Are insiders buying TREX stock?

Yes — 3 distinct insiders have bought TREX (TREX CO INC) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Mar 3, 2026.

How much TREX stock have insiders bought?

Insiders have bought a combined $946.6K of TREX across 9 open-market purchases, based on SEC Form 4 filings.

What is an insider cluster buy in TREX?

A cluster buy is two or more distinct TREX CO INC insiders — officers, directors, or 10% owners — each buying TREX on the open market within a rolling window. TREX has 1 detected cluster buy to date.

Where does this TREX 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.

TREX insider buying

1 cluster buy

TREX CO INC · Industrials

When two or more insiders at TREX CO INC buy TREX in a qualifying detection window, the grouped purchases provide a starting point for further research. Below is every cluster we've detected in TREX 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

$946.6K

Market cap

$5.0B

Detected clusters

Oct 10 – Nov 14, 2025
Detected Nov 14, 2025
Executive buyer2 insiders
Total bought
$481.4K
Market cap
$5.0B

All notable open-market buys in TREX

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 3, 2026	ROSE B ANDREW Director	11,022	$40.74	$449.0K	SEC ↗
Nov 14, 2025	Gandhi Prithvicluster SVP, Chief Financial Officer	15,000	$31.92	$478.8K	SEC ↗
Oct 10, 2025	Rudolph Jacob T.cluster SVP, CHRO	59	$43.92	$2.6K	SEC ↗
Jul 3, 2025	Rudolph Jacob T. SVP, CHRO	66	$46.22	$3.1K	SEC ↗
Apr 8, 2025	Rudolph Jacob T. SVP, CHRO	53	$49.39	$2.6K	SEC ↗
Jan 27, 2025	Rudolph Jacob T. SVP, CHRO	49	$57.58	$2.8K	SEC ↗
Oct 3, 2024	Rudolph Jacob T. SVP, CHRO	43	$56.59	$2.4K	SEC ↗
Jul 3, 2024	Rudolph Jacob T. SVP, CHRO	44	$63.00	$2.8K	SEC ↗
Apr 4, 2024	Rudolph Jacob T. SVP, CHRO	35	$70.37	$2.5K	SEC ↗

More Industrials stocks with insider cluster buys

All insider buying in Industrials →

TREX insider buying — FAQ

Are insiders buying TREX stock?: Yes — 3 distinct insiders have bought TREX (TREX CO INC) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Mar 3, 2026.
How much TREX stock have insiders bought?: Insiders have bought a combined $946.6K of TREX across 9 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in TREX?: A cluster buy is two or more distinct TREX CO INC insiders — officers, directors, or 10% owners — each buying TREX on the open market within a rolling window. TREX has 1 detected cluster buy to date.
Where does this TREX 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 TREX

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 TREX within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Transactions link to official filings; prices and market capitalizations may be cached market data. Read our methodology and data limits before interpreting the figures. What counts as a cluster buy?

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