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TRS Insider Trading

Insider Ownership Percentage: 14.20%
Insider Buying (Last 12 Months): $43,927,910.77
Insider Selling (Last 12 Months): $49,993.72

TriMas Insider Trading History Chart

This chart shows the insider buying and selling history at TriMas by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

TriMas Share Price & Price History

Current Price: $27.35
Price Change: ▼ Price Decrease of -0.28 (-1.01%)
As of 06/12/2025 05:00 PM ET

This chart shows the closing price history over time for TRS up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

TriMas Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
6/5/2025Adrianne ShapiraDirectorBuy4,000$25.82$103,280.008,476View SEC Filing Icon  
6/4/2025Adrianne ShapiraDirectorBuy1,200$26.31$31,572.004,476View SEC Filing Icon  
5/22/2025Shawn SedaghatDirectorBuy72,937$26.16$1,908,031.921,883,758View SEC Filing Icon  
5/21/2025Shawn SedaghatDirectorBuy410,172$25.43$10,430,673.961,810,821View SEC Filing Icon  
5/20/2025Shawn SedaghatDirectorBuy104,957$25.70$2,697,394.901,400,649View SEC Filing Icon  
5/19/2025Jeffrey A FielkowDirectorBuy500$24.98$12,490.0015,653View SEC Filing Icon  
5/19/2025Shawn SedaghatDirectorBuy254,400$25.39$6,459,216.001,295,692View SEC Filing Icon  
5/12/2025Daniel P TredwellDirectorBuy95$24.72$2,348.4060,343View SEC Filing Icon  
4/30/2025Shawn SedaghatDirectorBuy123,388$23.83$2,940,336.041,024,362View SEC Filing Icon  
3/10/2025Shawn SedaghatDirectorBuy554,149$24.07$13,338,366.43900,974View SEC Filing Icon  
3/7/2025Shawn SedaghatDirectorBuy249,597$23.83$5,947,896.51346,825View SEC Filing Icon  
3/6/2025Scott A MellCFOSell2,218$22.54$49,993.7226,288View SEC Filing Icon  
2/28/2025Jeffrey A FielkowDirectorBuy2,500$20.78$51,950.0011,013View SEC Filing Icon  
11/11/2024Daniel P TredwellDirectorBuy79$27.51$2,173.2951,013View SEC Filing Icon  
8/12/2024Daniel P TredwellDirectorBuy92$23.71$2,181.3250,934View SEC Filing Icon  
5/21/2024Scott A MellCFOSell1,500$27.30$40,950.0031,923View SEC Filing Icon  
5/10/2024Daniel P TredwellDirectorBuy81$26.80$2,170.8050,842View SEC Filing Icon  
5/8/2024Herbert K ParkerDirectorBuy6,000$26.27$157,620.0051,157View SEC Filing Icon  
5/6/2024Herbert K ParkerDirectorBuy6,100$26.52$161,772.0039,157View SEC Filing Icon  
5/3/2024Herbert K ParkerDirectorBuy1,500$26.34$39,510.0033,057View SEC Filing Icon  
5/1/2024Herbert K ParkerDirectorBuy1,000$25.98$25,980.0030,057View SEC Filing Icon  
3/4/2024Jeffrey A FielkowDirectorBuy1,000$23.86$23,860.004,445View SEC Filing Icon  
3/1/2024Thomas A. AmatoCEOBuy10,000$23.62$236,200.00286,168View SEC Filing Icon  
11/7/2023Daniel P TredwellDirectorBuy10$24.22$242.2046,683View SEC Filing Icon  
10/31/2023Scott A MellCFOSell1,036$24.16$25,029.7624,628View SEC Filing Icon  
8/11/2023Teresa FinleyDirectorBuy19$26.05$494.9528,863View SEC Filing Icon  
8/8/2023Daniel P TredwellDirectorBuy10$25.16$251.6046,672View SEC Filing Icon  
8/3/2023Scott A MellCFOSell1,200$25.80$30,960.0025,664View SEC Filing Icon  
7/28/2023Paul SwartCAOSell5,500$27.41$150,755.0026,749View SEC Filing Icon  
5/12/2023Scott A MellCFOSell1,150$25.41$29,221.5028,518View SEC Filing Icon  
5/11/2023Daniel P TredwellDirectorBuy10$25.21$252.1046,662View SEC Filing Icon  
5/4/2023Jeffrey A FielkowDirectorBuy1,000$25.26$25,260.004,445View SEC Filing Icon  
3/10/2023Teresa FinleyDirectorBuy17$29.19$496.2323,249View SEC Filing Icon  
3/9/2023Samuel Valenti IIIChairmanSell4,000$29.68$118,720.008,148View SEC Filing Icon  
11/10/2022Teresa FinleyDirectorBuy19$26.73$507.8723,232View SEC Filing Icon  
11/9/2022Scott A MellCFOSell789$25.35$20,001.1520,755View SEC Filing Icon  
11/8/2022Daniel P TredwellDirectorBuy5$25.47$127.3543,203View SEC Filing Icon  
10/28/2022Fabio Leandro Matheus SalikInsiderBuy4,300$23.45$100,835.0022,056View SEC Filing Icon  
10/28/2022Thomas A. AmatoCEOBuy5,000$22.37$111,850.00234,550View SEC Filing Icon  
9/8/2022Teresa FinleyDirectorBuy6,014$26.66$160,333.2419,871View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for TriMas (NASDAQ:TRS)

