236 hedge funds and large institutions have $1.66B invested in Masimo in 2015 Q4 according to their latest regulatory filings, with 36 funds opening new positions, 92 increasing their positions, 79 reducing their positions, and 20 closing their positions.

Holders
236
Holders Change
+15
Holders Change %
+6.79%
% of All Funds
6.2%
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.08%
New
36
Increased
92
Reduced
79
Closed
20
Calls
$2.02M
Puts
$1.66M
Net Calls
+$358K
Net Calls Change
-$816K
Name Market Value Shares Shares
Change
Shares
Change %
CSS
126
Cubist Systematic Strategies
Connecticut
$923K 22,226 -37,937 -63%
HMS
127
Hanseatic Management Services
New Mexico
$910K 21,927 +2,060 +10%
Brown Advisory
128
Brown Advisory
Maryland
$867K 20,886 -99 -0.5%
ARTA
129
A.R.T. Advisors
New York
$855K 20,616 +20,616 New
Jacobs Levy Equity Management
130
Jacobs Levy Equity Management
New Jersey
$843K 20,310 +7,770 +62%
DADC
131
D.A. Davidson & Co
Montana
$837K 20,170 -3,605 -15%
LSERS
132
Louisiana State Employees Retirement System
Louisiana
$830K 20,000 -200 -1%
IP
133
Isthmus Partners
Wisconsin
$830K 19,993 +698 +4%
ZIM
134
Zacks Investment Management
Illinois
$828K 19,950 +2,227 +13%
MAM
135
Martingale Asset Management
Massachusetts
$825K 19,852 +19,852 New
TC
136
TFS Capital
Pennsylvania
$820K 19,764 +19,764 New
Bank of Montreal
137
Bank of Montreal
Ontario, Canada
$815K 19,626 +2,113 +12%
Thrivent Financial for Lutherans
138
Thrivent Financial for Lutherans
Minnesota
$812K 19,560 +660 +3%
HCM
139
Highbridge Capital Management
New York
$800K 19,273 +19,273 New
FA
140
FDx Advisors
Illinois
$798K 19,225 -48 -0.2%
UBS Group
141
UBS Group
Switzerland
$768K 18,514 +998 +6%
CCMINC
142
Cardinal Capital Management Inc (North Carolina)
North Carolina
$759K 18,285 +514 +3%
GS
143
GAM Systematic
United Kingdom
$755K 18,188 -3,088 -15%
ZCM
144
Zebra Capital Management
Connecticut
$753K 18,133 +1,133 +7%
MC
145
Menta Capital
California
$743K 17,900 +9,818 +121%
CAM
146
Capstone Asset Management
Texas
$703K 16,946 +2,170 +15%
Acadian Asset Management
147
Acadian Asset Management
Massachusetts
$699K 16,814 +16,563 +6,599%
IR
148
Invictus RG
Bermuda
$694K 16,720 +16,720 New
UFF
149
USA Financial Formulas
Michigan
$676K 16,294 +175 +1%
TRSOTSOK
150
Teachers Retirement System of the State of Kentucky
Kentucky
$656K 15,800 +2,200 +16%