Biogen Inc. (BIIB)

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value (x$1000) Activity % Port
1. 3,037,762 $743,826 -21% 0.8%
2. 1,017,422 $245,493 -55% 0.43%
3. 988,800 $242,118 +48% 0.06%
4. 925,300 $226,569 +50% 0.06%
5.
D E Shaw

D. E. Shaw

687,793 $168,413 +87% 0.15%
Insider Trading: Purchases See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$267.00 898 Director 2,943 2021-02-09 Filing
$241.31 3,100 Officer, Director 34,810 2020-11-30 Filing
$231.24 38,000 Director 643,000 2019-05-02 Filing
$229.46 30,000 Director 605,000 2019-05-01 Filing
$229.25 50,342 Director 575,000 2019-04-30 Filing
Insider Trading: Sales See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$350.00 1,500 Officer 13,066 2020-11-04 Filing
$295.29 270 Director 15,438 2020-03-11 Filing
$295.22 2,164 Director 14,353 2020-03-11 Filing
$292.35 1,055 Director 6,995 2019-12-02 Filing
$328.55 6,114 Director 18,587 2019-03-18 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value (x$1000) % Port
1. 1,190,397 $291,480,607 0.14%
2. 175,332 $42,931,794 0.37%
3. 112,226 $27,479,658 0.06%
4. 463 $11,337,018 0.02%
5. 30,201 $7,395,017 0.08%
News See All