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Biogen
BIIB

Overview Fund Activity

776 hedge funds and large institutions have $66.1B invested in Biogen in 2014 Q1 according to their latest regulatory filings, with 95 funds opening new positions, 284 increasing their positions, 294 reducing their positions, and 46 closing their positions.

Holders
776
Holders Change
+38
Holders Change %
+5.15%
% of All Funds
22.43%
Holding in Top 10
33
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-10.81%
% of All Funds
0.95%
New
95
Increased
284
Reduced
294
Closed
46
Calls
$893M
Puts
$1.2B
Net Calls
-$307M
Net Calls Change
-$449M

Top Buyers

1
JHIU
1
Janus Henderson Investors US
Colorado
$676M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$3.72B
3
WRF
3
Waddell & Reed Financial
Kansas
$786M
4
BA
4
BlackRock Advisors
Delaware
$447M
5
Franklin Resources
5
Franklin Resources
California
$698M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$6.71B
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$1.89B
3
Capital Research Global Investors
3
Capital Research Global Investors
California
$2.61B
4
State Street
4
State Street
Massachusetts
$2.92B
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$808M
Name Market Value Shares Shares
Change 		Shares
Change %
Fidelity Investments
1
Fidelity Investments
Massachusetts
$6.71B 21,925,328 -2,116,187 -9%
Primecap Management
2
Primecap Management
California
$5.35B 17,502,106 -275,496 -2%
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$3.72B 12,178,149 +527,011 +5%
Vanguard Group
4
Vanguard Group
Pennsylvania
$3.64B 11,899,130 +275,477 +2%
State Street
5
State Street
Massachusetts
$2.92B 9,546,674 -607,608 -6%
Capital Research Global Investors
6
Capital Research Global Investors
California
$2.61B 8,543,550 -613,450 -7%
ClearBridge Investments
7
ClearBridge Investments
New York
$2.36B 7,703,484 -500,849 -6%
Jennison Associates
8
Jennison Associates
New York
$1.94B 6,337,153 -168,678 -3%
JPMorgan Chase & Co
9
JPMorgan Chase & Co
New York
$1.89B 6,184,950 -688,303 -10%
BIT
10
BlackRock Institutional Trust
California
$1.88B 6,146,839 +54,698 +0.9%
Sands Capital Management
11
Sands Capital Management
Virginia
$1.49B 4,873,017 +118,857 +3%
Invesco
12
Invesco
Georgia
$1.24B 4,051,684 +375,155 +10%
BFA
13
BlackRock Fund Advisors
California
$1.18B 3,870,858 +348,287 +10%
Northern Trust
14
Northern Trust
Illinois
$1.01B 3,305,716 +103,600 +3%
Bank of New York Mellon
15
Bank of New York Mellon
New York
$995M 3,252,651 +275,403 +9%
TCIM
16
TIAA CREF Investment Management
New York
$897M 2,933,029 -25,991 -0.9%
Ameriprise
17
Ameriprise
Minnesota
$808M 2,642,124 +191,396 +8%
Wellington Management Group
18
Wellington Management Group
Massachusetts
$808M 2,641,911 -531,686 -17%
WRF
19
Waddell & Reed Financial
Kansas
$786M 2,568,134 +496,669 +24%
MCM
20
Marsico Capital Management
Colorado
$760M 2,485,659 -35,572 -1%
Wells Fargo
21
Wells Fargo
California
$737M 2,409,971 +275,909 +13%
Franklin Resources
22
Franklin Resources
California
$698M 2,282,453 +428,125 +23%
JHIU
23
Janus Henderson Investors US
Colorado
$676M 2,211,380 +809,076 +58%
BG
24
BlackRock Group
United Kingdom
$668M 2,182,672 +309,642 +17%
Winslow Capital Management
25
Winslow Capital Management
Minnesota
$649M 2,120,998 -426,291 -17%
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