BIIB (Biogen Inc.): Congressional Trading Activity
Who traded BIIB?
BIIB (Biogen Inc.) appears in 69 STOCK Act disclosures from 22 filers (41 purchases, 26 sales), most recently Gilbert Cisneros on Jun 5, 2026.
- Gilbert Cisneros — 8 trades, last on Jun 5, 2026
- Maria Elvira Salazar — 4 trades, last on Jun 2, 2026
- Alan Armstrong — 1 trade, last on Mar 27, 2026
- Rob Bresnahan — 3 trades, last on May 15, 2025
- Daniel Goldman — 1 trade, last on Mar 6, 2023
- Shri Thanedar — 1 trade, last on Jan 23, 2023
- Kathy Manning — 3 trades, last on Aug 3, 2022
- Josh Gottheimer — 9 trades, last on Mar 17, 2022
- Peter Meijer — 1 trade, last on Feb 16, 2021
- Christopher L. Jacobs — 1 trade, last on Jan 4, 2021
- Sethuraman Panchanathan — 1 trade, last on Jan 4, 2021
- Dean Phillips — 2 trades, last on Sep 4, 2019
- Donna Shalala — 1 trade, last on Jun 24, 2019
- Nicholas Van Taylor — 1 trade, last on Mar 25, 2019
- Sheldon Whitehouse — 18 trades, last on Mar 22, 2019
- Gary Palmer — 3 trades, last on Oct 5, 2018
- Thomas MacArthur — 1 trade, last on May 2, 2018
- Ed Whitfield — 2 trades, last on Jan 25, 2016
- Lamar Smith — 1 trade, last on Aug 27, 2015
- Rubén Hinojosa — 3 trades, last on Aug 21, 2015
- Alan S. Lowenthal — 1 trade, last on Jul 23, 2015
- Susan M Collins — 3 trades, last on Jul 23, 2014
Disclosed trades
| Filer | Trade date | Type | Amount |
|---|---|---|---|
| Gilbert Cisneros | Jun 5, 2026 | Purchase | $1,001 - $15,000 |
| Maria Elvira Salazar | Jun 2, 2026 | Sale (Full) | $15,001 - $50,000 |
| Maria Elvira Salazar | May 12, 2026 | Purchase | $1,001 - $15,000 |
| Maria Elvira Salazar | May 11, 2026 | Purchase | $1,001 - $15,000 |
| Maria Elvira Salazar | May 11, 2026 | Purchase | $50,001 - $100,000 |
| Alan Armstrong | Mar 27, 2026 | Purchase | $1,001 - $15,000 |
| Gilbert Cisneros | Jan 30, 2026 | Purchase | $1,001 - $15,000 |
| Rob Bresnahan | May 15, 2025 | Purchase | $1,001 - $15,000 |
| Rob Bresnahan | Apr 8, 2025 | Sale (Full) | $1,001 - $15,000 |
| Rob Bresnahan | Feb 25, 2025 | Purchase | $1,001 - $15,000 |
| Daniel Goldman | Mar 6, 2023 | Sale (Partial) | $1,001 - $15,000 |
| Shri Thanedar | Jan 23, 2023 | Sale (Full) | $15,001 - $50,000 |
| Kathy Manning | Aug 3, 2022 | Sale (Full) | $1,001 - $15,000 |
| Kathy Manning | Jul 20, 2022 | Purchase | $1,001 - $15,000 |
| Josh Gottheimer | Mar 17, 2022 | Sale (Full) | $1,001 - $15,000 |
| Kathy Manning | Jan 14, 2022 | Sale (Full) | $1,001 - $15,000 |
| Josh Gottheimer | Jan 10, 2022 | Purchase | $1,001 - $15,000 |
| Josh Gottheimer | Dec 9, 2021 | Sale (Partial) | $1,001 - $15,000 |
| Josh Gottheimer | Oct 18, 2021 | Purchase | $1,001 - $15,000 |
| Josh Gottheimer | Sep 15, 2021 | Sale (Partial) | $1,001 - $15,000 |
| Josh Gottheimer | Jun 8, 2021 | Purchase | $1,001 - $15,000 |
| Peter Meijer | Feb 16, 2021 | Sale (Full) | $15,001 - $50,000 |
| Christopher L. Jacobs | Jan 4, 2021 | Sale (Full) | $1,001 - $15,000 |
| Sethuraman Panchanathan | Jan 4, 2021 | Sale (Full) | $1,001 - $15,000 |
