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Masimo
MASI

Overview Fund Activity

326 hedge funds and large institutions have $3.85B invested in Masimo in 2018 Q1 according to their latest regulatory filings, with 51 funds opening new positions, 112 increasing their positions, 116 reducing their positions, and 56 closing their positions.

Holders
326
Holders Change
-12
Holders Change %
-3.55%
% of All Funds
7.48%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
51
Increased
112
Reduced
116
Closed
56
Calls
$14M
Puts
$11.2M
Net Calls
+$2.76M
Net Calls Change
+$4.06M

Top Buyers

1
Ameriprise
1
Ameriprise
Minnesota
$147M
2
Citadel Advisors
2
Citadel Advisors
Florida
$87.1M
3
Point72 Asset Management
3
Point72 Asset Management
Connecticut
$122M
4
HM
4
HealthCor Management
New York
$50.6M
5
CIP
5
Champlain Investment Partners
Vermont
$60.9M

Top Sellers

1
Arrowstreet Capital
1
Arrowstreet Capital
Massachusetts
$6.63M
2
Robeco Institutional Asset Management
2
Robeco Institutional Asset Management
Netherlands
$0
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$371M
4
Acadian Asset Management
4
Acadian Asset Management
Massachusetts
$31.9M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$37.2M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$642M 7,301,352 +53,887 +0.7%
Vanguard Group
2
Vanguard Group
Pennsylvania
$371M 4,212,665 -726,878 -15%
Ameriprise
3
Ameriprise
Minnesota
$147M 1,665,780 +1,392,917 +510%
State Street
4
State Street
Massachusetts
$139M 1,581,051 -64,212 -4%
Point72 Asset Management
5
Point72 Asset Management
Connecticut
$122M 1,381,945 +697,920 +102%
Citadel Advisors
6
Citadel Advisors
Florida
$87.1M 990,329 +941,964 +1,948%
JIM
7
Jupiter Investment Management
United Kingdom
$82.8M 940,944 +59,944 +7%
Prudential Financial
8
Prudential Financial
New Jersey
$71.5M 812,936 +53,061 +7%
VOYA Investment Management
9
VOYA Investment Management
Georgia
$69.8M 793,546 +378,332 +91%
Northern Trust
10
Northern Trust
Illinois
$64.2M 730,378 -4,577 -0.6%
Bank of New York Mellon
11
Bank of New York Mellon
New York
$62.4M 708,944 -328,148 -32%
CIP
12
Champlain Investment Partners
Vermont
$60.9M 692,780 +494,180 +249%
Westfield Capital Management
13
Westfield Capital Management
Massachusetts
$57.4M 652,958 +164,490 +34%
MWNA
14
Marshall Wace North America
New York
$54.3M 617,192 +363,001 +143%
Morgan Stanley
15
Morgan Stanley
New York
$51.1M 580,458 +79,008 +16%
HM
16
HealthCor Management
New York
$50.6M 575,000 +575,000 New
Norges Bank
17
Norges Bank
Norway
$45.7M 519,315 -80,400 -13%
Renaissance Technologies
18
Renaissance Technologies
New York
$45M 511,500 -40,600 -7%
Geode Capital Management
19
Geode Capital Management
Massachusetts
$43.6M 495,586 -122,533 -20%
Dimensional Fund Advisors
20
Dimensional Fund Advisors
Texas
$42.6M 484,138 -25,442 -5%
Millennium Management
21
Millennium Management
New York
$42.2M 479,784 +356,708 +290%
T. Rowe Price Associates
22
T. Rowe Price Associates
Maryland
$42.1M 478,288 -16,121 -3%
Citigroup
23
Citigroup
New York
$40.8M 464,312 +445,240 +2,335%
Schroder Investment Management Group
24
Schroder Investment Management Group
United Kingdom
$39.7M 451,266 -16,754 -4%
Deutsche Bank
25
Deutsche Bank
Germany
$39M 442,913 +215,050 +94%
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