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iRhythm Technologies (IRTC) Institutional Ownership

iRhythm Technologies logo
$164.97 +24.79 (+17.68%)
Closing price 08/1/2025 04:00 PM Eastern
Extended Trading
$169.57 +4.60 (+2.79%)
As of 08/1/2025 07:28 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for iRhythm Technologies (NASDAQ:IRTC)

Number of
Institutional Buyers
(last 12 months)
154
Total
Institutional Inflows
(last 12 months)
$637.88M
Number of
Institutional Sellers
(last 12 months)
94
Total
Institutional Outflows
(last 12 months)
$568.45M
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IRTC Institutional Buying and Selling by Quarter

iRhythm Technologies Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/1/2025Jennison Associates LLC297,492$45.80M0.0%+6.2%0.932%
8/1/2025Peregrine Capital Management LLC76,594$11.79M0.4%-7.8%0.240%
8/1/2025Teacher Retirement System of Texas4,769$734K0.0%+4.2%0.015%
8/1/2025Y Intercept Hong Kong Ltd30,413$4.68M0.1%N/A0.095%
8/1/2025Bessemer Group Inc.569,196$87.63M0.1%-0.8%1.783%
8/1/2025Envestnet Asset Management Inc.33,809$5.21M0.0%-5.6%0.106%
7/31/2025 Oppenheimer Asset Management Inc.2,386$367K0.0%-40.2%0.007%
7/31/2025 State of New Jersey Common Pension Fund D13,223$2.04M0.0%-18.7%0.041%
7/31/2025 AlphaQuest LLC1,257$194K0.0%+344.2%0.004%
7/31/2025 R Squared Ltd2,621$404K0.2%N/A0.008%
7/30/2025 Ethic Inc.1,566$242K0.0%N/A0.005%
7/30/2025 Stephens Investment Management Group LLC552,916$85.13M1.1%+6.2%1.732%
7/30/2025 Cookson Peirce & Co. Inc.7,072$1.09M0.0%N/A0.022%
7/29/2025 VIRGINIA RETIREMENT SYSTEMS ET Al2,700$416K0.0%N/A0.008%
7/29/2025 Mutual of America Capital Management LLC22,652$3.49M0.0%+9.3%0.071%
7/29/2025 Values First Advisors Inc.6,525$1.01M0.5%+5.2%0.020%
7/29/2025 Praxis Investment Management Inc.2,590$399K0.0%N/A0.008%
7/29/2025 WCM Investment Management LLC77,170$11.94M0.0%-44.3%0.242%
7/28/2025 Bayforest Capital Ltd3,787$583K0.3%-10.1%0.012%
7/25/2025 Allspring Global Investments Holdings LLC434,343$63.39M0.1%-16.2%1.361%
7/25/2025 Vanguard Personalized Indexing Management LLC2,410$371K0.0%+13.8%0.008%
7/24/2025 Blair William & Co. IL739,331$113.83M0.3%-6.4%2.316%
7/24/2025 Kampmann Melissa S.24,550$3.78M2.8%-1.9%0.077%
7/23/2025 KLP Kapitalforvaltning AS6,600$1.02M0.0%+10.0%0.021%
7/21/2025 Ascent Group LLC8,946$1.38M0.1%+6.6%0.028%
7/18/2025 Truist Financial Corp9,683$1.49M0.0%-4.4%0.030%
7/16/2025 Bank Pictet & Cie Europe AG1,542$237K0.0%-29.5%0.005%
7/16/2025 Banque Pictet & Cie SA31,641$4.87M0.0%-32.0%0.099%
7/14/2025 Atle Fund Management AB25,302$3.90M1.7%+23.1%0.079%
7/11/2025 Silver Oak Securities Incorporated2,742$422K0.0%-4.2%0.009%
7/11/2025 Harbour Capital Advisors LLC2,235$319K0.1%N/A0.007%
7/11/2025 Diversified Trust Co7,495$1.15M0.0%-16.2%0.023%
7/10/2025 Moody National Bank Trust Division1,602$247K0.0%N/A0.005%
7/9/2025 Harbor Capital Advisors Inc.28,336$4.36M0.2%-47.8%0.089%
7/8/2025 MRA Advisory Group3,323$512K0.2%N/A0.010%
6/2/2025Cim Investment Management Inc.11,530$1.12M0.3%+97.6%0.036%
5/29/2025DLD Asset Management LP21,960$2.30M0.1%-35.8%0.069%
5/29/2025Rhumbline Advisers45,946$4.81M0.0%+7.0%0.144%
5/28/2025Strs Ohio1,400$147K0.0%N/A0.004%
5/20/2025Intech Investment Management LLC17,484$1.83M0.0%+17.1%0.055%
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5/19/2025 Bayforest Capital Ltd4,213$441K0.2%+153.2%0.013%
