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, Q2 2024
Institutional positions in iRhythm Holdings, Inc. as of Jun 30, 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
- 228
- −24 vs. Q1 2024
- Shares held
- 35.5M
- +1.48M (+4.4%) vs. Q1 2024
- Total value
- $3.82B
- −$126.1M (−3.2%) vs. Q1 2024
- New holders
- 27
- 106 more added
- Sold out
- 51
- 65 more reduced
1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 303 | $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, Q2 2024
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 2,981,621 | $320.9M | 0.01% | +32,179+1.1% | Added |
| Artisan Partners Limited Partnership | 2,685,285 | $289.0M | 0.44% | +540,343+25.2% | Added |
| BlackRock Inc. | 2,502,353 | $269.4M | 0.01% | +61,230+2.5% | Added |
| Capital Research Global Investors | 2,494,439 | $268.5M | 0.06% | −8950.0% | Reduced |
| Sands Capital Management, LLC | 2,126,003 | $228.8M | 0.67% | −17,023−0.8% | Reduced |
| Mackenzie Financial Corp | 1,428,324 | $153.7M | 0.23% | +80,091+5.9% | Added |
| Alliancebernstein L.P. | 1,267,896 | $136.5M | 0.05% | +32,978+2.7% | Added |
| Holocene Advisors, LP | 1,042,670 | $112.2M | 0.47% | +124,021+13.5% | Added |
| JPMorgan Chase & Co | 947,322 | $102.0M | 0.01% | −15,940−1.7% | Reduced |
| State Street Corp | 896,851 | $96.5M | 0.00% | +127,618+16.6% | Added |
| Blair William & Co | 799,080 | $86.0M | 0.27% | −33,854−4.1% | Reduced |
| Champlain Investment Partners, LLC | 739,265 | $79.6M | 0.49% | +163,465+28.4% | Added |
| Geode Capital Management, LLC | 727,885 | $78.4M | 0.01% | +37,125+5.4% | Added |
| Invesco Ltd. | 685,722 | $73.8M | 0.02% | +101,724+17.4% | Added |
| Westfield Capital Management Co LP | 609,080 | $65.6M | 0.32% | +106,402+21.2% | Added |
| Point72 Asset Management, L.P. | 536,202 | $57.7M | 0.19% | +58,668+12.3% | Added |
| Braidwell LP | 526,357 | $56.7M | 1.78% | +43,100+8.9% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 511,929 | $55.1M | 0.14% | +240.0% | Added |
| Slate Path Capital LP | 510,500 | $55.0M | 1.11% | 00.0% | Unchanged |
| Millennium Management LLC | 495,975 | $53.4M | 0.04% | +371,372+298.0% | Added |
| Allspring Global Investments Holdings, LLC | 475,586 | $51.2M | 0.08% | +60,560+14.6% | Added |
| Stephens Investment Management Group LLC | 420,607 | $45.3M | 0.63% | +8,834+2.1% | Added |
| Bank of New York Mellon Corp | 401,009 | $43.2M | 0.01% | −180,997−31.1% | Reduced |
| Rock Springs Capital Management LP | 397,500 | $42.8M | 1.29% | +5,250+1.3% | Added |
| Fiera Capital Corp | 393,197 | $42.3M | 0.13% | +4,284+1.1% | Added |
| UBS Asset Management Americas Inc | 386,029 | $41.6M | 0.01% | +351,931+1,032.1% | Added |
| Loomis Sayles & Co L P | 370,490 | $39.9M | 0.05% | +64,548+21.1% | Added |
| FMR LLC | 362,689 | $39.0M | 0.00% | +51,084+16.4% | Added |
