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Masimo
MASI

Overview Fund Activity

362 hedge funds and large institutions have $8.5B invested in Masimo in 2024 Q4 according to their latest regulatory filings, with 63 funds opening new positions, 117 increasing their positions, 115 reducing their positions, and 50 closing their positions.

Holders
362
Holders Change
+5
Holders Change %
+1.4%
% of All Funds
4.82%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
63
Increased
117
Reduced
115
Closed
50
Calls
$21.3M
Puts
$12.6M
Net Calls
+$8.76M
Net Calls Change
-$29M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.34B
2
Capital Research Global Investors
2
Capital Research Global Investors
California
$406M
3
Massachusetts Financial Services
3
Massachusetts Financial Services
Massachusetts
$287M
4
AllianceBernstein
4
AllianceBernstein
Tennessee
$157M
5
Millennium Management
5
Millennium Management
New York
$67.5M

Top Sellers

1
AMG
1
Ace Management Global
Brazil
$7.88M
2
FCM
2
Farallon Capital Management
California
$65.6M
3
RI
3
RTW Investments
New York
$113M
4
Westfield Capital Management
4
Westfield Capital Management
Massachusetts
$127M
5
Man Group
5
Man Group
United Kingdom
$10.7M
Name Market Value Shares Shares
Change 		Shares
Change %
Bank of New York Mellon
26
Bank of New York Mellon
New York
$55.7M 337,221 -4,739 -1%
BAMCO Inc
27
BAMCO Inc
New York
$50.8M 307,144 -40,056 -12%
Invesco
28
Invesco
Georgia
$45.9M 277,960 +192,802 +226%
T. Rowe Price Associates
29
T. Rowe Price Associates
Maryland
$41.5M 250,786 +181,070 +260%
Point72 Asset Management
30
Point72 Asset Management
Connecticut
$41.1M 248,499 +248,499 New
CRM
31
Cramer Rosenthal McGlynn
Connecticut
$36.8M 222,817 +37,800 +20%
Assenagon Asset Management
32
Assenagon Asset Management
Luxembourg
$35.7M 216,051 +194,788 +916%
Ameriprise
33
Ameriprise
Minnesota
$35.7M 215,946 +16,085 +8%
Raymond James Financial
34
Raymond James Financial
Florida
$33.7M 203,971 +203,971 New
Goldman Sachs
35
Goldman Sachs
New York
$33.4M 202,252 -129,824 -39%
UBS AM
36
UBS AM
Illinois
$31.4M 190,246 +77,775 +69%
UBS Group
37
UBS Group
Switzerland
$26.5M 160,028 +105,346 +193%
Comerica Bank
38
Comerica Bank
Texas
$23.4M 141,378 -103,703 -42%
Neuberger Berman Group
39
Neuberger Berman Group
New York
$22.8M 138,122 +133,825 +3,114%
JPMorgan Chase & Co
40
JPMorgan Chase & Co
New York
$21.3M 128,639 -27,214 -17%
GAM
41
Gotham Asset Management
New York
$21.1M 127,780 -25,706 -17%
RhumbLine Advisers
42
RhumbLine Advisers
Massachusetts
$20.6M 124,373 -2,641 -2%
Amundi
43
Amundi
France
$18.8M 111,481 +87,446 +364%
Fidelity International
44
Fidelity International
Bermuda
$18.2M 110,332 +4,624 +4%
Bank of America
45
Bank of America
North Carolina
$17.7M 107,303 -10,542 -9%
BDLIB
46
Banque de Luxembourg Investments (BLI)
Luxembourg
$17.1M 101,200 +101,200 New
Principal Financial Group
47
Principal Financial Group
Iowa
$17M 102,660 +153 +0.1%
Legal & General Group
48
Legal & General Group
United Kingdom
$16.1M 97,187 +3,122 +3%
GLA
49
Great Lakes Advisors
Illinois
$15.8M 95,730 +95,730 New
Citigroup
50
Citigroup
New York
$15.2M 91,691 +29,603 +48%
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