chief Human Resources Officer Jill S. Stress reported a routine tax-related share disposition. On March 11, 2026, 1,128 shares of Common Stock were withheld at $36.93 per share to cover tax liabilities, not sold in the open market.
After this transaction, she directly holds 25,989 shares. An additional 15,933 shares are held indirectly through the Jill S. Stress Revocable Trust dated July 27, 2022, reflecting continued equity exposure to TRIMAS CORP.
TriMas Corporation director Daniel P. Tredwell reported an open-market purchase of 59.769 shares of TriMas common stock. The shares were bought on a weighted average price basis at $39.3800 per share, in multiple transactions ranging from $39.38 to $39.381.
Following this purchase, Tredwell directly owned 60,542.791 common shares. The filing also reports indirect ownership of 7,500.0000 common shares held by his spouse.
Robin Jodi F. reported disposition transactions in a Form 4 filing for TRS. The filing lists transactions totaling 2,493 shares at a weighted average price of $35.75 per share. Following the reported transactions, holdings were 37,285 shares.
Stress Jill S. reported disposition transactions in a Form 4 filing for TRS. The filing lists transactions totaling 2,502 shares at a weighted average price of $35.75 per share. Following the reported transactions, holdings were 27,117 shares.
TriMas (TRS): Director transaction reported. A director purchased 73.598 shares of common stock on 11/12/2025 (deemed execution 11/13/2025) at $31.941 per share. Following the trade, the director beneficially owns 60,483.022 shares directly, plus 7,500 shares indirectly held by spouse.
TriMas (TRS) director reported an open‑market purchase of the company’s common stock. On 11/11/2025, the insider bought 2,000 shares at a weighted average price of $31.46 (with individual trades ranging from $31.44 to $31.48).
Following the transaction, the insider beneficially owns 17,653 shares directly. An additional 1,000 shares are held indirectly by the insider’s spouse.