Trimas Corporation (TRS)
METAL FORGINGS & STAMPINGS
Trimas Corporation (TRS) is listed on Nasdaq, where it has traded since May 18, 2007.
- Listed On
- Nasdaq
- Listed Since
- May 18, 2007
- Employees
- 3,700
- Market Cap
- $1.4B
About Trimas Corporation
TriMas Corp designs, develops and manufactures a diverse set of products for the consumer products, and industrial markets . The company operates through two segments namely: The packaging segment manufactures and distributes closure and dispensing systems. The specialty product segment manufactures and distributes steel cylinders, wellhead engines, compression systems, industrial sealing, and fasteners. The packaging segment generates majority of its revenue.
Institutional ownership
In 13F filings for the quarter ended June 30, 2026, 200 institutions reported holding TRS, with 29.7 million shares worth $1.3 billion in aggregate. The largest reported holder was Vanguard, with 3.3 million shares worth $149.7 million. Of the 5 largest holders listed below, 2 added shares and 3 reduced their positions during the quarter.
| Institution | Shares | Value | Quarter change |
|---|---|---|---|
| Vanguard | 3,324,244 | $150M | Reduced 8.12% |
| BlackRock | 2,530,345 | $114M | Added 1.33% |
| Dimensional Fund Advisors | 2,259,471 | $102M | Reduced 0.02% |
| Allspring Global Investments Holdings | 1,904,393 | $82M | Reduced 24.13% |
| Advisory Research | 1,211,587 | $55M | Added 8.21% |
Form 13F is a quarterly report that institutional investment managers with at least $100 million in qualifying securities file with the SEC. It lists long positions as of the last day of the quarter and is due within 45 days of quarter end, so these holdings describe that date rather than today.
Frequently asked questions
What is TRS?
Trimas Corporation (TRS) is listed on Nasdaq, where it has traded since May 18, 2007.
Who are the largest institutional holders of TRS?
In 13F filings for the quarter ended June 30, 2026, the largest reported holders of TRS were Vanguard, BlackRock and Dimensional Fund Advisors.
How many institutions own TRS?
200 institutions reported a position in TRS for the quarter ended June 30, 2026, worth $1.3 billion in total.
Did institutions buy or sell TRS last quarter?
Of the 5 largest reported holders, 2 added shares and 3 reduced their positions during the quarter. Every reported holder and its change is on the SentiSense ownership page for TRS.
Every reported institutional holder, plus insider and congressional trades in TRS, on SentiSense.