BIIB icon

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 %
BTNA
1076
Bremer Trust National Association
Minnesota
– – -1,384 Closed
VF
1077
Virtu Financial
New York
– – -1,361 Closed
PWLP
1078
Prio Wealth Limited Partnership
Massachusetts
– – -1,360 Closed
CL
1079
Choreo LLC
Illinois
– – -1,270 Closed
CG
1080
Colony Group
Massachusetts
– – -1,237 Closed
RHBC
1081
R.H. Bluestein & Co
Michigan
– – -1,000 Closed
HM
1082
Harvest Management
New York
– – -1,000 Closed
AAC
1083
Asset Advisors Corp
Georgia
– – -1,000 Closed
KB
1084
Kimelman & Baird
New York
– – -1,000 Closed
GVT
1085
Genesee Valley Trust
New York
– – -984 Closed
OAM
1086
Orinda Asset Management
California
– – -961 Closed
GIA
1087
Granite Investment Advisors
New Hampshire
– – -955 Closed
SC
1088
Saturna Capital
Washington
– – -941 Closed
BA
1089
Bridgewater Associates
Connecticut
– – -900 Closed
BCM
1090
Bridgeway Capital Management
Texas
– – -900 Closed
TIA
1091
Tiemann Investment Advisors
California
– – -867 Closed
NPA
1092
Nichols & Pratt Advisers
Massachusetts
– – -800 Closed
ATC
1093
Argent Trust Co
Tennessee
– – -770 Closed
RCAG
1094
Rehmann Capital Advisory Group
Michigan
– – -703 Closed
FMWA
1095
Forvis Mazars Wealth Advisors
Missouri
– – -697 Closed
RG
1096
Redmile Group
California
– – -677 Closed
AAMU
1097
Amundi Asset Management US
Massachusetts
– – -665 Closed
NSAM
1098
North Star Asset Management
Wisconsin
– – -662 Closed
SS
1099
Sunbelt Securities
Texas
– – -650 Closed
CCM
1100
Cohen Capital Management
California
– – -650 Closed
42 43
44
45 46