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Masimo
MASI

Overview Fund Activity

326 hedge funds and large institutions have $3.85B invested in Masimo in 2018 Q1 according to their latest regulatory filings, with 51 funds opening new positions, 112 increasing their positions, 116 reducing their positions, and 56 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
326
Holders Change
-12
Holders Change %
-3.55%
% of All Funds
7.48%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
51
Increased
112
Reduced
116
Closed
56
Calls
$14M
Puts
$11.2M
Net Calls
+$2.76M
Net Calls Change
+$4.06M

Top Buyers

1
Ameriprise
Ameriprise
Minnesota
$147M
2
Citadel Advisors
Citadel Advisors
Florida
$87.1M
3
Point72 Asset Management
Point72 Asset Management
Connecticut
$122M
4
HM
HealthCor Management
New York
$50.6M
5
CIP
Champlain Investment Partners
Vermont
$60.9M

Top Sellers

1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
$6.63M
2
Robeco Institutional Asset Management
Robeco Institutional Asset Management
Netherlands
$0
3
Vanguard Group
Vanguard Group
Pennsylvania
$371M
4
Acadian Asset Management
Acadian Asset Management
Massachusetts
$31.9M
5
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$37.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
Lazard Asset Management
326
Lazard Asset Management
New York
– -$5.46M -64,446 Closed
NAM
327
NorthCoast Asset Management
Connecticut
– -$4.36M -51,464 Closed
AC
328
Ascend Capital
California
– -$4.3M -50,700 Closed
SGAM
329
Smith Group Asset Management
Texas
– -$3.38M -39,880 Closed
CG
330
Clinton Group
New York
– -$2.91M -34,299 Closed
Susquehanna International Group
331
Susquehanna International Group
Pennsylvania
– -$2.73M -32,147 Closed
NIP
332
Nicholas Investment Partners
California
– -$2.3M -27,147 Closed
HSA
333
Hussman Strategic Advisors
Maryland
– -$2.12M -25,000 Closed
GC
334
Globeflex Capital
California
– -$2.03M -23,915 Closed
LCM
335
Laurion Capital Management
New York
– -$2.02M -23,822 Closed
Jennison Associates
336
Jennison Associates
New York
– -$1.85M -21,822 Closed
CIP
337
Convergence Investment Partners
Florida
– -$1.51M -17,850 Closed
QT
338
Quantbot Technologies
New York
– -$1.24M -14,607 Closed
LCM
339
Legato Capital Management
California
– -$1.04M -12,239 Closed
TF
340
TIAA FSB
Florida
– -$998K -11,765 Closed
BPM
341
Bowling Portfolio Management
Ohio
– -$718K -8,463 Closed
ADEF
342
Adams Diversified Equity Fund
Maryland
– -$678K -8,000 Closed
Public Sector Pension Investment Board (PSP Investments)
343
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
– -$636K -7,500 Closed
Nomura Holdings
344
Nomura Holdings
Japan
– -$620K -7,301 Closed
PCM
345
Piermont Capital Management
Missouri
– -$612K -7,220 Closed
Parallax Volatility Advisers
346
Parallax Volatility Advisers
California
– -$581K -6,846 Closed
Cerity Partners
347
Cerity Partners
New York
– -$559K -6,591 Closed
JG
348
Jefferies Group
New York
– -$544K -6,410 Closed
TI
349
Trexquant Investment
Connecticut
– -$524K -6,181 Closed
Connor, Clark & Lunn Investment Management (CC&L)
350
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
– -$522K -6,150 Closed
12 13
14
15 16