Are insiders buying FAST stock?

Yes — 6 distinct insiders have bought FAST (FASTENAL CO) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Jan 27, 2026.

How much FAST stock have insiders bought?

Insiders have bought a combined $506.6K of FAST across 10 open-market purchases, based on SEC Form 4 filings.

What is an insider cluster buy in FAST?

A cluster buy is two or more distinct FASTENAL CO insiders — officers, directors, or 10% owners — each buying FAST on the open market within a rolling window. FAST has 2 detected cluster buys to date.

Where does this FAST 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.

FAST insider buying

2 cluster buys

FASTENAL CO · Industrials

When two or more insiders at FASTENAL CO buy FAST 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 FAST 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

$506.6K

Market cap

$55.5B

Detected clusters

Oct 16 – Nov 19, 2025
Detected Nov 19, 2025
4 insiders
Total bought
$212.9K
Market cap
$55.5B
Apr 17 – Jun 11, 2024
Detected Jun 11, 2024
2 insiders
Total bought
$292.2K
Market cap
$55.5B

All notable open-market buys in FAST

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
Nov 19, 2025	Nielsen Sarah Ncluster Director	1,000	$39.60	$39.6K	SEC ↗
Nov 17, 2025	Johnson Daniel L.cluster Director	1,000	$40.44	$40.4K	SEC ↗
Nov 13, 2025	HSU Hsenghung Samcluster Director	1,000	$49.58	$49.6K	SEC ↗
Nov 12, 2025	Eastman Stephen L.cluster Director	1,000	$40.82	$40.8K	SEC ↗
Oct 16, 2025	HSU Hsenghung Samcluster Director	1,000	$42.45	$42.5K	SEC ↗
Apr 14, 2025	Miller Charles S. Senior EVP-Sales	20	$39.15	$783.0	SEC ↗
Apr 7, 2025	Miller Charles S. Senior EVP-Sales	20	$39.15	$783.0	SEC ↗
Jun 11, 2024	HSU Hsenghung Samcluster Director	500	$62.95	$31.5K	SEC ↗
Jun 10, 2024	HSU Hsenghung Samcluster Director	500	$63.28	$31.6K	SEC ↗
Apr 17, 2024	Johnson Daniel L.cluster Director	3,350	$68.38	$229.1K	SEC ↗

More Industrials stocks with insider cluster buys

All insider buying in Industrials →

FAST insider buying — FAQ

Are insiders buying FAST stock?: Yes — 6 distinct insiders have bought FAST (FASTENAL CO) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Jan 27, 2026.
How much FAST stock have insiders bought?: Insiders have bought a combined $506.6K of FAST across 10 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in FAST?: A cluster buy is two or more distinct FASTENAL CO insiders — officers, directors, or 10% owners — each buying FAST on the open market within a rolling window. FAST has 2 detected cluster buys to date.
Where does this FAST 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 FAST

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 FAST 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 FAST.