ABCL insider buying – AbCellera Biologics Inc.
40 insider purchases since 2016 worth $93.8M by 9 different insiders. Last 12 months: 10 purchases, $3.4M. Most recent filing: 2026-11-12.
Mid company Public float $789M (latest 10-K, SEC).
Same time range as the chart above - each mark sits under the week of the trade. Circles = purchases (height = price paid, size = amount), red triangles = open-market sales of $50k+. Prices as reported, not adjusted for later stock splits. 5 older purchases (before the 5-year window) are listed in the table below.
Purchases are open-market buys (SEC Form 4, code "P") - insiders paying with their own money. Sales are open-market sales (code "S") of $50,000 or more; many sales are pre-planned (Rule 10b5-1) or made for taxes and diversification. Each row links to the original filing.
Bought, sold, still holding?
| Insider | Bought | First / last buy | Sold since 2016 | Holds now* | Status |
|---|---|---|---|---|---|
| THIEL PETER Director | $60.0M 1× · 3,000,000 sh | 2020-12-15 2020-12-15 | – | 4,702,780 shares as of 2020-12-17 | Holds - never sold |
| Thermopylae Holdings Ltd. 10% Owner | $22.2M 13× · 3,381,332 sh | 2021-11-11 2026-11-12 | 1× · $134.5M last 2021-06-09 | 56,134,097 shares as of 2026-03-02 | Holds (sold earlier) |
| Lecault Veronique Officer | $3.8M 4× · 473,789 sh | 2020-12-15 2023-09-12 | – | 2,458,666 shares as of 2024-06-24 | Holds - never sold |
| Hayden Michael R Director | $2.8M 5× · 223,665 sh | 2020-12-15 2026-08-24 | 1× · $2.5M last 2021-06-22 | 1,491,642 shares as of 2026-08-24 | Holds (sold earlier) |
| Booth Andrew CFO | $2.1M 5× · 246,800 sh | 2021-11-11 2026-08-14 | 1× · $30.6M last 2021-06-09 | 613,759 shares as of 2026-08-14 | Holds (sold earlier) |
| Montalbano John S. Director | $1.6M 10× · 256,000 sh | 2020-12-15 2026-08-18 | – | 256,000 shares as of 2026-08-18 | Holds - never sold |
| Lo Andrew Director | $1.2M 1× · 86,938 sh | 2021-12-03 2021-12-03 | – | 86,938 shares as of 2021-12-07 | Holds - never sold |
| Stimart Tryn Officer | $10,000 1× · 500 sh | 2020-12-15 2020-12-15 | – | 500 shares as of 2021-12-09 | Holds - never sold |
* Shares held after the insider's most recent SEC filing for this company (all share classes, direct and indirect). If an insider stops filing, later changes are not known.
Insider buying and selling by year
| Year | Purchases | Bought | Buyers | Sales | Sold |
|---|---|---|---|---|---|
| 2026 | 9 | $3.2M | 4 | – | – |
| 2025 | 4 | $1.1M | 2 | – | – |
| 2024 | 1 | $739,977 | 1 | – | – |
| 2023 | 6 | $1.6M | 5 | – | – |
| 2022 | 11 | $19.4M | 4 | – | – |
| 2021 | 4 | $5.3M | 4 | 6 | $343.0M |
| 2020 | 5 | $62.4M | 5 | – | – |
Insider purchases
| Filed | Insider | Role | Shares | Avg price | Value | Holdings | Filing |
|---|---|---|---|---|---|---|---|
| 2026-11-12 | Thermopylae Holdings Ltd. | 10% Owner | 60,565 | $11.54 | $698,920 | +0% | SEC |
| 2026-08-24 | Hayden Michael R | Director | 53,613 | $10.64 | $570,442 | +4.1% | SEC |
| 2026-08-18 | Montalbano John S. | Director | 10,000 | $11.03 | $110,300 | +4.1% | SEC |
| 2026-08-14 | Booth Andrew | CFO | 37,200 | $10.32 | $383,904 | +8.3% | SEC |
| 2026-08-14 | Hayden Michael R | Director | 46,387 | $10.37 | $481,033 | +3.6% | SEC |
| 2026-05-18 | Montalbano John S. | Director | 20,000 | $4.77 | $95,400 | +9.0% | SEC |
| 2026-03-02 | Thermopylae Holdings Ltd. | 10% Owner | 38,000 | $3.44 | $130,720 | +0.1% | SEC |
| 2026-02-27 | Booth Andrew | CFO | 42,600 | $3.42 | $145,692 | +27.8% | SEC |
| 2026-02-27 | Thermopylae Holdings Ltd. | 10% Owner | 177,457 | $3.27 | $580,284 | +0.3% | SEC |
