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Boston Scientific
BSX

Overview Fund Activity

825 hedge funds and large institutions have $50.1B invested in Boston Scientific in 2021 Q1 according to their latest regulatory filings, with 86 funds opening new positions, 292 increasing their positions, 303 reducing their positions, and 111 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
825
Holders Change
-32
Holders Change %
-3.73%
% of All Funds
14.53%
Holding in Top 10
10
Holding in Top 10 Change
-5
Holding in Top 10 Change %
-33.33%
% of All Funds
0.18%
New
86
Increased
292
Reduced
303
Closed
111
Calls
$208M
Puts
$307M
Net Calls
-$98.8M
Net Calls Change
-$11.8M

Top Buyers

1
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$3.19B
2
Fidelity Investments
Fidelity Investments
Massachusetts
$3.33B
3
Wellington Management Group
Wellington Management Group
Massachusetts
$3.5B
4
Parnassus Investments
Parnassus Investments
California
$342M
5
DZ Bank
DZ Bank
Germany
$554M

Top Sellers

1
Viking Global Investors
Viking Global Investors
Connecticut
$692M
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
$67.3M
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$252M
4
Two Sigma Investments
Two Sigma Investments
New York
$22M
5
Citadel Advisors
Citadel Advisors
Florida
$32.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
Point72 Asset Management
851
Point72 Asset Management
Connecticut
– -$3.42M -95,000 Closed
VIG
852
Vienna Insurance Group
Poland
– -$3.27M -90,897 Closed
VRS
853
Virginia Retirement Systems
Virginia
– -$3.16M -88,000 Closed
CII
854
Capital International Inc
California
– -$2.95M -81,979 Closed
QSS
855
Quantitative Systematic Strategies
Florida
– -$2.75M -76,369 Closed
EGM
856
Engineers Gate Manager
New York
– -$2.71M -75,500 Closed
SS
857
Simplicity Solutions
Minnesota
– -$2.28M -63,329 Closed
CI
858
Capital International
California
– -$2.08M -57,861 Closed
TI
859
Trexquant Investment
Connecticut
– -$2.05M -56,967 Closed
BC
860
Bridgefront Capital
Texas
– -$2.04M -56,663 Closed
BB
861
Berkshire Bank
Massachusetts
– -$1.62M -45,135 Closed
Alyeska Investment Group
862
Alyeska Investment Group
Illinois
– -$1.51M -42,040 Closed
Simplex Trading
863
Simplex Trading
Illinois
– -$1.35M -37,687 Closed
AC
864
Athanor Capital
New York
– -$1.17M -32,487 Closed
PRC
865
Pearl River Capital
Michigan
– -$951K -26,466 Closed
EOJOAM
866
E. Ohman J:or Asset Management
Sweden
– -$938K -26,100 Closed
LJAC
867
L.J. Altfest & Co
New York
– -$905K -25,164 Closed
PCM
868
Prelude Capital Management
New York
– -$891K -24,795 Closed
RG
869
Rathbones Group
United Kingdom
– -$854K -23,745 Closed
AIM
870
Aigen Investment Management
New York
– -$826K -22,977 Closed
Lord, Abbett & Co
871
Lord, Abbett & Co
New Jersey
– -$822K -22,862 Closed
JF
872
Jump Financial
Illinois
– -$773K -21,500 Closed
SM
873
Sciencast Management
New Jersey
– -$765K -20,724 Closed
Verition Fund Management
874
Verition Fund Management
Connecticut
– -$722K -20,071 Closed
LOAME
875
Lombard Odier Asset Management (Europe)
United Kingdom
– -$703K -19,680 Closed
33 34
35
36 37