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Biogen
BIIB

Overview Fund Activity

964 hedge funds and large institutions have $46.5B invested in Biogen in 2016 Q2 according to their latest regulatory filings, with 107 funds opening new positions, 368 increasing their positions, 347 reducing their positions, and 79 closing their positions.

Holders
964
Holders Change
+18
Holders Change %
+1.9%
% of All Funds
25.76%
Holding in Top 10
43
Holding in Top 10 Change
+11
Holding in Top 10 Change %
+34.38%
% of All Funds
1.15%
New
107
Increased
368
Reduced
347
Closed
79
Calls
$1.08B
Puts
$1.33B
Net Calls
-$252M
Net Calls Change
-$178M

Top Buyers

1
Viking Global Investors
1
Viking Global Investors
Connecticut
$776M
2
Citadel Advisors
2
Citadel Advisors
Florida
$328M
3
Macquarie Group
3
Macquarie Group
Australia
$439M
4
Deutsche Bank
4
Deutsche Bank
Germany
$436M
5
CCM
5
Causeway Capital Management
California
$135M

Top Sellers

1
Royal London Asset Management
1
Royal London Asset Management
United Kingdom
$17.9M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$2.77B
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$1.54B
4
Jennison Associates
4
Jennison Associates
New York
$485M
5
WRF
5
Waddell & Reed Financial
Kansas
$81.3M
Name Market Value Shares Shares
Change 		Shares
Change %
Primecap Management
1
Primecap Management
California
$3.88B 16,024,861 -221,865 -1%
Vanguard Group
2
Vanguard Group
Pennsylvania
$3.28B 13,544,616 +182,714 +1%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$2.77B 11,442,148 -2,050,916 -15%
State Street
4
State Street
Massachusetts
$2.14B 8,833,348 -95,507 -1%
ClearBridge Investments
5
ClearBridge Investments
New York
$2B 8,271,679 -193,780 -2%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$1.54B 6,366,152 -1,753,757 -22%
BIT
7
BlackRock Institutional Trust
California
$1.41B 5,816,485 +50,433 +0.9%
BFA
8
BlackRock Fund Advisors
California
$1.17B 4,843,447 +71,709 +2%
Wellington Management Group
9
Wellington Management Group
Massachusetts
$1.16B 4,811,659 +153,390 +3%
Invesco
10
Invesco
Georgia
$991M 4,096,693 +481,145 +13%
Ameriprise
11
Ameriprise
Minnesota
$894M 3,695,173 -401,978 -10%
Viking Global Investors
12
Viking Global Investors
Connecticut
$776M 3,210,507 +2,979,560 +1,290%
AllianceBernstein
13
AllianceBernstein
Tennessee
$770M 3,184,239 +21,307 +0.7%
JPMorgan Chase & Co
14
JPMorgan Chase & Co
New York
$749M 3,095,544 -689,683 -18%
JSP
15
Jackson Square Partners
California
$729M 2,708,273 -101,149 -4%
Sands Capital Management
16
Sands Capital Management
Virginia
$718M 2,970,230 -170,879 -5%
Northern Trust
17
Northern Trust
Illinois
$717M 2,965,996 -36,996 -1%
Bank of New York Mellon
18
Bank of New York Mellon
New York
$569M 2,354,393 -337,867 -13%
BG
19
BlackRock Group
United Kingdom
$507M 2,097,788 +86,534 +4%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$488M 2,022,099 +27,097 +1%
Jennison Associates
21
Jennison Associates
New York
$485M 2,005,263 -1,460,011 -42%
Franklin Resources
22
Franklin Resources
California
$475M 1,965,827 -101,492 -5%
Norges Bank
23
Norges Bank
Norway
$459M 1,898,069 +81,470 +4%
Macquarie Group
24
Macquarie Group
Australia
$439M 1,814,706 +816,948 +82%
Deutsche Bank
25
Deutsche Bank
Germany
$436M 1,802,739 +561,181 +45%
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