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TRSNasdaqMetal Forgings & StampingsFiscal year ends December 31

TRIMAS CORP

Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Jul 31, 2026
$39.43+0.68 (+1.75%)

Close on Oct 19, 2026

Market cap
$1.43B
P/E (TTM)
1.6
Dividend yield
0.10%

Ownership

Institutional holdings as of Jun 30, 2026, from 13F filings

Held by institutions
83.7%
30M of 36M shares
Institutional holders
208
41 new, 25 sold out
Net institutional buying
-4M
In Q2 2026
Insider trades, 12 months
5 buys · 3 sales
Net sold $809.30K

Shares held by institutions

Holders of more than 5%

Latest Schedule 13D (active) or 13G (passive) filed by each holder

HolderShares% of classFilingAs of
Shawn Sedaghat6,054,42516.90%13D (active) amendmentMar 2, 2026
Bank Of America Corp /De/4,161,89110.20%13G (passive) amendmentDec 31, 2025
BlackRock, Inc.2,537,2856.20%13G (passive) amendmentJun 30, 2025
Dimensional Fund Advisors LP2,513,4796.10%13G (passive) amendmentDec 29, 2023
Grupo Da-Zen, S.L.U. No I.R.S. Identification Number2,061,4205.06%13G (passive)May 3, 2024
Fiduciary Management Inc /Wi/2,013,8355.00%13G (passive)Feb 10, 2025

Top institutional holders

13F holdings as of Jun 30, 2026

HolderShares% of TRSValueChange% of portfolio
BlackRock, Inc.2,530,3457.05%$113.94M+33,3020.00%
Dimensional Fund Advisors LP2,259,4716.30%$101.74M−4200.02%
Allspring Global Investments Holdings, LLC1,904,3935.31%$82.42M−605,5260.13%
Vanguard Portfolio Management LLC1,681,6874.69%$75.73M−93,6250.00%
Vanguard Capital Management LLC1,408,8993.93%$63.44M−172,4400.00%
Advisory Research Inc1,211,5873.38%$54.56M+91,9015.44%
Permian Investment Partners, LP1,165,4143.25%$52.48M−37,0865.76%
American Century Companies Inc1,150,3883.21%$51.80M+919,9440.02%
Geode Capital Management, LLC1,019,2862.84%$45.90M+146,7490.00%
Jefferies Financial Group Inc.981,9332.74%$44.22M−567,7290.29%
Punch & Associates Investment Management, Inc.807,2922.25%$36.35M+562,5731.80%
State Street Corp784,1452.19%$35.31M−32,4600.00%
First Eagle Investment Management, LLC663,1121.85%$29.86M+345,1060.02%
Arrowstreet Capital, Limited Partnership579,2761.61%$26.08M+221,8890.01%
Nuveen, LLC566,4981.58%$25.51M+1,6570.01%
Massachusetts Financial Services Co /Ma/543,6851.52%$24.48M−78,4000.01%
Two Sigma Investments, LP453,4251.26%$20.42M−16,9660.01%
Citadel Advisors LLC432,3761.21%$19.47M−12,5070.00%
Loomis Sayles & Co L P430,5371.20%$19.39M−6,3840.02%
Charles Schwab Investment Management Inc424,8651.18%$19.13M−58,9760.00%

Institutional buying and selling by quarter

Positions opened, added to, reduced and closed by 13F filers

QuarterHoldersShares held% of sharesNew / addedReduced / closedShares boughtShares sold
Q2 202620830M83.7%41 / 6374 / 255M9M
Q1 202619434M95.8%30 / 6272 / 388M7M
Q4 202520437M100.0%36 / 6974 / 407M9M
Q3 202521239M100.0%60 / 5670 / 138M8M
Q2 202516539M100.0%32 / 5259 / 194M5M
Q1 202515340M100.0%28 / 5845 / 215M6M
Q4 202414740M100.0%21 / 4351 / 215M3M
Q3 202415139M100.0%17 / 4462 / 266M3M
Q2 202416239M100.0%26 / 5555 / 222M3M
Q1 202416041M100.0%18 / 5560 / 184M4M
Q4 202316041M100.0%35 / 5843 / 84M4M
Q3 202313541M100.0%13 / 5442 / 91M2M