5/19/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC903,084$94.54M0.0%+169.7%2.829%
5/16/2025 Ascent Group LLC8,390$878K0.0%+3.5%0.026%
5/16/2025Fred Alger Management LLC249,714$26.14M0.1%-8.5%0.782%
5/16/2025Goldman Sachs Group Inc.433,780$45.41M0.0%+33.5%1.359%
5/16/2025Scientech Research LLC6,505$681K0.2%N/A0.020%
5/16/2025Petrus Trust Company LTA5,455$571K0.1%N/A0.017%
5/16/2025Millennium Management LLC399,746$41.85M0.0%+563.8%1.252%
5/16/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.35,271$3.69M0.0%+2.7%0.110%
5/16/2025Granahan Investment Management LLC14,772$1.55M0.1%-67.7%0.046%
5/16/2025EFG Asset Management North America Corp.34,808$3.64M0.6%+22.4%0.109%
5/16/2025Eventide Asset Management LLC740,062$77.47M1.5%+0.1%2.318%
5/16/2025Cinctive Capital Management LP37,260$3.90M0.3%+357.7%0.117%
5/16/2025Amundi95,854$10.15M0.0%-6.9%0.300%
5/15/2025Redmile Group LLC56,844$5.95M0.6%N/A0.178%
5/15/2025First Light Asset Management LLC325,046$34.03M3.9%-24.5%1.018%
5/15/2025Cubist Systematic Strategies LLC43,717$4.58M0.0%+43,617.0%0.137%
5/15/2025Royal Bank of Canada7,573$793K0.0%+423.0%0.024%
5/15/2025Vident Advisory LLC2,352$246K0.0%N/A0.007%
5/15/2025The Manufacturers Life Insurance Company 196,358$20.56M0.0%+0.2%0.615%
5/15/2025Trexquant Investment LP20,791$2.18M0.0%N/A0.065%
5/15/2025Next Century Growth Investors LLC208,220$21.80M1.9%N/A0.652%
5/15/2025Champlain Investment Partners LLC822,791$86.13M0.6%+13.3%2.577%
5/14/2025Corebridge Financial Inc.15,316$1.60M0.0%-1.5%0.048%
5/14/2025Comerica Bank62,228$6.51M0.0%-16.1%0.195%
5/14/2025MetLife Investment Management LLC18,550$1.94M0.0%-3.1%0.058%
5/14/2025Synovus Financial Corp7,742$810K0.0%-12.0%0.024%
5/14/2025 AlphaQuest LLC283$30K0.0%N/A0.001%
5/14/2025DLD Asset Management LP21,960$2.30M0.2%-35.8%0.069%
5/14/2025BI Asset Management Fondsmaeglerselskab A S476$50K0.0%N/A0.001%
5/14/2025Hsbc Holdings PLC4,590$474K0.0%+3.1%0.014%
5/14/2025Fuller & Thaler Asset Management Inc.518,240$54.25M0.2%N/A1.623%
5/14/2025Wellington Management Group LLP165,642$17.34M0.0%-29.2%0.519%
5/13/2025Northern Trust Corp292,009$30.57M0.0%+1.6%0.915%
5/13/2025Algert Global LLC13,043$1.37M0.0%-33.6%0.041%
5/13/2025Raymond James Financial Inc.110,126$11.53M0.0%+8.5%0.345%
5/12/2025Nuveen LLC92,729$9.71M0.0%N/A0.290%
5/12/2025Frank Rimerman Advisors LLC2,045$214K0.0%N/A0.006%
5/12/2025Swiss National Bank60,700$6.35M0.0%-1.1%0.190%
5/12/2025Mitsubishi UFJ Asset Management Co. Ltd.7,165$750K0.0%-1.8%0.022%
5/9/2025Charles Schwab Investment Management Inc.254,579$26.65M0.0%-1.9%0.797%
5/9/2025Vanguard Group Inc.3,108,194$325.37M0.0%-0.9%9.736%
5/9/2025Westfield Capital Management Co. LP617,078$64.60M0.3%-19.4%1.933%
5/9/2025 Blair William & Co. IL789,999$82.70M0.2%+30.6%2.475%
5/9/2025PNC Financial Services Group Inc.4,102$429K0.0%-17.6%0.013%
5/8/2025Jefferies Financial Group Inc.21,844$2.29M0.0%N/A0.068%
5/8/2025 US Bancorp DE978$102K0.0%+61.9%0.003%
5/8/2025 Bayforest Capital Ltd4,213$441K0.2%+153.2%0.013%
5/8/2025XTX Topco Ltd2,462$258K0.0%N/A0.008%
5/7/2025Mackenzie Financial Corp1,155,954$121.01M0.2%-16.4%3.621%
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Every time Weiss Ratings flashed green like this, the average gain on each and every stock has been 303% (including the losers!).

