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. 1,923,557 $346,240,270 +26% 0.16%
2. 809,617 $148,427,085 -72% 0.19%
3. 805,050 $147,589,817 -22% 0.42%
4. 650,046 $119,172,933 +7% 0.15%
5. 379,741 $69,618,001 -35% 2.55%
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. 15,974,601 $2,928,623,480 0.05%
2. 14,757,607 $2,705,512,094 2.13%
3. 12,807,541 $2,348,006,582 0.12%
4. 9,537,417 $1,748,494,659 0.04%
5. 7,167,922 $1,314,095,140 0.05%
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