Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-02-12 Purchase | 2026-02-17 8:16 pm | BIOGEN INC. | BIIB | Murphy Nicole Head of Pharm Ops and Tech | 3 | $195.03 | $585 | 30,171 (Direct) | View |
| 2026-02-09 Sale | 2026-02-10 5:05 pm | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 2,660 | $199.83 | $531,548 | 19,627 (Direct) | View |
| 2026-02-02 Sale | 2026-02-03 5:17 pm | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 748 | $179.3 | $134,116 | 6,271 (Direct) | View |
| 2025-09-02 Sale | 2025-09-02 5:56 pm | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 517 | $133.55 | $69,045 | 5,772 (Direct) | View |
| 2025-07-08 Sale | 2025-07-16 5:55 pm | BIOGEN INC. | BIIB | Izzar Rachid Head of Global Product Strat. | 2,223 | $135 | $300,105 | 6,330 (Direct) | View |
| 2025-05-19 Sale | 2025-05-20 4:05 pm | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 3,806 | $126.25 | $480,508 | 5,427 (Direct) | View |
| 2025-05-02 Purchase | 2025-05-05 4:17 pm | BIOGEN INC. | BIIB | DORSA CAROLINE Director | 1,235 | $122.72 | $151,559 | 27,842 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-04-01 Exercise | 2026-04-03 4:05 pm | N/A 2028-04-01 | BIOGEN INC. | BIIB | Godbout Sean Chief Accounting Officer | 181 | $0 | 1,706 (Direct) | View |
| 2026-04-01 Tax Withholding | 2026-04-03 4:05 pm | N/A N/A | BIOGEN INC. | BIIB | Godbout Sean Chief Accounting Officer | 54 | $183.78 | 1,706 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:18 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO | 38,015 | $0 | 38,015 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:17 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 10,560 | $0 | 10,560 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:16 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | Murphy Nicole Head of Pharm Ops and Tech | 10,560 | $0 | 30,171 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:14 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | Kramer Robin Chief Financial Officer | 8,450 | $0 | 8,450 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:12 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | Keeney Adam Head of Corporate Development | 8,025 | $0 | 8,025 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:11 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | Izzar Rachid Head of Global Product Strat. | 7,390 | $0 | 7,390 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:10 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | Grogan Jane Head of Research | 8,450 | $0 | 8,450 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:09 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | Gregory Ginger EVP, Human Resources | 8,025 | $0 | 8,025 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:07 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | Godbout Sean Chief Accounting Officer | 1,800 | $0 | 1,800 (Direct) | View |
| 2026-02-13 Option Award | 2026-02-17 8:05 pm | N/A 2029-02-13 | BIOGEN INC. | BIIB | ALEXANDER SUSAN H EVP Chief Legal Officer | 8,450 | $0 | 8,450 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 5:06 pm | N/A N/A | BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO | 10,980 | $201.18 | 69,840 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 5:06 pm | N/A 2027-02-07 | BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO | 24,461 | $0 | 69,840 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 5:05 pm | N/A N/A | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 2,468 | $201.18 | 19,627 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 5:05 pm | N/A 2027-02-07 | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 6,900 | $0 | 19,627 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 5:03 pm | N/A N/A | BIOGEN INC. | BIIB | Murphy Nicole Head of Pharm Ops and Tech | 3,339 | $201.18 | 30,915 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 5:03 pm | N/A 2026-02-08 | BIOGEN INC. | BIIB | Murphy Nicole Head of Pharm Ops and Tech | 8,725 | $0 | 30,915 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 5:02 pm | N/A N/A | BIOGEN INC. | BIIB | Kramer Robin Chief Financial Officer | 1,543 | $201.18 | 19,200 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 5:02 pm | N/A 2026-02-08 | BIOGEN INC. | BIIB | Kramer Robin Chief Financial Officer | 5,003 | $0 | 19,200 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 5:01 pm | N/A N/A | BIOGEN INC. | BIIB | Keeney Adam Head of Corporate Development | 1,583 | $201.18 | 14,240 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 5:01 pm | N/A 2027-02-07 | BIOGEN INC. | BIIB | Keeney Adam Head of Corporate Development | 5,080 | $0 | 14,240 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 5:00 pm | N/A N/A | BIOGEN INC. | BIIB | Izzar Rachid Head of Global Product