Gilbert Cisneros BIIB Stock Trades
Gilbert Cisneros's trading activity in BIIB
8
Total trades
$8K
Total volume
May 9, 2019
First trade
Jun 5, 2026
Last trade
Gilbert Cisneros has disclosed 8 trades in BIIB between May 9, 2019 and Jun 5, 2026, totaling approximately $8K in transaction volume. Activity has been net-buying, with 5 purchases and 3 sales recorded.
BIIB has drawn broader insider attention: 5 other members of Congress have traded the stock, and 5 corporate insider transactions have been disclosed at BIIB in the last 12 months. See the full activity below.
All BIIB Trades
| TRADE DATE | DISCLOSED | DELAY | TYPE | AMOUNT | OWNER |
|---|---|---|---|---|---|
| Jun 5, 2026 | Jul 2, 2026 | 27d | Purchase | $1K | — |
| Jan 30, 2026 | Feb 13, 2026 | 14d | Purchase | $1K | — |
| Dec 22, 2020 | Jan 11, 2021 | 20d | Sale | $1K | — |
| Sep 16, 2020 | Oct 14, 2020 | 28d | Purchase | $1K | — |
| Apr 29, 2020 | May 13, 2020 | 14d | Purchase | $1K | — |
| Mar 18, 2020 | Apr 16, 2020 | 29d | Sale | $1K | — |
| Feb 7, 2020 | Mar 10, 2020 | 32d | Purchase | $1K | — |
| May 9, 2019 | Jun 18, 2019 | 40d | Sale | $1K | — |
Corporate Insider Activity in BIIB
3 corporate insiders at BIOGEN INC. have also traded BIIB in the last 12 months — 1 buy, 4 sells.
Top Buyers
Murphy Nicole
1 purchase
Top Sellers
Singhal Priya
3 sales
Izzar Rachid
1 sale
Other Members of Congress Trading BIIB
| POLITICIAN | PARTY | TRADES | LAST TRADE |
|---|---|---|---|
| Ro Khanna | D | 65 | May 27, 2026 |
| Michael T. McCaul | R | 13 | Jul 29, 2015 |
| Sheldon Whitehouse | D | 10 | Mar 22, 2019 |
| Josh Gottheimer | D | 9 | Mar 17, 2022 |
| Ed Whitfield | R | 5 | Jun 3, 2016 |
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