Are insiders buying TRS stock?

Yes — 11 distinct insiders have bought TRS (TRIMAS CORP) on the open market, including 5 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Mar 9, 2026.

How much TRS stock have insiders bought?

Insiders have bought a combined $48.1M of TRS across 34 open-market purchases, based on SEC Form 4 filings.

What is an insider cluster buy in TRS?

A cluster buy is two or more distinct TRIMAS CORP insiders — officers, directors, or 10% owners — each buying TRS on the open market within a rolling window. TRS has 5 detected cluster buys to date.

Where does this TRS insider trading data come from?

Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

TRS insider buying

5 cluster buys

TRIMAS CORP · Consumer Discretionary

When two or more insiders at TRIMAS CORP buy TRS on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in TRS plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.

Clusters

Distinct insiders

Total bought

$48.1M

Market cap

$1.5B

Detected clusters

Nov 11 – Nov 12, 2025
Detected Nov 12, 2025
2 insiders
Total bought
$65.3K
Market cap
$1.5B
May 19 – Jun 5, 2025
Detected Jun 5, 2025
3 insiders
Total bought
$21.6M
Market cap
$1.6B
Feb 28 – Mar 10, 2025
Detected Mar 10, 2025
4 insiders
Total bought
$22.0M
Market cap
$1.6B

2 more clusters in TRS

All notable open-market buys in TRS

Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.

Date	Insider	Shares	Price	Value	Filing
Mar 5, 2026	Tredwell Daniel P Director	59.77	$39.38	$2.4K	SEC ↗
Nov 12, 2025	Tredwell Daniel Pcluster Director	73.6	$31.94	$2.4K	SEC ↗
Nov 11, 2025	Fielkow Jeffrey Acluster Director	2,000	$31.46	$62.9K	SEC ↗
Aug 11, 2025	Tredwell Daniel P Director	66.36	$35.39	$2.3K	SEC ↗
Jun 5, 2025	SHAPIRA ADRIANNEcluster Director	4,000	$25.82	$103.3K	SEC ↗
May 22, 2025	Trend International Holding AGcluster 10% Owner	72,937	$26.16	$1.9M	SEC ↗
May 21, 2025	Trend International Holding AGcluster 10% Owner	410,172	$25.43	$10.4M	SEC ↗
May 20, 2025	SEDAGHAT SHAWNcluster Director, 10% Owner	104,957	$25.70	$2.7M	SEC ↗
May 19, 2025	SEDAGHAT SHAWNcluster Director, 10% Owner	180,823	$25.25	$4.6M	SEC ↗
May 19, 2025	SEDAGHAT SHAWNcluster Director, 10% Owner	73,577	$25.73	$1.9M	SEC ↗
May 19, 2025	Fielkow Jeffrey A Director	500	$24.98	$12.5K	SEC ↗
May 12, 2025	Tredwell Daniel P Director	94.85	$24.72	$2.3K	SEC ↗
May 1, 2025	Trend International Holding AG 10% Owner	16,930	$23.99	$406.2K	SEC ↗
Apr 30, 2025	Trend International Holding AG 10% Owner	123,388	$23.83	$2.9M	SEC ↗
Mar 10, 2025	SEDAGHAT SHAWNcluster Director, 10% Owner	554,149	$24.07	$13.3M	SEC ↗
Mar 7, 2025	SEDAGHAT SHAWNcluster Director, 10% Owner	189,594	$23.71	$4.5M	SEC ↗
Mar 7, 2025	SEDAGHAT SHAWNcluster Director, 10% Owner	60,003	$24.22	$1.5M	SEC ↗
Mar 6, 2025	Tredwell Daniel P Director	95.62	$22.78	$2.2K	SEC ↗
Mar 4, 2025	SEDAGHAT SHAWNcluster Director, 10% Owner	94,319	$21.72	$2.0M	SEC ↗
Mar 4, 2025	Boehne Holly M Director	4,650	$21.49	$99.9K	SEC ↗
Feb 28, 2025	Parker Herbert Kcluster Director	14,612	$20.81	$304.1K	SEC ↗
Feb 28, 2025	Finley Teresacluster Director	14,388	$21.12	$303.9K	SEC ↗
Feb 28, 2025	Tredwell Daniel Pcluster Director	5,000	$20.67	$103.4K	SEC ↗
Feb 28, 2025	Fielkow Jeffrey A Director	2,500	$20.78	$52.0K	SEC ↗
Nov 15, 2024	AMATO THOMAS Acluster Director, President and CEO	10,000	$25.83	$258.3K	SEC ↗

9 earlier buys hidden — sign in free to see the full history.

More Consumer Discretionary stocks with insider cluster buys

All insider buying in Consumer Discretionary →

TRS insider buying — FAQ

Are insiders buying TRS stock?: Yes — 11 distinct insiders have bought TRS (TRIMAS CORP) on the open market, including 5 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Mar 9, 2026.
How much TRS stock have insiders bought?: Insiders have bought a combined $48.1M of TRS across 34 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in TRS?: A cluster buy is two or more distinct TRIMAS CORP insiders — officers, directors, or 10% owners — each buying TRS on the open market within a rolling window. TRS has 5 detected cluster buys to date.
Where does this TRS insider trading data come from?: Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

How we track insider buying in TRS

We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy TRS within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?

This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding TRS.