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Boston Scientific
BSX

Overview Fund Activity

1,492 hedge funds and large institutions have $120B invested in Boston Scientific in 2024 Q4 according to their latest regulatory filings, with 212 funds opening new positions, 607 increasing their positions, 487 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,492
Holders Change
+111
Holders Change %
+8.04%
% of All Funds
19.87%
Holding in Top 10
39
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+11.43%
% of All Funds
0.52%
New
212
Increased
607
Reduced
487
Closed
83
Calls
$797M
Puts
$912M
Net Calls
-$115M
Net Calls Change
+$168M

Top Buyers

1
BlackRock
BlackRock
New York
$12.4B
2
Capital World Investors
Capital World Investors
California
$2.49B
3
Wellington Management Group
Wellington Management Group
Massachusetts
$3.23B
4
AI
Axiom Investors
Connecticut
$335M
5
Northern Trust
Northern Trust
Illinois
$1.3B

Top Sellers

1
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$1.76B
2
Citadel Advisors
Citadel Advisors
Florida
$440M
3
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
$84.8M
4
Fidelity Investments
Fidelity Investments
Massachusetts
$11.8B
5
Bank of Montreal
Bank of Montreal
Ontario, Canada
$212M
Name Holding Trade Value Shares
Change 		Shares
Change %
PHS
1501
PFM Health Sciences
California
– -$9.09M -108,469 Closed
Simplex Trading
1502
Simplex Trading
Illinois
– -$8.32M -99,260 Closed
CCS
1503
Concentric Capital Strategies
Connecticut
– -$8.08M -96,363 Closed
IMCOOI
1504
Investment Management Corp of Ontario (IMCO)
Canada
– -$7.72M -92,166 Closed
TCM
1505
Teza Capital Management
Illinois
– -$4.96M -59,132 Closed
AC
1506
Armistice Capital
New York
– -$4.76M -56,855 Closed
WAM
1507
Weiss Asset Management
Massachusetts
– -$4.7M -56,027 Closed
FTDI
1508
First Trust Direct Indexing
Massachusetts
– -$4.55M -54,308 Closed
HF
1509
HRT Financial
New York
– -$3.13M -37,320 Closed
AI
1510
Axecap Investments
Ohio
– -$3M -35,800 Closed
NWM
1511
Napa Wealth Management
California
– -$2.3M -27,392 Closed
MC
1512
Machina Capital
France
– -$2.25M -26,840 Closed
SEC
1513
Seven Eight Capital
New York
– -$2.07M -24,697 Closed
TI
1514
Trexquant Investment
Connecticut
– -$1.77M -21,134 Closed
SM
1515
Sciencast Management
New Jersey
– -$1.72M -20,546 Closed
MC
1516
Mirabaud & Cie
Switzerland
– -$1.49M -17,740 Closed
PP
1517
Paloma Partners
Connecticut
– -$1.36M -16,273 Closed
BCM
1518
Bridgeway Capital Management
Texas
– -$1.28M -15,300 Closed
PCMH
1519
Polymer Capital Management (HK)
Hong Kong
– -$1.26M -15,000 Closed
P8IP
1520
Pier 88 Investment Partners
California
– -$1.19M -14,200 Closed
RA
1521
Rational Advisors
New York
– -$1.19M -14,200 Closed
SGA
1522
Strategic Global Advisors
California
– -$1.19M -14,176 Closed
XT
1523
XTX Topco
Cayman Islands
– -$1.13M -13,532 Closed
AC
1524
AXQ Capital
New Jersey
– -$1.05M -12,534 Closed
STA
1525
Summit Trail Advisors
New York
– -$1.03M -12,342 Closed
59 60
61
62 63