Form 4 for BIIB Biogen
Accepted 2025-02-12 00:00:00 ET · period of report 2025-02-10 · accession 0001127602-25-004454 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2025-02-12 | 2025-02-10 | BIIB | ALEXANDER SUSAN H | EVP CLO | M - OptEx | $0.00 | +2,575 | 37.1K | +7% | $0 |
| D | 2025-02-12 | 2025-02-10 | BIIB | ALEXANDER SUSAN H | EVP CLO | F - Tax | $142.54 | -807 | 36.3K | -2% | -$115.0K |
| D | 2025-02-12 | 2025-02-10 | BIIB | ALEXANDER SUSAN H | EVP CLO | M - OptEx | $0.00 | -2,575 | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-02-10 | M | A | 2,575 | $0.00 | 37,072 | D | — | — | |
| 2 | Common | Common Stock | 2025-02-10 | F | D | 807 | $142.54 | 36,265 | D | — | — | |
| 3 | Derivative | Restricted Stock Unit | 2025-02-10 | M | D | 2,575 | $0.00 | 0 | D | $0.00 · — to 2025-02-10 | 2,575 Common Stock | (F1) The restricted stock units vest in three equal yearly installments beginning on the first anniversary of the grant date of February 10, 2022. |