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.
13F holders, Q3 2025
Institutional positions in iRhythm Holdings, Inc. as of Sep 30, 2025. 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
- 338
- +35 vs. Q2 2025
- Shares held
- 34.7M
- −681.3K (−1.9%) vs. Q2 2025
- Total value
- $5.97B
- +$525.9M (+9.7%) vs. Q2 2025
- New holders
- 63
- 111 more added
- Sold out
- 28
- 114 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 304 | $4.24B |
| Q1 2026 | 305 | $4.19B |
| Q4 2025 | 335 | $6.24B |
| Q3 2025 | 338 | $5.97B |
| Q2 2025 | 304 | $5.44B |
| Q1 2025 | 256 | $3.77B |
| Q4 2024 | 227 | $3.09B |
| Q3 2024 | 242 | $2.55B |
| Q2 2024 | 228 | $3.82B |
| Q1 2024 | 253 | $4.00B |
| Q4 2023 | 222 | $3.53B |
| Q3 2023 | 224 | $3.12B |
| Q2 2023 | 203 | $3.47B |
| Q1 2023 | 209 | $4.18B |
| Q4 2022 | 208 | $2.92B |
| Q3 2022 | 233 | $3.81B |
| Q2 2022 | 242 | $3.28B |
| Q1 2022 | 222 | $4.78B |
| Q4 2021 | 213 | $3.43B |
| Q3 2021 | 186 | $1.64B |
| Q2 2021 | 183 | $1.93B |
| Q1 2021 | 217 | $4.33B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EAM Investors, LLC | 37,841 | $6.40M | 0.73% | +3,873+11.4% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 31,856 | $5.48M | 0.01% | +11,063+53.2% | Added |
| HealthInvest Partners AB | 29,991 | $5.48M | 2.03% | +4,689+18.5% | Added |
| AQR Capital Management LLC | 31,421 | $5.40M | 0.00% | +24,436+349.8% | Added |
| Envestnet Asset Management Inc | 31,244 | $5.37M | 0.00% | −2,565−7.6% | Reduced |
| EFG Asset Management (North America) Corp. | 30,967 | $5.32M | 0.69% | +355+1.2% | Added |
| California State Teachers Retirement System | 30,121 | $5.18M | 0.01% | +1,204+4.2% | Added |
| RE Advisers Corp | 30,100 | $5.18M | 0.12% | −2,300−7.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 29,141 | $5.01M | 0.01% | −670−2.2% | Reduced |
| Wells Fargo & Company | 29,117 | $5.01M | 0.00% | +3,985+15.9% | Added |
| Banque Pictet & Cie SA | 28,570 | $4.91M | 0.05% | −3,071−9.7% | Reduced |
| Comerica Bank | 28,402 | $4.88M | 0.02% | +864+3.1% | Added |
| 1832 Asset Management L.P. | 28,200 | $4.85M | 0.01% | +28,200 | New |
| Cinctive Capital Management LP | 28,044 | $4.82M | 0.24% | +28,044 | New |
| Susquehanna Fundamental Investments, LLC | 27,893 | $4.80M | 0.19% | −13,971−33.4% | Reduced |
| HSBC Holdings PLC | 28,251 | $4.77M | 0.00% | +24,170+592.3% | Added |
| Ossiam | 27,100 | $4.66M | 0.06% | +27,100 | New |
| Ensign Peak Advisors, Inc | 25,893 | $4.45M | 0.01% | +12,690+96.1% | Added |
| Trexquant Investment LP | 24,763 | $4.26M | 0.04% | −40,454−62.0% | Reduced |
| Kampmann Melissa S. | 23,885 | $4.11M | 3.00% | −665−2.7% | Reduced |
| Verition Fund Management LLC | 23,477 | $4.04M | 0.02% | −64,034−73.2% | Reduced |
| Gotham Asset Management, LLC | 21,332 | $3.67M | 0.02% | +13,356+167.5% | Added |
| Mutual of America Capital Management LLC | 21,289 | $3.66M | 0.04% | −1,363−6.0% | Reduced |
| Voya Investment Management LLC | 20,564 | $3.54M | 0.00% | +11,831+135.5% | Added |
