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969 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, 331 increasing their positions, 372 reducing their positions, and 82 closing their positions.

New
Increased
Maintained
Reduced
Closed

70% more first-time investments, than exits

New positions opened: 139 | Existing positions closed: 82

5% more funds holding

Funds holding: 923969 (+46)

1% more capital invested

Capital invested by funds: $58.4B → $58.9B (+$503M)

0% more funds holding in top 10

Funds holding in top 10: 3737 (0)

11% less repeat investments, than reductions

Existing positions increased: 331 | Existing positions reduced: 372

24% less call options, than puts

Call options by funds: $1.24B | Put options by funds: $1.63B

Holders
969
Holders Change
+46
Holders Change %
+4.98%
% of All Funds
25.43%
Holding in Top 10
37
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.97%
New
139
Increased
331
Reduced
372
Closed
82
Calls
$1.24B
Puts
$1.63B
Net Calls
-$397M
Net Calls Change
+$181M
Name Holding Trade Value Shares
Change
Change in
Stake
HSBC Holdings
101
HSBC Holdings
United Kingdom
$72.4M -$36.6M -127,376 -35%
Korea Investment Corp
102
Korea Investment Corp
South Korea
$71.2M +$12.6M +43,700 +23%
Swedbank
103
Swedbank
Sweden
$71M +$11.8M +40,933 +22%
Teacher Retirement System of Texas
104
Teacher Retirement System of Texas
Texas
$69.1M -$2.01M -6,995 -3%
Adage Capital Partners
105
Adage Capital Partners
Massachusetts
$69M -$45.2M -157,300 -41%
RJA
106
Raymond James & Associates
Florida
$68.3M +$3.43M +11,936 +6%
TD Asset Management
107
TD Asset Management
Ontario, Canada
$68.2M +$3.49M +12,149 +6%
BNP Paribas Asset Management
108
BNP Paribas Asset Management
France
$66.2M -$3.69M -12,846 -6%
JIM
109
Jupiter Investment Management
United Kingdom
$65.7M +$37M +128,912 +151%
Skandinaviska Enskilda Banken (SEB)
110
Skandinaviska Enskilda Banken (SEB)
Sweden
$65.5M +$61M +212,408 New
NFA
111
Nationwide Fund Advisors
Ohio
$63.1M -$33.5M -116,726 -36%
Retirement Systems of Alabama
112
Retirement Systems of Alabama
Alabama
$63M -$4.91M -17,076 -8%
Marshall Wace
113
Marshall Wace
United Kingdom
$61.8M +$54.4M +189,356 +1,531%
1832 Asset Management
114
1832 Asset Management
Ontario, Canada
$61.2M +$7.32M +25,460 +15%
First Eagle Investment Management
115
First Eagle Investment Management
New York
$59.4M +$55.7M +193,885 New
State of Wisconsin Investment Board
116
State of Wisconsin Investment Board
Wisconsin
$59.2M -$7.78M -27,090 -12%
BNP Paribas Financial Markets
117
BNP Paribas Financial Markets
France
$58M -$23.9M -83,273 -31%
Robeco Institutional Asset Management
118
Robeco Institutional Asset Management
Netherlands
$58M +$9.33M +32,468 +21%
DekaBank Deutsche Girozentrale
119
DekaBank Deutsche Girozentrale
Germany
$57.7M +$5.47M +19,045 +11%
Chevy Chase Trust
120
Chevy Chase Trust
Maryland
$56.7M -$2.51M -8,725 -5%
Fidelity International
121
Fidelity International
Bermuda
$56.5M -$86.9M -302,331 -62%
Balyasny Asset Management
122
Balyasny Asset Management
Illinois
$54.2M -$10.3M -35,847 -17%
SCM
123
Steadfast Capital Management
New York
$53.3M -$224M -778,877 -82%
PA
124
Profund Advisors
Maryland
$52.7M -$2.51M -8,739 -5%
PAM
125
Panagora Asset Management
Massachusetts
$52.4M -$3.49M -12,156 -7%