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Biogen
BIIB

Overview Fund Activity

1,011 hedge funds and large institutions have $59.3B invested in Biogen in 2016 Q3 according to their latest regulatory filings, with 121 funds opening new positions, 338 increasing their positions, 398 reducing their positions, and 67 closing their positions.

Holders
1,011
Holders Change
+47
Holders Change %
+4.88%
% of All Funds
27.02%
Holding in Top 10
57
Holding in Top 10 Change
+14
Holding in Top 10 Change %
+32.56%
% of All Funds
1.52%
New
121
Increased
338
Reduced
398
Closed
67
Calls
$1.49B
Puts
$1.59B
Net Calls
-$99.4M
Net Calls Change
+$153M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$2.38B
2
Jennison Associates
2
Jennison Associates
New York
$818M
3
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$1.13B
4
BIM
4
BlackRock Investment Management
Delaware
$297M
5
UBS AM
5
UBS AM
Illinois
$479M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$3.04B
2
Viking Global Investors
2
Viking Global Investors
Connecticut
$684M
3
Macquarie Group
3
Macquarie Group
Australia
$248M
4
Citadel Advisors
4
Citadel Advisors
Florida
$253M
5
AllianceBernstein
5
AllianceBernstein
Tennessee
$876M
Name Market Value Shares Shares
Change 		Shares
Change %
Primecap Management
1
Primecap Management
California
$4.91B 15,693,905 -330,956 -2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$4.33B 13,846,056 +301,440 +2%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$3.04B 9,718,551 -1,723,597 -15%
State Street
4
State Street
Massachusetts
$2.84B 9,067,064 +233,716 +3%
ClearBridge Investments
5
ClearBridge Investments
New York
$2.65B 8,467,583 +195,904 +2%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$2.38B 7,610,028 +1,243,876 +20%
BIT
7
BlackRock Institutional Trust
California
$1.84B 5,866,368 +49,883 +0.9%
BFA
8
BlackRock Fund Advisors
California
$1.56B 4,969,337 +125,890 +3%
Wellington Management Group
9
Wellington Management Group
Massachusetts
$1.42B 4,537,579 -274,080 -6%
Invesco
10
Invesco
Georgia
$1.32B 4,218,006 +121,313 +3%
JPMorgan Chase & Co
11
JPMorgan Chase & Co
New York
$1.13B 3,614,472 +518,928 +17%
Ameriprise
12
Ameriprise
Minnesota
$1.1B 3,524,954 -170,219 -5%
Northern Trust
13
Northern Trust
Illinois
$932M 2,978,479 +12,483 +0.4%
AllianceBernstein
14
AllianceBernstein
Tennessee
$876M 2,798,362 -385,877 -12%
Sands Capital Management
15
Sands Capital Management
Virginia
$873M 2,789,266 -180,964 -6%
Jennison Associates
16
Jennison Associates
New York
$818M 2,614,383 +609,120 +30%
JSP
17
Jackson Square Partners
California
$805M 2,572,589 -135,684 -5%
Viking Global Investors
18
Viking Global Investors
Connecticut
$684M 2,186,336 -1,024,171 -32%
Bank of New York Mellon
19
Bank of New York Mellon
New York
$683M 2,182,350 -172,043 -7%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$664M 2,123,915 +101,816 +5%
BG
21
BlackRock Group
United Kingdom
$634M 2,026,141 -71,647 -3%
Norges Bank
22
Norges Bank
Norway
$612M 2,046,202 +148,133 +8%
Franklin Resources
23
Franklin Resources
California
$595M 1,900,080 -65,747 -3%
Bank of America
24
Bank of America
North Carolina
$576M 1,839,934 +53,354 +3%
Deutsche Bank
25
Deutsche Bank
Germany
$545M 1,741,356 -61,383 -3%
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