Every publicly disclosed stock and asset transaction filed by US Congress members under the STOCK Act.
All transactions are sourced directly from Periodic Transaction Reports (PTRs) filed with the House of Representatives and the US Senate. Congress members must report trades within 45 days under the STOCK Act of 2012. Dollar amounts are shown as disclosed ranges, not exact figures. See the most active traders or browse by politician, stock, or committee. Notice something missing? Report a trade.
| Date | Politician | Asset | Type | Owner | Amount | Security | Details |
|---|---|---|---|---|---|---|---|
| 2026-03-27 | Alan Armstrong Republican · senate | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2026-02-06 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Spouse | $1K – $15K | Stock |
| Details |
| 2026-01-30 | Gilbert Cisneros Democrat · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2026-01-29 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | DC | $1K – $15K | Stock | Details |
| 2025-05-15 | Rob Bresnahan Republican · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2025-04-08 | Rob Bresnahan Republican · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2025-02-25 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | DC | $1K – $15K | Stock | Details |
| 2025-02-25 | Rob Bresnahan Republican · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2025-02-19 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | SP | $1K – $15K | Stock | Details |
| 2025-02-02 | Byron Donalds Republican · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2025-01-17 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2024-12-18 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | DC | $1K – $15K | Stock | Details |
| 2024-12-16 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Spouse | $1K – $15K | Stock | Details |
| 2024-12-16 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | Spouse | $1K – $15K | Stock | Details |
| 2024-11-15 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | DC | $1K – $15K | Stock | Details |
| 2024-10-14 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2024-09-30 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | DC | $1K – $15K | Stock | Details |
| 2024-09-09 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2024-08-05 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2024-08-05 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2024-08-02 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $50K – $100K | Stock | Details |
| 2024-08-02 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $15K – $50K | Stock | Details |
| 2024-08-02 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Spouse | $1K – $15K | Stock | Details |
| 2024-08-02 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Spouse | $15K – $50K | Stock | Details |
| 2024-08-02 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2024-04-23 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Spouse | $1K – $15K | Stock | Details |
| 2024-04-23 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2024-03-25 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2024-03-20 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2024-01-09 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2023-12-06 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2023-12-05 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | DC | $1K – $15K | Stock | Details |
| 2023-12-04 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2023-11-03 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | DC | $1K – $15K | Stock | Details |
| 2023-10-02 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2023-09-06 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2023-09-06 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2023-08-29 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2023-03-06 | Daniel Goldman Democrat · house | BIIB Biogen Inc. | sell | DC | $1K – $15K | Stock | Details |
| 2023-01-23 | Shri Thanedar Democrat · house | BIIB Biogen Inc. | sell | Self | $15K – $50K | Stock | Details |
| 2022-11-03 | Susan M Collins Republican · senate | BIIB Biogen Inc. | buy | SP | $15K – $50K | Corporate Bond | Details |
| 2022-11-03 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2022-10-21 | MICHAEL T. MCCAUL Republican · house | BIIB Biogen Inc. | sell | DC | $15K – $50K | Stock | Details |
| 2022-08-04 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | buy | Self | $1K – $15K | Stock | Details |
| 2022-08-03 | Kathy Manning Democrat · house | BIIB Biogen Inc. | sell | Joint | $1K – $15K | Stock | Details |
| 2022-07-20 | Kathy Manning Democrat · house | BIIB Biogen Inc. | buy | Joint | $1K – $15K | Stock | Details |
| 2022-06-03 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2022-06-03 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2022-05-24 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | Self | $1K – $15K | Stock | Details |
| 2022-05-10 | Rohit Khanna Democrat · house | BIIB Biogen Inc. | sell | DC | $1K – $15K | Stock | Details |