| Morgan Stanley | 354,506 | $38.2M | 0.00% | +169,409+91.5% | Added |
| Bank of America Corp | 354,135 | $38.1M | 0.00% | +154,840+77.7% | Added |
| Schroder Investment Management Group | 313,913 | $33.8M | 0.04% | +25,303+8.8% | Added |
| Alyeska Investment Group, L.P. | 310,741 | $33.4M | 0.19% | +107,165+52.6% | Added |
| SEI Investments Co | 280,023 | $30.1M | 0.04% | +44,662+19.0% | Added |
| Eventide Asset Management, LLC | 272,092 | $29.3M | 0.50% | +32,957+13.8% | Added |
| Bessemer Group Inc | 268,251 | $28.9M | 0.05% | −7,660−2.8% | Reduced |
| Northern Trust Corp | 266,711 | $28.7M | 0.00% | −15,229−5.4% | Reduced |
| Fred Alger Management, LLC | 252,421 | $27.2M | 0.13% | +28,132+12.5% | Added |
| Charles Schwab Investment Management Inc | 251,530 | $27.1M | 0.01% | +7,399+3.0% | Added |
| New York State Common Retirement Fund | 228,201 | $24.6M | 0.03% | +18,306+8.7% | Added |
| Price T Rowe Associates Inc | 216,759 | $23.3M | 0.00% | −3,862−1.8% | Reduced |
| Citigroup Inc | 205,908 | $22.2M | 0.02% | +189,813+1,179.3% | Added |
| Wellington Management Group LLP | 201,471 | $21.7M | 0.00% | −7,527−3.6% | Reduced |
| Deutsche Bank AG | 201,029 | $21.6M | 0.01% | +146,958+271.8% | Added |
| Goldman Sachs Group Inc | 185,127 | $19.9M | 0.00% | −25,007−11.9% | Reduced |
| Manufacturers Life Insurance Company, The | 183,046 | $19.7M | 0.02% | +11,031+6.4% | Added |
| Citadel Advisors LLC | 164,186 | $17.7M | 0.02% | −154,011−48.4% | Reduced |
| Nuveen Asset Management, LLC | 158,827 | $17.1M | 0.00% | +16,954+12.0% | Added |
| Barclays PLC | 155,749 | $16.8M | 0.01% | +119,240+326.6% | Added |
| WCM Investment Management, LLC | 141,275 | $14.7M | 0.03% | +2,906+2.1% | Added |
| Segall Bryant & Hamill, LLC | 129,860 | $14.0M | 0.25% | +27,484+26.8% | Added |
| Gilder Gagnon Howe & Co LLC | 126,395 | $13.6M | 0.17% | +80,401+174.8% | Added |
| Neuberger Berman Group LLC | 109,420 | $11.8M | 0.01% | +19,811+22.1% | Added |
| Jane Street Group, LLC | 97,027 | $10.4M | 0.01% | −9,878−9.2% | Reduced |
| Silvercrest Asset Management Group LLC | 96,028 | $10.3M | 0.07% | +1,375+1.5% | Added |
| Alberta Investment Management Corp | 94,714 | $10.2M | 0.11% | 00.0% | Unchanged |
| Norges Bank | 83,926 | $9.03M | 0.00% | −151,244−64.3% | Reduced |
| Peregrine Capital Management LLC | 81,552 | $8.78M | 0.26% | +12,706+18.5% | Added |
| C WorldWide Group Holding A/S | 80,000 | $8.61M | 0.09% | 00.0% | Unchanged |
| Polar Capital Holdings Plc | 76,731 | $8.26M | 0.05% | +13,255+20.9% | Added |
| Polar Asset Management Partners Inc. | 72,600 | $7.81M | 0.20% | +41,800+135.7% | Added |
| State of Wisconsin Investment Board | 69,911 | $7.53M | 0.02% | +1,456+2.1% | Added |
| Eagle Asset Management Inc | 69,462 | $7.39M | 0.04% | −12,104−14.8% | Reduced |
| Swiss National Bank | 61,300 | $6.60M | 0.00% | +800+1.3% | Added |
