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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.

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

Top Sellers

1
JSP
1
Jackson Square Partners
California
$0
2
FAM
2
Fred Alger Management
New York
$0
3
Neuberger Berman Group
3
Neuberger Berman Group
New York
$1.17M
4
Artisan Partners
4
Artisan Partners
Wisconsin
$108M
5
Franklin Resources
5
Franklin Resources
California
$38M
Name Market Value Shares Shares
Change 		Shares
Change %
Sands Capital Management
1
Sands Capital Management
Virginia
$423M 3,047,564 -26,585 -0.9%
Vanguard Group
2
Vanguard Group
Pennsylvania
$380M 2,734,107 -17,361 -0.6%
BCM
3
Brown Capital Management
Maryland
$376M 2,706,663 -15,625 -0.6%
BlackRock
4
BlackRock
New York
$316M 2,279,248 +353 +0%
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$274M 1,974,213 +161,457 +9%
JPMorgan Chase & Co
6
JPMorgan Chase & Co
New York
$158M 1,139,874 +190,180 +20%
Wells Fargo
7
Wells Fargo
California
$152M 1,093,549 +98,578 +10%
Macquarie Group
8
Macquarie Group
Australia
$149M 1,069,913 +327,830 +44%
CS
9
Credit Suisse
Switzerland
$132M 952,958 +364,754 +62%
AllianceBernstein
10
AllianceBernstein
Tennessee
$123M 883,401 -151,914 -15%
Artisan Partners
11
Artisan Partners
Wisconsin
$108M 776,301 -580,563 -43%
Capital Research Global Investors
12
Capital Research Global Investors
California
$104M 746,865 -436,774 -37%
Invesco
13
Invesco
Georgia
$99.7M 717,842 -132,929 -16%
State Street
14
State Street
Massachusetts
$88.7M 639,108 -167 -0%
New York State Common Retirement Fund
15
New York State Common Retirement Fund
New York
$75M 539,936 -37,478 -6%
William Blair & Company
16
William Blair & Company
Illinois
$69.2M 498,163 +285,555 +134%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$66.6M 479,835 +35,306 +8%
RSCM
18
Rock Springs Capital Management
Maryland
$60.1M 432,496 -192,504 -31%
GGHC
19
Gilder Gagnon Howe & Co
New York
$54.7M 393,571 -11,490 -3%
Bessemer Group
20
Bessemer Group
New Jersey
$53.7M 386,934 – –
Fiera Capital (Canada)
21
Fiera Capital (Canada)
Quebec, Canada
$53.5M 384,933 -3,823 -1%
ClearBridge Investments
22
ClearBridge Investments
New York
$51.2M 369,050 +54,246 +17%
BNP Paribas Asset Management
23
BNP Paribas Asset Management
France
$49.7M 357,833 +24,558 +7%
Northern Trust
24
Northern Trust
Illinois
$43.6M 314,205 -15,802 -5%
Norges Bank
25
Norges Bank
Norway
$38.7M 278,496 -107,262 -28%
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