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 |
|---|---|---|---|---|---|
| Principal Financial Group Inc | 5,291 | $569.5K | 0.00% | −57,301−91.5% | Reduced |
| Ascent Group, LLC | 5,310 | $571.6K | 0.05% | +1,330+33.4% | Added |
| Tower Research Capital LLC (TRC) | 5,462 | $587.9K | 0.01% | +5,087+1,356.5% | Added |
| Bridgewater Associates, LP | 5,486 | $590.5K | 0.00% | −643−10.5% | Reduced |
| Abn Amro Investment Solutions | 5,562 | $598.7K | 0.01% | 00.0% | Unchanged |
| Cim Investment Mangement Inc | 5,834 | $628.0K | 0.19% | +1,099+23.2% | Added |
| EFG Asset Management (North America) Corp. | 5,982 | $643.4K | 0.11% | +5,982 | New |
| Calamos Advisors LLC | 6,099 | $656.5K | 0.00% | +6,099 | New |
| Diversified Trust Co | 6,559 | $706.0K | 0.02% | +1,625+32.9% | Added |
| Synovus Financial Corp | 6,770 | $728.7K | 0.01% | +53+0.8% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 7,130 | $767.5K | 0.00% | +1,097+18.2% | Added |
| Handelsbanken Fonder AB | 7,639 | $822.0K | 0.00% | +400+5.5% | Added |
| Oppenheimer Asset Management Inc. | 7,909 | $851.3K | 0.01% | +482+6.5% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 8,091 | $870.9K | 0.00% | −1,347−14.3% | Reduced |
| Squarepoint Ops LLC | 8,177 | $880.2K | 0.00% | +8,177 | New |
| Exchange Traded Concepts, LLC | 8,219 | $884.7K | 0.02% | −164,705−95.2% | Reduced |
| Arizona State Retirement System | 8,711 | $937.7K | 0.01% | +287+3.4% | Added |
| WoodTrust Financial Corp | 8,807 | $948.0K | 0.15% | −5,425−38.1% | Reduced |
| Stifel Financial Corp | 8,888 | $956.7K | 0.00% | −206−2.3% | Reduced |
| State Board of Administration of Florida Retirement System | 9,187 | $988.9K | 0.00% | +30+0.3% | Added |
| Boothbay Fund Management, LLC | 9,244 | $995.0K | 0.03% | +9,244 | New |
| Voya Investment Management LLC | 10,392 | $1.12M | 0.00% | +380+3.8% | Added |
| Brinker Capital Investments, LLC | 10,582 | $1.14M | 0.01% | −920−8.0% | Reduced |
| Orion Portfolio Solutions, LLC | 10,582 | $1.14M | 0.01% | −920−8.0% | Reduced |
| Ensign Peak Advisors, Inc | 10,643 | $1.15M | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 11,708 | $1.26M | 0.00% | +3,147+36.8% | Added |
| Russell Investments Group, Ltd. | 13,663 | $1.47M | 0.00% | +12,067+756.1% | Added |
| Janus Henderson Group PLC | 13,856 | $1.49M | 0.00% | −156−1.1% | Reduced |
| Truist Financial Corp | 14,147 | $1.52M | 0.00% | −281−1.9% | Reduced |
| Corebridge Financial, Inc. | 16,819 | $1.81M | 0.01% | +16,819 | New |
| MetLife Investment Management | 18,055 | $1.94M | 0.01% | +2,418+15.5% | Added |
| UBS Oconnor LLC | 18,347 | $1.97M | 0.06% | −600−3.2% | Reduced |
| Millrace Asset Group, Inc. | 18,675 | $2.01M | 1.95% | +18,675 | New |
| First Trust Advisors LP | 19,144 | $2.06M | 0.00% | +6,215+48.1% | Added |
| Lighthouse Investment Partners, LLC | 19,243 | $2.07M | 0.12% | +19,243 | New |
| B. Metzler seel. Sohn & Co. AG | 20,500 | $2.21M | 0.02% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 20,870 | $2.25M | 0.02% | −904−4.2% | Reduced |
| RE Advisers Corp | 21,300 | $2.29M | 0.06% | +4,400+26.0% | Added |
| State of New Jersey Common Pension Fund D | 21,439 | $2.31M | 0.01% | −4,837−18.4% | Reduced |
| Harbor Capital Advisors, Inc. | 21,490 | $2.31M | 0.18% | +16,988+377.3% | Added |
| Royal Bank of Canada | 22,469 | $2.42M | 0.00% | +3,286+17.1% | Added |
| UBS Group AG | 24,638 | $2.65M | 0.00% | −13,848−36.0% | Reduced |
| Macquarie Group Ltd | 25,693 | $2.77M | 0.00% | −33,092−56.3% | Reduced |
| Kampmann Melissa S. | 26,115 | $2.81M | 2.05% | −25−0.1% | Reduced |
| Trexquant Investment LP | 27,452 | $2.95M | 0.05% | +5,383+24.4% | Added |
| California State Teachers Retirement System | 30,377 | $3.27M | 0.00% | −273−0.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 32,742 | $3.52M | 0.01% | +32,742 | New |
| AXA S.A. | 32,987 | $3.55M | 0.01% | 00.0% | Unchanged |
| Perceptive Advisors LLC | 35,205 | $3.79M | 0.09% | −210,000−85.6% | Reduced |
| Banque Pictet & Cie SA | 39,104 | $4.21M | 0.04% | −1,204−3.0% | Reduced |
