AbCellera Biologics Inc. (ABCL) Insider Ownership

Historic Insider Ownership Trends

AbCellera Biologics's three largest insider shareholders as of March 23, 2026 are Holdings Ltd. Thermopylae (TenPercentOwner, 56.13Mn shares), Veronique Lecault (Chief Operating Officer, 2.12Mn shares), Michael R Hayden (Director, 1.32Mn shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Holdings Ltd. Thermopylae 56,134,097 0 02 Mar, 2026
Veronique Lecault Chief Operating Officer 2,123,456 0 24 Jun, 2024
Michael R Hayden 0 1,323,397 26 Sep, 2023
Carl L. G. Hansen Chief Executive Officer 898,000 0 26 Nov, 2024
Ester Falconer Chief Technology Officer 875,000 0 03 Sep, 2021
Veronique Lecault Chief Operating Officer 0 273,630 10 Jun, 2021
Carl L. G. Hansen Chief Executive Officer 0 233,500 10 Jun, 2021
John S. Montalbano 221,000 0 26 Nov, 2025
Andrew Booth Chief Financial Officer 195,600 0 27 Feb, 2026
Andrew Booth Chief Financial Officer 0 130,959 15 Nov, 2021
John Hamer 128,862 0 02 Sep, 2021
Andrew Lo 86,938 0 07 Dec, 2021
Bio, L.P. Dcvc 0 73,892 21 Jun, 2021
John Hamer 0 73,892 22 Jun, 2021
Tryn Stimart Chief Legal Officer 250 0 10 Jun, 2021

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
27 Feb, 2026 Holdings Ltd. Thermopylae Common Shares A 38,000 $3.44 56,134,097 D P
26 Feb, 2026 Holdings Ltd. Thermopylae Common Shares A 177,457 $3.27 56,096,097 D P
27 Feb, 2026 Andrew Booth Common Shares A 42,600 $3.42 195,600 D P
01 Jan, 2026 Tryn Stimart Share option (right to buy) A 539,265 $0.00 4,646,012 D A
01 Jan, 2026 Andrew Booth Share option (right to buy) A 808,898 $0.00 8,751,849 D A
01 Jan, 2026 Carl L. G. Hansen Share option (right to buy) A 2,106,505 $0.00 13,096,837 D A
01 Jan, 2026 Veronique Lecault Share option (right to buy) A 539,265 $0.00 5,201,069 D A
01 Dec, 2025 Stephen Quake Share option (right to buy) A 194,932 $0.00 194,932 D A
18 Dec, 2025 Holdings Ltd. Thermopylae Common Shares D 225,000 $0.00 55,918,640 D G
26 Nov, 2025 John S. Montalbano Common Shares A 50,000 $3.57 221,000 D P
12 Jun, 2025 Michael R Hayden Share option (right to buy) A 238,864 $0.00 899,843 D A
12 Jun, 2025 Andrew Lo Share option (right to buy) A 238,864 $0.00 541,354 D A
12 Jun, 2025 John S. Montalbano Share option (right to buy) A 238,864 $0.00 1,029,843 D A
11 Mar, 2025 Holdings Ltd. Thermopylae Common Shares A 343,631 $2.16 56,143,640 D P
10 Mar, 2025 John S. Montalbano Common Shares A 25,000 $2.30 171,000 D P
06 Mar, 2025 John S. Montalbano Common Shares A 60,000 $2.34 146,000 D P
01 Jan, 2025 Carl L. G. Hansen Share option (right to buy) A 2,730,109 $0.00 10,990,332 D A
01 Jan, 2025 Tryn Stimart Share option (right to buy) A 832,033 $0.00 4,106,747 D A
01 Jan, 2025 Andrew Booth Share option (right to buy) A 1,352,054 $0.00 7,942,951 D A
01 Jan, 2025 Veronique Lecault Share option (right to buy) A 832,033 $0.00 4,661,804 D A