As of June 09, 2026, the three largest insider holders of ABCL are Holdings Ltd. Thermopylae (TenPercentOwner, 56.13Mn shares), Veronique Lecault (Chief Operating Officer, 2.12Mn shares), Michael R Hayden (Director, 1.32Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| John Hamer | - | 128,862 | 0 | 02 Sep, 2021 |
| Michael R Hayden | - | 0 | 1,323,397 | 26 Sep, 2023 |
| Andrew Lo | - | 86,938 | 0 | 07 Dec, 2021 |
| Andrew Booth | Chief Financial Officer | 195,600 | 0 | 27 Feb, 2026 |
| Carl L. G. Hansen | Chief Executive Officer | 898,000 | 0 | 26 Nov, 2024 |
| Veronique Lecault | Chief Operating Officer | 2,123,456 | 0 | 24 Jun, 2024 |
| John S. Montalbano | - | 221,000 | 0 | 26 Nov, 2025 |
| Holdings Ltd. Thermopylae | - | 56,134,097 | 0 | 02 Mar, 2026 |
| Ester Falconer | Chief Technology Officer | 875,000 | 0 | 03 Sep, 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.
| 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 |
| 27 Feb, 2026 | Holdings Ltd. Thermopylae | Common Shares | A | 38,000 | $3.44 | 56,134,097 | D | P |
| 27 Feb, 2026 | Andrew Booth | Common Shares | A | 42,600 | $3.42 | 195,600 | D | P |
| 27 Feb, 2026 | Andrew Booth | Common Shares | A | 42,600 | $3.42 | 195,600 | D | P |
| 26 Feb, 2026 | Holdings Ltd. Thermopylae | Common Shares | A | 177,457 | $3.27 | 56,096,097 | D | P |
| 26 Feb, 2026 | Holdings Ltd. Thermopylae | Common Shares | A | 177,457 | $3.27 | 56,096,097 | D | P |
| 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 | Carl L. G. Hansen | Share option (right to buy) | A | 2,106,505 | $0.00 | 13,096,837 | D | A |
| 01 Jan, 2026 | Tryn Stimart | Share option (right to buy) | A | 539,265 | $0.00 | 4,646,012 | D | A |
| 01 Jan, 2026 | Veronique Lecault | Share option (right to buy) | A | 539,265 | $0.00 | 5,201,069 | D | A |
| 01 Jan, 2026 | Veronique Lecault | Share option (right to buy) | A | 539,265 | $0.00 | 5,201,069 | 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 | Andrew Booth | Share option (right to buy) | A | 808,898 | $0.00 | 8,751,849 | D | A |
| 01 Jan, 2026 | Tryn Stimart | Share option (right to buy) | A | 539,265 | $0.00 | 4,646,012 | 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 |
| 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 |
| 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 |