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Masimo
MASI

Overview Fund Activity

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.

Holders
201
Holders Change
+25
Holders Change %
+14.2%
% of All Funds
5.42%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.08%
New
42
Increased
55
Reduced
75
Closed
15
Calls
$2.63M
Puts
$1.37M
Net Calls
+$1.26M
Net Calls Change
+$2.26M

Top Buyers

1
BTW
1
Boston Trust Walden
Massachusetts
$29M
2
CCM
2
Century Capital Management
Massachusetts
$23.2M
3
NAP
3
New Amsterdam Partners
New York
$9.4M
4
Arrowstreet Capital
4
Arrowstreet Capital
Massachusetts
$4.18M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$26.6M

Top Sellers

1
CCM
1
Camber Capital Management
Massachusetts
$73.6M
2
JHIU
2
Janus Henderson Investors US
Colorado
$165M
3
CIP
3
Chartwell Investment Partners
Pennsylvania
$0
4
Westfield Capital Management
4
Westfield Capital Management
Massachusetts
$34.6M
5
Millennium Management
5
Millennium Management
New York
$799K
Name Market Value Shares Shares
Change 		Shares
Change %
JHIU
1
Janus Henderson Investors US
Colorado
$165M 4,259,993 -588,967 -12%
Vanguard Group
2
Vanguard Group
Pennsylvania
$134M 3,448,571 +66,745 +2%
BFA
3
BlackRock Fund Advisors
California
$109M 2,815,204 -56,195 -2%
Massachusetts Financial Services
4
Massachusetts Financial Services
Massachusetts
$74.7M 1,928,422 -215,012 -10%
CCM
5
Camber Capital Management
Massachusetts
$73.6M 1,900,000 -800,000 -30%
CIP
6
Champlain Investment Partners
Vermont
$48.9M 1,263,100 -43,730 -3%
Dimensional Fund Advisors
7
Dimensional Fund Advisors
Texas
$48.1M 1,242,331 +76,693 +7%
BIT
8
BlackRock Institutional Trust
California
$44.4M 1,147,048 -74,633 -6%
Schroder Investment Management Group
9
Schroder Investment Management Group
United Kingdom
$38.8M 1,006,254 +64,749 +7%
VOYA Investment Management
10
VOYA Investment Management
Georgia
$38.7M 998,361 -57,412 -5%
HIM
11
Hermes Investment Management
United Kingdom
$34.7M 895,545 +16,480 +2%
Westfield Capital Management
12
Westfield Capital Management
Massachusetts
$34.6M 892,988 -401,964 -31%
State Street
13
State Street
Massachusetts
$33.4M 861,001 -24,872 -3%
Fuller & Thaler Asset Management
14
Fuller & Thaler Asset Management
California
$31.7M 819,439 -210,825 -20%
BA
15
BlackRock Advisors
Delaware
$29.9M 771,593 +76,168 +11%
BTW
16
Boston Trust Walden
Massachusetts
$29M 749,049 +749,049 New
D.E. Shaw & Co
17
D.E. Shaw & Co
New York
$26.6M 686,952 +105,938 +18%
CCM
18
Century Capital Management
Massachusetts
$23.2M 599,740 +599,740 New
BCA
19
Bernzott Capital Advisors
California
$23M 594,590 -69,400 -10%
Northern Trust
20
Northern Trust
Illinois
$22.6M 582,414 +13,855 +2%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$20.7M 535,314 +24,465 +5%
Norges Bank
22
Norges Bank
Norway
$19.3M 497,878 – –
Royal Bank of Canada
23
Royal Bank of Canada
Ontario, Canada
$19.2M 494,392 -13,188 -3%
BG
24
BlackRock Group
United Kingdom
$18.8M 484,677 +63,402 +15%
Ameriprise
25
Ameriprise
Minnesota
$18M 464,203 -70,509 -13%
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