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 2022
Institutional positions in iRhythm Holdings, Inc. as of Jun 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
- 242
- +23 vs. Q1 2022
- Shares held
- 30.3M
- +44.8K (+0.1%) vs. Q1 2022
- Total value
- $3.28B
- −$1.48B (−31.1%) vs. Q1 2022
- New holders
- 46
- 61 more added
- Sold out
- 23
- 102 more reduced
3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2022
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Victory Capital Management Inc | 6,663 | $720.0K | 0.00% | +1,558+30.5% | Added |
| EAM Investors, LLC | 7,035 | $760.0K | 0.19% | −6,102−46.4% | Reduced |
| Ensign Peak Advisors, Inc | 7,740 | $836.0K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 7,974 | $861.0K | 0.01% | +20+0.3% | Added |
| Cubist Systematic Strategies, LLC | 8,010 | $865.0K | 0.01% | +797+11.0% | Added |
| Walleye Capital LLC | 8,288 | $895.0K | 0.03% | +8,288 | New |
| Oppenheimer Asset Management Inc. | 8,936 | $965.0K | 0.02% | −633−6.6% | Reduced |
| WoodTrust Financial Corp | 9,032 | $976.0K | 0.22% | −250−2.7% | Reduced |
| HRT Financial LP | 9,470 | $1.02M | 0.01% | −112,236−92.2% | Reduced |
| Algert Global LLC | 9,466 | $1.02M | 0.08% | +3,680+63.6% | Added |
| Marshall Wace, LLP | 9,550 | $1.03M | 0.00% | +9,550 | New |
| Tudor Investment Corp Et Al | 9,632 | $1.04M | 0.03% | +9,632 | New |
| Winton Group Ltd | 9,883 | $1.07M | 0.06% | +3,561+56.3% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 10,156 | $1.10M | 0.00% | −3,661−26.5% | Reduced |
| State Board of Administration of Florida Retirement System | 10,177 | $1.10M | 0.00% | −860−7.8% | Reduced |
| Susquehanna International Group, LLP | 10,354 | $1.12M | 0.00% | +7,565+271.2% | Added |
| Cookson Peirce & Co Inc | 10,780 | $1.17M | 0.08% | +10,780 | New |
| Nomura Holdings Inc | 10,625 | $1.19M | 0.01% | +10,625 | New |
| Voya Investment Management LLC | 11,362 | $1.23M | 0.00% | −214−1.8% | Reduced |
| Exchange Traded Concepts, LLC | 11,665 | $1.26M | 0.04% | −4,164−26.3% | Reduced |
| STRS Ohio | 11,800 | $1.27M | 0.01% | −500−4.1% | Reduced |
| BNP Paribas Arbitrage, SA | 12,179 | $1.32M | 0.00% | +9,392+337.0% | Added |
| Simplex Trading, LLC | 12,438 | $1.34M | 0.04% | +12,438 | New |
| AQR Capital Management LLC | 13,173 | $1.42M | 0.00% | −447−3.3% | Reduced |
| American International Group, Inc. | 13,969 | $1.51M | 0.01% | −681−4.6% | Reduced |
| Eaton Vance Management | 14,766 | $1.59M | 0.00% | +14,766 | New |
| EAM Global Investors LLC | 15,015 | $1.62M | 0.40% | 00.0% | Unchanged |
| Dowling & Yahnke LLC | 15,085 | $1.63M | 0.08% | +1,975+15.1% | Added |
| Stifel Financial Corp | 15,374 | $1.66M | 0.00% | +377+2.5% | Added |
| MetLife Investment Management | 15,472 | $1.67M | 0.01% | −306−1.9% | Reduced |
| Bluefin Capital Management, LLC | 14,420 | $1.68M | 0.23% | +14,420 | New |
| Skandinaviska Enskilda Banken AB (publ) | 16,304 | $1.76M | 0.01% | −43,466−72.7% | Reduced |
| Renaissance Technologies LLC | 16,400 | $1.77M | 0.00% | −2,300−12.3% | Reduced |
| Duality Advisers, LP | 16,422 | $1.77M | 0.17% | +16,422 | New |
| Macquarie Group Ltd | 16,754 | $1.81M | 0.00% | +16,075+2,367.5% | Added |
| Parian Global Management LP | 17,044 | $1.84M | 8.43% | +9,146+115.8% | Added |
| Gilder Gagnon Howe & Co LLC | 17,404 | $1.88M | 0.03% | −77−0.4% | Reduced |
| GAM Holding AG | 17,801 | $1.92M | 0.13% | 00.0% | Unchanged |
| Stanley-Laman Group, Ltd. | 17,872 | $1.93M | 0.34% | −1,863−9.4% | Reduced |
| State of New Jersey Common Pension Fund D | 18,096 | $1.96M | 0.01% | −4,592−20.2% | Reduced |
| Twinbeech Capital LP | 19,054 | $2.06M | 0.09% | +19,054 | New |
| Engineers Gate Manager LP | 19,253 | $2.08M | 0.08% | +19,253 | New |
| FMR LLC | 19,364 | $2.09M | 0.00% | +13,801+248.1% | Added |
| Principal Financial Group Inc | 19,828 | $2.14M | 0.00% | +11,062+126.2% | Added |
| EULAV Asset Management | 20,300 | $2.19M | 0.09% | 00.0% | Unchanged |
| Truist Financial Corp | 20,940 | $2.26M | 0.00% | +77+0.4% | Added |
| Envestnet Asset Management Inc | 21,134 | $2.28M | 0.00% | +537+2.6% | Added |
| Bradley Mark J. | 21,365 | $2.31M | 2.09% | −500−2.3% | Reduced |