Top mutual fund and ETF holders

Latest monthly portfolio reports (Form N-PORT)

FundShares% of TRSValue% of fundAs of
Allspring Special Small Cap Value Fund1,364,3833.80%$61.44M2.08%Jun 30, 2026
Vanguard Total Stock Market Index Fund1,027,9542.87%$46.29M0.00%Jun 30, 2026
Vanguard Small-Cap Index Fund738,9832.06%$33.28M0.02%Jun 30, 2026
iShares Russell 2000 ETF716,8202.00%$32.28M0.04%Jun 30, 2026
Avantis U.S. Small Cap Value ETF636,3901.77%$26.05M0.10%May 31, 2026
Vanguard Small-Cap Value Index Fund468,4461.31%$21.09M0.03%Jun 30, 2026
U.S. Small Cap Value Portfolio454,8991.27%$18.16M0.09%Jul 31, 2026
MFS New Discovery Value Fund375,5271.05%$15.37M0.62%May 31, 2026
Oberweis Micro-Cap Fund349,6000.97%$15.74M0.97%Jun 30, 2026
Brighthouse Small Cap Value Portfolio339,8370.95%$15.30M2.09%Jun 30, 2026
Vanguard Extended Market Index Fund324,7950.91%$14.63M0.01%Jun 30, 2026
U.S. Targeted Value Portfolio299,8310.84%$11.97M0.07%Jul 31, 2026
Fidelity Small Cap Index Fund299,6800.84%$11.97M0.04%Jul 31, 2026
First Eagle Small Cap Opportunity Fund288,9970.81%$11.54M0.40%Jul 31, 2026
iShares Russell 2000 Value ETF257,1740.72%$11.58M0.08%Jun 30, 2026

Officers, directors and major owners

People who filed Forms 3, 4 or 5 in the last two years

NameRoleShares owned% of sharesLatest filing
Thomas James SnyderPresident and CEO, Director130,2840.36%Jun 25, 2026
Thomas A. AmatoPresident and CEO, Director340,0990.95%Mar 18, 2025
Jodi F. RobinGeneral Counsel and Secretary34,1910.10%May 7, 2026
Jill S. StressChief Human Resources Officer39,9230.11%Mar 16, 2026
Paul SwartChief Financial Officer41,6300.12%Mar 16, 2026
Scott A. MellChief Financial Officer44,6420.12%Mar 18, 2025
Daniel P. TredwellDirector71,0220.20%Aug 14, 2026
Shawn SedaghatDirector, 10% owner6,062,67316.90%Jul 16, 2026
Herbert K. ParkerDirector57,7620.16%Jul 1, 2026
Teresa FinleyDirector75,1520.21%Mar 23, 2026
Holly M. BoehneDirector32,3460.09%Mar 16, 2026
Jeffrey A. FielkowDirector21,5060.06%Mar 16, 2026
Adrianne ShapiraDirector11,3290.03%Mar 16, 2026
Nick L. StanageDirector53,8530.15%Mar 16, 2026
Jeffrey M. GreeneDirector20,6280.06%Mar 18, 2025
International Holding AG Trend10% owner6,062,05816.90%Jul 16, 2026

