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Masimo
MASI

Overview Fund Activity

323 hedge funds and large institutions have $3.8B invested in Masimo in 2017 Q3 according to their latest regulatory filings, with 29 funds opening new positions, 131 increasing their positions, 117 reducing their positions, and 38 closing their positions.

Holders
323
Holders Change
-13
Holders Change %
-3.87%
% of All Funds
8.06%
Holding in Top 10
1
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-66.67%
% of All Funds
0.02%
New
29
Increased
131
Reduced
117
Closed
38
Calls
$7.9M
Puts
$10.5M
Net Calls
-$2.62M
Net Calls Change
+$277K

Top Buyers

1
Victory Capital Management
1
Victory Capital Management
Texas
$26M
2
CWAM
2
Columbia Wanger Asset Management
Illinois
$88.5M
3
American Century Companies
3
American Century Companies
Missouri
$41.3M
4
Millennium Management
4
Millennium Management
New York
$22.1M
5
JIM
5
Jupiter Investment Management
United Kingdom
$70M

Top Sellers

1
BlackRock
1
BlackRock
New York
$643M
2
Acadian Asset Management
2
Acadian Asset Management
Massachusetts
$137M
3
SGA
3
Sector Gamma AS
Norway
$0
4
O
4
OppenheimerFunds
New York
$286K
5
Two Sigma Investments
5
Two Sigma Investments
New York
$5.21M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$643M 7,426,238 -488,992 -6%
Vanguard Group
2
Vanguard Group
Pennsylvania
$434M 5,010,373 +74,680 +2%
State Street
3
State Street
Massachusetts
$138M 1,591,740 +44,012 +3%
Acadian Asset Management
4
Acadian Asset Management
Massachusetts
$137M 1,577,549 -214,048 -12%
Arrowstreet Capital
5
Arrowstreet Capital
Massachusetts
$96.2M 1,111,513 -1,600 -0.1%
Robeco Institutional Asset Management
6
Robeco Institutional Asset Management
Netherlands
$94.8M 1,095,131 -222 -0%
Bank of New York Mellon
7
Bank of New York Mellon
New York
$93M 1,074,648 +64,882 +6%
CWAM
8
Columbia Wanger Asset Management
Illinois
$88.5M 1,022,577 +300,000 +42%
JPMorgan Chase & Co
9
JPMorgan Chase & Co
New York
$72.3M 851,234 +48,536 +6%
JIM
10
Jupiter Investment Management
United Kingdom
$70M 808,488 +238,601 +42%
Northern Trust
11
Northern Trust
Illinois
$66.2M 764,615 -4,152 -0.5%
Prudential Financial
12
Prudential Financial
New Jersey
$59.3M 685,268 +132,053 +24%
Renaissance Technologies
13
Renaissance Technologies
New York
$59.2M 683,400 +62,900 +10%
Norges Bank
14
Norges Bank
Norway
$56.9M 657,030 -36,903 -5%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$56.6M 654,186 +5,531 +0.9%
Dimensional Fund Advisors
16
Dimensional Fund Advisors
Texas
$54.3M 626,931 -75,215 -11%
Two Sigma Advisers
17
Two Sigma Advisers
New York
$43.9M 507,615 -72,829 -13%
T. Rowe Price Associates
18
T. Rowe Price Associates
Maryland
$43M 497,073 +21,706 +5%
American Century Companies
19
American Century Companies
Missouri
$41.3M 476,963 +267,489 +128%
Russell Investments Group
20
Russell Investments Group
United Kingdom
$40M 461,860 -90,700 -16%
Allianz Asset Management
21
Allianz Asset Management
Germany
$39.7M 458,132 -120,172 -21%
Goldman Sachs
22
Goldman Sachs
New York
$39.2M 452,838 +91,477 +25%
NI
23
Numeric Investors
Massachusetts
$38.8M 447,689 -64,957 -13%
VOYA Investment Management
24
VOYA Investment Management
Georgia
$35.5M 409,801 +11,043 +3%
Charles Schwab
25
Charles Schwab
California
$33.5M 387,231 -30,064 -7%
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