| Jump Financial, LLC | 19,700 | $3.39M | 0.04% | −43,095−68.6% | Reduced |
| Voloridge Investment Management, LLC | 19,142 | $3.29M | 0.01% | +19,142 | New |
| MetLife Investment Management | 18,678 | $3.21M | 0.02% | −327−1.7% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 17,262 | $2.97M | 0.05% | +17,262 | New |
| Lisanti Capital Growth, LLC | 16,830 | $2.89M | 0.71% | +16,830 | New |
| Intech Investment Management LLC | 15,252 | $2.62M | 0.02% | −2,232−12.8% | Reduced |
| Granahan Investment Management Inc | 14,940 | $2.57M | 0.11% | +2,276+18.0% | Added |
| Cookson Peirce & Co Inc | 14,524 | $2.50M | 0.10% | +7,452+105.4% | Added |
| Creative Planning | 14,350 | $2.47M | 0.00% | +3,875+37.0% | Added |
| Janus Henderson Group PLC | 13,856 | $2.38M | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 13,645 | $2.35M | 0.01% | −14,344−51.2% | Reduced |
| Aquatic Capital Management LLC | 13,327 | $2.29M | 0.04% | +7,523+129.6% | Added |
| Baird Financial Group, Inc. | 13,290 | $2.29M | 0.00% | +13,290 | New |
| State of New Jersey Common Pension Fund D | 12,761 | $2.19M | 0.01% | −462−3.5% | Reduced |
| Franklin Resources Inc | 12,231 | $2.10M | 0.00% | +7,673+168.3% | Added |
| B. Metzler seel. Sohn & Co. AG | 11,119 | $1.91M | 0.02% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 10,787 | $1.86M | 0.01% | +1,317+13.9% | Added |
| Advisor Group Holdings, Inc. | 10,679 | $1.83M | 0.00% | +1,387+14.9% | Added |
| Future Fund LLC | 10,399 | $1.79M | 0.63% | +3,791+57.4% | Added |
| One Capital Management, LLC | 10,399 | $1.79M | 0.06% | +3,791+57.4% | Added |
| WoodTrust Financial Corp | 10,000 | $1.72M | 0.20% | −675−6.3% | Reduced |
| Ascent Group, LLC | 9,517 | $1.64M | 0.06% | +571+6.4% | Added |
| Arizona State Retirement System | 9,413 | $1.62M | 0.01% | +255+2.8% | Added |
| Numerai GP LLC | 9,225 | $1.59M | 0.22% | −532−5.5% | Reduced |
| Handelsbanken Fonder AB | 9,139 | $1.57M | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,049 | $1.56M | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 9,027 | $1.55M | 0.00% | −60−0.7% | Reduced |
| Harbor Capital Advisors, Inc. | 8,995 | $1.55M | 0.12% | −19,341−68.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 8,940 | $1.54M | 0.01% | +1,787+25.0% | Added |
| Citadel Advisors LLC | 8,892 | $1.53M | 0.00% | −91,131−91.1% | Reduced |
| Quantbot Technologies LP | 8,385 | $1.44M | 0.04% | −14,857−63.9% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 8,376 | $1.44M | 0.03% | −22,037−72.5% | Reduced |
| Fieldview Capital Management, LLC | 8,182 | $1.41M | 0.23% | −7,325−47.2% | Reduced |
| Occudo Quantitative Strategies LP | 8,089 | $1.39M | 0.17% | +1,954+31.9% | Added |
| Synovus Financial Corp | 8,029 | $1.38M | 0.02% | +191+2.4% | Added |
| Williamson Legacy Group, LLC | 7,651 | $1.32M | 1.02% | +7,651 | New |
| Calamos Advisors LLC | 7,494 | $1.29M | 0.01% | +7,494 | New |
| KBC Group NV | 7,463 | $1.28M | 0.00% | +6,593+757.8% | Added |