99.42% of TriMas stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at TRS by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

TriMas Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
6/3/2025Inspire Investing LLC14,718$0.35M0.0%-9.9%0.036%Search for SEC Filing on Google Icon
5/29/2025Rhumbline Advisers62,305$1.46M0.0%-4.4%0.153%Search for SEC Filing on Google Icon
5/19/2025Jane Street Group LLC37,026$0.87M0.0%N/A0.091%Search for SEC Filing on Google Icon
5/19/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC101,422$2.38M0.0%-5.9%0.249%Search for SEC Filing on Google Icon
5/16/2025Goldman Sachs Group Inc.148,592$3.48M0.0%-25.0%0.366%Search for SEC Filing on Google Icon
5/16/2025Nexpoint Asset Management L.P.99,600$2.33M0.2%N/A0.245%Search for SEC Filing on Google Icon
5/16/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.24,120$0.57M0.0%+4.4%0.059%Search for SEC Filing on Google Icon
5/16/2025Alta Fox Capital Management LLC742,005$17.39M6.9%N/A1.825%Search for SEC Filing on Google Icon
5/16/2025Ancora Advisors LLC15,000$0.35M0.0%N/A0.037%Search for SEC Filing on Google Icon
5/15/2025First Manhattan CO. LLC.365,637$8.57M0.0%+0.6%0.899%Search for SEC Filing on Google Icon
5/15/2025Irenic Capital Management LP853,484$20M3.0%N/A2.099%Search for SEC Filing on Google Icon
5/15/2025Simcoe Capital Management LLC275,320$6.45M1.2%N/A0.677%Search for SEC Filing on Google Icon
5/15/2025Champlain Investment Partners LLC351,137$8.23M0.1%-67.1%0.864%Search for SEC Filing on Google Icon
5/14/2025Comerica Bank11,119$0.26M0.0%+214.5%0.027%Search for SEC Filing on Google Icon
5/14/2025Jump Financial LLC40,068$0.94M0.0%+250.6%0.099%Search for SEC Filing on Google Icon
5/14/2025Hotchkis & Wiley Capital Management LLC392,210$9.19M0.0%+34.5%0.965%Search for SEC Filing on Google Icon
5/14/2025Tribune Investment Group LP75,000$1.76M0.8%N/A0.184%Search for SEC Filing on Google Icon
5/14/2025Wellington Management Group LLP1,361,952$31.91M0.0%-44.4%3.350%Search for SEC Filing on Google Icon
5/13/2025Northern Trust Corp384,922$9.02M0.0%-3.3%0.947%Search for SEC Filing on Google Icon
5/13/2025Roubaix Capital LLC211,472$4.96M2.6%N/A0.520%Search for SEC Filing on Google Icon
5/13/2025Raymond James Financial Inc.367,215$8.60M0.0%+34.8%0.903%Search for SEC Filing on Google Icon
5/13/2025American Century Companies Inc.86,017$2.02M0.0%+9.1%0.212%Search for SEC Filing on Google Icon
5/12/2025Nuveen LLC253,185$5.93M0.0%N/A0.623%Search for SEC Filing on Google Icon
5/12/2025Invesco Ltd.85,649$2.01M0.0%-8.9%0.211%Search for SEC Filing on Google Icon
5/12/2025Swiss National Bank66,800$1.57M0.0%-1.6%0.164%Search for SEC Filing on Google Icon
5/9/2025Deutsche Bank AG32,802$0.77M0.0%-9.6%0.081%Search for SEC Filing on Google Icon
5/9/2025Charles Schwab Investment Management Inc.614,023$14.39M0.0%+1.4%1.510%Search for SEC Filing on Google Icon
5/9/2025Vanguard Group Inc.3,873,939$90.77M0.0%-0.6%9.530%Search for SEC Filing on Google Icon
5/9/2025PNC Financial Services Group Inc.5,211$0.12M0.0%-26.0%0.013%Search for SEC Filing on Google Icon
