Head of Development
Avg Cost/Share
$199.83
Shares
2,660
Total Value
$531,547.80
Owned After
8,043.143
SEC Form 4
Head of Development
Avg Cost/Share
$179.30
Shares
748
Total Value
$134,116.40
Owned After
8,043.143
SEC Form 4
Head of Development
Avg Cost/Share
$133.55
Shares
517
Total Value
$69,045.35
Owned After
8,043.143
SEC Form 4
| Insider | Ticker | Relationship | Date | Transaction | Avg Cost | Shares | Total Value | Owned After | SEC Forms |
|---|---|---|---|---|---|---|---|---|---|
| Singhal Priya | BIIB | Head of Development | Feb 9, 2026 | Sell | $199.83 | 2,660 | $531,547.80 | 8,043.143 | |
| Singhal Priya | BIIB | Head of Development | Feb 2, 2026 | Sell | $179.30 | 748 | $134,116.40 | 8,043.143 | |
| Singhal Priya | BIIB | Head of Development | Sep 2, 2025 | Sell | $133.55 | 517 | $69,045.35 | 8,043.143 |