BIIB icon

Biogen
BIIB

Overview Fund Activity

968 hedge funds and large institutions have $58.9B invested in Biogen in 2015 Q4 according to their latest regulatory filings, with 139 funds opening new positions, 330 increasing their positions, 372 reducing their positions, and 82 closing their positions.

Holders
968
Holders Change
+46
Holders Change %
+4.99%
% of All Funds
25.42%
Holding in Top 10
37
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.97%
New
139
Increased
330
Reduced
372
Closed
82
Calls
$1.24B
Puts
$1.63B
Net Calls
-$397M
Net Calls Change
+$181M

Top Buyers

1
D.E. Shaw & Co
1
D.E. Shaw & Co
New York
$641M
2
JSP
2
Jackson Square Partners
California
$874M
3
Westfield Capital Management
3
Westfield Capital Management
Massachusetts
$157M
4
Millennium Management
4
Millennium Management
New York
$322M
5
Viking Global Investors
5
Viking Global Investors
Connecticut
$113M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$3.96B
2
JHIU
2
Janus Henderson Investors US
Colorado
$302M
3
SCM
3
Steadfast Capital Management
New York
$53.3M
4
Sands Capital Management
4
Sands Capital Management
Virginia
$1.03B
5
Jennison Associates
5
Jennison Associates
New York
$1.04B
Name Market Value Shares Shares
Change 		Shares
Change %
Primecap Management
1
Primecap Management
California
$4.84B 15,810,625 -32,835 -0.2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$4.05B 13,228,502 -349,032 -3%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$3.96B 12,925,995 -3,637,805 -22%
State Street
4
State Street
Massachusetts
$2.9B 9,461,617 -24,010 -0.3%
ClearBridge Investments
5
ClearBridge Investments
New York
$2.63B 8,569,908 -13,716 -0.2%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$1.95B 6,360,432 +333,346 +6%
BIT
7
BlackRock Institutional Trust
California
$1.81B 5,899,761 -210,476 -3%
Wellington Management Group
8
Wellington Management Group
Massachusetts
$1.62B 5,279,240 -383,653 -7%
BFA
9
BlackRock Fund Advisors
California
$1.58B 5,155,674 -192,578 -4%
JPMorgan Chase & Co
10
JPMorgan Chase & Co
New York
$1.32B 4,304,492 +357,790 +9%
Ameriprise
11
Ameriprise
Minnesota
$1.22B 3,996,093 +186,764 +5%
Jennison Associates
12
Jennison Associates
New York
$1.04B 3,383,225 -678,458 -17%
Sands Capital Management
13
Sands Capital Management
Virginia
$1.03B 3,367,531 -753,869 -18%
Invesco
14
Invesco
Georgia
$1B 3,273,258 -160,773 -5%
Northern Trust
15
Northern Trust
Illinois
$927M 3,025,261 -143,733 -5%
JSP
16
Jackson Square Partners
California
$874M 2,537,452 +522,771 +26%
AllianceBernstein
17
AllianceBernstein
Tennessee
$866M 2,828,416 +316,083 +13%
Bank of New York Mellon
18
Bank of New York Mellon
New York
$865M 2,824,072 -388,643 -12%
BG
19
BlackRock Group
United Kingdom
$659M 2,151,001 -61,261 -3%
Franklin Resources
20
Franklin Resources
California
$648M 2,115,574 -259,337 -11%
D.E. Shaw & Co
21
D.E. Shaw & Co
New York
$641M 2,092,609 +1,494,231 +250%
Norges Bank
22
Norges Bank
Norway
$596M 1,946,875 -29,055 -1%
Geode Capital Management
23
Geode Capital Management
Massachusetts
$587M 1,919,038 -32,829 -2%
O
24
OppenheimerFunds
New York
$518M 1,692,177 +9,353 +0.6%
TCIM
25
TIAA CREF Investment Management
New York
$509M 1,660,978 -305,310 -16%
1
2 3 4 5