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iRhythm Technologies
IRTC

Overview Fund Activity

221 hedge funds and large institutions have $3.56B invested in iRhythm Technologies in 2023 Q4 according to their latest regulatory filings, with 34 funds opening new positions, 87 increasing their positions, 68 reducing their positions, and 33 closing their positions.

Holders
221
Holders Change
-1
Holders Change %
-0.45%
% of All Funds
3.24%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
34
Increased
87
Reduced
68
Closed
33
Calls
$24.8M
Puts
$27.2M
Net Calls
-$2.47M
Net Calls Change
-$7.96M

Top Buyers

1
SPPAM
1
Summit Partners Public Asset Management
Massachusetts
$44.4M
2
Morgan Stanley
2
Morgan Stanley
New York
$61.6M
3
Holocene Advisors
3
Holocene Advisors
New York
$103M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$35.2M
5
CIP
5
Champlain Investment Partners
Vermont
$30.2M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$12.6M
2
PHS
2
PFM Health Sciences
California
$0
3
LOM
3
LTS One Management
New York
$37.5M
4
Norges Bank
4
Norges Bank
Norway
$26.5M
5
William Blair & Company
5
William Blair & Company
Illinois
$86.2M
Name Market Value Shares Shares
Change 		Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$320M 2,993,443 +35,694 +1%
Capital Research Global Investors
2
Capital Research Global Investors
California
$267M 2,495,626 +121,709 +5%
BlackRock
3
BlackRock
New York
$267M 2,494,403 +162,130 +7%
Sands Capital Management
4
Sands Capital Management
Virginia
$240M 2,237,750 -111,970 -5%
Artisan Partners
5
Artisan Partners
Wisconsin
$222M 2,071,500 +108,875 +6%
AllianceBernstein
6
AllianceBernstein
Tennessee
$138M 1,287,650 -88,179 -6%
Mackenzie Financial
7
Mackenzie Financial
Ontario, Canada
$135M 1,264,707 +2,528 +0.2%
JPMorgan Chase & Co
8
JPMorgan Chase & Co
New York
$124M 1,161,706 -70,858 -6%
Holocene Advisors
9
Holocene Advisors
New York
$103M 963,366 +330,869 +52%
SPC
10
Slate Path Capital
New York
$90.7M 846,900 -21,800 -3%
William Blair & Company
11
William Blair & Company
Illinois
$86.2M 805,092 -306,325 -28%
State Street
12
State Street
Massachusetts
$83.2M 777,527 -68,837 -8%
Bank of New York Mellon
13
Bank of New York Mellon
New York
$76.2M 711,915 +139,557 +24%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$71.9M 671,439 +33,661 +5%
Morgan Stanley
15
Morgan Stanley
New York
$61.6M 575,488 +414,547 +258%
B
16
Braidwell
Connecticut
$60.8M 568,157 – –
CS
17
Credit Suisse
Switzerland
$50.8M 474,123 +3,287 +0.7%
Invesco
18
Invesco
Georgia
$48.4M 452,514 -149,842 -25%
BNP Paribas Asset Management
19
BNP Paribas Asset Management
France
$47.9M 447,150 +16,579 +4%
SPPAM
20
Summit Partners Public Asset Management
Massachusetts
$44.4M 415,089 +415,073 +2,594,206%
Fiera Capital (Canada)
21
Fiera Capital (Canada)
Quebec, Canada
$42.7M 399,200 +1,421 +0.4%
T. Rowe Price Associates
22
T. Rowe Price Associates
Maryland
$42M 392,454 -144,471 -27%
Allspring Global Investments
23
Allspring Global Investments
North Carolina
$39.2M 365,858 -75,173 -17%
SIMG
24
Stephens Investment Management Group
Texas
$38.5M 359,225 +53,219 +17%
RSCM
25
Rock Springs Capital Management
Maryland
$37.5M 350,750 – –
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