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iRhythm Technologies
IRTC

Overview Fund Activity

233 hedge funds and large institutions have $7.42B invested in iRhythm Technologies in 2020 Q3 according to their latest regulatory filings, with 65 funds opening new positions, 54 increasing their positions, 94 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
233
Holders Change
+40
Holders Change %
+20.73%
% of All Funds
4.71%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.04%
New
65
Increased
54
Reduced
94
Closed
24
Calls
$42.1M
Puts
$38.1M
Net Calls
+$4.01M
Net Calls Change
+$7.98M

Top Buyers

1
Sands Capital Management
1
Sands Capital Management
Virginia
$454M
2
Holocene Advisors
2
Holocene Advisors
New York
$122M
3
FAM
3
Fred Alger Management
New York
$120M
4
Artisan Partners
4
Artisan Partners
Wisconsin
$96.5M
5
Bessemer Group
5
Bessemer Group
New Jersey
$56.6M

Top Sellers

1
AllianceBernstein
1
AllianceBernstein
Tennessee
$251M
2
BCM
2
Brown Capital Management
Maryland
$662M
3
Capital Research Global Investors
3
Capital Research Global Investors
California
$246M
4
William Blair Investment Management
4
William Blair Investment Management
Illinois
$255M
5
TCM
5
TimesSquare Capital Management
New York
$61.9M
Name Holding Trade Value Shares
Change 		Shares
Change %
OAM
126
Oppenheimer Asset Management
New York
$1.32M -$35.5K -149 -3%
Mitsubishi UFJ Asset Management
127
Mitsubishi UFJ Asset Management
Japan
$1.26M +$301K +1,262 +31%
CF
128
CNA Financial
Illinois
$1.21M -$600K -2,520 -33%
Handelsbanken Fonder
129
Handelsbanken Fonder
Sweden
$1.12M – – –
Jane Street
130
Jane Street
New York
$1.08M -$935K -3,926 -46%
B
131
Bailard
California
$1.07M -$714K -3,000 -40%
SG Americas Securities
132
SG Americas Securities
New York
$1.06M -$6.9K -29 -0.6%
Two Sigma Investments
133
Two Sigma Investments
New York
$1.02M +$1.02M +4,289 New
RJA
134
Raymond James & Associates
Florida
$1.02M -$458K -1,924 -31%
AB
135
Amalgamated Bank
New York
$1.02M -$15.9K -67 -2%
Public Employees Retirement Association of Colorado
136
Public Employees Retirement Association of Colorado
Colorado
$998K – – –
ECM
137
ETrade Capital Management
Virginia
$981K -$507K -2,130 -34%
VRS
138
Virginia Retirement Systems
Virginia
$905K +$905K +3,800 New
TC
139
TwinBeech Capital
New York
$832K +$832K +3,494 New
ProShare Advisors
140
ProShare Advisors
Maryland
$800K -$75.5K -317 -9%
QI
141
QS Investors
New York
$786K -$3.11M -13,050 -80%
Zurich Cantonal Bank
142
Zurich Cantonal Bank
Switzerland
$727K – – –
Wolverine Trading
143
Wolverine Trading
Illinois
$715K -$139K -594 -16%
American Century Companies
144
American Century Companies
Missouri
$703K -$150K -632 -18%
PP
145
PDT Partners
New York
$696K +$696K +2,924 New
Osaic Holdings
146
Osaic Holdings
Arizona
$685K +$261K +1,089 +61%
Susquehanna International Group
147
Susquehanna International Group
Pennsylvania
$650K -$2.02M -8,489 -76%
SCA
148
Spearhead Capital Advisors
Florida
$611K +$37.2K +156 +6%
AAMU
149
Amundi Asset Management US
Massachusetts
$595K – – –
Prudential Financial
150
Prudential Financial
New Jersey
$566K +$59K +248 +12%
4 5
6
7 8