5/8/2025US Bancorp DE18,712$0.44M0.0%+54.4%0.046%Search for SEC Filing on Google Icon
5/8/2025XTX Topco Ltd20,878$0.49M0.0%N/A0.051%Search for SEC Filing on Google Icon
5/2/2025Pzena Investment Management LLC2,135,554$50.04M0.2%+0.7%5.245%Search for SEC Filing on Google Icon
5/2/2025Massachusetts Financial Services Co. MA1,029,527$24.12M0.0%-2.4%2.529%Search for SEC Filing on Google Icon
4/29/2025Envestnet Asset Management Inc.22,765$0.53M0.0%+44.5%0.056%Search for SEC Filing on Google Icon
4/29/2025Bank of New York Mellon Corp247,761$5.81M0.0%+0.7%0.609%Search for SEC Filing on Google Icon
4/29/2025Impax Asset Management Group plc290,000$6.80M0.0%-29.3%0.712%Search for SEC Filing on Google Icon
4/24/2025Allspring Global Investments Holdings LLC3,048,768$71.49M0.1%-2.5%7.488%Search for SEC Filing on Google Icon
4/23/2025Bessemer Group Inc.5,645$0.13M0.0%-66.8%0.014%Search for SEC Filing on Google Icon
4/8/2025Rhumbline Advisers62,305$1.46M0.0%-4.4%0.153%Search for SEC Filing on Google Icon
4/7/2025GAMMA Investing LLC14,948$0.35M0.0%+3,802.9%0.037%Search for SEC Filing on Google Icon
3/24/2025Wellington Management Group LLP2,449,616$60.24M0.0%-6.5%6.036%Search for SEC Filing on Google Icon
3/18/2025California State Teachers Retirement System32,744$0.81M0.0%-11.0%0.081%Search for SEC Filing on Google Icon
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC107,806$2.65M0.0%+18.5%0.266%Search for SEC Filing on Google Icon
2/17/2025Voloridge Investment Management LLC9,524$0.23M0.0%-86.5%0.023%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Advisers LP130,500$3.21M0.0%-12.8%0.322%Search for SEC Filing on Google Icon
2/17/2025Two Sigma Investments LP134,580$3.31M0.0%+8.2%0.332%Search for SEC Filing on Google Icon
2/17/2025State of Wyoming2,040$50K0.0%N/A0.005%Search for SEC Filing on Google Icon
2/17/2025Shay Capital LLC30,101$0.74M0.1%N/A0.074%Search for SEC Filing on Google Icon
2/17/2025Point72 Asset Management L.P.17,476$0.43M0.0%N/A0.043%Search for SEC Filing on Google Icon
2/17/2025ProShare Advisors LLC11,435$0.28M0.0%N/A0.028%Search for SEC Filing on Google Icon
2/17/2025Nuveen Asset Management LLC114,974$2.83M0.0%-24.7%0.283%Search for SEC Filing on Google Icon
2/17/2025Millennium Management LLC19,225$0.47M0.0%-89.1%0.047%Search for SEC Filing on Google Icon
2/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.23,106$0.57M0.0%+3.7%0.057%Search for SEC Filing on Google Icon
2/17/2025First Manhattan CO. LLC.363,537$8.94M0.0%-5.0%0.896%Search for SEC Filing on Google Icon
2/17/2025Deutsche Bank AG36,305$0.89M0.0%+45.6%0.089%Search for SEC Filing on Google Icon
2/17/2025D. E. Shaw & Co. Inc.110,546$2.72M0.0%-21.2%0.272%Search for SEC Filing on Google Icon
2/17/2025Cubist Systematic Strategies LLC35,890$0.88M0.0%N/A0.088%Search for SEC Filing on Google Icon
2/17/2025Bank of America Corp DE3,513,638$86.40M0.0%+127.3%8.661%Search for SEC Filing on Google Icon
2/17/2025BNP Paribas Financial Markets5,652$0.14M0.0%-34.2%0.014%Search for SEC Filing on Google Icon
