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iRhythm Technologies
IRTC

Overview Fund Activity

173 hedge funds and large institutions have $2.23B invested in iRhythm Technologies in 2019 Q4 according to their latest regulatory filings, with 32 funds opening new positions, 62 increasing their positions, 58 reducing their positions, and 25 closing their positions.

Holders
173
Holders Change
+5
Holders Change %
+2.98%
% of All Funds
3.42%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
32
Increased
62
Reduced
58
Closed
25
Calls
$12.9M
Puts
$2.87M
Net Calls
+$10M
Net Calls Change
+$4.89M

Top Buyers

1
William Blair Investment Management
1
William Blair Investment Management
Illinois
$84M
2
Holocene Advisors
2
Holocene Advisors
New York
$51.2M
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$98.4M
4
Norges Bank
4
Norges Bank
Norway
$104M
5
Millennium Management
5
Millennium Management
New York
$39.9M

Top Sellers

1
PHS
1
PFM Health Sciences
California
$31.2M
2
FAM
2
Fred Alger Management
New York
$0
3
WRF
3
Waddell & Reed Financial
Kansas
$18.4M
4
Franklin Resources
4
Franklin Resources
California
$46.4M
5
Lord, Abbett & Co
5
Lord, Abbett & Co
New Jersey
$18.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
VOYA Investment Management
101
VOYA Investment Management
Georgia
$850K +$185K +2,715 +28%
State Board of Administration of Florida Retirement System
102
State Board of Administration of Florida Retirement System
Florida
$845K -$44.3K -650 -5%
CIBC Private Wealth Group
103
CIBC Private Wealth Group
Georgia
$793K +$9.73K +143 +1%
MIM
104
MetLife Investment Management
New Jersey
$750K – – –
DTL
105
Dynamic Technology Lab
Singapore
$727K +$727K +10,683 New
WMSA
106
Weiss Multi-Strategy Advisers
New York
$681K -$341K -5,000 -33%
B
107
Bailard
California
$611K +$155K +2,276 +34%
RJA
108
Raymond James & Associates
Florida
$603K -$27.9K -409 -4%
Walleye Trading
109
Walleye Trading
New York
$576K +$432K +6,336 +299%
Envestnet Asset Management
110
Envestnet Asset Management
Illinois
$563K +$59.4K +873 +12%
MLICM
111
Metropolitan Life Insurance Company (MetLife)
New York
$561K +$16.1K +236 +3%
SAM
112
Shell Asset Management
Netherlands
$560K -$111K -1,634 -17%
BC
113
Brinker Capital
Pennsylvania
$526K -$4.84K -71 -0.9%
MWNA
114
Marshall Wace North America
New York
$475K +$475K +6,971 New
SSA
115
Schonfeld Strategic Advisors
New York
$456K +$456K +6,700 New
Stifel Financial
116
Stifel Financial
Missouri
$439K +$110K +1,611 +33%
AG
117
Aperio Group
California
$391K -$109K -1,603 -22%
Mitsubishi UFJ Asset Management
118
Mitsubishi UFJ Asset Management
Japan
$388K +$106K +1,551 +38%
AB
119
Amalgamated Bank
New York
$339K +$40.5K +594 +14%
BAM
120
Blueshift Asset Management
New Jersey
$328K +$328K +4,821 New
PP
121
Paloma Partners
Connecticut
$324K +$139K +2,049 +75%
William Blair & Company
122
William Blair & Company
Illinois
$309K +$309K +4,542 New
GCP
123
GSA Capital Partners
United Kingdom
$301K -$178K -2,613 -37%
ACM
124
AlphaCrest Capital Management
New York
$293K +$75K +1,100 +34%
SG Americas Securities
125
SG Americas Securities
New York
$290K -$239K -3,504 -45%
3 4
5
6 7