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Biogen Inc.: $253.62 (+1.17% today) · BIIB signal page
4 members disclosed 8 trades in BIIB: 5 buys and 3 sells. Latest filed Oct 7, 2026.
| Filed | Traded | Member / Stock | Type | Amount | Filing |
|---|---|---|---|---|---|
| Oct 7, 2026 | Sep 24, 2026 | Maria Elvira Salazar$BIIBMaria Elvira Salazar sold BIIB ($1,001 - $15,000) — traded Sep 24, 2026, filed Oct 7, 2026. Click for the live BIIB read. | SellA Periodic Transaction Report (PTR) — the official STOCK Act filing. Members must disclose trades within 45 days of the transaction. | $1,001 - $15,000Amount ranges are as disclosed in the PTR ($1,001–$15,000, $15,001–$50,000, and up). Exact trade sizes are never made public. | PTR |
| Sep 1, 2026 | Aug 18, 2026 | Kevin Hern$BIIBKevin Hern sold BIIB ($1,001 - $15,000) — traded Aug 18, 2026, filed Sep 1, 2026. Click for the live BIIB read. | SellA Periodic Transaction Report (PTR) — the official STOCK Act filing. Members must disclose trades within 45 days of the transaction. | $1,001 - $15,000Amount ranges are as disclosed in the PTR ($1,001–$15,000, $15,001–$50,000, and up). Exact trade sizes are never made public. | PTR |
| Jul 21, 2026 | Mar 27, 2026 | Alan Armstrong$BIIBAlan Armstrong bought BIIB ($1,001 - $15,000) — traded Mar 27, 2026, filed Jul 21, 2026. Click for the live BIIB read. | BuyA Periodic Transaction Report (PTR) — the official STOCK Act filing. Members must disclose trades within 45 days of the transaction. | $1,001 - $15,000Amount ranges are as disclosed in the PTR ($1,001–$15,000, $15,001–$50,000, and up). Exact trade sizes are never made public. | PTR |
| Jul 7, 2026 | Jun 2, 2026 | Maria Elvira Salazar$BIIBMaria Elvira Salazar sold BIIB ($15,001 - $50,000) — traded Jun 2, 2026, filed Jul 7, 2026. Click for the live BIIB read. | SellA Periodic Transaction Report (PTR) — the official STOCK Act filing. Members must disclose trades within 45 days of the transaction. | $15,001 - $50,000Amount ranges are as disclosed in the PTR ($1,001–$15,000, $15,001–$50,000, and up). Exact trade sizes are never made public. | PTR |
| Jul 2, 2026 | Jun 5, 2026 | Gilbert Ray Cisneros, Jr.$BIIBGilbert Ray Cisneros, Jr. bought BIIB ($1,001 - $15,000) — traded Jun 5, 2026, filed Jul 2, 2026. Click for the live BIIB read. | BuyA Periodic Transaction Report (PTR) — the official STOCK Act filing. Members must disclose trades within 45 days of the transaction. | $1,001 - $15,000Amount ranges are as disclosed in the PTR ($1,001–$15,000, $15,001–$50,000, and up). Exact trade sizes are never made public. | PTR |
| Jun 8, 2026 | May 12, 2026 | Maria Elvira Salazar$BIIBMaria Elvira Salazar bought BIIB ($1,001 - $15,000) — traded May 12, 2026, filed Jun 8, 2026. Click for the live BIIB read. | BuyA Periodic Transaction Report (PTR) — the official STOCK Act filing. Members must disclose trades within 45 days of the transaction. | $1,001 - $15,000Amount ranges are as disclosed in the PTR ($1,001–$15,000, $15,001–$50,000, and up). Exact trade sizes are never made public. | PTR |
| Jun 8, 2026 | May 11, 2026 | Maria Elvira Salazar$BIIBMaria Elvira Salazar bought BIIB ($1,001 - $15,000) — traded May 11, 2026, filed Jun 8, 2026. Click for the live BIIB read. | BuyA Periodic Transaction Report (PTR) — the official STOCK Act filing. Members must disclose trades within 45 days of the transaction. | $1,001 - $15,000Amount ranges are as disclosed in the PTR ($1,001–$15,000, $15,001–$50,000, and up). Exact trade sizes are never made public. | PTR |
| Jun 8, 2026 | May 11, 2026 | Maria Elvira Salazar$BIIBMaria Elvira Salazar bought BIIB ($50,001 - $100,000) — traded May 11, 2026, filed Jun 8, 2026. Click for the live BIIB read. | BuyA Periodic Transaction Report (PTR) — the official STOCK Act filing. Members must disclose trades within 45 days of the transaction. | $50,001 - $100,000Amount ranges are as disclosed in the PTR ($1,001–$15,000, $15,001–$50,000, and up). Exact trade sizes are never made public. | PTR |
Source: official House Clerk and Senate eFD Periodic Transaction Reports. Amount ranges as reported. Not financial advice.