Strat. | 2,038 | $201.18 | 18,900 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 5:00 pm | N/A 2026-02-08 | BIOGEN INC. | BIIB | Izzar Rachid Head of Global Product Strat. | 6,889 | $0 | 18,900 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 4:59 pm | N/A N/A | BIOGEN INC. | BIIB | Grogan Jane Head of Research | 991 | $201.18 | 9,190 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 4:59 pm | N/A 2027-02-07 | BIOGEN INC. | BIIB | Grogan Jane Head of Research | 3,258 | $0 | 9,190 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 4:58 pm | N/A N/A | BIOGEN INC. | BIIB | Gregory Ginger EVP, Human Resources | 2,589 | $201.18 | 31,655 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 4:58 pm | N/A 2026-02-08 | BIOGEN INC. | BIIB | Gregory Ginger EVP, Human Resources | 7,183 | $0 | 31,655 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 4:56 pm | N/A N/A | BIOGEN INC. | BIIB | Godbout Sean Chief Accounting Officer | 359 | $201.18 | 2,555 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 4:56 pm | N/A 2026-02-08 | BIOGEN INC. | BIIB | Godbout Sean Chief Accounting Officer | 1,079 | $0 | 2,555 (Direct) | View |
| 2026-02-06 Tax Withholding | 2026-02-10 4:55 pm | N/A N/A | BIOGEN INC. | BIIB | ALEXANDER SUSAN H EVP Chief Legal Officer | 3,504 | $201.18 | 73,663 (Direct) | View |
| 2026-02-06 Exercise | 2026-02-10 4:55 pm | N/A 2026-02-08 | BIOGEN INC. | BIIB | ALEXANDER SUSAN H EVP Chief Legal Officer | 9,046 | $0 | 73,663 (Direct) | View |
| 2026-01-30 Tax Withholding | 2026-02-03 5:17 pm | N/A N/A | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 582 | $179.89 | 6,271 (Direct) | View |
| 2026-01-30 Exercise | 2026-02-03 5:17 pm | N/A 2026-02-01 | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 1,829 | $0 | 6,271 (Direct) | View |
| 2025-12-01 Tax Withholding | 2025-12-03 4:42 pm | N/A N/A | BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO | 3,404 | $177.78 | 16,443 (Direct) | View |
| 2025-12-01 Exercise | 2025-12-03 4:42 pm | N/A N/A | BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO | 7,040 | $0 | 16,443 (Direct) | View |
| 2025-10-31 Tax Withholding | 2025-11-04 4:12 pm | N/A N/A | BIOGEN INC. | BIIB | Grogan Jane Head of Research | 337 | $154.27 | 2,486 (Direct) | View |
| 2025-10-31 Exercise | 2025-11-04 4:12 pm | N/A 2026-11-01 | BIOGEN INC. | BIIB | Grogan Jane Head of Research | 695 | $0 | 2,486 (Direct) | View |
| 2025-10-02 Tax Withholding | 2025-10-06 1:00 pm | N/A N/A | BIOGEN INC. | BIIB | Godbout Sean Chief Accounting Officer | 8 | $155.25 | 522 (Direct) | View |
| 2025-10-02 Exercise | 2025-10-06 1:00 pm | N/A 2026-10-02 | BIOGEN INC. | BIIB | Godbout Sean Chief Accounting Officer | 26 | $0 | 522 (Direct) | View |
| 2025-08-29 Tax Withholding | 2025-09-02 5:56 pm | N/A N/A | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 807 | $132.22 | 5,772 (Direct) | View |
| 2025-08-29 Exercise | 2025-09-02 5:56 pm | N/A 2025-09-01 | BIOGEN INC. | BIIB | Singhal Priya Head of Development | 1,669 | $0 | 5,772 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 5:05 pm | N/A 2026-06-17 | BIOGEN INC. | BIIB | Pangalos Menelas N Director | 2,370 | $0 | 2,370 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 4:54 pm | N/A N/A | BIOGEN INC. | BIIB | Minor Lloyd Director | 2,370 | $0 | 2,370 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 4:53 pm | N/A N/A | BIOGEN INC. | BIIB | Patolawala Monish D Director | 2,370 | $0 | 3,710 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 4:47 pm | N/A N/A | BIOGEN INC. | BIIB | Mantas Jesus B Director | 2,370 | $0 | 9,758 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 4:46 pm | N/A N/A | BIOGEN INC. | BIIB | HAWKINS WILLIAM A Director | 2,370 | $0 | 8,860 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 4:45 pm | N/A N/A | BIOGEN INC. | BIIB | Freire Maria C Director | 2,370 | $0 | 6,815 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 4:44 pm | N/A N/A | BIOGEN INC. | BIIB | Rowinsky Eric K Director | 2,370 | $0 | 24,339 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 4:42 pm | N/A N/A | BIOGEN INC. | BIIB | SHERWIN STEPHEN A Director | 2,370 | $0 | 13,688 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 4:38 pm | N/A N/A | BIOGEN INC. | BIIB | LANGER SUSAN Director | 2,370 | $0 | 5,129 (Direct) | View |
| 2025-06-17 Option Award | 2025-06-18 4:34 pm | N/A N/A | BIOGEN INC. | BIIB | DORSA CAROLINE Director | 3,160 | $0 | 31,002 (Direct) | View |
| 2025-05-01 Tax Withholding | 2025-05-05 4:19 pm | N/A N/A | BIOGEN INC. | BIIB | Keeney Adam Head of Corporate Development | 454 | $120.93 | 3,323 (Direct) | View |
| 2025-05-01 Exercise | 2025-05-05 4:19 pm | N/A 2026-05-01 | BIOGEN INC. | BIIB | Keeney Adam Head of Corporate Development | 938 | $0 | 3,323 (Direct) | View |