| 2025-11-26 | Montalbano John S. | Director | 50,000 | $3.57 | $178,500 | +29.2% | SEC |
| 2025-03-11 | Thermopylae Holdings Ltd. | 10% Owner | 343,631 | $2.16 | $742,243 | +0.6% | SEC |
| 2025-03-10 | Montalbano John S. | Director | 25,000 | $2.30 | $57,500 | +17.1% | SEC |
| 2025-03-07 | Montalbano John S. | Director | 60,000 | $2.34 | $140,400 | +69.8% | SEC |
| 2024-08-29 | Thermopylae Holdings Ltd. | 10% Owner | 283,516 | $2.61 | $739,977 | +0.5% | SEC |
| 2023-11-08 | Montalbano John S. | Director | 30,000 | $4.58 | $137,400 | +53.6% | SEC |
| 2023-09-26 | Hayden Michael R | Director | 20,000 | $4.91 | $98,200 | +1.5% | SEC |
| 2023-09-14 | Lecault Veronique | Officer | 20,000 | $5.19 | $103,800 | +1.0% | SEC |
| 2023-08-09 | Hayden Michael R | Director | 30,000 | $5.90 | $177,000 | +2.4% | SEC |
| 2023-05-26 | Thermopylae Holdings Ltd. | 10% Owner | 153,000 | $6.52 | $997,560 | +0.3% | SEC |
| 2023-05-26 | Booth Andrew | CFO | 14,500 | $6.85 | $99,325 | +10.5% | SEC |
| 2022-12-20 | Thermopylae Holdings Ltd. | 10% Owner | 85,102 | $10.10 | $859,530 | +0.2% | SEC |
| 2022-08-22 | Thermopylae Holdings Ltd. | 10% Owner | 200,000 | $11.46 | $2.3M | +0.4% | SEC |
| 2022-06-15 | Thermopylae Holdings Ltd. | 10% Owner | 64,088 | $8.03 | $514,810 | +0.1% | SEC |
| 2022-06-08 | Thermopylae Holdings Ltd. | 10% Owner | 64,545 | $7.50 | $484,088 | +0.1% | SEC |
| 2022-05-17 | Lecault Veronique | Officer | 200,000 | $6.34 | $1.3M | +12.7% | SEC |
| 2022-05-17 | Thermopylae Holdings Ltd. | 10% Owner | 300,000 | $7.26 | $2.2M | +0.5% | SEC |
| 2022-05-16 | Thermopylae Holdings Ltd. | 10% Owner | 1,408,468 | $6.41 | $9.0M | +2.6% | SEC |
| 2022-05-16 | Booth Andrew | CFO | 85,000 | $5.79 | $492,150 | +158.9% | SEC |
| 2022-03-04 | Montalbano John S. | Director | 10,000 | $8.54 | $85,400 | +21.7% | SEC |
| 2022-03-03 | Montalbano John S. | Director | 20,000 | $9.05 | $181,000 | +76.9% | SEC |
| 2022-03-01 | Lecault Veronique | Officer | 230,789 | $8.66 | $2.0M | +17.2% | SEC |
| 2021-12-07 | Lo Andrew | Director | 86,938 | $14.02 | $1.2M | SEC | |
| 2021-11-15 | Thermopylae Holdings Ltd. | 10% Owner | 202,960 | $14.76 | $3.0M | +0.4% | SEC |
| 2021-11-15 | Booth Andrew | CFO | 67,500 | $14.71 | $993,130 | +106.4% | SEC |
| 2021-08-17 | Montalbano John S. | Director | 6,000 | $17.23 | $103,380 | +30.0% | SEC |
| 2020-12-17 | THIEL PETER | Director | 3,000,000 | $20.00 | $60.0M | +41.8% | SEC |
| 2020-12-17 | Stimart Tryn | Officer | 500 | $20.00 | $10,000 | SEC | |
| 2020-12-17 | Lecault Veronique | Officer | 23,000 | $20.00 | $460,000 | +2.3% | SEC |
| 2020-12-17 | Hayden Michael R | Director | 73,665 | $20.00 | $1.5M | +165.2% | SEC |
| 2020-12-17 | Director | 25,000 | $20.00 | $500,000 | SEC |
Insider sales
| Filed | Insider | Role | Shares | Avg price | Value | Type | Filing |
|---|---|---|---|---|---|---|---|
| 2021-09-02 | HAMER JOHN | Director | 300,000 | $16.94 | $5.1M | Sale | SEC |
| 2021-06-22 | Hayden Michael R | Director | 100,000 | $25.50 | $2.5M | Sale | SEC |
| 2021-06-10 | Thermopylae Holdings Ltd. | 10% Owner | 5,598,420 | $24.03 | $134.5M | Sale | SEC |
| 2021-06-10 | Hansen Carl L. G. | CEO | 6,000,000 | $24.13 | $144.8M | Sale | SEC |
| 2021-06-10 | Falconer Ester | Officer | 1,000,000 | $25.50 | $25.5M | Sale | SEC |
| 2021-06-10 | Booth Andrew | CFO | 1,200,000 | $25.50 | $30.6M | Sale | SEC |
Compiled automatically from public SEC filings. Not investment advice. Get every new insider purchase in the daily report.
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