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iRhythm Technologies
IRTC

Overview Fund Activity

217 hedge funds and large institutions have $4.32B invested in iRhythm Technologies in 2021 Q1 according to their latest regulatory filings, with 52 funds opening new positions, 64 increasing their positions, 79 reducing their positions, and 67 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
217
Holders Change
-17
Holders Change %
-7.26%
% of All Funds
3.82%
Holding in Top 10
–
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-100%
% of All Funds
–
New
52
Increased
64
Reduced
79
Closed
67
Calls
$35.9M
Puts
$17.5M
Net Calls
+$18.3M
Net Calls Change
+$56.8M

Top Buyers

1
CS
Credit Suisse
Switzerland
$132M
2
Macquarie Group
Macquarie Group
Australia
$149M
3
William Blair & Company
William Blair & Company
Illinois
$69.2M
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$158M
5
VOYA Investment Management
VOYA Investment Management
Georgia
$28.2M

Top Sellers

1
JSP
Jackson Square Partners
California
$0
2
FAM
Fred Alger Management
New York
$0
3
Neuberger Berman Group
Neuberger Berman Group
New York
$1.17M
4
Artisan Partners
Artisan Partners
Wisconsin
$108M
5
Franklin Resources
Franklin Resources
California
$38M
Name Holding Trade Value Shares
Change 		Shares
Change %
AAMU
151
Amundi Asset Management US
Massachusetts
$347K – – –
FP
152
Financial Perspectives
Minnesota
$335K +$335K +46,574 New
AIP
153
Ameritas Investment Partners
Nebraska
$326K -$9.71K -70 -3%
Prudential Financial
154
Prudential Financial
New Jersey
$324K -$9.73K -70 -3%
Assenagon Asset Management
155
Assenagon Asset Management
Luxembourg
$318K +$318K +2,289 New
D.E. Shaw & Co
156
D.E. Shaw & Co
New York
$282K -$1.26M -9,090 -82%
PAMU
157
Pictet Asset Management (UK)
United Kingdom
$278K -$83.4K -600 -23%
American Century Companies
158
American Century Companies
Missouri
$277K +$11.4K +82 +4%
IMRF
159
Illinois Municipal Retirement Fund
Illinois
$276K – – –
SCA
160
Spearhead Capital Advisors
Florida
$275K -$87.7K -631 -24%
Canada Life
161
Canada Life
Manitoba, Canada
$271K – – –
XT
162
XTX Topco
Cayman Islands
$271K +$271K +1,949 New
TRCT
163
Tower Research Capital (TRC)
New York
$270K +$130K +939 +93%
Cerity Partners
164
Cerity Partners
New York
$267K +$267K +1,921 New
OSAM
165
O'Shaughnessy Asset Management
Connecticut
$263K -$3.06K -22 -1%
SO
166
STRS Ohio
Ohio
$249K -$581K -4,200 -70%
FC
167
FORA Capital
Florida
$228K +$228K +1,645 New
PCH
168
Polar Capital Holdings
United Kingdom
$224K -$535K -3,856 -70%
GF
169
Gabelli Funds
New York
$222K +$222K +1,600 New
RHBC
170
R.H. Bluestein & Co
Michigan
$208K -$402K -2,900 -66%
US Bancorp
171
US Bancorp
Minnesota
$193K -$18.7K -135 -9%
1C
172
1623 Capital
Virginia
$193K +$193K +1,391 New
IA
173
IFP Advisors
Florida
$138K +$37.6K +272 +37%
FPS
174
Fieldpoint Private Securities
Connecticut
$115K -$33.5K -242 -23%
EVM
175
Eaton Vance Management
Massachusetts
$76K +$76K +547 New
5 6
7
8 9