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iRhythm Technologies
IRTC

Overview Fund Activity

221 hedge funds and large institutions have $3.56B invested in iRhythm Technologies in 2023 Q4 according to their latest regulatory filings, with 34 funds opening new positions, 87 increasing their positions, 68 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
221
Holders Change
-1
Holders Change %
-0.45%
% of All Funds
3.24%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
34
Increased
87
Reduced
68
Closed
33
Calls
$24.8M
Puts
$27.2M
Net Calls
-$2.47M
Net Calls Change
-$7.96M

Top Buyers

1
SPPAM
1
Summit Partners Public Asset Management
Massachusetts
$44.4M
2
Morgan Stanley
2
Morgan Stanley
New York
$61.6M
3
Holocene Advisors
3
Holocene Advisors
New York
$103M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$35.2M
5
CIP
5
Champlain Investment Partners
Vermont
$30.2M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$12.6M
2
PHS
2
PFM Health Sciences
California
$0
3
LOM
3
LTS One Management
New York
$37.5M
4
Norges Bank
4
Norges Bank
Norway
$26.5M
5
William Blair & Company
5
William Blair & Company
Illinois
$86.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
Susquehanna International Group
101
Susquehanna International Group
Pennsylvania
$1.36M +$745K +6,957 +122%
VOYA Investment Management
102
VOYA Investment Management
Georgia
$1.31M +$4.28K +40 +0.3%
Mitsubishi UFJ Asset Management
103
Mitsubishi UFJ Asset Management
Japan
$1.21M +$354K +3,507 +41%
OPS
104
Orion Portfolio Solutions
Nebraska
$1.2M -$126K -1,114 -9%
BCI
105
Brinker Capital Investments
Pennsylvania
$1.2M -$126K -1,114 -9%
Ensign Peak Advisors
106
Ensign Peak Advisors
Utah
$1.2M +$177K +1,650 +17%
Squarepoint
107
Squarepoint
New York
$1.17M -$1.25M -11,708 -52%
Assenagon Asset Management
108
Assenagon Asset Management
Luxembourg
$1.04M +$1.18K +11 +0.1%
DA
109
Duality Advisers
Florida
$960K – – –
PMEF
110
Point72 Middle East FZE
United Arab Emirates
$938K +$938K +8,764 New
State Board of Administration of Florida Retirement System
111
State Board of Administration of Florida Retirement System
Florida
$937K – – –
ASRS
112
Arizona State Retirement System
Arizona
$915K -$13.6K -127 -1%
Stifel Financial
113
Stifel Financial
Missouri
$907K +$58.2K +544 +7%
Canada Life
114
Canada Life
Manitoba, Canada
$906K +$619K +5,816 +215%
AG
115
Algert Global
California
$858K -$589K -5,500 -41%
TRCT
116
Tower Research Capital (TRC)
New York
$846K +$778K +7,265 +1,133%
OAM
117
Oppenheimer Asset Management
New York
$823K +$341K +3,187 +71%
Franklin Resources
118
Franklin Resources
California
$780K +$2.36K +22 +0.3%
BA
119
Bridgewater Associates
Connecticut
$778K -$38.9K -363 -5%
Principal Financial Group
120
Principal Financial Group
Iowa
$772K +$12.1K +113 +2%
AssetMark Inc
121
AssetMark Inc
California
$729K +$213K +1,986 +41%
Citigroup
122
Citigroup
New York
$707K +$415K +3,875 +142%
Zurich Cantonal Bank
123
Zurich Cantonal Bank
Switzerland
$676K – – –
Handelsbanken Fonder
124
Handelsbanken Fonder
Sweden
$668K +$21.4K +200 +3%
AQR Capital Management
125
AQR Capital Management
Connecticut
$657K +$172K +1,607 +35%
3 4
5
6 7