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Masimo

201 hedge funds and large institutions have $1.59B invested in Masimo in 2015 Q2 according to their latest regulatory filings, with 42 funds opening new positions, 55 increasing their positions, 75 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
201
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.63M
Puts
$1.37M
Net Calls
Net Calls Change

Top Buyers

1 +$29M
2 +$23.2M
3 +$9.4M
4
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$4.18M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$4.1M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$16.6M
27
$15.6M
28
$15.5M
29
$14.7M
30
$14M
31
$13.9M
32
$13.8M
33
$12.5M
34
$12.4M
35
$11.7M
36
$11.5M
37
$10.6M
38
$10.6M
39
$10.3M
40
$9.4M
41
$8.72M
42
$8.31M
43
$7.31M
44
$6.99M
45
$6.91M
46
$6.53M
47
$6.23M
48
$6.03M
49
$5.91M
50
$5.86M