1 Form 4 filings for BIIB between 2026-08-05 and 2026-08-05, from 1 filer. 1 discretionary (1 sales, 0 purchases). 1 of 1 state a filing-level total, summing to $239,750; the rest report only their largest transaction, so the true figure is higher.
| Filed | Filer | Role | Action | Shares largest txn | Price | Filing total | Txns |
|---|---|---|---|---|---|---|---|
| 2026-08-05 | Minor Lloyd | sold | 593 | $203.34 | $239,750 | 2 | |
| 1 filings · 1 filers · disclosed totals only | $239,750 (1/1) | — | |||||