Biogen Inc. (BIIB)

Hedge Fund Holdings
Filling Period:
Sorted by:
No. Hedge Fund Shares Value (x$1000) Activity % Port
1.
Sectoral Asset Management

Jerome Pfund And Michael Sjostrom

487,432 $196,893 -3% 8.21%
2.
Sabby CapitalCALL

Hal Mintz

4,345 $175,512 +41% 6.4%
3.
Orbimed Advisors

Samuel Isaly

1,278,900 $516,599 +6% 4.31%
4.
Ghost Tree Capital

Ken Greenberg And David Kim

30,000 $12,118 4.18%
Insider Trading: Purchases See All
Insider Price Amount Relationship Remaning Holdings Date Form 4
$304.98 5,000 Director 5,000 2015-07-27 Filing
$304.78 5,000 Director 5,000 2015-07-27 Filing
$56.41 177 Director 8,243 2010-08-13 Filing
$54.57 183 Director 8,066 2010-07-30 Filing
$53.71 185 Director 7,883 2010-07-16 Filing
Insider Trading: Sales See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$415.00 470 Director 5,275 2015-06-22 Filing
$410.00 3,841 Officer 11,817 2015-06-19 Filing
$386.64 400 Director 5,745 2015-06-15 Filing
$398.87 1,362 Director, Officer 41,090 2015-06-01 Filing
$377.52 1,362 Director, Officer 42,452 2015-05-01 Filing
Institutional Investors' Holdings
Filling Period:
Sorted by:
No. Name Shares Value (x$1000) % Port
1. 116,808 $39,650 7.38%
2. 107,389 $36,453 5.89%
3. 327,283 $111,096 5.2%
4. 22,838 $7,752 2.95%
News See All
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