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Masimo
MASI

Overview Fund Activity

357 hedge funds and large institutions have $6.68B invested in Masimo in 2024 Q3 according to their latest regulatory filings, with 59 funds opening new positions, 108 increasing their positions, 121 reducing their positions, and 50 closing their positions.

Holders
357
Holders Change
+7
Holders Change %
+2%
% of All Funds
5.16%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
59
Increased
108
Reduced
121
Closed
50
Calls
$80.4M
Puts
$42.6M
Net Calls
+$37.8M
Net Calls Change
+$40M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$901M
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$204M
3
Alyeska Investment Group
3
Alyeska Investment Group
Illinois
$99.3M
4
Capital Research Global Investors
4
Capital Research Global Investors
California
$181M
5
Westfield Capital Management
5
Westfield Capital Management
Massachusetts
$186M

Top Sellers

1
Thrivent Financial for Lutherans
1
Thrivent Financial for Lutherans
Minnesota
$1.38M
2
Millennium Management
2
Millennium Management
New York
$3.9M
3
Point72 Asset Management
3
Point72 Asset Management
Connecticut
$0
4
BlackRock
4
BlackRock
New York
$1.18B
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$603M
Name Market Value Shares Shares
Change 		Shares
Change %
AWM
351
Abound Wealth Management
Tennessee
$400 3 +3 New
CA
352
CoreCap Advisors
Michigan
$400 3 +3 New
CA
353
Claris Advisors
Missouri
$267 2 +2 New
BF
354
BOK Financial
Oklahoma
$265 2 +2 New
FPFS
355
First Personal Financial Services
North Carolina
$134 1 +1 New
RIL
356
Rothschild Investment LLC
Illinois
$133 1 – –
Point72 Asset Management
357
Point72 Asset Management
Connecticut
– – -677,677 Closed
ECM
358
ExodusPoint Capital Management
New York
– – -202,304 Closed
Balyasny Asset Management
359
Balyasny Asset Management
Illinois
– – -135,719 Closed
SIG
360
Senator Investment Group
New York
– – -100,000 Closed
OFCM
361
One Fin Capital Management
California
– – -95,000 Closed
Marshall Wace
362
Marshall Wace
United Kingdom
– – -94,798 Closed
Norges Bank
363
Norges Bank
Norway
– – -48,695 Closed
TPSF
364
Texas Permanent School Fund
Texas
– – -43,500 Closed
LP
365
LMR Partners
United Kingdom
– – -40,354 Closed
APG Asset Management
366
APG Asset Management
Netherlands
– – -33,287 Closed
HSBC Holdings
367
HSBC Holdings
United Kingdom
– – -27,609 Closed
BFM
368
Boothbay Fund Management
New York
– – -27,391 Closed
CP
369
CenterBook Partners
Connecticut
– – -25,293 Closed
PHK
370
Point72 Hong Kong
Hong Kong
– – -25,276 Closed
PVI
371
Pura Vida Investments
New York
– – -25,000 Closed
SAM
372
Simplify Asset Management
Nevada
– – -21,670 Closed
SI
373
Sofinnova Investments
California
– – -20,161 Closed
EAM
374
Exome Asset Management
New York
– – -19,800 Closed
JF
375
Jump Financial
Illinois
– – -13,295 Closed
13 14
15
16 17