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Masimo
MASI

Overview Fund Activity

353 hedge funds and large institutions have $4.17B invested in Masimo in 2023 Q3 according to their latest regulatory filings, with 59 funds opening new positions, 79 increasing their positions, 157 reducing their positions, and 117 closing their positions.

Holders
353
Holders Change
-59
Holders Change %
-14.32%
% of All Funds
5.63%
Holding in Top 10
4
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-33.33%
% of All Funds
0.06%
New
59
Increased
79
Reduced
157
Closed
117
Calls
$208M
Puts
$58M
Net Calls
+$150M
Net Calls Change
+$125M

Top Buyers

1
Massachusetts Financial Services
1
Massachusetts Financial Services
Massachusetts
$133M
2
EC
2
Eminence Capital
New York
$90.9M
3
JSP
3
Jackson Square Partners
California
$75.6M
4
SHCM
4
Sachem Head Capital Management
New York
$55.6M
5
Capital Research Global Investors
5
Capital Research Global Investors
California
$187M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$460M
2
Fundsmith LLP
2
Fundsmith LLP
United Kingdom
$0
3
BlackRock
3
BlackRock
New York
$475M
4
GCM
4
Geneva Capital Management
Wisconsin
$0
5
Norges Bank
5
Norges Bank
Norway
$2.01M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$475M 5,412,333 -707,790 -12%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$460M 5,247,563 -1,909,714 -27%
Vanguard Group
3
Vanguard Group
Pennsylvania
$417M 4,754,870 -100,399 -2%
PCM
4
Politan Capital Management
New York
$413M 4,713,518 – –
Capital Research Global Investors
5
Capital Research Global Investors
California
$187M 2,132,572 +480,048 +29%
Massachusetts Financial Services
6
Massachusetts Financial Services
Massachusetts
$133M 1,513,449 +1,513,449 New
RI
7
RTW Investments
New York
$132M 1,501,493 – –
State Street
8
State Street
Massachusetts
$123M 1,403,208 -261,578 -16%
EC
9
Eminence Capital
New York
$90.9M 1,036,253 +1,036,253 New
T. Rowe Price Investment Management
10
T. Rowe Price Investment Management
Maryland
$80.4M 917,526 +399,518 +77%
LIP
11
Liontrust Investment Partners
United Kingdom
$79.5M 906,438 -13,968 -2%
JSP
12
Jackson Square Partners
California
$75.6M 861,708 +735,168 +581%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$61.4M 699,753 -58,853 -8%
SHCM
14
Sachem Head Capital Management
New York
$55.6M 634,100 +634,100 New
Westfield Capital Management
15
Westfield Capital Management
Massachusetts
$52.9M 603,681 -350,118 -37%
HRCM
16
Hawk Ridge Capital Management
California
$49.8M 567,765 +314,763 +124%
Schroder Investment Management Group
17
Schroder Investment Management Group
United Kingdom
$48.2M 549,676 -93,379 -15%
Morgan Stanley
18
Morgan Stanley
New York
$44M 501,904 +231,202 +85%
MC
19
Martin Currie
United Kingdom
$43.5M 495,910 -6,153 -1%
T. Rowe Price Associates
20
T. Rowe Price Associates
Maryland
$39.6M 451,939 +431,836 +2,148%
Sumitomo Mitsui Trust Group
21
Sumitomo Mitsui Trust Group
Japan
$35.5M 405,317 -84,790 -17%
MC
22
MIG Capital
California
$35M 398,932 +266,682 +202%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$34.2M 390,623 -106,548 -21%
BNP Paribas Asset Management
24
BNP Paribas Asset Management
France
$33.8M 385,416 -8,491 -2%
ECM
25
Ensemble Capital Management
California
$32.3M 368,040 +76,929 +26%
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