2/17/2025Ameriprise Financial Inc.41,196$1.01M0.0%-6.8%0.102%Search for SEC Filing on Google Icon
2/14/2025Comerica Bank3,535$87K0.0%-11.3%0.009%Search for SEC Filing on Google Icon
2/14/2025Northern Trust Corp398,213$9.79M0.0%+9.9%0.982%Search for SEC Filing on Google Icon
2/14/2025The Manufacturers Life Insurance Company15,206$0.37M0.0%-2.9%0.037%Search for SEC Filing on Google Icon
2/14/2025Aquatic Capital Management LLC14,596$0.36M0.0%N/A0.036%Search for SEC Filing on Google Icon
2/14/2025Susquehanna Fundamental Investments LLC65,158$1.60M0.0%N/A0.161%Search for SEC Filing on Google Icon
2/14/2025Nebula Research & Development LLC24,359$0.60M0.1%-40.2%0.060%Search for SEC Filing on Google Icon
2/14/2025Van Den Berg Management I Inc.23,288$0.57M0.2%-14.0%0.057%Search for SEC Filing on Google Icon
2/14/2025Voya Investment Management LLC12,304$0.30M0.0%-8.9%0.030%Search for SEC Filing on Google Icon
2/14/2025Penn Capital Management Company LLC140,068$3.44M0.3%+300.4%0.345%Search for SEC Filing on Google Icon
2/14/2025Price T Rowe Associates Inc. MD27,993$0.69M0.0%+10.7%0.069%Search for SEC Filing on Google Icon
2/14/2025Tower Research Capital LLC TRC5,441$0.13M0.0%-20.4%0.013%Search for SEC Filing on Google Icon
2/14/2025MetLife Investment Management LLC24,788$0.61M0.0%+5.9%0.061%Search for SEC Filing on Google Icon
2/14/2025Dimensional Fund Advisors LP2,541,432$62.49M0.0%-1.4%6.264%Search for SEC Filing on Google Icon
2/14/2025Fiduciary Management Inc. WI2,610,861$64.20M0.6%-18.1%6.435%Search for SEC Filing on Google Icon
2/13/2025Champlain Investment Partners LLC1,068,253$26.27M0.2%-5.5%2.633%Search for SEC Filing on Google Icon
2/13/2025Medina Value Partners LLC1,034,882$25.45M10.4%+2.9%2.551%Search for SEC Filing on Google Icon
2/13/2025Advisory Research Inc.754,089$18.54M3.1%+41.2%1.859%Search for SEC Filing on Google Icon
2/13/2025Jump Financial LLC11,427$0.28M0.0%-28.7%0.028%Search for SEC Filing on Google Icon
2/13/2025Barclays PLC104,163$2.56M0.0%+51.4%0.257%Search for SEC Filing on Google Icon
2/13/2025Sterling Capital Management LLC1,300$32K0.0%+815.5%0.003%Search for SEC Filing on Google Icon
2/13/2025Quinn Opportunity Partners LLC62,669$1.54M0.1%+9.9%0.154%Search for SEC Filing on Google Icon
2/13/2025Kennedy Capital Management LLC485,721$11.94M0.3%+94.8%1.197%Search for SEC Filing on Google Icon
2/13/2025Raymond James Financial Inc.272,381$6.70M0.0%N/A0.671%Search for SEC Filing on Google Icon
2/13/2025Renaissance Technologies LLC187,300$4.61M0.0%-11.1%0.462%Search for SEC Filing on Google Icon
2/13/2025Legal & General Group Plc39,088$0.96M0.0%-14.5%0.096%Search for SEC Filing on Google Icon
2/13/2025Envestnet Asset Management Inc.15,749$0.39M0.0%-6.8%0.039%Search for SEC Filing on Google Icon
2/13/2025Wells Fargo & Company MN37,729$0.93M0.0%+21.1%0.093%Search for SEC Filing on Google Icon
2/12/2025ExodusPoint Capital Management LP103,724$2.55M0.0%+28.6%0.256%Search for SEC Filing on Google Icon
2/12/2025Massachusetts Financial Services Co. MA1,054,487$25.93M0.0%-0.5%2.599%Search for SEC Filing on Google Icon
