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, Q3 2022
Institutional positions in iRhythm Holdings, Inc. as of Sep 30, 2022. 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
- 233
- −8 vs. Q2 2022
- Shares held
- 30.4M
- +106.4K (+0.4%) vs. Q2 2022
- Total value
- $3.81B
- +$524.0M (+16.0%) vs. Q2 2022
- New holders
- 30
- 87 more added
- Sold out
- 38
- 77 more reduced
1 institution that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2022: 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, Q3 2022
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 2,779,425 | $348.2M | 0.01% | +30,761+1.1% | Added |
| Sands Capital Management, LLC | 2,758,426 | $345.6M | 1.30% | −293,021−9.6% | Reduced |
| BlackRock Inc. | 2,254,791 | $282.5M | 0.01% | +76,573+3.5% | Added |
| LTS One Management LP | 1,326,050 | $166.1M | 25.10% | −198,950−13.0% | Reduced |
| Alliancebernstein L.P. | 1,306,009 | $163.6M | 0.08% | +169,011+14.9% | Added |
| JPMorgan Chase & Co | 1,264,025 | $158.4M | 0.02% | −120,165−8.7% | Reduced |
| Mackenzie Financial Corp | 1,210,335 | $151.6M | 0.26% | −3,094−0.3% | Reduced |
| Capital Research Global Investors | 1,202,326 | $150.6M | 0.05% | +237,326+24.6% | Added |
| Holocene Advisors, LP | 976,767 | $122.4M | 0.79% | +64,844+7.1% | Added |
| Invesco Ltd. | 876,312 | $109.8M | 0.04% | +631,980+258.7% | Added |
| Blair William & Co | 823,081 | $103.1M | 0.47% | +144,685+21.3% | Added |
| State Street Corp | 709,345 | $88.9M | 0.01% | +6,380+0.9% | Added |
| Price T Rowe Associates Inc | 692,578 | $86.8M | 0.01% | +30,393+4.6% | Added |
| Allspring Global Investments Holdings, LLC | 649,614 | $81.4M | 0.14% | +163,611+33.7% | Added |
| Fiera Capital Corp | 697,494 | $80.5M | 0.29% | −18,368−2.6% | Reduced |
| Credit Suisse AG | 578,187 | $72.4M | 0.08% | −111,041−16.1% | Reduced |
| Norges Bank | 574,146 | $71.9M | 0.02% | −103,795−15.3% | Reduced |
| Geode Capital Management, LLC | 537,708 | $67.4M | 0.01% | +13,794+2.6% | Added |
| PFM Health Sciences, LP | 493,721 | $61.9M | 2.37% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 473,197 | $59.3M | 0.04% | −1600.0% | Reduced |
| Lord, Abbett & Co. LLC | 467,439 | $58.6M | 0.21% | +188,336+67.5% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 449,506 | $56.3M | 0.22% | +78,973+21.3% | Added |
| Artisan Partners Limited Partnership | 422,296 | $52.9M | 0.09% | +133,826+46.4% | Added |
| Bessemer Group Inc | 377,887 | $47.3M | 0.12% | +11,171+3.0% | Added |
| Rock Springs Capital Management LP | 293,250 | $36.7M | 0.95% | +23,250+8.6% | Added |
| Stephens Investment Management Group LLC | 286,948 | $35.9M | 0.68% | −20,829−6.8% | Reduced |
| Northern Trust Corp | 277,174 | $34.7M | 0.01% | −3,407−1.2% | Reduced |
| New York State Common Retirement Fund | 265,869 | $33.3M | 0.05% | +7,643+3.0% | Added |
| Goldman Sachs Group Inc | 236,890 | $29.7M | 0.01% | +32,104+15.7% | Added |
