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Biogen
BIIB

Overview Fund Activity

922 hedge funds and large institutions have $58.4B invested in Biogen in 2015 Q3 according to their latest regulatory filings, with 105 funds opening new positions, 406 increasing their positions, 283 reducing their positions, and 150 closing their positions.

Holders
922
Holders Change
-50
Holders Change %
-5.14%
% of All Funds
25.77%
Holding in Top 10
37
Holding in Top 10 Change
-15
Holding in Top 10 Change %
-28.85%
% of All Funds
1.03%
New
105
Increased
406
Reduced
283
Closed
150
Calls
$1.22B
Puts
$1.8B
Net Calls
-$579M
Net Calls Change
-$71.2M

Top Buyers

1
Ameriprise
1
Ameriprise
Minnesota
$1.11B
2
SCM
2
Steadfast Capital Management
New York
$278M
3
Bank of America
3
Bank of America
North Carolina
$415M
4
Wellington Management Group
4
Wellington Management Group
Massachusetts
$1.65B
5
BA
5
BlackRock Advisors
Delaware
$455M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$4.83B
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$1.76B
3
Winslow Capital Management
3
Winslow Capital Management
Minnesota
$0
4
MCM
4
Marsico Capital Management
Colorado
$0
5
DCP
5
DSM Capital Partners
Florida
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Goldman Sachs
26
Goldman Sachs
New York
$496M 1,698,449 +264,751 +18%
O
27
OppenheimerFunds
New York
$491M 1,682,824 +115,464 +7%
BA
28
BlackRock Advisors
Delaware
$455M 1,558,620 +755,770 +94%
Bank of America
29
Bank of America
North Carolina
$415M 1,422,979 +847,253 +147%
American Century Companies
30
American Century Companies
Missouri
$411M 1,408,665 +69,947 +5%
Morgan Stanley
31
Morgan Stanley
New York
$387M 1,326,414 +29,764 +2%
O
32
OrbiMed
New York
$382M 1,307,400 +28,500 +2%
Wells Fargo
33
Wells Fargo
California
$374M 1,281,252 -948,108 -43%
Capital World Investors
34
Capital World Investors
California
$351M 1,201,651 -376,028 -24%
UBS AM
35
UBS AM
Illinois
$331M 1,134,500 -31,912 -3%
Deutsche Bank
36
Deutsche Bank
Germany
$330M 1,130,067 +23,746 +2%
BIM
37
BlackRock Investment Management
Delaware
$318M 1,088,991 +508,272 +88%
Legal & General Group
38
Legal & General Group
United Kingdom
$287M 984,248 +35,383 +4%
AQR Capital Management
39
AQR Capital Management
Connecticut
$286M 980,159 -16,285 -2%
SCM
40
Steadfast Capital Management
New York
$278M 952,862 +952,862 New
Susquehanna International Group
41
Susquehanna International Group
Pennsylvania
$263M 900,295 +194,004 +27%
Allianz Asset Management
42
Allianz Asset Management
Germany
$260M 892,671 -120,508 -12%
Massachusetts Financial Services
43
Massachusetts Financial Services
Massachusetts
$234M 801,743 -755,683 -49%
Macquarie Group
44
Macquarie Group
Australia
$224M 767,617 +102,047 +15%
BlackRock
45
BlackRock
New York
$209M 717,578 +70,057 +11%
Sumitomo Mitsui Trust Group
46
Sumitomo Mitsui Trust Group
Japan
$209M 717,264 +105,707 +17%
Prudential Financial
47
Prudential Financial
New Jersey
$209M 716,186 -49,768 -6%
DCM
48
Discovery Capital Management
Connecticut
$204M 697,880 +697,880 New
New York State Common Retirement Fund
49
New York State Common Retirement Fund
New York
$197M 676,332 +6,211 +0.9%
Charles Schwab
50
Charles Schwab
California
$193M 661,733 -45,829 -6%
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