Insider trades

Common stock transactions reported on Form 4, newest first

InsiderDateTransactionSharesPriceValueShares after
Daniel P. Tredwell
Director
Aug 12, 2026Buy+63.69$39.63$2.52K63,522
Shawn Sedaghat
Director, 10% owner
Jul 14, 2026Award+615$40.64$24.99K4,178,915
Herbert K. Parker
Director
Jun 30, 2026Sale(10b5-1 plan)−15,000$45.03$675.45K57,762
Thomas James Snyder
President and CEO, Director
Jun 24, 2026Tax withholding−22,155$43.60$965.96K130,284
Daniel P. Tredwell
Director
May 13, 2026Buy+62.14$40.58$2.52K63,458
Jodi F. Robin
General Counsel and Secretary
May 7, 2026Sale−2,000$41.61$83.22K34,191
Jodi F. Robin
General Counsel and Secretary
May 5, 2026Sale−3,000$41.10$123.30K36,191
International Holding AG Trend
10% owner
Apr 14, 2026Award+640$39.03$24.98K4,178,300
Teresa Finley
Director
Mar 20, 2026Tax withholding−6,192$34.04$210.78K75,152
Teresa Finley
Director
Mar 14, 2026Award+2,853––81,344
Jill S. Stress
Chief Human Resources Officer
Mar 14, 2026Tax withholding−1,999$35.04$70.04K23,990
International Holding AG Trend
10% owner
Mar 14, 2026Award+2,853––4,177,660
Daniel P. Tredwell
Director
Mar 14, 2026Award+2,853––63,396
Nick L. Stanage
Director
Mar 14, 2026Award+2,853––53,853
Jeffrey A. Fielkow
Director
Mar 14, 2026Award+2,853––20,506
Adrianne Shapira
Director
Mar 14, 2026Award+2,853––11,329
Paul Swart
Chief Financial Officer
Mar 14, 2026Award+6,849––14,881
Jodi F. Robin
General Counsel and Secretary
Mar 14, 2026Tax withholding−2,388$35.04$83.68K39,191
Jodi F. Robin
General Counsel and Secretary
Mar 14, 2026Award+5,422––41,579
Holly M. Boehne
Director
Mar 14, 2026Award+2,853––32,346
Herbert K. Parker
Director
Mar 14, 2026Award+2,853––72,762
Jodi F. Robin
General Counsel and Secretary
Mar 11, 2026Tax withholding−1,128$36.93$41.66K36,157
Jill S. Stress
Chief Human Resources Officer
Mar 11, 2026Tax withholding−1,128$36.93$41.66K25,989
Daniel P. Tredwell
Director
Mar 5, 2026Buy+59.77$39.38$2.35K60,543
Jodi F. Robin
General Counsel and Secretary
Feb 12, 2026Tax withholding−2,493$35.75$89.12K37,285
Jill S. Stress
Chief Human Resources Officer
Feb 12, 2026Tax withholding−2,502$35.75$89.45K27,117
Paul Swart
Chief Financial Officer
Jan 1, 2026Award+7,052––8,032
Daniel P. Tredwell
Director
Nov 12, 2025Buy+73.6$31.94$2.35K60,483
Jeffrey A. Fielkow
Director
Nov 11, 2025Buy+2,000$31.46$62.92K17,653
Daniel P. Tredwell
Director
Aug 11, 2025Buy+66.36$35.39$2.35K60,409
Thomas James Snyder
President and CEO, Director
Jun 24, 2025Award+152,439––152,439
Adrianne Shapira
Director
Jun 5, 2025Buy+4,000$25.82$103.28K8,476
Adrianne Shapira
Director
Jun 4, 2025Buy+1,200$26.31$31.57K4,476
Adrianne Shapira
Director
May 23, 2025Award+3,276––3,276
International Holding AG Trend
10% owner
May 22, 2025Buy+72,937$26.16$1.91M1,883,758
International Holding AG Trend
10% owner
May 21, 2025Buy+410,172$25.43$10.43M1,810,821
Shawn Sedaghat
Director, 10% owner
May 20, 2025Buy+104,957$25.70$2.70M1,400,649
Jeffrey A. Fielkow
Director
May 19, 2025Buy+500$24.98$12.49K15,653
Shawn Sedaghat
Director, 10% owner
May 19, 2025Buy+73,577$25.73$1.89M1,295,692
Shawn Sedaghat
Director, 10% owner
May 19, 2025Buy+180,823$25.25$4.57M1,222,115
Daniel P. Tredwell
Director
May 12, 2025Buy+94.85$24.72$2.34K60,343
International Holding AG Trend
10% owner
May 1, 2025Buy+16,930$23.99$406.15K1,041,292
International Holding AG Trend
10% owner
Apr 30, 2025Buy+123,388$23.83$2.94M1,024,362
Teresa Finley
Interim CFO, Director
Mar 20, 2025Award+20,000––78,491
Jeffrey M. Greene
Director
Mar 14, 2025Award+4,140––20,628
Jeffrey A. Fielkow
Director
Mar 14, 2025Award+4,140––15,153
Herbert K. Parker
Director
Mar 14, 2025Award+4,140––69,909
Jill S. Stress
Chief Human Resources Officer
Mar 14, 2025Tax withholding−991$24.15$23.93K29,619
Jill S. Stress
Chief Human Resources Officer
Mar 14, 2025Award+6,935––30,610
Thomas A. Amato
President and CEO, Director
Mar 14, 2025Award+24,844––340,099
Thomas A. Amato
President and CEO, Director
Mar 14, 2025Tax withholding−7,532$24.15$181.90K332,567
Teresa Finley
Director
Mar 14, 2025Award+4,140––58,491
Nick L. Stanage
Director
Mar 14, 2025Award+4,140––51,000
Jodi F. Robin
General Counsel and Secretary
Mar 14, 2025Tax withholding−1,109$24.15$26.78K39,778
Jodi F. Robin
General Counsel and Secretary
Mar 14, 2025Award+8,799––40,887
Shawn Sedaghat
Director, 10% owner
Mar 14, 2025Award+4,140––4,174,807
Holly M. Boehne
Director
Mar 14, 2025Award+4,140––29,493
Daniel P. Tredwell
Director
Mar 14, 2025Award+4,140––60,248
Scott A. Mell
Chief Financial Officer
Mar 14, 2025Tax withholding−1,832$24.15$44.24K44,642
Scott A. Mell
Chief Financial Officer
Mar 14, 2025Award+22,774––46,474

Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.

Planned insider sales

Notices of proposed sale filed on Form 144 before shares are sold

SellerFiledSharesMarket valuePlanned saleAcquired through
Herbert K. Parker
Director
Jun 30, 202615,000$675.46KJun 30, 2026Restricted Stock Vesting
Jodi F. Robin
Officer
May 7, 20262,000$83.21KMay 7, 2026Restricted Stock Vesting
Jodi F. Robin
Officer
May 5, 20263,000$123.29KMay 5, 2026Restricted Stock Vesting
Thomas A. Amato
Former Director
Aug 13, 202525,000$919.01KAug 13, 2025Purchased during open window.
Thomas A. Amato
Former Officer & Director
Jul 31, 202536,705$1.30MJul 31, 2025Restricted Stock Vesting
Thomas A. Amato
Former President, CEO and Director
Jul 31, 202513,900$489.99KJul 31, 2025Open market purchase
Thomas A. Amato
Former Officer & Director
Jul 30, 202565,982$2.33MJul 30, 2025Restricted Stock Vesting
Thomas A. Amato
Former Officer & Director
Jul 30, 202529,487$1.06MJul 30, 2025Restricted Stock Vesting
Thomas A. Amato
Former Officer & Director
Jul 30, 202565,982$2.33MJul 30, 2025Restricted Stock Vesting
Thomas A. Amato
Former Officer and Director
Jul 29, 202563,965$2.24MJul 29, 2025Stock Option Exercise
Jeffrey M. Greene
Former Director
Jul 29, 202520,628$706.57KJul 29, 2025Restricted Stock Vesting
Scott A. Mell
Former Officer
Jun 16, 20251,500$40.52KJun 16, 2025Restricted Stock Vesting
Scott A. Mell
Former Officer
May 12, 20251,800$44.32KMay 12, 2025Restricted Stock Vesting
Scott A. Mell
Former Officer
Mar 25, 20253,250$76.91KMar 25, 2025Restricted Stock Vesting
Scott A. Mell
Officer
Mar 6, 20252,219$50.00KMar 6, 2025Restricted Stock Vesting