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Masimo
MASI

Overview Fund Activity

336 hedge funds and large institutions have $4.01B invested in Masimo in 2017 Q2 according to their latest regulatory filings, with 31 funds opening new positions, 152 increasing their positions, 116 reducing their positions, and 57 closing their positions.

Holders
336
Holders Change
-29
Holders Change %
-7.95%
% of All Funds
8.39%
Holding in Top 10
3
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-50%
% of All Funds
0.07%
New
31
Increased
152
Reduced
116
Closed
57
Calls
$5.32M
Puts
$8.22M
Net Calls
-$2.9M
Net Calls Change
-$7.8M

Top Buyers

1
BlackRock
1
BlackRock
New York
$722M
2
Acadian Asset Management
2
Acadian Asset Management
Massachusetts
$163M
3
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$73.2M
4
Vanguard Group
4
Vanguard Group
Pennsylvania
$450M
5
Capital Fund Management (CFM)
5
Capital Fund Management (CFM)
France
$32.8M

Top Sellers

1
Two Sigma Investments
1
Two Sigma Investments
New York
$23.4M
2
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$64M
3
NI
3
Numeric Investors
Massachusetts
$46.7M
4
CIP
4
Champlain Investment Partners
Vermont
$0
5
Two Sigma Advisers
5
Two Sigma Advisers
New York
$52.9M
Name Market Value Shares Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$722M 7,915,230 +550,995 +7%
Vanguard Group
2
Vanguard Group
Pennsylvania
$450M 4,935,693 +318,060 +7%
Acadian Asset Management
3
Acadian Asset Management
Massachusetts
$163M 1,791,597 +392,410 +28%
State Street
4
State Street
Massachusetts
$141M 1,547,728 +146,212 +10%
Arrowstreet Capital
5
Arrowstreet Capital
Massachusetts
$101M 1,113,113 +38,991 +4%
Robeco Institutional Asset Management
6
Robeco Institutional Asset Management
Netherlands
$99.9M 1,095,353 +233,412 +27%
Bank of New York Mellon
7
Bank of New York Mellon
New York
$92.1M 1,009,766 +158,801 +19%
JPMorgan Chase & Co
8
JPMorgan Chase & Co
New York
$73.2M 802,698 +347,360 +76%
Northern Trust
9
Northern Trust
Illinois
$70.1M 768,767 +51,945 +7%
CWAM
10
Columbia Wanger Asset Management
Illinois
$65.9M 722,577 +156,992 +28%
Dimensional Fund Advisors
11
Dimensional Fund Advisors
Texas
$64M 702,146 -391,059 -36%
Norges Bank
12
Norges Bank
Norway
$63.3M 693,933 +142,598 +26%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$59.1M 648,655 +3,401 +0.5%
Renaissance Technologies
14
Renaissance Technologies
New York
$56.6M 620,500 +191,400 +45%
Two Sigma Advisers
15
Two Sigma Advisers
New York
$52.9M 580,444 -259,424 -31%
Allianz Asset Management
16
Allianz Asset Management
Germany
$52.9M 578,304 +282,365 +95%
JIM
17
Jupiter Investment Management
United Kingdom
$52M 569,887 +173,518 +44%
Prudential Financial
18
Prudential Financial
New Jersey
$50.4M 553,215 +69,810 +14%
Russell Investments Group
19
Russell Investments Group
United Kingdom
$50.4M 552,560 +214,183 +63%
NI
20
Numeric Investors
Massachusetts
$46.7M 512,646 -322,300 -39%
T. Rowe Price Associates
21
T. Rowe Price Associates
Maryland
$43.3M 475,367 +2,714 +0.6%
Janus Henderson Group
22
Janus Henderson Group
United Kingdom
$42.7M 468,053 -22,558 -5%
Charles Schwab
23
Charles Schwab
California
$38M 417,295 -27,206 -6%
VOYA Investment Management
24
VOYA Investment Management
Georgia
$36.4M 398,758 +16,529 +4%
Goldman Sachs
25
Goldman Sachs
New York
$32.9M 361,361 -71,877 -17%
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