| Brinker Capital Investments, LLC | 21,470 | $2.32M | 0.04% | −1,582−6.9% | Reduced |
| Schonfeld Strategic Advisors LLC | 21,887 | $2.37M | 0.02% | +6,887+45.9% | Added |
| First Trust Advisors LP | 23,755 | $2.57M | 0.00% | +23,755 | New |
| Cinctive Capital Management LP | 25,188 | $2.72M | 0.12% | −5,412−17.7% | Reduced |
| Clough Capital Partners L P | 25,305 | $2.73M | 0.35% | −1,390−5.2% | Reduced |
| Mutual of America Capital Management LLC | 26,458 | $2.86M | 0.04% | −200−0.8% | Reduced |
| ClariVest Asset Management LLC | 27,504 | $2.97M | 0.13% | −4,500−14.1% | Reduced |
| Eventide Asset Management, LLC | 29,300 | $3.17M | 0.07% | +29,300 | New |
| Assenagon Asset Management S.A. | 30,296 | $3.27M | 0.01% | −65,742−68.5% | Reduced |
| AXA S.A. | 31,507 | $3.40M | 0.01% | 00.0% | Unchanged |
| Banque Pictet & Cie SA | 31,682 | $3.42M | 0.03% | +31,682 | New |
| Royal Bank of Canada | 33,280 | $3.60M | 0.00% | +1,187+3.7% | Added |
| TD Asset Management Inc | 33,426 | $3.61M | 0.00% | −5,800−14.8% | Reduced |
| Calamos Advisors LLC | 33,984 | $3.67M | 0.02% | +4,013+13.4% | Added |
| Natixis | 35,400 | $3.82M | 0.01% | +31,243+751.6% | Added |
| Rhumbline Advisers | 35,840 | $3.87M | 0.01% | +4,768+15.3% | Added |
| Manufacturers Life Insurance Company, The | 34,731 | $3.94M | 0.00% | −621−1.8% | Reduced |
| California State Teachers Retirement System | 37,852 | $4.09M | 0.01% | +193+0.5% | Added |
| Citigroup Inc | 39,356 | $4.25M | 0.01% | +33,235+543.0% | Added |
| Castleark Management LLC | 39,810 | $4.30M | 0.23% | −11,380−22.2% | Reduced |
| UBS Asset Management Americas Inc | 41,873 | $4.52M | 0.00% | +2,618+6.7% | Added |
| Western Standard LLC | 42,800 | $4.62M | 3.50% | −4,400−9.3% | Reduced |
| Dimensional Fund Advisors LP | 43,826 | $4.74M | 0.00% | −24,666−36.0% | Reduced |
| Prudential Financial Inc | 44,013 | $4.75M | 0.01% | +17,780+67.8% | Added |
| Bridgewater Associates, LP | 45,687 | $4.94M | 0.02% | +4,443+10.8% | Added |
| D. E. Shaw & Co., Inc. | 47,264 | $5.11M | 0.01% | −31,221−39.8% | Reduced |
| UBS Group AG | 48,014 | $5.19M | 0.00% | +17,958+59.7% | Added |
| CWM, LLC | 48,335 | $5.22M | 0.04% | −54,529−53.0% | Reduced |
| Islet Management, LP | 50,000 | $5.40M | 1.55% | −5,000−9.1% | Reduced |
| Pura Vida Investments, LLC | 50,000 | $5.40M | 0.86% | +50,000 | New |
| Squarepoint Ops LLC | 52,346 | $5.66M | 0.05% | +36,600+232.4% | Added |
| Russell Investments Group, Ltd. | 54,902 | $5.93M | 0.01% | +16,528+43.1% | Added |
| Lombard Odier Asset Management (Switzerland) SA | 55,831 | $6.03M | 0.51% | −72,687−56.6% | Reduced |
| Integral Health Asset Management, LLC | 57,403 | $6.20M | 1.28% | −2,597−4.3% | Reduced |
| State of Wisconsin Investment Board | 58,056 | $6.27M | 0.02% | −2,444−4.0% | Reduced |
| Man Group plc | – | $6.49M | 0.03% | – | New |
| Eminence Capital, LP | 64,279 | $6.94M | 0.14% | −37,605−36.9% | Reduced |
| Lisanti Capital Growth, LLC | 67,770 | $7.32M | 0.99% | −12,150−15.2% | Reduced |
| Peregrine Capital Management LLC | 69,227 | $7.48M | 0.23% | +69,227 | New |
| Swiss National Bank | 69,300 | $7.49M | 0.01% | −300−0.4% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 69,415 | $7.50M | 0.02% | −25,537−26.9% | Reduced |
| Parkman Healthcare Partners LLC | 74,001 | $7.99M | 2.94% | −29,980−28.8% | Reduced |
| Wellington Management Group LLP | 74,107 | $8.01M | 0.00% | −21,086−22.2% | Reduced |
| Sectoral Asset Management Inc | 75,000 | $8.10M | 1.63% | +46,200+160.4% | Added |
| C WorldWide Group Holding A/S | 80,000 | $8.64M | 0.11% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 82,713 | $8.94M | 0.00% | −11,126−11.9% | Reduced |
| Voloridge Investment Management, LLC | 91,063 | $9.84M | 0.05% | −27,530−23.2% | Reduced |
| Wells Fargo & Company | 92,172 | $9.96M | 0.00% | −60,655−39.7% | Reduced |
| Alberta Investment Management Corp | 94,714 | $10.2M | 0.07% | +11,658+14.0% | Added |
| Point72 Asset Management, L.P. | 99,427 | $10.7M | 0.05% | −89,079−47.3% | Reduced |
| Atika Capital Management LLC | 110,000 | $11.9M | 1.55% | −26,588−19.5% | Reduced |
| Bridger Management, LLC | 119,779 | $12.9M | 2.92% | −38,700−24.4% | Reduced |