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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; 303 institutions reported holding it in 13F filings for Q2 2026, worth $4.24B in total; no superinvestor holds it.

13F holders, Q4 2024

Institutional positions in iRhythm Holdings, Inc. as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
227
−11 vs. Q3 2024
Shares held
34.3M
+151.6K (+0.4%) vs. Q3 2024
Total value
$3.09B
+$559.1M (+22.0%) vs. Q3 2024
New holders
41
71 more added
Sold out
52
83 more reduced

4 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IRTC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2024: 227 institutions
Q1 2021: 217 institutionsQ2 2021: 183 institutionsQ3 2021: 186 institutionsQ4 2021: 213 institutionsQ1 2022: 222 institutionsQ2 2022: 242 institutionsQ3 2022: 233 institutionsQ4 2022: 208 institutionsQ1 2023: 209 institutionsQ2 2023: 203 institutionsQ3 2023: 224 institutionsQ4 2023: 222 institutionsQ1 2024: 253 institutionsQ2 2024: 228 institutionsQ3 2024: 242 institutionsQ4 2024: 227 institutionsQ1 2025: 256 institutionsQ2 2025: 304 institutionsQ3 2025: 338 institutionsQ4 2025: 335 institutionsQ1 2026: 305 institutionsQ2 2026: 303 institutions
Value heldQ4 2024: $3.09B
Q1 2021: $4.33BQ2 2021: $1.93BQ3 2021: $1.64BQ4 2021: $3.43BQ1 2022: $4.78BQ2 2022: $3.28BQ3 2022: $3.81BQ4 2022: $2.92BQ1 2023: $4.18BQ2 2023: $3.47BQ3 2023: $3.12BQ4 2023: $3.53BQ1 2024: $4.00BQ2 2024: $3.82BQ3 2024: $2.55BQ4 2024: $3.09BQ1 2025: $3.77BQ2 2025: $5.44BQ3 2025: $5.97BQ4 2025: $6.24BQ1 2026: $4.19BQ2 2026: $4.24B
Institutions holding IRTC and their total value by quarter
QuarterHoldersValue
Q2 2026303$4.24B
Q1 2026305$4.19B
Q4 2025335$6.24B
Q3 2025338$5.97B
Q2 2025304$5.44B
Q1 2025256$3.77B
Q4 2024227$3.09B
Q3 2024242$2.55B
Q2 2024228$3.82B
Q1 2024253$4.00B
Q4 2023222$3.53B
Q3 2023224$3.12B
Q2 2023203$3.47B
Q1 2023209$4.18B
Q4 2022208$2.92B
Q3 2022233$3.81B
Q2 2022242$3.28B
Q1 2022222$4.78B
Q4 2021213$3.43B
Q3 2021186$1.64B
Q2 2021183$1.93B
Q1 2021217$4.33B

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q3 2024.