| Charles Schwab Investment Management Inc | 229,009 | $28.7M | 0.01% | +18,310+8.7% | Added |
| Citadel Advisors LLC | 206,644 | $25.9M | 0.03% | −532,356−72.0% | Reduced |
| Bank of New York Mellon Corp | 191,699 | $24.0M | 0.01% | −17,329−8.3% | Reduced |
| SEI Investments Co | 168,866 | $21.2M | 0.05% | +47,487+39.1% | Added |
| Bank of America Corp | 166,851 | $20.9M | 0.00% | +6,299+3.9% | Added |
| Eventide Asset Management, LLC | 148,830 | $18.6M | 0.37% | +119,530+408.0% | Added |
| Sofinnova Investments, Inc. | 140,095 | $17.6M | 1.12% | −1,996−1.4% | Reduced |
| Nuveen Asset Management, LLC | 129,539 | $16.2M | 0.01% | +5,949+4.8% | Added |
| Bridger Management, LLC | 120,879 | $15.1M | 4.58% | +1,100+0.9% | Added |
| Legal & General Group Plc | 118,300 | $14.8M | 0.01% | −19,480−14.1% | Reduced |
| Vident Investment Advisory, LLC | 116,919 | $14.6M | 0.48% | −21,165−15.3% | Reduced |
| Eagle Asset Management Inc | 112,714 | $14.1M | 0.09% | +112,714 | New |
| Atika Capital Management LLC | 109,000 | $13.7M | 1.55% | −1,000−0.9% | Reduced |
| Sectoral Asset Management Inc | 102,911 | $12.9M | 2.54% | +27,911+37.2% | Added |
| Balyasny Asset Management LLC | 97,844 | $12.3M | 0.05% | +97,844 | New |
| Alberta Investment Management Corp | 94,714 | $11.9M | 0.09% | 00.0% | Unchanged |
| Morgan Stanley | 87,950 | $11.0M | 0.00% | −181,837−67.4% | Reduced |
| Wells Fargo & Company | 87,622 | $11.0M | 0.00% | −4,550−4.9% | Reduced |
| C WorldWide Group Holding A/S | 80,000 | $10.0M | 0.14% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 79,590 | $9.97M | 0.00% | −3,123−3.8% | Reduced |
| Wellington Management Group LLP | 72,327 | $9.06M | 0.00% | −1,780−2.4% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 70,858 | $8.88M | 0.02% | +1,443+2.1% | Added |
| Swiss National Bank | 70,600 | $8.85M | 0.01% | +1,300+1.9% | Added |
| Peregrine Capital Management LLC | 67,635 | $8.47M | 0.27% | −1,592−2.3% | Reduced |
| William Blair Investment Management, LLC | 64,132 | $8.03M | 0.03% | +64,132 | New |
| Russell Investments Group, Ltd. | 58,329 | $7.30M | 0.02% | +3,427+6.2% | Added |
| State of Wisconsin Investment Board | 56,252 | $7.05M | 0.02% | −1,804−3.1% | Reduced |
| Prudential Financial Inc | 55,789 | $6.99M | 0.01% | +11,776+26.8% | Added |
| Bank of Montreal | 44,988 | $6.97M | 0.01% | +40,996+1,027.0% | Added |
| California Public Employees Retirement System | 55,436 | $6.95M | 0.01% | +55,436 | New |
| Islet Management, LP | 52,942 | $6.63M | 4.01% | +2,942+5.9% | Added |
| Millennium Management LLC | 52,766 | $6.61M | 0.01% | −120,181−69.5% | Reduced |
| Lombard Odier Asset Management (Switzerland) SA | 52,082 | $6.53M | 0.55% | −3,749−6.7% | Reduced |
| Integral Health Asset Management, LLC | 50,000 | $6.26M | 1.27% | −7,403−12.9% | Reduced |
