Form 4 for BIIB Biogen
Accepted 2025-05-05 00:00:00 ET · period of report 2025-05-02 · accession 0001127602-25-013345 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-05-05 | 2025-05-02 | BIIB | DORSA CAROLINE | Dir | P - Purchase | $122.72 | +1,235 | 27.8K | +5% | +$151.6K |
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 | 2025-05-02 | P | A | 1,235 | $122.72 | 27,842 | D | — | — |