$BIIB congressional stock trades
$BIIB appears in 75 congressional and executive branch disclosures from 23 officials. Last 90 days: 1 purchases, 1 sales across 2 filers. Recent congressional flow: balanced (equal buys and sells in 90d). Estimated 90d disclosed notional: $41K. Latest disclosed trade date: 2026-06-05. Data from STOCK Act filings — not investment advice.
Recent disclosures
| Filed | Filer | Ticker | Type | Size |
|---|---|---|---|---|
| 2026-07-21 | Alan Armstrong | BIIB | Purchase | $1,001 - $15,000 |
| 2026-07-07 | Maria Elvira Salazar | BIIB | Sale (Full) | $15,001 - $50,000 |
| 2026-07-02 | Gilbert Cisneros | BIIB | Purchase | $1,001 - $15,000 |
| 2026-06-08 | Maria Elvira Salazar | BIIB | Purchase | $1,001 - $15,000 |
| 2026-06-08 | Maria Elvira Salazar | BIIB | Purchase | $50,001 - $100,000 |
| 2026-06-08 | Maria Elvira Salazar | BIIB | Purchase | $1,001 - $15,000 |
| 2026-02-13 | Gilbert Cisneros | BIIB | Purchase | $1,001 - $15,000 |
| 2026-02-13 | Gilbert Cisneros | BIIB | Purchase | $1,001 - $15,000 |
| 2025-06-09 | Rob Bresnahan | BIIB | Purchase | $1,001 - $15,000 |
| 2025-05-08 | Rob Bresnahan | BIIB | Sale (Full) | $1,001 - $15,000 |
| 2025-03-27 | Rob Bresnahan | BIIB | Purchase | $1,001 - $15,000 |
| 2023-04-17 | Daniel Goldman | BIIB | Sale (Partial) | $1,001 - $15,000 |
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