| Abn Amro Investment Solutions | 7,154 | $1.23M | 0.03% | −1,179−14.1% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 7,042 | $1.21M | 0.04% | +881+14.3% | Added |
| Rhenman & Partners Asset Management AB | 7,000 | $1.20M | 0.13% | +7,000 | New |
| Wetherby Asset Management Inc | 6,742 | $1.16M | 0.05% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 6,600 | $1.14M | 0.00% | 00.0% | Unchanged |
| Values First Advisors, Inc. | 6,229 | $1.07M | 0.57% | −296−4.5% | Reduced |
| CWM Advisors, LLC | 6,055 | $1.04M | 0.10% | +6,055 | New |
| Virtue Capital Management, LLC | 5,933 | $1.02M | 0.22% | +248+4.4% | Added |
| Captrust Financial Advisors | 5,843 | $1.00M | 0.00% | +83+1.4% | Added |
| Bayforest Capital Ltd | 5,808 | $998.9K | 0.47% | +2,021+53.4% | Added |
| Cim Investment Mangement Inc | 5,502 | $946.3K | 0.26% | −99−1.8% | Reduced |
| ProShare Advisors LLC | 5,454 | $938.0K | 0.00% | −1,086−16.6% | Reduced |
| STRS Ohio | 5,400 | $928.7K | 0.00% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 5,387 | $926.5K | 0.00% | +5,387 | New |
| Fox Run Management, L.L.C. | 5,356 | $921.2K | 0.14% | −140−2.5% | Reduced |
| Virginia Retirement Systems Et Al | 4,700 | $808.4K | 0.01% | +2,000+74.1% | Added |
| Yarbrough Capital, LLC | 4,650 | $799.8K | 0.02% | 00.0% | Unchanged |
| Pictet Asset Management Holding SA | 4,630 | $796.3K | 0.00% | +32+0.7% | Added |
| Steel Peak Wealth Management LLC | 4,413 | $759.0K | 0.03% | −1,387−23.9% | Reduced |
| Bayesian Capital Management, LP | 4,386 | $754.3K | 0.15% | +4,386 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 4,341 | $746.6K | 0.00% | −185−4.1% | Reduced |
| Diversified Trust Co | 4,245 | $730.1K | 0.01% | −3,250−43.4% | Reduced |
| Exchange Traded Concepts, LLC | 4,218 | $725.5K | 0.01% | −473−10.1% | Reduced |
| Teacher Retirement System of Texas | 4,177 | $718.4K | 0.00% | −592−12.4% | Reduced |
| Versor Investments LP | 4,141 | $712.2K | 0.13% | +2,841+218.5% | Added |
| Canada Pension Plan Investment Board | 4,100 | $705.2K | 0.00% | +1,300+46.4% | Added |
| CIBC Private Wealth Group, LLC | 3,945 | $678.5K | 0.00% | 00.0% | Unchanged |
| Truist Financial Corp | 3,741 | $643.4K | 0.00% | −5,942−61.4% | Reduced |
| Harbour Capital Advisors, LLC | 3,540 | $628.8K | 0.13% | +1,305+58.4% | Added |
| Mariner, LLC | 3,641 | $626.2K | 0.00% | +793+27.8% | Added |
| O'Shaughnessy Asset Management, LLC | 3,588 | $617.1K | 0.00% | +343+10.6% | Added |
| Two Sigma Securities, LLC | 3,588 | $617.1K | 0.09% | +3,588 | New |
| Public Employees Retirement Association of Colorado | 3,405 | $586.0K | 0.00% | −95−2.7% | Reduced |
| CIBC Bancorp USA Inc. | 3,400 | $584.8K | 0.00% | +3,400 | New |
| Nomura Holdings Inc | 3,302 | $567.9K | 0.00% | −12,729−79.4% | Reduced |
| Ancora Advisors, LLC | 3,230 | $555.5K | 0.01% | 00.0% | Unchanged |
| IMA Wealth, Inc. | 3,230 | $555.5K | 0.06% | 00.0% | Unchanged |
| Legato Capital Management LLC | 3,135 | $539.2K | 0.06% | +3,135 | New |