Are insiders buying BOLT stock?

Yes — 2 distinct insiders have bought BOLT (Bolt Biotherapeutics, Inc.) on the open market, including 4 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Feb 4, 2026.

How much BOLT stock have insiders bought?

Insiders have bought a combined $8.2K of BOLT across 8 open-market purchases, based on SEC Form 4 filings.

What is an insider cluster buy in BOLT?

A cluster buy is two or more distinct Bolt Biotherapeutics, Inc. insiders — officers, directors, or 10% owners — each buying BOLT on the open market within a rolling window. BOLT has 4 detected cluster buys to date.

Where does this BOLT 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.

BOLT insider buying

4 cluster buys

Bolt Biotherapeutics, Inc. · Healthcare

When two or more insiders at Bolt Biotherapeutics, Inc. buy BOLT 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 BOLT 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

$8.2K

Market cap

$7.7M

Detected clusters

Dec 5 – Dec 5, 2025
Detected Dec 5, 2025
High conviction2 insiders
Total bought
$1.2K
Market cap
$7.7M
Jun 6 – Jun 6, 2025
Detected Jun 6, 2025
High conviction2 insiders
Total bought
$1.4K
Market cap
$7.7M
Dec 16 – Dec 16, 2024
Detected Dec 16, 2024
High conviction2 insiders
Total bought
$2.5K
Market cap
$7.7M

1 more cluster in BOLT

All notable open-market buys in BOLT

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
Dec 5, 2025	Quinn William P.cluster Director, President, CEO and CFO	125	$4.61	$576.3	SEC ↗
Dec 5, 2025	Nemec Sarahcluster Senior VP, Finance and PAO	125	$4.61	$576.3	SEC ↗
Jun 6, 2025	Nemec Sarahcluster Senior VP, Finance and PAO	125	$5.49	$686.3	SEC ↗
Jun 6, 2025	Quinn William P.cluster Director, President, CEO and CFO	125	$5.49	$686.3	SEC ↗
Dec 16, 2024	Quinn William P.cluster Director, President, CEO and CFO	2,500	$0.50	$1.3K	SEC ↗
Dec 16, 2024	Nemec Sarahcluster Senior VP, Finance and PAO	2,500	$0.50	$1.3K	SEC ↗
Jun 6, 2024	Quinn William P.cluster Director, President, CEO and CFO	2,500	$0.64	$1.6K	SEC ↗
Jun 6, 2024	Nemec Sarahcluster Senior VP, Finance and PAO	2,500	$0.64	$1.6K	SEC ↗

More Healthcare stocks with insider cluster buys

All insider buying in Healthcare →

BOLT insider buying — FAQ

Are insiders buying BOLT stock?: Yes — 2 distinct insiders have bought BOLT (Bolt Biotherapeutics, Inc.) on the open market, including 4 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Feb 4, 2026.
How much BOLT stock have insiders bought?: Insiders have bought a combined $8.2K of BOLT across 8 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in BOLT?: A cluster buy is two or more distinct Bolt Biotherapeutics, Inc. insiders — officers, directors, or 10% owners — each buying BOLT on the open market within a rolling window. BOLT has 4 detected cluster buys to date.
Where does this BOLT 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 BOLT

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 BOLT 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 BOLT.