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Masimo
MASI

Overview Fund Activity

365 hedge funds and large institutions have $3.98B invested in Masimo in 2017 Q1 according to their latest regulatory filings, with 87 funds opening new positions, 109 increasing their positions, 143 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
365
Holders Change
+51
Holders Change %
+16.24%
% of All Funds
9.1%
Holding in Top 10
6
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+100%
% of All Funds
0.15%
New
87
Increased
109
Reduced
143
Closed
28
Calls
$13.4M
Puts
$8.52M
Net Calls
+$4.9M
Net Calls Change
+$2.19M

Top Buyers

1
BlackRock
1
BlackRock
New York
$687M
2
Arrowstreet Capital
2
Arrowstreet Capital
Massachusetts
$100M
3
Two Sigma Advisers
3
Two Sigma Advisers
New York
$78.3M
4
NI
4
Numeric Investors
Massachusetts
$77.9M
5
Robeco Institutional Asset Management
5
Robeco Institutional Asset Management
Netherlands
$80.4M

Top Sellers

1
JHIU
1
Janus Henderson Investors US
Colorado
$2.9M
2
CIP
2
Champlain Investment Partners
Vermont
$27.3M
3
Fuller & Thaler Asset Management
3
Fuller & Thaler Asset Management
California
$3.43M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$14M
5
CWAM
5
Columbia Wanger Asset Management
Illinois
$52.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
Fidelity Investments
51
Fidelity Investments
Massachusetts
$14M -$28M -300,000 -67%
MCM
52
Matarin Capital Management
New York
$13.7M +$13.7M +146,661 New
Deutsche Bank
53
Deutsche Bank
Germany
$13.3M +$2.28M +24,457 +21%
AP
54
AHL Partners
United Kingdom
$13.2M +$10.9M +116,676 +462%
AQR Capital Management
55
AQR Capital Management
Connecticut
$12.8M +$43.1K +462 +0.3%
PPA
56
Parametric Portfolio Associates
Washington
$12.8M -$2.05M -22,004 -14%
Massachusetts Financial Services
57
Massachusetts Financial Services
Massachusetts
$12.7M -$16M -171,066 -56%
GI
58
GAMCO Investors
Connecticut
$12.1M – – –
AllianceBernstein
59
AllianceBernstein
Tennessee
$11.9M +$1.32M +14,164 +13%
CCMH
60
Cornerstone Capital Management Holdings
New York
$11.4M +$6.02M +64,600 +113%
GF
61
Gabelli Funds
New York
$11.2M -$187K -2,000 -2%
TCM
62
Tributary Capital Management
Nebraska
$11M -$4.94M -53,024 -31%
RA
63
Royce & Associates
New York
$11M +$5.62M +60,300 +105%
WSFS
64
Wilmington Savings Fund Society
Delaware
$10.6M -$3.45M -36,959 -24%
GC
65
Guggenheim Capital
Illinois
$10.6M +$7.29M +78,216 +219%
AIG
66
American International Group
New York
$10.6M +$7.73M +82,836 +272%
Jacobs Levy Equity Management
67
Jacobs Levy Equity Management
New Jersey
$10.5M +$8.92M +95,610 +554%
CS
68
Credit Suisse
Switzerland
$10.3M -$420K -4,505 -4%
Wellington Management Group
69
Wellington Management Group
Massachusetts
$10.2M -$1.35M -14,505 -12%
Canada Pension Plan Investment Board
70
Canada Pension Plan Investment Board
Ontario, Canada
$10M +$10M +107,300 New
American Century Companies
71
American Century Companies
Missouri
$9.87M -$618K -6,631 -6%
SCA
72
Secor Capital Advisors
New York
$9.65M +$6.8M +72,913 +239%
BCM
73
Brown Capital Management
Maryland
$9.08M +$937K +10,052 +12%
California Public Employees Retirement System
74
California Public Employees Retirement System
California
$8.98M -$410K -4,392 -4%
Manulife (Manufacturers Life Insurance)
75
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$8.87M +$6.27M +67,276 +242%
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