Biogen Inc. (BIIB)

Market is closed

Hedge Fund Popularity

13F filing is ongoing

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value Activity % Port
1. 2,813,192 $495,093,660 -28% 0.55%
2. 1,528,616 $269,021,112 -15% 0.14%
3.
Millennium Management

Israel Englander

1,125,586 $198,091,880 +2% 0.08%
4. 1,024,268 $180,260,925 +22% 0.51%
5. 1,001,500 $176,253,985 +1% 0.2%
Insider Trading: Purchases See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$195.04 3 $585.11 19,611 2026-02-12 Filing
$122.72 1,235 $151,559.20 27,842 2025-05-02 Filing
$222.54 455 $101,255.70 20,629 2024-02-15 Filing
$267.00 898 $239,766.00 2,943 2021-02-09 Filing
$241.31 3,100 $748,046.74 34,810 2020-11-30 Filing
Insider Trading: Sales See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$199.83 2,660 $531,547.80 8,043 2026-02-09 Filing
$179.30 748 $134,116.40 6,271 2026-02-02 Filing
$133.55 517 $69,045.35 5,772 2025-09-02 Filing
$135.00 2,223 $300,105.00 6,330 2025-07-08 Filing
$126.25 3,806 $480,507.50 5,427 2025-05-19 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value % Port
1. 17,447,092 $3,070,513,721 0.04%
2. 14,811,370 $2,606,652,919 0.04%
3. 14,757,997 $2,597,259,895 1.97%
4. 9,425,863 $1,658,857,459 0.08%
5. 7,159,020 $1,259,915,930 0.04%
News See All