List of insiders holdings for TRIMAS CORP:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | SEDAGHAT SHAWN Trend International Holding AG Director 10% Owner | 2025-05-23 17:59:19 | 4,174,807 1,883,758 | 6,058,565 | Form 4 |
| 2 | HEARTLAND INDUSTRIAL ASSOCIATES LLC TriMas Investment Fund I LLC Metaldyne Investment Fund I LLC Metaldyne Investment Fund II LLC HIP Side-by-Side Partners LP TriMas Investment Fund II LLC 10% Owner | 2013-07-08 16:59:57 | 2,144,970 0 | 2,144,970 | Form 13G |
| 3 | HEARTLAND INDUSTRIAL ASSOCIATES LLC HIP INVESTMENT HOLDINGS I LLC 10% Owner | 2013-07-08 16:59:57 | 2,144,970 0 | 2,144,970 | Form 13G |
| 4 | HEARTLAND INDUSTRIAL ASSOCIATES LLC See Footnote 1 10% Owner | 2013-07-08 16:59:57 | 2,144,970 0 | 2,144,970 | Form 13G |
| 5 | MASCO CORP Masco Capital CORP 10% Owner | 2011-03-04 13:53:46 | 1,516,007 0 | 1,516,007 | Form 13G |
| 6 | Snyder Thomas James President and CEO | 2025-06-25 18:30:36 | 1,052,439 0 | 1,052,439 | Form 4 |
| 7 | Wathen David M President and CEO | 2016-03-07 13:08:32 | 620,163 0 | 620,163 | Form 4 |
| 8 | AMATO THOMAS A President and CEO | 2025-03-18 16:09:13 | 332,567 0 | 332,567 | Form 4 |
| 9 | BEARD GRANT H former President and CEO | 2009-02-17 16:55:06 | 0 166,082 | 166,082 | Form 4 |
| 10 | MILLER EUGENE A Director | 2020-04-03 16:31:02 | 101,532 0 | 101,532 | Form 4 |
| 11 | Finley Teresa Interim CFO | 2025-03-24 18:36:30 | 78,491 0 | 78,491 | Form 4 |
| 12 | Parker Herbert K Director | 2025-03-18 16:21:16 | 69,909 0 | 69,909 | Form 4 |
| 13 | Zeffiro A Mark Executive Vice President & CFO | 2014-10-31 17:45:26 | 5,251 62,815 | 68,066 | Form 4 |
| 14 | Tredwell Daniel P Director | 2025-11-14 16:41:40 | 60,483 7,500 | 67,983 | Form 4 |
| 15 | Gabrys Richard Marcel Director | 2019-05-03 16:31:04 | 66,200 0 | 66,200 | Form 4 |
| 16 | Zalupski Robert J Chief Financial Officer | 2021-03-15 20:14:08 | 62,419 0 | 62,419 | Form 4 |
| 17 | Stanage Nick L Director | 2025-03-18 16:18:32 | 51,000 0 | 51,000 | Form 4 |
| 18 | Stress Jill S. Chief Human Resources Officer | 2025-03-18 16:10:16 | 29,619 15,933 | 45,552 | Form 4 |
| 19 | Mell Scott A Chief Financial Officer | 2025-03-18 16:12:07 | 44,642 0 | 44,642 | Form 4 |
| 20 | COHEN MARSHALL A Director | 2016-01-05 14:46:56 | 43,770 0 | 43,770 | Form 4 |
| 21 | Robin Jodi F. General Counsel and Secretary | 2025-03-18 16:11:16 | 39,778 0 | 39,778 | Form 4 |
| 22 | Hindman Colin E Vice President Human Resources | 2016-03-07 13:06:36 | 34,145 0 | 34,145 | Form 4 |
| 23 | Boehne Holly M Director | 2025-03-18 16:19:43 | 29,493 0 | 29,493 | Form 4 |
| 24 | Brooks Lynn A President - Packaging Systems | 2014-05-28 17:32:35 | 29,283 0 | 29,283 | Form 4 |
| 25 | Salik Fabio Leandro Matheus President, TriMas Packaging | 2023-08-02 19:04:18 | 28,245 0 | 28,245 | Form 4 |
| 26 | Swart Paul Chief Accounting Officer | 2023-07-31 16:21:21 | 0 26,749 | 26,749 | Form 4 |
| 27 | Benson Thomas M President Cequent Performance | 2014-12-29 16:03:47 | 0 25,790 | 25,790 | Form 4 |
| 28 | Gougarty Nancy Director | 2019-05-21 17:22:43 | 24,403 0 | 24,403 | Form 4 |
| 29 | BECKER CHARLES E Director | 2009-03-11 21:06:39 | 24,000 0 | 24,000 | Form 4 |
| 30 | Schwartz Edward L former Executive VP | 2009-03-12 16:57:32 | 20,683 0 | 20,683 | Form 4 |
| 31 | GREENE JEFFREY M Director | 2025-03-18 16:22:17 | 20,628 0 | 20,628 | Form 4 |
| 32 | Sherbin Joshua A Senior Vice Pres & Gen Counsel | 2021-03-08 14:09:04 | 19,829 0 | 19,829 | Form 4 |
| 33 | Fielkow Jeffrey A Director | 2025-11-12 16:51:45 | 17,653 1000 | 18,653 | Form 4 |
| 34 | Valenti Samuel III Chairman | 2024-03-15 17:07:01 | 15,661 0 | 15,661 | Form 4 |
| 35 | Paulsen Jeffrey B former Presid. Energy/Indust. | 2008-09-25 16:55:14 | 12,361 0 | 12,361 | Form 4 |
| 36 | Schaefer John Philip President, TriMas Aerospace | 2022-06-09 16:31:59 | 11,087 0 | 11,087 | Form 4 |
| 37 | Autry Elvin R Jr former Chief Financial Officer | 2008-09-25 16:54:15 | 10,463 0 | 10,463 | Form 4 |
| 38 | SHAPIRA ADRIANNE Director | 2025-06-06 16:21:06 | 8,476 0 | 8,476 | Form 4 |
| 39 | CAMPBELL BRIAN P Director | 2007-12-03 17:33:17 | 2,000 0 | 2,000 | Form 4 |
| 40 | Newcom Dwayne M former VP Human Resources | 2008-09-25 16:54:53 | 1,944 0 | 1,944 | Form 4 |