| Ansider | Title | Company | Date | Price | Return | Shares | Value |
|---|---|---|---|---|---|---|---|
| Murphy Nicole | Head of Pharm Ops and Tech | BIOGEN INC. (BIIB) | 2026-02-12 | $195.03 | 0.0% | 3 | $585 |
| Dorsa Caroline | Non-Executive Director | BIOGEN INC. (BIIB) | 2025-05-02 | $122.72 | 0.0% | 1,235 | $151,559 |
| Rowinsky Eric K | Non-Executive Director | BIOGEN INC. (BIIB) | 2024-02-15 | $222.54 | -9.3% | 455 | $101,256 |
| Mantas Jesus B | Non-Executive Director | BIOGEN INC. (BIIB) | 2021-02-09 | $267.00 | -24.4% | 898 | $239,766 |
| Vounatsos Michel | Chief Executive Officer | BIOGEN INC. (BIIB) | 2020-11-30 | $241.31 | -16.4% | 3,100 | $748,047 |