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Biogen
BIIB

Overview Fund Activity

1,100 hedge funds and large institutions have $51.4B invested in Biogen in 2018 Q1 according to their latest regulatory filings, with 94 funds opening new positions, 424 increasing their positions, 416 reducing their positions, and 101 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,100
Holders Change
-21
Holders Change %
-1.87%
% of All Funds
25.25%
Holding in Top 10
26
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-7.14%
% of All Funds
0.6%
New
94
Increased
424
Reduced
416
Closed
101
Calls
$695M
Puts
$1.05B
Net Calls
-$355M
Net Calls Change
+$102M

Top Buyers

1
Deutsche Bank
Deutsche Bank
Germany
+$617M
2
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$300M
3
Renaissance Technologies
Renaissance Technologies
New York
+$172M
4
AllianceBernstein
AllianceBernstein
Tennessee
+$167M
5
CCM
Camber Capital Management
Massachusetts
+$141M

Top Sellers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$1.24B
2
Fidelity Investments
Fidelity Investments
Massachusetts
-$636M
3
Sands Capital Management
Sands Capital Management
Virginia
-$363M
4
State Street
State Street
Massachusetts
-$202M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
-$186M
Name Holding Trade Value Shares
Change 		Shares
Change %
TRCT
826
Tower Research Capital (TRC)
New York
$317K -$26.3K -96 -8%
CF
827
Copperwynd Financial
Arizona
$315K +$36.7K +134 +13%
CAM
828
Cypress Asset Management
Texas
$314K -$76.8K -280 -20%
GD
829
Grandfield & Dodd
New York
$314K – – –
BDF
830
Balasa Dinverno & Foltz
$314K +$5.75K +21 +2%
LWAC
831
Laurel Wealth Advisors (California)
California
$312K -$7.12K -26 -2%
CS
832
Comerica Securities
Michigan
$312K – – –
PA
833
Parallel Advisors
California
$309K +$20.8K +76 +7%
RMDI
834
R.M. Davis Inc
Maine
$307K -$1.65K -6 -0.5%
PFS
835
Prospera Financial Services
Texas
$305K -$164K -602 -35%
IAA
836
Independent Advisor Alliance
North Carolina
$304K -$199K -742 -40%
NSB
837
Norway Savings Bank
Maine
$302K -$10.1K -37 -3%
PGWM
838
Parisi Gray Wealth Management
New Jersey
$302K -$3.73K -14 -1%
MC
839
Montag & Caldwell
Georgia
$301K – – –
CS
840
Credential Securities
$301K +$97.5K +356 +48%
BRWA
841
B. Riley Wealth Advisors
Florida
$298K -$39.9K -145 -12%
OIA
842
Optimum Investment Advisors
Illinois
$298K – – –
DFIG
843
Dragon Financial & Investment Group
California
$297K +$10.7K +39 +4%
Bessemer Group
844
Bessemer Group
New Jersey
$293K -$5.19K -19 -2%
WIS
845
Wright Investors Service
Connecticut
$292K -$192K -704 -40%
ICA
846
Infrastructure Capital Advisors
New York
$288K -$732K -2,667 -72%
GC
847
Gratus Capital
Georgia
$288K +$35.7K +130 +14%
ARMT
848
Amica Retiree Medical Trust
Rhode Island
$285K -$64.3K -235 -18%
MPI
849
Mairs & Power Inc
Minnesota
$281K – – –
HIC
850
Holderness Investments Company
North Carolina
$281K +$15.6K +57 +6%
32 33
34
35 36