TriMas (TRS)

Aarts Packaging B.V. • Allfast Fastening Systems, LLC • Arrow Engine Company • Haining Rieke Packaging Systems Co., Ltd. • Intertech Medical, LLC • Intertech Plastics, LLC • Mac Fasteners, Inc. • Martinic Engineering, Inc. • Monogram Aerospace Fasteners, Inc. • Norris Cylinder Company ...

IRS number

382687639

TRS stock data

1M 3M 6M 1Y

Latest filings (excl ownership)

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8-K

Trimas Announces New Chief Financial Officer

4 Dec 25

8-K

Trimas Enters into Agreement to Sell Trimas Aerospace for $1.45 Billion

28 Oct 25

Trimas Reports Third Quarter 2025 Results

29 Jul 25

Trimas Reports Second Quarter 2025 Results

29 Jul 25

S-8

Registration of securities for employees

24 Jun 25

8-K

Departure of Directors or Certain Officers

9 Jun 25

Conflict minerals disclosure

27 May 25

8-K

Submission of Matters to a Vote of Security Holders

15 May 25

Latest ownership filings

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SCHEDULE 13G/A

Beneficial ownership report (amended)

Notice of proposed sale of securities

13 Aug 25

Financial summary

Financial statements Chart TRS financial data

Quarter (USD)	Sep 25	Jun 25	Mar 25	Dec 24
Revenue
Cost of revenue
Operating income
Operating margin
Net income
Net profit margin
Cash on hand
Change in cash
Diluted EPS

Annual (USD)	Dec 24	Dec 23	Dec 22	Dec 21
Revenue
Cost of revenue
Operating income
Operating margin
Net income
Net profit margin
Cash on hand
Change in cash
Diluted EPS

Financial data from TriMas earnings reports.

Institutional ownership, Q4 2024

TRS institutional ownership history Ownership history

13F holders	Current	Prev Q	Change
Total holders	148	149	-0.7%
Opened positions	23	17	+35.3%
Closed positions	24	29	-17.2%
Increased positions	43	42	+2.4%
Reduced positions	50	62	-19.4%

13F shares	Current	Prev Q	Change
Total value	986.12 bn	973.39 bn	+1.3%
Total shares	46.72 mm	40.67 mm	+14.9%
Total puts	0.00	2.40 k	EXIT
Total calls	21.00 k	17.20 k	+22.1%
Total put/call ratio	–	0.1	–

Largest owners	Shares	Value	Change
Trend International Holding	4.17 mm	$116.78 mm	NEW
Vanguard	3.90 mm	$95.80 bn	+2.2%
BAC Bank of America	3.51 mm	$86.40 bn	+127.3%
Allspring Global Investments	3.13 mm	$74.54 bn	-0.6%
BLK BlackRock	3.04 mm	$74.77 bn	+0.1%
Fiduciary Management	2.61 mm	$64.20 bn	-18.1%
Dimensional Fund Advisors	2.54 mm	$62.49 bn	-1.4%
Wellington Management	2.45 mm	$60.24 bn	-6.5%
Pzena Investment Management	2.12 mm	$52.15 bn	-1.0%
Group Da-Zen, S.L.U.	2.06 mm	$54.03 mm	0.0%

Largest transactions	Shares	Bought/sold	Change
Trend International Holding	4.17 mm	+4.17 mm	NEW
BAC Bank of America	3.51 mm	+1.97 mm	+127.3%
Bellecapital International	1.19 mm	+1.19 mm	NEW
Fiduciary Management	2.61 mm	-578.64 k	-18.1%
Orchard Capital Managment	0.00	-363.00 k	EXIT
RJF Raymond James Financial	272.38 k	+272.38 k	NEW
Kennedy Capital Management	485.72 k	+236.35 k	+94.8%
Chartwell Investment Partners	0.00	-222.29 k	EXIT
Advisory Research	754.09 k	+220.00 k	+41.2%
Wellington Management	2.45 mm	-169.74 k	-6.5%

Data from 13F filings, for the last complete 13F reporting period. For most recent data, click the ownership history button. Values as filed, not updated for current price. Long positions only.

Recent insider trades

TRS insider ownership history Insider history

Date	Owner	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
1 Jan 26	Paul Swart	Common Stock	Grant	Acquire A	No	No	0	7,052	0.00	8,032
12 Nov 25	Daniel P Tredwell	Common Stock	Buy	Acquire P	No	No	31.941	73.598	2.35 k	60,483.022
11 Nov 25	Jeffrey A Fielkow	Common Stock	Buy	Acquire P	No	No	31.46	2,000	62.92 k	17,653
11 Aug 25	Daniel P Tredwell	Common Stock	Buy	Acquire P	No	No	35.387	66.356	2.35 k	60,409.424

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.