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 2026
Institutional positions in iRhythm Holdings, Inc. as of Jun 30, 2026. 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
- 303
- +3 vs. Q1 2026
- Shares held
- 35.6M
- +115.1K (+0.3%) vs. Q1 2026
- Total value
- $4.24B
- +$46.2M (+1.1%) vs. Q1 2026
- New holders
- 44
- 120 more added
- Sold out
- 41
- 91 more reduced
5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mirae Asset Global ETFs Holdings Ltd. | 25,532 | $3.04M | 0.00% | +2,259+9.7% | Added |
| Nomura Asset Management International Inc. | 24,721 | $2.94M | 0.00% | +3,483+16.4% | Added |
| Brevan Howard Capital Management LP | 23,847 | $2.84M | 0.04% | +7,060+42.1% | Added |
| Russell Investments Group, Ltd. | 22,992 | $2.73M | 0.00% | +6,909+43.0% | Added |
| XTX Topco Ltd | 22,619 | $2.69M | 0.03% | +3,085+15.8% | Added |
| Assenagon Asset Management S.A. | 22,161 | $2.64M | 0.00% | −248,060−91.8% | Reduced |
| Invesco Ltd. | 22,146 | $2.63M | 0.00% | −275,306−92.6% | Reduced |
| Campbell & CO Investment Adviser LLC | 22,024 | $2.62M | 0.14% | −18,794−46.0% | Reduced |
| Banque Pictet & Cie SA | 21,841 | $2.60M | 0.03% | −2,974−12.0% | Reduced |
| Victory Capital Management Inc | 21,460 | $2.55M | 0.00% | −712−3.2% | Reduced |
| Franklin Resources Inc | 21,053 | $2.50M | 0.00% | −100,505−82.7% | Reduced |
| Kampmann Melissa S. | 21,012 | $2.50M | 1.89% | −998−4.5% | Reduced |
| Future Fund LLC | 20,078 | $2.39M | 0.68% | +1,200+6.4% | Added |
| Mutual of America Capital Management LLC | 20,067 | $2.39M | 0.02% | −1,030−4.9% | Reduced |
| HRT Financial LP | 19,922 | $2.37M | 0.00% | +18,150+1,024.3% | Added |
| MetLife Investment Management | 19,281 | $2.29M | 0.01% | +1,858+10.7% | Added |
| One Capital Management, LLC | 18,883 | $2.23M | 0.06% | 00.0% | Unchanged |
| Trillium Asset Management, LLC | 18,437 | $2.19M | 0.07% | +1,718+10.3% | Added |
| Susquehanna International Group, LLP | 18,015 | $2.14M | 0.00% | −6,136−25.4% | Reduced |
| AQR Capital Management LLC | 17,681 | $2.10M | 0.00% | −16,909−48.9% | Reduced |
| Harbor Capital Advisors, Inc. | 17,164 | $2.04M | 0.14% | +1,503+9.6% | Added |
| Envestnet Asset Management Inc | 16,469 | $1.96M | 0.00% | −15,665−48.7% | Reduced |
| Oppenheimer & Co Inc | 15,900 | $1.89M | 0.02% | +15,900 | New |
| Royal Bank of Canada | 15,600 | $1.85M | 0.00% | +3,869+33.0% | Added |
| Fifth Third Bancorp | 14,977 | $1.78M | 0.00% | −475−3.1% | Reduced |
| Entropy Technologies, LP | 14,022 | $1.67M | 0.07% | +3,370+31.6% | Added |
| Jupiter Topco LLC | 13,856 | $1.65M | 0.00% | +13,856 | New |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 13,803 | $1.64M | 0.00% | −1,626−10.5% | Reduced |
| Jain Global LLC | 13,314 | $1.58M | 0.02% | +13,314 | New |
| Vanguard Global Advisers, LLC | 12,933 | $1.54M | 0.00% | −225−1.7% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,922 | $1.54M | 0.00% | +1,534+13.5% | Added |
| BNP Paribas Arbitrage, SA | 12,916 | $1.54M | 0.00% | −7,077−35.4% | Reduced |
| First Trust Advisors LP | 12,735 | $1.51M | 0.00% | −34,854−73.2% | Reduced |
| Handelsbanken Fonder AB | 12,239 | $1.46M | 0.00% | +1,800+17.2% | Added |
| WoodTrust Financial Corp | 12,020 | $1.43M | 0.17% | +1,500+14.3% | Added |
| Prudential Financial Inc | 11,907 | $1.42M | 0.00% | −5,205−30.4% | Reduced |
| Los Angeles Capital Management LLC | 11,742 | $1.40M | 0.01% | +8,507+263.0% | Added |
| Abn Amro Investment Solutions | 11,500 | $1.37M | 0.01% | +1,361+13.4% | Added |
| State of New Jersey Common Pension Fund D | 11,120 | $1.32M | 0.00% | −3,035−21.4% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 11,119 | $1.32M | 0.01% | 00.0% | Unchanged |
| Capital Fund Management S.A. | 10,594 | $1.26M | 0.01% | +10,594 | New |
| FORA Capital, LLC | 10,297 | $1.23M | 0.08% | +10,297 | New |
| State Board of Administration of Florida Retirement System | 9,957 | $1.18M | 0.00% | +1,379+16.1% | Added |
| Police & Firemen's Retirement System of New Jersey | 9,771 | $1.16M | 0.01% | +1,122+13.0% | Added |
| Creative Planning | 9,571 | $1.14M | 0.00% | −6,270−39.6% | Reduced |