| Ameriprise Financial Inc | 60,513 | $6.51M | 0.00% | +20,404+50.9% | Added |
| Wells Fargo & Company | 57,306 | $6.17M | 0.00% | +3,001+5.5% | Added |
| Kames Capital plc | 56,782 | $6.10M | 0.09% | +56,782 | New |
| Envestnet Asset Management Inc | 52,609 | $5.66M | 0.00% | +5,728+12.2% | Added |
| Assenagon Asset Management S.A. | 48,962 | $5.27M | 0.01% | +38,344+361.1% | Added |
| Bamco Inc | 46,500 | $5.01M | 0.01% | +1,500+3.3% | Added |
| Susquehanna Portfolio Strategies, LLC | 46,020 | $4.95M | 0.20% | −6,702−12.7% | Reduced |
| Rhumbline Advisers | 45,681 | $4.92M | 0.00% | +2,209+5.1% | Added |
| Comerica Bank | 45,138 | $4.86M | 0.02% | +6,175+15.8% | Added |
| California Public Employees Retirement System | 44,235 | $4.76M | 0.00% | +83+0.2% | Added |
| DLD Asset Management, LP | 44,150 | $4.75M | 1.11% | +44,150 | New |
| Legal & General Group Plc | 41,584 | $4.48M | 0.00% | −115,587−73.5% | Reduced |
| Formula Growth Ltd | 40,409 | $4.35M | 1.58% | +8,430+26.4% | Added |
| Baird Financial Group, Inc. | 40,287 | $4.34M | 0.01% | −1,475−3.5% | Reduced |
| Balyasny Asset Management LLC | 39,448 | $4.25M | 0.01% | −102,257−72.2% | Reduced |
| Banque Pictet & Cie SA | 39,104 | $4.21M | 0.04% | −1,204−3.0% | Reduced |
| Perceptive Advisors LLC | 35,205 | $3.79M | 0.09% | −210,000−85.6% | Reduced |
| AXA S.A. | 32,987 | $3.55M | 0.01% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 32,742 | $3.52M | 0.01% | +32,742 | New |
| California State Teachers Retirement System | 30,377 | $3.27M | 0.00% | −273−0.9% | Reduced |
| Trexquant Investment LP | 27,452 | $2.95M | 0.05% | +5,383+24.4% | Added |
| Kampmann Melissa S. | 26,115 | $2.81M | 2.05% | −25−0.1% | Reduced |
| Macquarie Group Ltd | 25,693 | $2.77M | 0.00% | −33,092−56.3% | Reduced |
| UBS Group AG | 24,638 | $2.65M | 0.00% | −13,848−36.0% | Reduced |
| Royal Bank of Canada | 22,469 | $2.42M | 0.00% | +3,286+17.1% | Added |
| Harbor Capital Advisors, Inc. | 21,490 | $2.31M | 0.18% | +16,988+377.3% | Added |
| State of New Jersey Common Pension Fund D | 21,439 | $2.31M | 0.01% | −4,837−18.4% | Reduced |
| RE Advisers Corp | 21,300 | $2.29M | 0.06% | +4,400+26.0% | Added |
| Mutual of America Capital Management LLC | 20,870 | $2.25M | 0.02% | −904−4.2% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 20,500 | $2.21M | 0.02% | 00.0% | Unchanged |
| Lighthouse Investment Partners, LLC | 19,243 | $2.07M | 0.12% | +19,243 | New |
| First Trust Advisors LP | 19,144 | $2.06M | 0.00% | +6,215+48.1% | Added |
| Millrace Asset Group, Inc. | 18,675 | $2.01M | 1.95% | +18,675 | New |
| UBS Oconnor LLC | 18,347 | $1.97M | 0.06% | −600−3.2% | Reduced |
| MetLife Investment Management | 18,055 | $1.94M | 0.01% | +2,418+15.5% | Added |
| Corebridge Financial, Inc. | 16,819 | $1.81M | 0.01% | +16,819 | New |
| Truist Financial Corp | 14,147 | $1.52M | 0.00% | −281−1.9% | Reduced |