BIOGEN INC.
BIIB
32 insider filings · Latest: Jun 9, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Feb 12, 2026 | Feb 18 1:16 AM | Nicole MurphyHead of Pharm Ops and Tech | Purchase | 3 | $195.04 | $585 | 19,611.041(D) | View → |
| Feb 9, 2026 | Feb 10 10:05 PM | Priya SinghalHead of Development | Sale | 2,660 | $199.83 | $531.5K | 8,043.143(D) | View → |
| Feb 9, 2026 | Feb 9 3:14 PM | Singhal Priya | Proposed Sale | 2,660 | $199.83 | $531.5K | — | View → |
| Feb 2, 2026 | Feb 3 10:17 PM | Priya SinghalHead of Development | Sale | 748 | $179.30 | $134.1K | 6,271.143(D) | View → |
| Feb 2, 2026 | Feb 2 4:10 PM | Singhal Priya | Proposed Sale | 748 | $179.30 | $134.1K | — | View → |
| Sep 2, 2025 | Sep 2 4:54 PM | Singhal Priya | Proposed Sale | 517 | $133.55 | $69.0K | — | View → |
| Jul 8, 2025 | Jul 8 7:26 PM | Izzar Rachid | Proposed Sale | 2,223 | $135.00 | $300.1K | — | View → |
| May 19, 2025 | May 19 3:24 PM | Singhal Priya | Proposed Sale | 3,806 | $126.25 | $480.5K | — | View → |
| Mar 7, 2025 | Mar 7 9:18 PM | STEPHEN A SHERWIN | Proposed Sale | 8,760 | $147.37 | $1.3M | — | View → |
| Dec 9, 2024 | Dec 9 3:33 PM | Singhal Priya | Proposed Sale | 110 | $157.21 | $17.3K | — | View → |
| Sep 3, 2024 | Sep 3 5:00 PM | Singhal Priya | Proposed Sale | 431 | $204.22 | $88.0K | — | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Jun 9, 2026 | Jun 11 9:21 PM | Menelas N PangalosDirector | Option Exercise | 2,370 | $0.00 | 0(D) | View → |
| May 1, 2026 | May 5 8:11 PM | Adam KeeneyHead of Corporate Development | Option Exercise | 939 | $0.00 | 0(D) | View → |
| Apr 1, 2026 | Apr 3 8:05 PM | Sean GodboutChief Accounting Officer | Option Exercise | 181 | $0.00 | 364(D) | View → |
| Feb 13, 2026 | Feb 18 1:18 AM | Christopher ViehbacherDirector, President and CEO | Grant/Award | 38,015 | $0.00 | 38,015(D) | View → |
| Feb 13, 2026 | Feb 18 1:17 AM | Priya SinghalHead of Development | Grant/Award | 10,560 | $0.00 | 10,560(D) | View → |
| Feb 13, 2026 | Feb 18 1:16 AM | Nicole MurphyHead of Pharm Ops and Tech | Grant/Award | 10,560 | $0.00 | 10,560(D) | View → |
| Feb 13, 2026 | Feb 18 1:14 AM | Robin KramerChief Financial Officer | Grant/Award | 8,450 | $0.00 | 8,450(D) | View → |
| Feb 13, 2026 | Feb 18 1:12 AM | Adam KeeneyHead of Corporate Development | Grant/Award | 8,025 | $0.00 | 8,025(D) | View → |
| Feb 13, 2026 | Feb 18 1:11 AM | Rachid IzzarHead of Global Product Strat. | Grant/Award | 7,390 | $0.00 | 7,390(D) | View → |
| Feb 13, 2026 | Feb 18 1:10 AM | Jane GroganHead of Research | Grant/Award | 8,450 | $0.00 | 8,450(D) | View → |
| Feb 13, 2026 | Feb 18 1:09 AM | Ginger GregoryEVP, Human Resources | Grant/Award | 8,025 | $0.00 | 8,025(D) | View → |
| Feb 13, 2026 | Feb 18 1:07 AM | Sean GodboutChief Accounting Officer | Grant/Award | 1,800 | $0.00 | 1,800(D) | View → |
| Feb 13, 2026 | Feb 18 1:05 AM | Susan H AlexanderEVP Chief Legal Officer | Grant/Award | 8,450 | $0.00 | 8,450(D) | View → |
| Feb 6, 2026 | Feb 10 10:06 PM | Christopher ViehbacherDirector, President and CEO | Option Exercise | 24,461 | $0.00 | 30,907(D) | View → |
| Feb 6, 2026 | Feb 10 10:05 PM | Priya SinghalHead of Development | Option Exercise | 6,900 | $0.00 | 9,367(D) | View → |
| Feb 6, 2026 | Feb 10 10:03 PM | Nicole MurphyHead of Pharm Ops and Tech | Option Exercise | 8,725 | $0.00 | 9,367(D) | View → |
| Feb 6, 2026 | Feb 10 10:02 PM | Robin KramerChief Financial Officer | Option Exercise | 5,003 | $0.00 | 7,024(D) | View → |
| Feb 6, 2026 | Feb 10 10:01 PM | Adam KeeneyHead of Corporate Development | Option Exercise | 5,080 | $0.00 | 6,557(D) | View → |
| Feb 6, 2026 | Feb 10 10:00 PM | Rachid IzzarHead of Global Product Strat. | Option Exercise | 6,889 | $0.00 | 6,087(D) | View → |
| Feb 6, 2026 | Feb 10 9:59 PM | Jane GroganHead of Research | Option Exercise | 3,258 | $0.00 | 3,747(D) | View → |
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