2/12/2025Geode Capital Management LLC935,255$23M0.0%-1.2%2.305%Search for SEC Filing on Google Icon
2/12/2025Wellington Management Group LLP2,449,616$60.24M0.0%-6.5%6.038%Search for SEC Filing on Google Icon
2/12/2025Arrowstreet Capital Limited Partnership255,560$6.28M0.0%+38.5%0.630%Search for SEC Filing on Google Icon
2/12/2025Norges Bank146,493$3.60M0.0%N/A0.361%Search for SEC Filing on Google Icon
2/11/2025Corebridge Financial Inc.20,185$0.50M0.0%-7.0%0.050%Search for SEC Filing on Google Icon
2/11/2025Vanguard Group Inc.3,895,946$95.80M0.0%+2.2%9.603%Search for SEC Filing on Google Icon
2/11/2025KLP Kapitalforvaltning AS8,200$0.20M0.0%N/A0.020%Search for SEC Filing on Google Icon
2/11/2025Sei Investments Co.86,908$2.14M0.0%-0.9%0.214%Search for SEC Filing on Google Icon
2/11/2025American Century Companies Inc.78,876$1.94M0.0%+11.2%0.194%Search for SEC Filing on Google Icon
2/11/2025Quantbot Technologies LP11,978$0.30M0.0%+203.5%0.030%Search for SEC Filing on Google Icon
2/10/2025First Eagle Investment Management LLC257,506$6.33M0.0%+1.8%0.635%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
TriMas logo
TriMas Corporation engages in the design, development, manufacture, and sale of products for consumer products, aerospace, and industrial markets worldwide. The company operates through Packaging, Aerospace, and Specialty Products segments. The Packaging segment offers dispensing products, such as foaming and sanitizer pumps, lotion and hand soap pumps, beverage dispensers, perfume sprayers, and nasal and trigger sprayers; polymeric and steel caps and closures comprising food lids, flip-top and beverage closures, child resistance caps, drum and pail closures, and flexible spouts; polymeric jar products; integrated dispensers; bag-in-box products; and consumable vascular delivery and diagnostic test components under the Rieke, Taplast, Affaba & Ferrari, Intertech, Omega, and Rapak brands. The Aerospace segment provides fasteners, collars, blind bolts, rivets, ducting, and connectors for air management systems, and other highly-machined parts and components to original equipment manufacturers, supply chain distributors, and tier one suppliers, as well as maintenance, repair and overhaul (MRO)/aftermarket providers; and military and defense aerospace applications and platforms under the Monogram Aerospace Fasteners, Allfast Fastening Systems, Mac Fasteners, TFI Aerospace, RSA Engineered Products, and Martinic Engineering brands. The Specialty Products segment offers steel cylinders for use in the transportation, storage, and dispensing of compressed gases under the Norris Cylinder brand; natural gas powered wellhead engines, compressors, and replacement parts for oil and natural gas production, and other industrial and commercial markets under the Arrow brand; and spare parts for various industrial engines. It sells its products through a direct sales force, third-party agents, and distributors. TriMas Corporation was incorporated in 1986 and is headquartered in Bloomfield Hills, Michigan.
Read More on TriMas

