2seventy bio, Inc.
Insider Ownership
| 10-K/A | 34 | 04/28/2025 | 12/31/2024 |
| 10-K | 34 | 03/25/2025 | 12/31/2024 |
| 8-K | 34 | 03/25/2025 | 03/25/2025 |
| 8-K | 34 | 02/06/2025 | 02/06/2025 |
| 10-Q | 34 | 11/12/2024 | 09/30/2024 |
| 8-K | 34 | 10/31/2024 | 10/31/2024 |
| 8-K | 34 | 09/25/2024 | 09/25/2024 |
| 8-K | 34 | 08/07/2024 | 08/07/2024 |
| 8-K | 34 | 07/26/2024 | 07/26/2024 |
| 8-K | 34 | 06/26/2024 | 06/21/2024 |
≥5% Ownership
| 4 | 03/19/2025 | 03/17/2025 | |
| 4 | 03/19/2025 | 03/17/2025 | |
| 4 | 03/19/2025 | 03/17/2025 | |
| 4/A | 01/22/2025 | 01/03/2025 | |
| 4 | 01/08/2025 | 01/06/2025 | |
| 4 | 12/17/2024 | 12/13/2024 | |
| 4 | 11/20/2024 | 11/18/2024 | |
| 4 | 08/16/2024 | 08/14/2024 | |
| 4 | 07/03/2024 | 07/01/2024 | |
| 4 | 07/03/2024 | 07/01/2024 |