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Biogen
BIIB

Overview Fund Activity

1,018 hedge funds and large institutions have $51.5B invested in Biogen in 2017 Q1 according to their latest regulatory filings, with 90 funds opening new positions, 389 increasing their positions, 395 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,018
Holders Change
-6
Holders Change %
-0.59%
% of All Funds
25.38%
Holding in Top 10
27
Holding in Top 10 Change
-14
Holding in Top 10 Change %
-34.15%
% of All Funds
0.67%
New
90
Increased
389
Reduced
395
Closed
83
Calls
$808M
Puts
$1.07B
Net Calls
-$265M
Net Calls Change
-$42.8M

Top Buyers

1
BlackRock
BlackRock
New York
$4.84B
2
JHIU
Janus Henderson Investors US
Colorado
$530M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$370M
4
Winslow Capital Management
Winslow Capital Management
Minnesota
$345M
5
Goldman Sachs
Goldman Sachs
New York
$475M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$1.52B
2
Ameriprise
Ameriprise
Minnesota
$512M
3
Viking Global Investors
Viking Global Investors
Connecticut
$188M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$2.22B
5
Two Sigma Investments
Two Sigma Investments
New York
$1.45M
Name Holding Trade Value Shares
Change 		Shares
Change %
SI
826
SII Investments
Wisconsin
$270K +$43.8K +160 +19%
RG
827
Rathbones Group
United Kingdom
$268K -$103K -378 -28%
FNBT
828
FineMark National Bank & Trust
Florida
$268K +$57.9K +212 +28%
BWM
829
Baystate Wealth Management
Massachusetts
$267K -$7.27K -27 -3%
WIC
830
Whitegate Investment Counselors
New Hampshire
$263K -$15K -55 -5%
PFS
831
Prospera Financial Services
Texas
$262K -$10.6K -39 -4%
PHS
832
Pekin Hardy Strauss
Illinois
$261K – – –
CIA
833
Capital Investment Advisors
Georgia
$259K +$51K +186 +25%
GIA
834
GHP Investment Advisors
Colorado
$258K +$41K +150 +19%
AIP
835
Ahrens Investment Partners
Louisiana
$257K – – –
RIG
836
Renaissance Investment Group
Massachusetts
$257K +$257K +940 New
RMDI
837
R.M. Davis Inc
Maine
$256K -$18.6K -68 -7%
HCM
838
Howland Capital Management
Massachusetts
$254K +$254K +930 New
GC
839
Gratus Capital
Georgia
$252K – – –
WA
840
WealthTrust Axiom
Pennsylvania
$251K – – –
BTIS
841
BB&T Investment Services
North Carolina
$251K +$23.7K +87 +10%
CFA
842
CT Financial Advisors
Pennsylvania
$251K – – –
NPC
843
National Planning Corporation
California
$248K -$2.19K -8 -0.9%
CI
844
Chartist Inc
California
$248K -$4.65K -17 -2%
HHC
845
Hutchin Hill Capital
New York
$246K -$847K -3,100 -78%
ZDA
846
Zweig-DiMenna Associates
New York
$246K – – –
UB
847
UMB Bank
Missouri
$245K – – –
IH
848
IFC Holdings
Florida
$245K +$245K +899 New
LIM
849
Leavell Investment Management
Alabama
$243K – – –
FIB
850
First Interstate Bank
Montana
$243K +$137K +500 +129%
32 33
34
35 36