Today's Range

Now: $27.35
Low: $27.25
High: $27.72

50 Day Range

MA: $23.74
Low: $19.90
High: $27.63

52 Week Range

Now: $27.35
Low: $19.33
High: $28.51

Volume

351,700 shs

Average Volume

342,992 shs

Market Capitalization

$1.11 billion

P/E Ratio

42.74

Dividend Yield

0.60%

Beta

0.61

Who are the company insiders with the largest holdings of TriMas?

TriMas' top insider shareholders include:
  1. Shawn Sedaghat (Director)
  2. Thomas A Amato (CEO)
  3. Daniel P Tredwell (Director)
  4. Herbert K Parker (Director)
  5. Scott A Mell (CFO)
  6. Teresa Finley (Director)
  7. Paul Swart (CAO)
  8. Jeffrey A Fielkow (Director)
  9. Adrianne Shapira (Director)
Learn More about top insider investors at TriMas.

Who are the major institutional investors of TriMas?

TriMas' top institutional investors include:
  1. Vanguard Group Inc. — 9.53%
  2. Allspring Global Investments Holdings LLC — 7.49%
  3. Pzena Investment Management LLC — 5.24%
  4. Wellington Management Group LLP — 3.35%
  5. Massachusetts Financial Services Co. MA — 2.53%
  6. Irenic Capital Management LP — 2.10%
Learn More about top institutional investors of TriMas stock.

Which institutional investors are selling TriMas stock?

In the previous quarter, TRS stock was sold by these institutional investors:
  1. Wellington Management Group LLP
  2. Champlain Investment Partners LLC
  3. Impax Asset Management Group plc
  4. Allspring Global Investments Holdings LLC
  5. Goldman Sachs Group Inc.
  6. Massachusetts Financial Services Co. MA
  7. Vanguard Group Inc.
  8. Northern Trust Corp

Which institutional investors are buying TriMas stock?

In the last quarter, TRS stock was bought by institutional investors including:
  1. Irenic Capital Management LP
  2. Alta Fox Capital Management LLC
  3. Simcoe Capital Management LLC
  4. Nuveen LLC
  5. Roubaix Capital LLC
  6. Hotchkis & Wiley Capital Management LLC
  7. Nexpoint Asset Management L.P.
  8. Raymond James Financial Inc.
In the previous year, these company insiders have bought TriMas stock:
  1. Shawn Sedaghat (Director)
  2. Thomas A Amato (CEO)
  3. Daniel P Tredwell (Director)
  4. Herbert K Parker (Director)
  5. Scott A Mell (CFO)
  6. Teresa Finley (Director)
  7. Paul Swart (CAO)
Learn More investors buying TriMas stock.