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Biogen
BIIB

Overview Fund Activity

1,024 hedge funds and large institutions have $53.8B invested in Biogen in 2016 Q4 according to their latest regulatory filings, with 137 funds opening new positions, 364 increasing their positions, 400 reducing their positions, and 107 closing their positions.

Holders
1,024
Holders Change
+13
Holders Change %
+1.29%
% of All Funds
25.64%
Holding in Top 10
41
Holding in Top 10 Change
-16
Holding in Top 10 Change %
-28.07%
% of All Funds
1.03%
New
137
Increased
364
Reduced
400
Closed
107
Calls
$1.52B
Puts
$1.74B
Net Calls
-$222M
Net Calls Change
-$123M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$1.66B
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$2.47B
3
DZ Bank
3
DZ Bank
Germany
$179M
4
Two Sigma Investments
4
Two Sigma Investments
New York
$160M
5
Renaissance Technologies
5
Renaissance Technologies
New York
$201M

Top Sellers

1
Jennison Associates
1
Jennison Associates
New York
$40.3M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$2.33B
3
SIG
3
Senator Investment Group
New York
$0
4
CCM
4
Causeway Capital Management
California
$0
5
HM
5
HealthCor Management
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
New York State Teachers Retirement System (NYSTRS)
76
New York State Teachers Retirement System (NYSTRS)
New York
$114M 403,315 -4,861 -1%
WRF
77
Waddell & Reed Financial
Kansas
$108M 381,535 -167,617 -31%
Asset Management One
78
Asset Management One
Japan
$105M 370,669 +303,776 +454%
RhumbLine Advisers
79
RhumbLine Advisers
Massachusetts
$104M 367,665 +10,301 +3%
1832 Asset Management
80
1832 Asset Management
Ontario, Canada
$101M 341,920 +165,600 +94%
PNC Financial Services Group
81
PNC Financial Services Group
Pennsylvania
$97.6M 344,278 -9,320 -3%
Principal Financial Group
82
Principal Financial Group
Iowa
$95.4M 336,554 +3,325 +1%
Korea Investment Corp
83
Korea Investment Corp
South Korea
$94.7M 333,925 +32,159 +11%
GC
84
Guggenheim Capital
Illinois
$93.6M 329,979 +24,020 +8%
EPCM
85
Eton Park Capital Management
New York
$93M 327,882 +263,882 +412%
TA
86
Teachers Advisors
New York
$92.9M 327,492 -67,716 -17%
SO
87
STRS Ohio
Ohio
$92.8M 327,277 +13,390 +4%
State Board of Administration of Florida Retirement System
88
State Board of Administration of Florida Retirement System
Florida
$90.2M 318,155 -658 -0.2%
BJ
89
BlackRock Japan
Japan
$89.5M 315,680 +5,837 +2%
SCM
90
Sarissa Capital Management
Connecticut
$87.9M 310,000 – –
FWIA
91
Fort Washington Investment Advisors
Ohio
$86.8M 306,104 +32,615 +12%
Adage Capital Partners
92
Adage Capital Partners
Massachusetts
$86.5M 304,935 -251 -0.1%
PP
93
Paloma Partners
Connecticut
$85.7M 302,380 +299,060 +9,008%
Fidelity International
94
Fidelity International
Bermuda
$85.1M 300,072 +82,910 +38%
SEI Investments
95
SEI Investments
Pennsylvania
$82.7M 291,519 -37,329 -11%
RJA
96
Raymond James & Associates
Florida
$81.6M 287,882 +7,774 +3%
Hotchkis & Wiley Capital Management
97
Hotchkis & Wiley Capital Management
California
$81.3M 286,800 -19,300 -6%
Schroder Investment Management Group
98
Schroder Investment Management Group
United Kingdom
$78.9M 278,353 -240,572 -46%
CLM
99
ClearBridge LLC (Maryland)
Maryland
$78.2M 275,700 -153,470 -36%
NFA
100
Nationwide Fund Advisors
Ohio
$74.8M 263,632 -4,372 -2%
2 3
4
5 6