| October 22, 2025 | Abacus Confirms Availability of Annual General and Special Meeting Materials Due to Canadian Postal Strike |
| June 1, 2025 | Abacus Announces Appointment of Niina Makela as Chief Financial Officer |
| April 2, 2025 | Abacus Completes Non-Brokered Private Placement |
| March 31, 2025 | Abacus Announces Further Increase to Financing |
| March 26, 2025 | Abacus Announces Increase to Financing |
| February 28, 2025 | Abacus Announces Financing |
| February 20, 2025 | Abacus Announces Grant of Stock Options |