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iRhythm Holdings, Inc.

IRTC
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001388658

In the last 90 days, iRhythm Holdings, Inc. insiders filed 0 open-market purchases and 11 sales; 304 institutions reported holding it in 13F filings for Q2 2026, worth $4.24B in total; no superinvestor holds it.

Q2 2022 vs. Q1 2022

How the institutions holding iRhythm Holdings, Inc. changed between Q1 2022 and Q2 2022.

All holders in Q2 2022All holders in Q1 2022

13F holders of IRTC: Q1 2022 compared with Q2 2022
MeasureQ1 2022Of which not filed for Q2 2022Q2 2022Change
Holders2223242+23
Shares30.4M64.7K30.3M+44.8K (+0.1%)
Value$4.78B$10.2M$3.28B−$1.48B (−31.1%)

3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so the changes leave them out.

New holders (46)

Institutions that held iRhythm Holdings, Inc. at the end of Q2 2022 but not at the end of Q1 2022.

Institutions new to IRTC in Q2 2022
InstitutionSharesValue% of portfolio
Millennium Management LLC172,947$18.7M0.02%
Sofinnova Investments, Inc.142,091$15.3M1.37%
Peregrine Capital Management LLC69,227$7.48M0.23%
Man Group plc–$6.49M0.03%
Pura Vida Investments, LLC50,000$5.40M0.86%
Banque Pictet & Cie SA31,682$3.42M0.03%
Eventide Asset Management, LLC29,300$3.17M0.07%
First Trust Advisors LP23,755$2.57M0.00%
Engineers Gate Manager LP19,253$2.08M0.08%
Twinbeech Capital LP19,054$2.06M0.09%
Duality Advisers, LP16,422$1.77M0.17%
Bluefin Capital Management, LLC14,420$1.68M0.23%
Eaton Vance Management14,766$1.59M0.00%
Simplex Trading, LLC12,438$1.34M0.04%
Nomura Holdings Inc10,625$1.19M0.01%
Cookson Peirce & Co Inc10,780$1.17M0.08%
Tudor Investment Corp Et Al9,632$1.04M0.03%
Marshall Wace, LLP9,550$1.03M0.00%
Walleye Capital LLC8,288$895.0K0.03%
Gyon Technologies Capital Management, LP5,776$624.0K0.17%
IMA Wealth, Inc.5,400$583.0K0.14%
Group One Trading, L.P.5,229$565.0K0.02%
Verition Fund Management LLC4,378$473.0K0.01%
Ergoteles LLC4,273$462.0K0.01%
Magnetar Financial LLC4,217$456.0K0.01%
Snowden Capital Advisors LLC4,192$452.0K0.02%
Fox Run Management, L.L.C.3,985$430.0K0.21%
Walleye Trading LLC3,745$405.0K0.01%
Level Four Advisory Services, LLC3,117$337.0K0.03%
Harvest Investment Services, LLC2,719$293.0K0.22%
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management2,600$281.0K0.01%
Robeco Institutional Asset Management B.V.2,594$280.0K0.00%
Dynamic Technology Lab Private Ltd2,370$256.0K0.03%
AlphaCrest Capital Management LLC1,971$213.0K0.01%
ExodusPoint Capital Management, LP1,954$211.0K0.00%
Point72 Hong Kong Ltd791$85.0K0.01%
First Horizon Advisors, Inc.501$53.0K0.00%
Aquatic Capital Management LLC300$32.0K0.01%
Centiva Capital, LP208$22.0K0.00%
HighMark Wealth Management LLC150$16.0K0.01%
Crewe Advisors LLC72$8.00K0.00%
Optimum Investment Advisors43$5.00K0.00%
Bell Investment Advisors, Inc39$4.00K0.00%
Harbour Investments, Inc.21$2.00K0.00%
Allworth Financial LP5$1.00K0.00%
Dark Forest Capital Management LP2$00.00%

Sold out (23)

Institutions that held iRhythm Holdings, Inc. at the end of Q1 2022 and filed for Q2 2022 without it.

Institutions that sold out of IRTC in Q2 2022
InstitutionShares, Q1 2022Value, Q1 2022
Fred Alger Management, LLC32,252$5.08M
Eversept Partners, LP27,047$4.26M
Panagora Asset Management Inc11,676$1.84M
Trexquant Investment LP4,512$711.0K
American Century Companies Inc3,881$611.0K
Bank of Hawaii2,875$453.0K
HSBC Holdings PLC2,472$395.0K
Avestar Capital, LLC2,165$341.0K
LPL Financial LLC2,022$318.0K
O'Shaughnessy Asset Management, LLC1,678$264.0K
FDx Advisors, Inc.1,670$263.0K
First Republic Investment Management, Inc.1,635$257.0K
Bokf, NA1,593$251.0K
Vontobel Holding Ltd.1,575$248.0K
Bailard, Inc.1,500$236.0K
Bluestein R H & Co1,500$236.0K
Pearl River Capital, LLC1,476$232.0K
Xponance, Inc.1,407$222.0K
CIBC Asset Management Inc1,374$216.0K
JustInvest LLC1,290$203.0K
FNY Investment Advisers, LLC351$55.0K
Concord Wealth Partners20$3.00K
TCWP LLC8$1.00K

Not filed for Q2 2022 yet (3)

Institutions that held iRhythm Holdings, Inc. at the end of Q1 2022 and haven't filed a 13F for Q2 2022. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding IRTC in Q1 2022 that haven't filed for Q2 2022
InstitutionShares, Q1 2022Value, Q1 2022
Parametric Portfolio Associates LLC55,800$8.79M
Amalgamated Financial Corp.4,830$761.0K
Virginia Retirement Systems Et Al4,100$646.0K