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)
DateInsiderTypeSharesPrice
May 15, 2026Tredwell Daniel PdirectorBuy62$40.58
May 7, 2026Robin Jodi F.officer: General Counsel and SecretarySell3,000$41.09
May 7, 2026Robin Jodi F.officer: General Counsel and SecretarySell2,000$41.60
Apr 16, 2026SEDAGHAT SHAWNdirector, 10 percent owner: Grant640$39.03
Mar 23, 2026Finley TeresadirectorTax6,192$34.04
Mar 16, 2026Robin Jodi F.officer: General Counsel and SecretaryGrant5,422
Mar 16, 2026Tredwell Daniel PdirectorGrant2,853
Mar 16, 2026SEDAGHAT SHAWNdirector, 10 percent owner: Grant2,853
Mar 16, 2026Swart Paulofficer: Chief Financial OfficerGrant6,849
Mar 16, 2026Robin Jodi F.officer: General Counsel and SecretaryTax2,388$35.04
Mar 16, 2026SHAPIRA ADRIANNEdirectorGrant2,853
Mar 16, 2026Boehne Holly MdirectorGrant2,853
Mar 16, 2026Finley TeresadirectorGrant2,853
Mar 16, 2026Stanage Nick LdirectorGrant2,853
Mar 16, 2026Stress Jill S.officer: Chief Human Resources OfficerTax1,999$35.04
Mar 16, 2026Parker Herbert KdirectorGrant2,853
Mar 16, 2026Fielkow Jeffrey AdirectorGrant2,853
Mar 12, 2026Stress Jill S.officer: Chief Human Resources OfficerTax1,128$36.93
Mar 12, 2026Robin Jodi F.officer: General Counsel and SecretaryTax1,128$36.93
Mar 9, 2026Tredwell Daniel PdirectorBuy60$39.38
Feb 13, 2026Robin Jodi F.officer: General Counsel and SecretaryTax2,493$35.75
Feb 13, 2026Stress Jill S.officer: Chief Human Resources OfficerTax2,502$35.75
Jan 5, 2026Swart Paulofficer: Chief Financial OfficerGrant7,052
Nov 14, 2025Tredwell Daniel PdirectorBuy74$31.94
Nov 12, 2025Fielkow Jeffrey AdirectorBuy2,000$31.46
Aug 13, 2025Tredwell Daniel PdirectorBuy66$35.39
Jun 25, 2025Snyder Thomas Jamesdirector, officer: President and CEOGrant152,439
Jun 25, 2025Snyder Thomas Jamesdirector, officer: President and CEOGrant200,000$45.00
Jun 25, 2025Snyder Thomas Jamesdirector, officer: President and CEOGrant100,000$30.00
Jun 6, 2025SHAPIRA ADRIANNEdirectorBuy4,000$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
InstitutionActionSharesFiled
BANK OF AMERICA CORP /DE/Increased3.8MMay 18, 2026
BANK OF AMERICA CORP /DE/Increased3.8MFeb 3, 2026
BANK OF AMERICA CORP /DE/Reduced3.8MFeb 17, 2026
VANGUARD GROUP INCIncreased3.6MJan 29, 2026
ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLCIncreased2.6MJan 15, 2026
ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLCReduced2.5MMay 5, 2026
BLACKROCK, INC.Increased2.5MMay 13, 2026
BLACKROCK, INC.Reduced2.4MFeb 12, 2026
DIMENSIONAL FUND ADVISORS LPIncreased2.3MMay 7, 2026
DIMENSIONAL FUND ADVISORS LPReduced2.2MFeb 12, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position1.8MMay 8, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position1.6MMay 15, 2026
JEFFERIES FINANCIAL GROUP INC.New Position1.6MFeb 9, 2026
JEFFERIES FINANCIAL GROUP INC.Reduced1.5MMay 8, 2026
MORGAN STANLEYIncreased1.5MMay 15, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.