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>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-02-07 Exercise |
2025-02-10 6:55 pm |
N/A 2027-02-07 |
BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO |
9,008 | $0 | 77,184 (Direct) |
View |
2025-02-07 Tax Withholding |
2025-02-10 6:55 pm |
N/A N/A |
BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO |
3,201 | $141.35 | 77,184 (Direct) |
View |
2025-02-06 Option Award |
2025-02-10 6:55 pm |
N/A 2028-02-06 |
BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO |
46,360 | $0 | 77,184 (Direct) |
View |
2024-02-07 Option Award |
2024-02-09 7:56 pm |
N/A 2027-02-07 |
BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO |
27,025 | $0 | 27,025 (Direct) |
View |
2022-12-01 Option Award |
2022-12-05 5:11 pm |
N/A 2032-12-01 |
BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO |
133,560 | $0 | 133,560 (Direct) |
View |
Ownership |
2022-11-21 6:41 pm |
N/A N/A |
BIOGEN INC. | BIIB | Viehbacher Christopher President and CEO |
0 | $0 | 7,000 (Direct) |
View |