| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For ALT | |||||
| 2025-11-11 | Weaver, Gregory L | Chief Financial Officer | Sold | 18750 | $0.00 |
| 2025-11-11 | Weaver, Gregory L | Chief Financial Officer | Purchased | 18750 | $0.00 |
| 2025-11-11 | Weaver, Gregory L | Chief Financial Officer | Sold | 5672 | $4.28 |
| 2025-10-01 | Arbet-engels, Christophe | Chief Medical Officer | Purchased | 150000 | $0.00 |
| 2025-10-01 | Weaver, Gregory L | Chief Financial Officer | Purchased | 166800 | $0.00 |
| 2025-10-01 | Weaver, Gregory L | Chief Financial Officer | Purchased | 57900 | $0.00 |
| 2025-10-01 | Arbet-engels, Christophe | Chief Medical Officer | Purchased | 450000 | $0.00 |
| 2025-09-25 | Hodges, Philip | Director | Purchased | 48800 | $0.00 |
| 2025-09-25 | Sohn, Catherine A. | Director | Purchased | 48800 | $0.00 |
| 2025-09-25 | Durso, Jerome Benedict | Director | Purchased | 48800 | $0.00 |
| 2025-09-25 | Lawver, Teri L | Director | Purchased | 48800 | $0.00 |
| 2025-09-25 | Jorkasky, Diane | Director | Purchased | 48800 | $0.00 |
| 2025-09-25 | Gill, John | Director | Purchased | 48800 | $0.00 |
| 2025-09-25 | Schafer, Klaus | Director | Purchased | 48800 | $0.00 |
| 2025-09-25 | Sayare, Mitchel | Director | Purchased | 48800 | $0.00 |
| 2025-09-25 | Pisano, Wayne | Director | Purchased | 48800 | $0.00 |
| 2025-09-16 | Richardson, Linda M | Chief Commercial Officer | Purchased | 96000 | $0.00 |
| 2025-09-16 | Richardson, Linda M | Chief Commercial Officer | Purchased | 278000 | $0.00 |
| 2025-07-31 | Roberts, M Scot | Chief Scientific Officer | Purchased | 846 | $3.14 |
| 2025-07-31 | Jordt, Raymond M | Chief Business Officer | Purchased | 1368 | $3.14 |