| Pura Vida Investments, LLC | 47,521 | $5.95M | 0.90% | −2,479−5.0% | Reduced |
| Squarepoint Ops LLC | 46,780 | $5.86M | 0.05% | −5,566−10.6% | Reduced |
| Bridgewater Associates, LP | 46,259 | $5.79M | 0.03% | +572+1.3% | Added |
| CWM, LLC | 45,680 | $5.72M | 0.05% | −2,655−5.5% | Reduced |
| Calamos Advisors LLC | 45,262 | $5.67M | 0.03% | +11,278+33.2% | Added |
| Lisanti Capital Growth, LLC | 42,710 | $5.35M | 0.72% | −25,060−37.0% | Reduced |
| D. E. Shaw & Co., Inc. | 41,941 | $5.25M | 0.01% | −5,323−11.3% | Reduced |
| Rhumbline Advisers | 39,314 | $4.92M | 0.01% | +3,474+9.7% | Added |
| Banque Pictet & Cie SA | 37,951 | $4.75M | 0.05% | +6,269+19.8% | Added |
| California State Teachers Retirement System | 37,419 | $4.69M | 0.01% | −433−1.1% | Reduced |
| Castleark Management LLC | 36,100 | $4.52M | 0.25% | −3,710−9.3% | Reduced |
| Nomura Holdings Inc | 35,246 | $4.43M | 0.04% | +24,621+231.7% | Added |
| Royal Bank of Canada | 35,076 | $4.39M | 0.00% | +1,796+5.4% | Added |
| UBS Asset Management Americas Inc | 34,115 | $4.27M | 0.00% | −7,758−18.5% | Reduced |
| Manufacturers Life Insurance Company, The | 32,705 | $4.11M | 0.00% | −2,026−5.8% | Reduced |
| AXA S.A. | 32,765 | $4.10M | 0.02% | +1,258+4.0% | Added |
| Industrial Alliance Investment Management Inc. | 31,492 | $3.94M | 0.12% | +31,492 | New |
| TD Asset Management Inc | 30,726 | $3.86M | 0.00% | −2,700−8.1% | Reduced |
| Deutsche Bank AG | 26,154 | $3.28M | 0.00% | −113,587−81.3% | Reduced |
| Twinbeech Capital LP | 25,792 | $3.23M | 0.09% | +6,738+35.4% | Added |
| Parkman Healthcare Partners LLC | 25,458 | $3.19M | 0.91% | −48,543−65.6% | Reduced |
| Mutual of America Capital Management LLC | 24,253 | $3.04M | 0.04% | −2,205−8.3% | Reduced |
| ClariVest Asset Management LLC | 23,294 | $2.92M | 0.14% | −4,210−15.3% | Reduced |
| Parian Global Management LP | 22,802 | $2.86M | 9.29% | +5,758+33.8% | Added |
| Envestnet Asset Management Inc | 22,469 | $2.81M | 0.00% | +1,335+6.3% | Added |
| Bradley Mark J. | 21,515 | $2.69M | 2.49% | +150+0.7% | Added |
| First Trust Advisors LP | 21,364 | $2.68M | 0.00% | −2,391−10.1% | Reduced |
| Qube Research & Technologies Ltd | 21,241 | $2.66M | 0.02% | +21,241 | New |
| Brinker Capital Investments, LLC | 21,107 | $2.64M | 0.05% | −363−1.7% | Reduced |
| Truist Financial Corp | 20,665 | $2.59M | 0.00% | −275−1.3% | Reduced |
| Cubist Systematic Strategies, LLC | 20,596 | $2.58M | 0.02% | +12,586+157.1% | Added |
| EULAV Asset Management | 20,300 | $2.54M | 0.11% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 20,000 | $2.51M | 0.01% | +20,000 | New |
| Gilder Gagnon Howe & Co LLC | 19,892 | $2.49M | 0.04% | +2,488+14.3% | Added |
| AQR Capital Management LLC | 18,208 | $2.28M | 0.01% | +5,035+38.2% | Added |
| Algert Global LLC | 18,193 | $2.28M | 0.14% | +8,727+92.2% | Added |
| Jane Street Group, LLC | 18,124 | $2.27M | 0.00% | +12,281+210.2% | Added |