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Masimo
MASI

Overview Fund Activity

158 hedge funds and large institutions have $1.27B invested in Masimo in 2013 Q3 according to their latest regulatory filings, with 20 funds opening new positions, 56 increasing their positions, 65 reducing their positions, and 13 closing their positions.

Holders
158
Holders Change
+5
Holders Change %
+3.27%
% of All Funds
5.12%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.1%
New
20
Increased
56
Reduced
65
Closed
13
Calls
$192K
Puts
$506K
Net Calls
-$314K
Net Calls Change
+$580K

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$40.1M
2
ACH
2
ArrowMark Colorado Holdings
Colorado
$19.8M
3
HIM
3
Hermes Investment Management
United Kingdom
$26.7M
4
CIP
4
Chartwell Investment Partners
Pennsylvania
$12.6M
5
FIM
5
Foresters Investment Management
New York
$10.3M

Top Sellers

1
BCM
1
Bares Capital Management
Texas
$63.7M
2
PCMI
2
Paradigm Capital Management Inc
New York
$10.3M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$1.61M
4
Wells Fargo
4
Wells Fargo
California
$679K
5
Millennium Management
5
Millennium Management
New York
$202K
Name Market Value Shares Shares
Change 		Shares
Change %
JHIU
1
Janus Henderson Investors US
Colorado
$149M 5,599,345 -41,902 -0.7%
Vanguard Group
2
Vanguard Group
Pennsylvania
$79.6M 2,989,233 +95,928 +3%
BFA
3
BlackRock Fund Advisors
California
$65.3M 2,451,222 +214,442 +10%
BCM
4
Bares Capital Management
Texas
$63.7M 2,390,406 -647,065 -21%
CIP
5
Champlain Investment Partners
Vermont
$57.6M 2,163,015 -5,585 -0.3%
BAMCO Inc
6
BAMCO Inc
New York
$54.4M 2,043,344 -2,625 -0.1%
CCM
7
Camber Capital Management
Massachusetts
$46.6M 1,750,000 – –
State Street
8
State Street
Massachusetts
$43.1M 1,616,859 -38,009 -2%
BIT
9
BlackRock Institutional Trust
California
$40.2M 1,509,482 -49,902 -3%
Fidelity Investments
10
Fidelity Investments
Massachusetts
$40.1M 1,506,700 +1,506,700 New
Westfield Capital Management
11
Westfield Capital Management
Massachusetts
$39.5M 1,481,358 -113,920 -7%
Invesco
12
Invesco
Georgia
$33.6M 1,262,901 +24,898 +2%
KCM
13
Kennedy Capital Management
Missouri
$28.8M 1,082,925 -51,140 -5%
HIM
14
Hermes Investment Management
United Kingdom
$26.7M 1,002,677 +738,074 +279%
Northern Trust
15
Northern Trust
Illinois
$24.2M 909,686 -33,300 -4%
VOYA Investment Management
16
VOYA Investment Management
Georgia
$24M 902,149 -144,500 -14%
Schroder Investment Management Group
17
Schroder Investment Management Group
United Kingdom
$22.1M 831,105 +19,800 +2%
Fuller & Thaler Asset Management
18
Fuller & Thaler Asset Management
California
$22.1M 827,700 +240,800 +41%
ACH
19
ArrowMark Colorado Holdings
Colorado
$19.8M 743,353 +743,353 New
FMA
20
Fiduciary Management Associates
Illinois
$17.6M 660,515 +33,940 +5%
Dimensional Fund Advisors
21
Dimensional Fund Advisors
Texas
$17.3M 648,756 +93,409 +17%
SAM
22
Sentinel Asset Management
Vermont
$16.8M 631,310 -119,240 -16%
Bank of New York Mellon
23
Bank of New York Mellon
New York
$15.8M 591,282 -20,526 -3%
Royal Bank of Canada
24
Royal Bank of Canada
Ontario, Canada
$14.7M 552,732 +50,086 +10%
WC
25
Weatherbie Capital
Massachusetts
$13.2M 495,367 -20,047 -4%
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