| Balyasny Asset Management LLC | 39,448 | $4.25M | 0.01% | −102,257−72.2% | Reduced |
| Baird Financial Group, Inc. | 40,287 | $4.34M | 0.01% | −1,475−3.5% | Reduced |
| Formula Growth Ltd | 40,409 | $4.35M | 1.58% | +8,430+26.4% | Added |
| Legal & General Group Plc | 41,584 | $4.48M | 0.00% | −115,587−73.5% | Reduced |
| DLD Asset Management, LP | 44,150 | $4.75M | 1.11% | +44,150 | New |
| California Public Employees Retirement System | 44,235 | $4.76M | 0.00% | +83+0.2% | Added |
| Comerica Bank | 45,138 | $4.86M | 0.02% | +6,175+15.8% | Added |
| Rhumbline Advisers | 45,681 | $4.92M | 0.00% | +2,209+5.1% | Added |
| Susquehanna Portfolio Strategies, LLC | 46,020 | $4.95M | 0.20% | −6,702−12.7% | Reduced |
| Bamco Inc | 46,500 | $5.01M | 0.01% | +1,500+3.3% | Added |
| Assenagon Asset Management S.A. | 48,962 | $5.27M | 0.01% | +38,344+361.1% | Added |
| Envestnet Asset Management Inc | 52,609 | $5.66M | 0.00% | +5,728+12.2% | Added |
| Kames Capital plc | 56,782 | $6.10M | 0.09% | +56,782 | New |
| Wells Fargo & Company | 57,306 | $6.17M | 0.00% | +3,001+5.5% | Added |
| Ameriprise Financial Inc | 60,513 | $6.51M | 0.00% | +20,404+50.9% | Added |
| Swiss National Bank | 61,300 | $6.60M | 0.00% | +800+1.3% | Added |
| Eagle Asset Management Inc | 69,462 | $7.39M | 0.04% | −12,104−14.8% | Reduced |
| State of Wisconsin Investment Board | 69,911 | $7.53M | 0.02% | +1,456+2.1% | Added |
| Polar Asset Management Partners Inc. | 72,600 | $7.81M | 0.20% | +41,800+135.7% | Added |
| Polar Capital Holdings Plc | 76,731 | $8.26M | 0.05% | +13,255+20.9% | Added |
| C WorldWide Group Holding A/S | 80,000 | $8.61M | 0.09% | 00.0% | Unchanged |
| Peregrine Capital Management LLC | 81,552 | $8.78M | 0.26% | +12,706+18.5% | Added |
| Norges Bank | 83,926 | $9.03M | 0.00% | −151,244−64.3% | Reduced |
| Alberta Investment Management Corp | 94,714 | $10.2M | 0.11% | 00.0% | Unchanged |
| Silvercrest Asset Management Group LLC | 96,028 | $10.3M | 0.07% | +1,375+1.5% | Added |
| Jane Street Group, LLC | 97,027 | $10.4M | 0.01% | −9,878−9.2% | Reduced |
| Neuberger Berman Group LLC | 109,420 | $11.8M | 0.01% | +19,811+22.1% | Added |
| Gilder Gagnon Howe & Co LLC | 126,395 | $13.6M | 0.17% | +80,401+174.8% | Added |
| Segall Bryant & Hamill, LLC | 129,860 | $14.0M | 0.25% | +27,484+26.8% | Added |
| WCM Investment Management, LLC | 141,275 | $14.7M | 0.03% | +2,906+2.1% | Added |
| Barclays PLC | 155,749 | $16.8M | 0.01% | +119,240+326.6% | Added |
| Nuveen Asset Management, LLC | 158,827 | $17.1M | 0.00% | +16,954+12.0% | Added |
| Citadel Advisors LLC | 164,186 | $17.7M | 0.02% | −154,011−48.4% | Reduced |
| Manufacturers Life Insurance Company, The | 183,046 | $19.7M | 0.02% | +11,031+6.4% | Added |
| Goldman Sachs Group Inc | 185,127 | $19.9M | 0.00% | −25,007−11.9% | Reduced |
| Deutsche Bank AG | 201,029 | $21.6M | 0.01% | +146,958+271.8% | Added |
| Wellington Management Group LLP | 201,471 | $21.7M | 0.00% | −7,527−3.6% | Reduced |
| Citigroup Inc | 205,908 | $22.2M | 0.02% | +189,813+1,179.3% | Added |
| Price T Rowe Associates Inc | 216,759 | $23.3M | 0.00% | −3,862−1.8% | Reduced |
| New York State Common Retirement Fund | 228,201 | $24.6M | 0.03% | +18,306+8.7% | Added |
| Charles Schwab Investment Management Inc | 251,530 | $27.1M | 0.01% | +7,399+3.0% | Added |
| Fred Alger Management, LLC | 252,421 | $27.2M | 0.13% | +28,132+12.5% | Added |
| Northern Trust Corp | 266,711 | $28.7M | 0.00% | −15,229−5.4% | Reduced |
| Bessemer Group Inc | 268,251 | $28.9M | 0.05% | −7,660−2.8% | Reduced |
| Eventide Asset Management, LLC | 272,092 | $29.3M | 0.50% | +32,957+13.8% | Added |
| SEI Investments Co | 280,023 | $30.1M | 0.04% | +44,662+19.0% | Added |
| Alyeska Investment Group, L.P. | 310,741 | $33.4M | 0.19% | +107,165+52.6% | Added |
| Schroder Investment Management Group | 313,913 | $33.8M | 0.04% | +25,303+8.8% | Added |
| Bank of America Corp | 354,135 | $38.1M | 0.00% | +154,840+77.7% | Added |
| Morgan Stanley | 354,506 | $38.2M | 0.00% | +169,409+91.5% | Added |