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iRhythm Technologies
IRTC

Overview Fund Activity

207 hedge funds and large institutions have $4.18B invested in iRhythm Technologies in 2023 Q1 according to their latest regulatory filings, with 32 funds opening new positions, 80 increasing their positions, 63 reducing their positions, and 32 closing their positions.

Holders
207
Holders Change
-1
Holders Change %
-0.48%
% of All Funds
3.31%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
32
Increased
80
Reduced
63
Closed
32
Calls
$46.1M
Puts
$33.9M
Net Calls
+$12.2M
Net Calls Change
+$7.12M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$279M
2
Capital Research Global Investors
2
Capital Research Global Investors
California
$217M
3
Bank of America
3
Bank of America
North Carolina
$68M
4
Bank of New York Mellon
4
Bank of New York Mellon
New York
$43.2M
5
Victory Capital Management
5
Victory Capital Management
Texas
$19M

Top Sellers

1
LOM
1
LTS One Management
New York
$122M
2
Citadel Advisors
2
Citadel Advisors
Florida
$941K
3
Holocene Advisors
3
Holocene Advisors
New York
$59.8M
4
Sands Capital Management
4
Sands Capital Management
Virginia
$300M
5
CS
5
Credit Suisse
Switzerland
$61.4M
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$361M 2,913,802 +36,953 +1%
Sands Capital Management
2
Sands Capital Management
Virginia
$300M 2,418,399 -249,029 -9%
BlackRock
3
BlackRock
New York
$281M 2,268,707 -19,863 -0.9%
Fidelity Investments
4
Fidelity Investments
Massachusetts
$279M 2,252,698 +2,247,164 +40,607%
Capital Research Global Investors
5
Capital Research Global Investors
California
$217M 1,748,851 +396,525 +29%
Artisan Partners
6
Artisan Partners
Wisconsin
$170M 1,373,319 -22,427 -2%
Mackenzie Financial
7
Mackenzie Financial
Ontario, Canada
$153M 1,237,428 -9,096 -0.7%
JPMorgan Chase & Co
8
JPMorgan Chase & Co
New York
$145M 1,173,027 +40,312 +4%
AllianceBernstein
9
AllianceBernstein
Tennessee
$140M 1,128,389 -95,840 -8%
William Blair & Company
10
William Blair & Company
Illinois
$125M 1,008,689 +95,737 +10%
LOM
11
LTS One Management
New York
$122M 985,000 -295,000 -23%
Invesco
12
Invesco
Georgia
$105M 848,323 -2,468 -0.3%
State Street
13
State Street
Massachusetts
$96.3M 776,684 +17,470 +2%
Fiera Capital (Canada)
14
Fiera Capital (Canada)
Quebec, Canada
$84.4M 680,247 +743 +0.1%
Allspring Global Investments
15
Allspring Global Investments
North Carolina
$75M 604,403 +42,107 +7%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$72.7M 585,783 +25,005 +4%
Norges Bank
17
Norges Bank
Norway
$71.9M 579,553 -1,926 -0.3%
Bank of America
18
Bank of America
North Carolina
$68M 548,028 +395,570 +259%
CS
19
Credit Suisse
Switzerland
$61.4M 494,982 -131,125 -21%
BNP Paribas Asset Management
20
BNP Paribas Asset Management
France
$61.1M 492,405 +28 +0%
PHS
21
PFM Health Sciences
California
$60.2M 485,468 -8,253 -2%
SPC
22
Slate Path Capital
New York
$60.2M 485,000 +135,000 +39%
Holocene Advisors
23
Holocene Advisors
New York
$59.8M 482,427 -278,015 -37%
Janus Henderson Group
24
Janus Henderson Group
United Kingdom
$59.3M 478,419 +8,603 +2%
T. Rowe Price Associates
25
T. Rowe Price Associates
Maryland
$58.5M 471,245 -33,450 -7%
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