TriMas Corporation (TRS) Insider Trading
Over the last 3 months, TRS insiders made 2 open-market buys and 2 sales, a net sale of -$202K (SEC Form 4). Over the last 6 months, 136 institutions increased and 144 reduced their position (13F).
Insider Activity
Sentiment
2/100
Buys (3m)
2
Sells (3m)
2
Net (3m)
-$201.6K
Insiders buying
Insider trades by month Buys Sells
May
Jun
Aug
Nov
Mar
May
Context3-month price -1.1%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 15, 2026 | Tredwell Daniel Pdirector | Buy | 62 | $40.58 |
| May 7, 2026 | Robin Jodi F.officer: General Counsel and Secretary | Sell | 3,000 | $41.09 |
| May 7, 2026 | Robin Jodi F.officer: General Counsel and Secretary | Sell | 2,000 | $41.60 |
| Apr 16, 2026 | SEDAGHAT SHAWNdirector, 10 percent owner: | Grant | 640 | $39.03 |
| Mar 23, 2026 | Finley Teresadirector | Tax | 6,192 | $34.04 |
| Mar 16, 2026 | Robin Jodi F.officer: General Counsel and Secretary | Grant | 5,422 | — |
| Mar 16, 2026 | Tredwell Daniel Pdirector | Grant | 2,853 | — |
| Mar 16, 2026 | SEDAGHAT SHAWNdirector, 10 percent owner: | Grant | 2,853 | — |
| Mar 16, 2026 | Swart Paulofficer: Chief Financial Officer | Grant | 6,849 | — |
| Mar 16, 2026 | Robin Jodi F.officer: General Counsel and Secretary | Tax | 2,388 | $35.04 |
| Mar 16, 2026 | SHAPIRA ADRIANNEdirector | Grant | 2,853 | — |
| Mar 16, 2026 | Boehne Holly Mdirector | Grant | 2,853 | — |
| Mar 16, 2026 | Finley Teresadirector | Grant | 2,853 | — |
| Mar 16, 2026 | Stanage Nick Ldirector | Grant | 2,853 | — |
| Mar 16, 2026 | Stress Jill S.officer: Chief Human Resources Officer | Tax | 1,999 | $35.04 |
| Mar 16, 2026 | Parker Herbert Kdirector | Grant | 2,853 | — |
| Mar 16, 2026 | Fielkow Jeffrey Adirector | Grant | 2,853 | — |
| Mar 12, 2026 | Stress Jill S.officer: Chief Human Resources Officer | Tax | 1,128 | $36.93 |
| Mar 12, 2026 | Robin Jodi F.officer: General Counsel and Secretary | Tax | 1,128 | $36.93 |
| Mar 9, 2026 | Tredwell Daniel Pdirector | Buy | 60 | $39.38 |
| Feb 13, 2026 | Robin Jodi F.officer: General Counsel and Secretary | Tax | 2,493 | $35.75 |
| Feb 13, 2026 | Stress Jill S.officer: Chief Human Resources Officer | Tax | 2,502 | $35.75 |
| Jan 5, 2026 | Swart Paulofficer: Chief Financial Officer | Grant | 7,052 | — |
| Nov 14, 2025 | Tredwell Daniel Pdirector | Buy | 74 | $31.94 |
| Nov 12, 2025 | Fielkow Jeffrey Adirector | Buy | 2,000 | $31.46 |
| Aug 13, 2025 | Tredwell Daniel Pdirector | Buy | 66 | $35.39 |
| Jun 25, 2025 | Snyder Thomas Jamesdirector, officer: President and CEO | Grant | 152,439 | — |
| Jun 25, 2025 | Snyder Thomas Jamesdirector, officer: President and CEO | Grant | 200,000 | $45.00 |
| Jun 25, 2025 | Snyder Thomas Jamesdirector, officer: President and CEO | Grant | 100,000 | $30.00 |
| Jun 6, 2025 | SHAPIRA ADRIANNEdirector | Buy | 4,000 | $25.82 |
Source: TRS SEC Form 4 filings, latest May 15, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their TRS positions over the last 6 months (SEC Form 13F).
Increased
136
New positions
63
Reduced
144
Sold out
76
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BANK OF AMERICA CORP /DE/ | Increased | 3.8M | May 18, 2026 |
| BANK OF AMERICA CORP /DE/ | Increased | 3.8M | Feb 3, 2026 |
| BANK OF AMERICA CORP /DE/ | Reduced | 3.8M | Feb 17, 2026 |
| VANGUARD GROUP INC | Increased | 3.6M | Jan 29, 2026 |
| ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC | Increased | 2.6M | Jan 15, 2026 |
| ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC | Reduced | 2.5M | May 5, 2026 |
| BLACKROCK, INC. | Increased | 2.5M | May 13, 2026 |
| BLACKROCK, INC. | Reduced | 2.4M | Feb 12, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 2.3M | May 7, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 2.2M | Feb 12, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 1.8M | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 1.6M | May 15, 2026 |
| JEFFERIES FINANCIAL GROUP INC. | New Position | 1.6M | Feb 9, 2026 |
| JEFFERIES FINANCIAL GROUP INC. | Reduced | 1.5M | May 8, 2026 |
| MORGAN STANLEY | Increased | 1.5M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.