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iRhythm Technologies
IRTC

Overview Fund Activity

234 hedge funds and large institutions have $7.9B invested in iRhythm Technologies in 2020 Q4 according to their latest regulatory filings, with 41 funds opening new positions, 97 increasing their positions, 68 reducing their positions, and 37 closing their positions.

Holders
234
Holders Change
+1
Holders Change %
+0.43%
% of All Funds
4.15%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
41
Increased
97
Reduced
68
Closed
37
Calls
$39.1M
Puts
$77.6M
Net Calls
-$38.5M
Net Calls Change
-$42.5M

Top Buyers

1
Sands Capital Management
1
Sands Capital Management
Virginia
$729M
2
Artisan Partners
2
Artisan Partners
Wisconsin
$322M
3
JSP
3
Jackson Square Partners
California
$176M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$430M
5
BlackRock
5
BlackRock
New York
$541M

Top Sellers

1
William Blair Investment Management
1
William Blair Investment Management
Illinois
$0
2
Holocene Advisors
2
Holocene Advisors
New York
$39.9M
3
TCM
3
TimesSquare Capital Management
New York
$0
4
Loomis, Sayles & Company
4
Loomis, Sayles & Company
Massachusetts
$0
5
Lord, Abbett & Co
5
Lord, Abbett & Co
New Jersey
$42.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
MLICM
101
Metropolitan Life Insurance Company (MetLife)
New York
$1.91M +$42.9K +181 +2%
WMSA
102
Weiss Multi-Strategy Advisers
New York
$1.9M -$479K -2,018 -20%
N
103
Natixis
France
$1.77M -$68.3K -288 -4%
Alyeska Investment Group
104
Alyeska Investment Group
Illinois
$1.68M +$1.68M +7,067 New
Lazard Asset Management
105
Lazard Asset Management
New York
$1.65M -$720K -3,037 -30%
Jane Street
106
Jane Street
New York
$1.62M +$537K +2,263 +50%
SSA
107
Schonfeld Strategic Advisors
New York
$1.61M +$1.61M +6,800 New
ProShare Advisors
108
ProShare Advisors
Maryland
$1.52M +$721K +3,040 +90%
LCM
109
Landscape Capital Management
New Jersey
$1.43M +$1.43M +6,035 New
SO
110
STRS Ohio
Ohio
$1.42M -$23.7K -100 -2%
Susquehanna International Group
111
Susquehanna International Group
Pennsylvania
$1.41M +$767K +3,234 +119%
Handelsbanken Fonder
112
Handelsbanken Fonder
Sweden
$1.35M +$237K +1,000 +21%
Aviva
113
Aviva
United Kingdom
$1.35M -$1.09M -4,595 -45%
PCH
114
Polar Capital Holdings
United Kingdom
$1.3M +$1.3M +5,471 New
BNP Paribas Financial Markets
115
BNP Paribas Financial Markets
France
$1.29M -$247K -1,043 -16%
PP
116
PDT Partners
New York
$1.26M +$564K +2,376 +81%
CF
117
CNA Financial
Illinois
$1.26M +$49.8K +210 +4%
CCM
118
Conway Capital Management
California
$1.23M +$1.23M +5,190 New
MSL
119
Mackay Shields LLC
New York
$1.21M -$1.09M -4,600 -47%
OAM
120
Oppenheimer Asset Management
New York
$1.21M -$105K -443 -8%
KJHP
121
K.J. Harrison & Partners
Ontario, Canada
$1.19M +$1.19M +5,000 New
ZIM
122
Zacks Investment Management
Illinois
$1.11M +$1.11M +4,695 New
AB
123
Amalgamated Bank
New York
$1.07M +$59.1K +249 +6%
RHBC
124
R.H. Bluestein & Co
Michigan
$1.04M +$688K +2,900 +193%
Public Employees Retirement Association of Colorado
125
Public Employees Retirement Association of Colorado
Colorado
$994K – – –
3 4
5
6 7