BOLT insider buying
5 cluster buysBolt Biotherapeutics, Inc.
When two or more insiders at Bolt Biotherapeutics, Inc. buy BOLT in a qualifying detection window, the grouped purchases provide a starting point for further research. 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.
Detected clusters
- Jun 5 – Jun 5, 2026Detected Sep 21, 2026Executive buyer2 insidersTotal bought$4.4KMarket capUnknown
- Dec 5 – Dec 5, 2025Detected Dec 5, 2025Executive buyer2 insidersTotal bought$1.2KMarket cap$7.7M
- Jun 6 – Jun 6, 2025Detected Jun 6, 2025Executive buyer2 insidersTotal bought$1.4KMarket cap$7.7M
2 more clusters in BOLT
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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 |
|---|---|---|---|---|---|
| Jun 5, 2026 | Quinn William P.cluster Director, President, CEO and CFO | 637 | $3.88 | $2.5K | SEC ↗ |
| Jun 5, 2026 | Nemec Sarahcluster Senior VP, Finance and PAO | 509 | $3.88 | $2.0K | SEC ↗ |
| 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 | Quinn William P.cluster Director, President, CEO and CFO | 125 | $5.49 | $686.3 | SEC ↗ |
| Jun 6, 2025 | Nemec Sarahcluster Senior VP, Finance and PAO | 125 | $5.49 | $686.3 | SEC ↗ |
| Dec 16, 2024 | Nemec Sarahcluster Senior VP, Finance and PAO | 2,500 | $0.50 | $1.3K | SEC ↗ |
| Dec 16, 2024 | Quinn William P.cluster Director, President, CEO and CFO | 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 ↗ |
BOLT insider buying — FAQ
- Are insiders buying BOLT stock?
- Yes — 4 distinct insiders have bought BOLT (Bolt Biotherapeutics, Inc.) on the open market, including 5 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Sep 21, 2026.
- How much BOLT stock have insiders bought?
- Insiders have bought a combined $12.7K of BOLT across 10 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 5 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. 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 BOLT.