Click here for the names of our three top stocks to own this year (no purchase necessary).
5/6/2025 KLP Kapitalforvaltning AS6,000$628K0.0%-9.1%0.019%
5/6/2025Homestead Advisers Corp32,400$3.39M0.1%+15.3%0.102%
5/6/2025 MCF Advisors LLC240$25K0.0%N/A0.001%
5/5/2025Jennison Associates LLC280,187$29.33M0.0%N/A0.878%
5/2/2025Segall Bryant & Hamill LLC130,748$13.69M0.2%-6.2%0.410%
5/2/2025Victory Capital Management Inc.3,689$386K0.0%-3.2%0.012%
5/1/2025 CWM LLC517$54K0.0%+54.3%0.002%
5/1/2025 Stephens Investment Management Group LLC520,582$54.50M0.8%+3.5%1.631%
5/1/2025 Stephens Inc. AR2,122$222K0.0%N/A0.007%
5/1/2025New York State Common Retirement Fund160,886$16.84M0.0%+26.1%0.504%
(Data available from 1/1/2016 forward)

IRTC Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of IRTC shares?

During the previous two years, 241 institutional investors and hedge funds held shares of iRhythm Technologies. The most heavily invested institutionals were Vanguard Group Inc. ($325.37M), Artisan Partners Limited Partnership ($249.12M), Sands Capital Management LLC ($239.53M), Capital Research Global Investors ($147.61M), Mackenzie Financial Corp ($121.01M), JPMorgan Chase & Co. ($116.18M), and Blair William & Co. IL ($113.83M).Learn more on iRhythm Technologies' institutional investors.

Which institutional investors have been buying iRhythm Technologies' stock?

Of the 203 institutional investors that purchased iRhythm Technologies' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: First Light Asset Management LLC ($763.35K), Artisan Partners Limited Partnership ($698.18K), Capital Research Global Investors ($661.32K), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($568.26K), Fuller & Thaler Asset Management Inc. ($518.24K), Westfield Capital Management Co. LP ($502.68K), and Eventide Asset Management LLC ($465.28K).

How much institutional buying is happening at iRhythm Technologies?

Institutional investors have bought a total of 6,754,315 shares in the last 24 months. This purchase volume represents approximately $637.88M in transactions.

Which of iRhythm Technologies' major shareholders have been selling company stock?

Of the 94 institutional investors that sold iRhythm Technologies' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Alliancebernstein L.P. ($1.17M), Holocene Advisors LP ($861.69K), Millennium Management LLC ($581.88K), Capital Research Global Investors ($317.97K), Point72 Asset Management L.P. ($264.12K), Mackenzie Financial Corp ($263.88K), and Loomis Sayles & Co. L P ($251.99K).

How much institutional selling is happening at iRhythm Technologies?

Institutional investors have sold a total of 6,198,809 shares in the last 24 months. This volume of shares sold represents approximately $568.45M in transactions.


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This page (NASDAQ:IRTC) was last updated on 8/2/2025 by MarketBeat.com Staff
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