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Masimo
MASI

Overview Fund Activity

412 hedge funds and large institutions have $7.55B invested in Masimo in 2023 Q2 according to their latest regulatory filings, with 46 funds opening new positions, 112 increasing their positions, 170 reducing their positions, and 58 closing their positions.

Holders
412
Holders Change
-12
Holders Change %
-2.83%
% of All Funds
6.5%
Holding in Top 10
6
Holding in Top 10 Change
-5
Holding in Top 10 Change %
-45.45%
% of All Funds
0.09%
New
46
Increased
112
Reduced
170
Closed
58
Calls
$31.2M
Puts
$6.42M
Net Calls
+$24.8M
Net Calls Change
+$6.31M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.18B
2
Westfield Capital Management
2
Westfield Capital Management
Massachusetts
$157M
3
Vanguard Group
3
Vanguard Group
Pennsylvania
$799M
4
BlackRock
4
BlackRock
New York
$1.01B
5
First Trust Advisors
5
First Trust Advisors
Illinois
$29.5M

Top Sellers

1
FCM
1
Farallon Capital Management
California
$60.5M
2
Millennium Management
2
Millennium Management
New York
$36M
3
D.E. Shaw & Co
3
D.E. Shaw & Co
New York
$8.55M
4
Alyeska Investment Group
4
Alyeska Investment Group
Illinois
$33.6M
5
Citadel Advisors
5
Citadel Advisors
Florida
$6.51M
Name Market Value Shares Shares
Change 		Shares
Change %
Wellington Management Group
426
Wellington Management Group
Massachusetts
– – -4,345 Closed
WBC
427
Westpac Banking Corp
Australia
– – -3,952 Closed
Assenagon Asset Management
428
Assenagon Asset Management
Luxembourg
– – -3,924 Closed
SSA
429
Schonfeld Strategic Advisors
New York
– – -3,772 Closed
LOAME
430
Lombard Odier Asset Management (Europe)
United Kingdom
– – -3,100 Closed
CS
431
Candriam SCA
Luxembourg
– – -2,813 Closed
EP
432
Edgestream Partners
New Jersey
– – -2,782 Closed
DA
433
Duality Advisers
Florida
– – -2,701 Closed
BRWA
434
B. Riley Wealth Advisors
Florida
– – -2,594 Closed
IIM
435
INTECH Investment Management
Florida
– – -2,459 Closed
Holocene Advisors
436
Holocene Advisors
New York
– – -2,150 Closed
OTL
437
Oak Thistle LLC
New York
– – -1,635 Closed
QT
438
Quantamental Technologies
New York
– – -1,612 Closed
CA
439
Cetera Advisors
Colorado
– – -1,591 Closed
JFG
440
Jefferies Financial Group
New York
– – -1,589 Closed
JF
441
Jump Financial
Illinois
– – -1,547 Closed
LCM
442
LRT Capital Management
Texas
– – -1,452 Closed
RJFSA
443
Raymond James Financial Services Advisors
Florida
– – -1,432 Closed
PAM
444
PVG Asset Management
Colorado
– – -1,425 Closed
HW
445
Hamilton Wealth
California
– – -1,234 Closed
SFG
446
Synergy Financial Group
California
– – -1,196 Closed
MA
447
Mutual Advisors
Nebraska
– – -1,177 Closed
MC
448
Matisse Capital
Oregon
– – -1,166 Closed
BMSSC
449
B. Metzler seel. Sohn & Co
Germany
– – -1,121 Closed
HSA
450
HBK Sorce Advisory
Pennsylvania
– – -1,113 Closed
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