Institutions holding IRTC in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Monimus Capital Management, LP11,659$1.05M0.99%+11,659New
WoodTrust Financial Corp11,057$997.0K0.14%−250−2.2%Reduced
Polar Asset Management Partners Inc.11,000$991.9K0.01%−82,300−88.2%Reduced
Handelsbanken Fonder AB10,839$977.0K0.00%+600+5.9%Added
Ensign Peak Advisors, Inc10,643$959.7K0.00%00.0%Unchanged
Voya Investment Management LLC9,407$848.2K0.00%−735−7.2%Reduced
State Board of Administration of Florida Retirement System9,087$819.4K0.00%−100−1.1%Reduced
Arizona State Retirement System9,047$815.8K0.00%+90+1.0%Added
ProShare Advisors LLC8,988$810.4K0.00%+3,079+52.1%Added
Synovus Financial Corp8,801$793.6K0.01%+83+1.0%Added
Exchange Traded Concepts, LLC8,613$776.6K0.02%−2,465−22.3%Reduced
AQR Capital Management LLC8,280$746.6K0.00%+8,280New
Diversified Trust Co8,276$746.2K0.02%+1,677+25.4%Added
Zurcher Kantonalbank (Zurich Cantonalbank)8,198$739.2K0.00%+1,068+15.0%Added
Cinctive Capital Management LP8,141$734.1K0.04%+8,141New
Ascent Group, LLC8,110$731.3K0.05%+935+13.0%Added
HighTower Advisors, LLC7,607$685.9K0.00%+3,102+68.9%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.7,295$662.5K0.00%−512−6.6%Reduced
Simplex Trading, LLC7,139$643.0K0.02%−14,666−67.3%Reduced
Wetherby Asset Management Inc6,737$607.5K0.03%+6,737New
Police & Firemen's Retirement System of New Jersey6,716$605.6K0.01%+6,716New
KLP Kapitalforvaltning AS6,600$595.1K0.00%+6,600New
Qube Research & Technologies Ltd6,159$555.4K0.00%−4,824−43.9%Reduced
Schonfeld Strategic Advisors LLC6,138$553.5K0.00%+6,138New
Natixis6,000$541.0K0.00%+6,000New
Cim Investment Mangement Inc5,834$526.1K0.15%00.0%Unchanged
Values First Advisors, Inc.5,588$503.9K0.28%+467+9.1%Added
Nomura Holdings Inc5,413$488.1K0.00%+5,413New
Abn Amro Investment Solutions5,239$472.4K0.01%−230−4.2%Reduced
Oppenheimer Asset Management Inc.5,162$465.5K0.01%−4,113−44.3%Reduced
The PNC Financial Services Group, Inc.4,980$449.0K0.00%+1,215+32.3%Added
Farringdon Capital, Ltd.4,721$425.7K0.18%+4,721New
Hennion & Walsh Asset Management, Inc.4,506$406.3K0.02%+994+28.3%Added
HSBC Holdings PLC4,452$395.9K0.00%−71−1.6%Reduced
BNP Paribas Arbitrage, SA4,377$394.7K0.00%−7,391−62.8%Reduced
SG Americas Securities, LLC4,308$388.0K0.00%−11,849−73.3%Reduced
Aquatic Capital Management LLC4,165$375.6K0.01%−4,035−49.2%Reduced
CIBC Private Wealth Group, LLC4,006$372.6K0.00%−61−1.5%Reduced
Creative Planning4,079$367.8K0.00%+4,079New
Ancora Advisors, LLC4,000$360.7K0.01%+670+20.1%Added
Captrust Financial Advisors3,888$350.6K0.00%+3,888New
Fox Run Management, L.L.C.3,837$346.0K0.06%−3,278−46.1%Reduced
Victory Capital Management Inc3,809$343.5K0.00%−88−2.3%Reduced
Tower Research Capital LLC (TRC)3,596$324.3K0.01%+3,403+1,763.2%Added
Pictet Asset Management Holding SA3,584$323.2K0.00%00.0%Unchanged
Public Employees Retirement Association of Colorado3,500$316.0K0.00%00.0%Unchanged
Bridgewater Associates, LP3,364$303.3K0.00%−6,489−65.9%Reduced
Pictet & Cie (Europe) SA3,289$296.6K0.01%+184+5.9%Added
Brown Advisory Inc3,280$295.8K0.00%+3,280New
Ameritas Investment Partners, Inc.3,271$294.9K0.01%+210+6.9%Added
IMA Wealth, Inc.3,230$291.2K0.04%00.0%Unchanged
Great West Life Assurance Co3,072$277.0K0.00%−145−4.5%Reduced
CIBC World Markets Corp2,925$263.7K0.00%+2,925New
Graham Capital Management, L.P.2,823$254.6K0.01%−2,477−46.7%Reduced
Versor Investments LP2,780$250.7K0.04%+2,780New
Mariner, LLC2,777$250.4K0.00%−1,086−28.1%Reduced
LPL Financial LLC2,691$242.6K0.00%+2,691New
Principal Financial Group Inc2,664$240.2K0.00%−244−8.4%Reduced
Gsa Capital Partners LLP2,397$216.0K0.02%+2,397New
Xponance, Inc.2,253$203.2K0.00%+2,253New
Advisor Group Holdings, Inc.1,689$152.3K0.00%−92−5.2%Reduced
Bayforest Capital Ltd1,664$150.0K0.19%+1,664New
Royal Bank of Canada1,448$130.0K0.00%−21,911−93.8%Reduced
KBC Group NV1,319$119.0K0.00%+410+45.1%Added
IFP Advisors, Inc1,198$108.2K0.00%−65−5.1%Reduced
Amalgamated Bank1,087$98.0K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC1,037$93.5K0.00%+648+166.6%Added
Richards, Merrill & Peterson, Inc.1,025$92.4K0.05%+1,025New
Bryn Mawr Trust Co1,000$90.2K0.00%−600−37.5%Reduced
Ramirez Asset Management, Inc.800$72.1K0.01%00.0%Unchanged
Clearstead Advisors, LLC695$62.7K0.00%−145−17.3%Reduced
Raiffeisen Bank International AG680$59.7K0.00%+680New
Leonteq Securities AG648$58.4K0.01%−301−31.7%Reduced
US Bancorp604$54.5K0.00%−192−24.1%Reduced
Van Eck Associates Corp554$50.0K0.00%+162+41.3%Added
R Squared Ltd500$45.1K0.04%+500New
CWM, LLC335$30.0K0.00%−1,264−79.0%Reduced
Allworth Financial LP247$27.4K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec281$25.3K0.00%+9+3.3%Added
Evelyn Partners Investment Management LLP245$22.1K0.00%+245New
Smartleaf Asset Management LLC208$18.1K0.00%+105+101.9%Added
STRS Ohio200$18.0K0.00%+200New
Covestor Ltd184$17.0K0.01%+106+135.9%Added
EverSource Wealth Advisors, LLC184$16.6K0.00%−46−20.0%Reduced
North Star Investment Management Corp.170$15.3K0.00%+170New
Lindbrook Capital, LLC159$14.3K0.00%+23+16.9%Added
Signaturefd, LLC137$12.4K0.00%+11+8.7%Added
Assetmark, Inc116$10.5K0.00%−12,529−99.1%Reduced
Ronald Blue Trust, Inc.112$10.1K0.00%+55+96.5%Added
Farther Finance Advisors, LLC109$9.83K0.00%+104+2,080.0%Added
Jones Financial Companies LLLP108$9.74K0.00%+3+2.9%Added
Elequin Capital LP106$9.56K0.00%−8−7.0%Reduced
Massmutual Trust Co FSB100$9.02K0.00%00.0%Unchanged
Fifth Third Bancorp90$8.12K0.00%00.0%Unchanged
Toth Financial Advisory Corp85$7.67K0.00%00.0%Unchanged
Quadrant Capital Group LLC75$6.76K0.00%+58+341.2%Added
Versant Capital Management, Inc65$5.86K0.00%+65New
GWM Advisors LLC54$4.87K0.00%00.0%Unchanged
AdvisorNet Financial, Inc52$4.69K0.00%00.0%Unchanged
Rothschild Investment LLC45$4.06K0.00%+5+12.5%Added