ABCL insider buying
5 cluster buysAbCellera Biologics Inc.
When two or more insiders at AbCellera Biologics Inc. buy ABCL 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 ABCL 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
- Aug 12 – Aug 24, 2026Detected Aug 24, 2026High conviction3 insidersTotal bought$1.5MMarket capUnknown
- Aug 12 – Aug 18, 2026Detected Aug 18, 2026High conviction3 insidersTotal bought$975.2KMarket capUnknown
- Aug 12 – Aug 14, 2026Detected Aug 14, 2026High conviction2 insidersTotal bought$864.9KMarket capUnknown
2 more clusters in ABCL
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All notable open-market buys in ABCL
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 |
|---|---|---|---|---|---|
| Aug 24, 2026 | Hayden Michael Rcluster Director | 53,613 | $10.64 | $570.4K | SEC ↗ |
| Aug 18, 2026 | Montalbano John S.cluster Director | 10,000 | $11.03 | $110.3K | SEC ↗ |
| Aug 14, 2026 | Booth Andrewcluster Chief Financial Officer | 37,200 | $10.32 | $383.9K | SEC ↗ |
| Aug 12, 2026 | Hayden Michael Rcluster Director | 46,387 | $10.37 | $481.0K | SEC ↗ |
| Feb 27, 2026 | Booth Andrewcluster Chief Financial Officer | 42,600 | $3.42 | $145.7K | SEC ↗ |
| Feb 27, 2026 | Thermopylae Holdings Ltd.cluster 10% Owner | 38,000 | $3.44 | $130.7K | SEC ↗ |
| Feb 26, 2026 | Thermopylae Holdings Ltd.cluster 10% Owner | 177,457 | $3.27 | $580.3K | SEC ↗ |
| Nov 26, 2025 | Director | 50,000 | $3.57 | $178.5K | SEC ↗ |
| Mar 11, 2025 | Thermopylae Holdings Ltd.cluster 10% Owner | 343,631 | $2.16 | $742.2K | SEC ↗ |
| Mar 10, 2025 | Director | 25,000 | $2.30 | $57.5K | SEC ↗ |
| Mar 6, 2025 | Montalbano John S.cluster Director | 60,000 | $2.34 | $140.4K | SEC ↗ |
| Aug 29, 2024 | 10% Owner | 283,516 | $2.61 | $740.0K | SEC ↗ |
ABCL insider buying — FAQ
- Are insiders buying ABCL stock?
- Yes — 5 distinct insiders have bought ABCL (AbCellera Biologics 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 Aug 24, 2026.
- How much ABCL stock have insiders bought?
- Insiders have bought a combined $4.3M of ABCL across 12 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in ABCL?
- A cluster buy is two or more distinct AbCellera Biologics Inc. insiders — officers, directors, or 10% owners — each buying ABCL on the open market within a rolling window. ABCL has 5 detected cluster buys to date.
- Where does this ABCL 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 ABCL
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 ABCL 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 ABCL.