| Gilbert Cisneros | Dec 22, 2020 | Sale (Full) | $1,001 - $15,000 |
| Gilbert Cisneros | Sep 16, 2020 | Purchase | $1,001 - $15,000 |
| Josh Gottheimer | Jul 7, 2020 | Purchase | $1,001 - $15,000 |
| Gilbert Cisneros | Apr 29, 2020 | Purchase | $1,001 - $15,000 |
| Gilbert Cisneros | Mar 18, 2020 | Sale (Full) | $1,001 - $15,000 |
| Gilbert Cisneros | Feb 7, 2020 | Purchase | $1,001 - $15,000 |
| Dean Phillips | Sep 4, 2019 | Purchase | $1,001 - $15,000 |
| Donna Shalala | Jun 24, 2019 | Sale (Full) | $1,001 - $15,000 |
| Dean Phillips | Jun 20, 2019 | Purchase | $1,001 - $15,000 |
| Gilbert Cisneros | May 9, 2019 | Sale (Full) | $1,001 - $15,000 |
| Nicholas Van Taylor | Mar 25, 2019 | Sale (Full) | $1,001 - $15,000 |
| Sheldon Whitehouse | Mar 22, 2019 | Sale (Full) | $1,001 - $15,000 |
| Josh Gottheimer | Oct 29, 2018 | Sale (Full) | $1,001 - $15,000 |
| Gary Palmer | Oct 5, 2018 | Sale (Full) | $1,001 - $15,000 |
| Gary Palmer | Aug 6, 2018 | Purchase | $1,001 - $15,000 |
| Josh Gottheimer | Jul 24, 2018 | Purchase | $1,001 - $15,000 |
| Thomas MacArthur | May 2, 2018 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Jan 8, 2018 | Sale (Full) | $1,001 - $15,000 |
| Gary Palmer | Apr 4, 2017 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Dec 23, 2016 | Sale (Partial) | $1,001 - $15,000 |
| Sheldon Whitehouse | Dec 13, 2016 | Sale (Full) | $15,001 - $50,000 |
| Ed Whitfield | Jan 25, 2016 | Purchase | $1,001 - $15,000 |
| Ed Whitfield | Jan 19, 2016 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Aug 28, 2015 | Purchase | $1,001 - $15,000 |
| Lamar Smith | Aug 27, 2015 | Purchase | $1,001 - $15,000 |
| Rubén Hinojosa | Aug 21, 2015 | Sale (Full) | $1,001 - $15,000 |
| Sheldon Whitehouse | Aug 10, 2015 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Aug 10, 2015 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Aug 10, 2015 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Aug 10, 2015 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Aug 4, 2015 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Aug 4, 2015 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Aug 4, 2015 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Aug 4, 2015 | Purchase | $1,001 - $15,000 |
| Alan S. Lowenthal | Jul 23, 2015 | Sale (Full) | $1,001 - $15,000 |
| Sheldon Whitehouse | Jul 10, 2015 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | Jul 10, 2015 | Purchase | $1,001 - $15,000 |
| Sheldon Whitehouse | May 7, 2015 | Purchase | $15,001 - $50,000 |
| Sheldon Whitehouse | May 7, 2015 | Purchase | $15,001 - $50,000 |
| Sheldon Whitehouse | Apr 7, 2015 | Purchase | $1,001 - $15,000 |
| Susan M Collins | Jul 23, 2014 | Sale (Full) | $1,001 - $15,000 |
| Susan M Collins | Jul 23, 2014 | Sale (Full) | $1,001 - $15,000 |
| Susan M Collins | Mar 27, 2014 | Sale (Partial) | $1,001 - $15,000 |
| Rubén Hinojosa | Jan 24, 2014 | Purchase | $1,001 - $15,000 |
| Rubén Hinojosa | Jan 24, 2014 | Purchase | $1,001 - $15,000 |