Jane Grogan
CIK: 0001995547
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
BIOGEN INC.
Discretionary Trading P&L
Holdings
Transaction History (14 total)
- Oct 30, 2026BIIB
BIOGEN INC.
Tax Payment(F)Direct345 shares at avg. $253.62$87K - Oct 30, 2026BIIB
BIOGEN INC.
Exercise(M)Direct695 shares- - Feb 13, 2026BIIB
BIOGEN INC.
Award(A)DirectRestricted Stock Unit
8.5K shares- - Feb 6, 2026BIIB
BIOGEN INC.
Tax Payment(F)Direct407 shares at avg. $201.18$82K - Feb 6, 2026BIIB
BIOGEN INC.
Exercise(M)Direct1.4K shares- - Feb 6, 2026BIIB
BIOGEN INC.
Exercise(M)Direct1.9K shares- - Feb 6, 2026BIIB
BIOGEN INC.
Tax Payment(F)Direct584 shares at avg. $201.18$117K - Oct 31, 2025BIIB
BIOGEN INC.
Tax Payment(F)Direct337 shares at avg. $154.27$52K - Oct 31, 2025BIIB
BIOGEN INC.
Exercise(M)Direct695 shares- - Feb 7, 2025BIIB
BIOGEN INC.
Tax Payment(F)Direct443 shares at avg. $141.35$63K - Feb 7, 2025BIIB
BIOGEN INC.
Exercise(M)Direct1.4K shares- - Feb 6, 2025BIIB
BIOGEN INC.
Award(A)DirectRestricted Stock Unit
5.6K shares- - Nov 1, 2024BIIB
BIOGEN INC.
Exercise(M)Direct695 shares- - Nov 1, 2024BIIB
BIOGEN INC.
Tax Payment(F)Direct204 shares at avg. $173.79$35K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 30, 2026 | BIIB BIOGEN INC. | Tax Payment(F) | 345 | $253.62 | $87,499 | Direct |
| Oct 30, 2026 | BIIB BIOGEN INC. | Exercise(M) | 695 | - | $0 | Direct |
| Feb 13, 2026 | BIIB BIOGEN INC. | Award(A) Restricted Stock Unit | 8,450 | - | - | Direct |
| Feb 6, 2026 | BIIB BIOGEN INC. | Tax Payment(F) | 407 | $201.18 | $81,880 | Direct |
| Feb 6, 2026 | BIIB BIOGEN INC. | Exercise(M) | 1,385 | - | $0 | Direct |
| Feb 6, 2026 | BIIB BIOGEN INC. | Exercise(M) | 1,873 | - | $0 | Direct |
| Feb 6, 2026 | BIIB BIOGEN INC. | Tax Payment(F) | 584 | $201.18 | $117,489 | Direct |
| Oct 31, 2025 | BIIB BIOGEN INC. | Tax Payment(F) | 337 | $154.27 | $51,989 | Direct |
| Oct 31, 2025 | BIIB BIOGEN INC. | Exercise(M) | 695 | - | - | Direct |
| Feb 7, 2025 | BIIB BIOGEN INC. | Tax Payment(F) | 443 | $141.35 | $62,618 | Direct |
| Feb 7, 2025 | BIIB BIOGEN INC. | Exercise(M) | 1,385 | - | - | Direct |
| Feb 6, 2025 | BIIB BIOGEN INC. | Award(A) Restricted Stock Unit | 5,620 | - | - | Direct |
| Nov 1, 2024 | BIIB BIOGEN INC. | Exercise(M) | 695 | - | $0 | Direct |
| Nov 1, 2024 | BIIB BIOGEN INC. | Tax Payment(F) | 204 | $173.79 | $35,453 | Direct |
1-14 of 14 transactions
About Grogan Jane
Grogan Jane (SEC CIK 0001995547) files insider reports with the SEC as Head of Research of BIOGEN INC. (BIIB).
Signal8 holds 6 ownership filings by Grogan Jane, all Form 4s, filed between Nov 4, 2024 and Nov 2, 2026. Those filings report 14 transactions, from Nov 1, 2024 to Oct 30, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Grogan Jane's filings is in CAMBRIDGE, MA.
Recent filings by Grogan Jane
- Oct 30, 2026: Tax withholding of BIIB shares (Form 4, code F).
- Oct 30, 2026: Option exercise of BIIB shares (Form 4, code M).
- Feb 13, 2026: Grant or award of BIIB derivative securities (Form 4, code A).
- Feb 6, 2026: Tax withholding of BIIB shares (Form 4, code F).
- Feb 6, 2026: Option exercises of BIIB shares (2 lines, Form 4, code M).
Other insiders filing for BIOGEN INC. (BIIB)
- Godbout Sean, Chief Accounting Officer
- Parini Michael, Chief Legal Officer
- Minor Lloyd, Director
- HAWKINS WILLIAM A, Director
- SHERWIN STEPHEN A, Director
- Rowinsky Eric K, Director