BIOGEN INC. (BIIB) has 77 open-market insider trades by 27 insiders since 2004. Over the last six months insiders net sold $240K. The most active filer is Priya Singhal.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Alexander J. Denner | Dir | — | 6 | $225.1M | 2022-06-15 |
| Caroline Dorsa | Dir | — | 2 | $9.0M | 2025-06-17 |
| Alfred Sandrock | — | — | 10 | $6.1M | 2021-06-07 |
| Paul J. Clancy | CFOVP | — | 2 | $5.8M | 2017-04-25 |
| Susan H. Alexander | CLOVPSecretary | — | 4 | $5.5M | 2026-02-06 |
| Robert W. Pangia | Dir | — | 3 | $5.5M | 2020-06-03 |
| Michel Vounatsos | CEO | — | 5 | $3.8M | 2022-02-18 |
| Connie Matsui | EVPCorp. Strategy and Comm. | — | 1 | $3.5M | 2007-02-12 |
| Stelios Papadopoulos | Dir | — | 1 | $3.0M | 2022-06-15 |
| Stephen A. Sherwin | Dir | — | 2 | $2.0M | 2026-06-09 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Lloyd Minor | Director | Sell | $240K | 2026-08-03 |
| Nicole Murphy | Head of Pharm Ops and Tech | Buy | $585 | 2026-02-12 |
| Priya Singhal | — | Sell | $532K | 2026-02-09 |
| Priya Singhal | Head of Development | Sell | $134K | 2026-02-02 |
| Priya Singhal | — | Sell | $138K | 2025-09-02 |
| Rachid Izzar | — | Sell | $300K | 2025-07-08 |
Companies that share insiders with BIIB, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| Priya Singhal | — | Sell | $961K | 2025-05-19 |
| Caroline Dorsa | Director | Buy | $303K | 2025-05-02 |
| Stephen A. Sherwin | Director | Sell | $2.6M | 2025-03-07 |
| Priya Singhal | Head of Development | Sell | $17K | 2024-12-09 |
| Priya Singhal | — | Sell | $176K | 2024-09-03 |
| Priya Singhal | Head of Development | Sell | $20K | 2024-04-02 |
| Priya Singhal | — | Sell | $116K | 2024-02-22 |
| Priya Singhal | Head of Development | Sell | $24K | 2024-02-16 |
| Eric K. Rowinsky | Director | Buy | $203K | 2024-02-15 |