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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
CSMF
1026
Charles Stewart Mott Foundation
Michigan
-$287K -984 Closed
CAG
1027
Crestwood Advisors Group
Massachusetts
-$285K -975 Closed
POA
1028
Pergamon Offshore Advisors
New York
-$270K -925 Closed
RFA
1029
Reilly Financial Advisors
California
-$264K -920 Closed
NERM
1030
New England Research & Management
Illinois
-$263K -900 Closed
PBT
1031
Pictet Bank & Trust
Bahamas
-$251K -860 Closed
CB
1032
Community Bank
New York
-$233K -800 Closed
SA
1033
Strategic Advisors
New York
-$233K -800 Closed
PJSIMP
1034
P.J. Schmidt Investment Management (PJS)
Wisconsin
-$217K -745 Closed
DC
1035
Davenport & Co
Virginia
-$216K -740 Closed
HHMI
1036
Howard Hughes Medical Institute
Maryland
-$203K -696 Closed
SFPIA
1037
Stevens First Principles Investment Advisors
California
-$146K -500 Closed
BFA
1038
Beaumont Financial Advisors
Massachusetts
-$202K -499 Closed
RIA
1039
Regal Investment Advisors
Michigan
-$132K -454 Closed
CFSG
1040
Community Financial Services Group
Vermont
-$105K -360 Closed
MIC
1041
MU Investments Company
Japan
-$83K -300 Closed
CK
1042
Carnick & Kubik
Colorado
-$58.4K -200 Closed
Group One Trading
1043
Group One Trading
Illinois
-$35.1K -122 Closed
AAM
1044
American Asset Management
Florida
-$29K -100 Closed
TRCT
1045
Tower Research Capital (TRC)
New York
-$27K -93 Closed
TF
1046
Tompkins Financial
New York
-$26K -88 Closed
MGIA
1047
Moneta Group Investment Advisors
Missouri
-$16K -54 Closed
IP
1048
Isthmus Partners
Wisconsin
-$12K -42 Closed
DLHL
1049
Donald L. Hagan LLC
Florida
-$12K -40 Closed
BWFA
1050
Baltimore-Washington Financial Advisors
Maryland
-$8K -30 Closed