| Arizona State Retirement System | 8,917 | $1.06M | 0.01% | +67+0.8% | Added |
| Ascent Group, LLC | 8,771 | $1.04M | 0.03% | −535−5.7% | Reduced |
| Allstate Corp | 8,684 | $1.03M | 0.01% | −55−0.6% | Reduced |
| Intech Investment Management LLC | 8,414 | $1.00M | 0.01% | −1,691−16.7% | Reduced |
| Vanguard Investments Australia, Ltd. | 8,409 | $1.00M | 0.00% | +420+5.3% | Added |
| Fox Run Management, L.L.C. | 8,401 | $999.3K | 0.17% | +2,634+45.7% | Added |
| Exchange Traded Concepts, LLC | 8,317 | $989.3K | 0.00% | +1,441+21.0% | Added |
| Virginia Retirement Systems Et Al | 8,150 | $969.4K | 0.01% | +3,100+61.4% | Added |
| Bridgefront Capital, LLC | 8,009 | $952.7K | 0.25% | +3,116+63.7% | Added |
| Captrust Financial Advisors | 7,801 | $927.9K | 0.00% | +1,531+24.4% | Added |
| Cinctive Capital Management LP | 7,467 | $888.2K | 0.04% | −490−6.2% | Reduced |
| Pinnacle Financial Partners, Inc. | 7,149 | $850.4K | 0.01% | +20+0.3% | Added |
| KLP Kapitalforvaltning AS | 7,100 | $844.5K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 6,896 | $819.9K | 0.00% | +662+10.6% | Added |
| Voya Investment Management LLC | 6,278 | $746.8K | 0.00% | +786+14.3% | Added |
| Landscape Capital Management, L.L.C. | 6,116 | $727.5K | 0.05% | −7,510−55.1% | Reduced |
| Values First Advisors, Inc. | 6,110 | $726.8K | 0.33% | +173+2.9% | Added |
| Balyasny Asset Management LLC | 5,563 | $661.7K | 0.00% | −188,866−97.1% | Reduced |
| Pictet Asset Management Holding SA | 5,492 | $653.3K | 0.00% | 00.0% | Unchanged |
| Quantinno Capital Management LP | 5,356 | $637.1K | 0.00% | −13,265−71.2% | Reduced |
| CIBC Bancorp USA Inc. | 5,325 | $633.4K | 0.00% | −452−7.8% | Reduced |
| Ossiam | 5,300 | $630.4K | 0.01% | +5,300 | New |
| Headlands Technologies LLC | 4,886 | $581.2K | 0.06% | +305+6.7% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 4,604 | $547.6K | 0.00% | +1,806+64.5% | Added |
| ProShare Advisors LLC | 4,505 | $535.9K | 0.00% | −232−4.9% | Reduced |
| HSBC Holdings PLC | 4,473 | $527.7K | 0.00% | +4,473 | New |
| Algert Global LLC | 4,413 | $524.9K | 0.01% | −7,040−61.5% | Reduced |
| SG Americas Securities, LLC | 4,404 | $524.0K | 0.00% | −1,466−25.0% | Reduced |
| Great West Life Assurance Co | 3,803 | $451.0K | 0.00% | +79+2.1% | Added |
| LPL Financial LLC | 3,579 | $425.7K | 0.00% | −106−2.9% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 3,571 | $424.8K | 0.00% | +3,571 | New |
| Hennion & Walsh Asset Management, Inc. | 3,521 | $418.8K | 0.01% | −4,382−55.4% | Reduced |
| Harbour Capital Advisors, LLC | 3,605 | $418.6K | 0.08% | +3,605 | New |
| The PNC Financial Services Group, Inc. | 3,499 | $416.2K | 0.00% | +2,019+136.4% | Added |
| Public Employees Retirement Association of Colorado | 3,405 | $405.0K | 0.00% | 00.0% | Unchanged |
| Stephens Inc | 3,372 | $401.1K | 0.00% | +287+9.3% | Added |
| Diversified Trust Co | 3,362 | $399.9K | 0.01% | +3,362 | New |
| Xponance, Inc. | 3,275 | $389.6K | 0.00% | +274+9.1% | Added |
| Two Sigma Securities, LLC | 3,265 | $388.4K | 0.03% | +564+20.9% | Added |
| Vident Advisory, LLC | 3,260 | $387.8K | 0.00% | −275−7.8% | Reduced |
| Ancora Advisors, LLC | 3,230 | $384.2K | 0.01% | 00.0% | Unchanged |
| JustInvest LLC | 3,088 | $367.3K | 0.00% | +111+3.7% | Added |
| Ameritas Investment Partners, Inc. | 3,006 | $357.6K | 0.01% | +417+16.1% | Added |
| ADAR1 Capital Management, LLC | 3,000 | $356.9K | 0.02% | +3,000 | New |
| Tower Research Capital LLC (TRC) | 2,963 | $352.4K | 0.01% | −37−1.2% | Reduced |
| Capstone Investment Advisors, LLC | 2,559 | $304.4K | 0.00% | +24+0.9% | Added |
| Ensign Peak Advisors, Inc | 2,443 | $290.6K | 0.00% | −27,514−91.8% | Reduced |
| Swiss Life Asset Management Ltd | 2,302 | $273.8K | 0.00% | +163+7.6% | Added |
| Cornerstone Investment Partners, LLC | 2,214 | $263.4K | 0.01% | +2,214 | New |
| Persistent Asset Partners Ltd | 2,129 | $253.2K | 0.08% | +2,129 | New |
| Vontobel Holding Ltd. | 2,122 | $252.4K | 0.00% | +2,122 | New |
| Gsa Capital Partners LLP | 2,033 | $242.0K | 0.02% | +94+4.8% | Added |
| State of Alaska, Department of Revenue | 2,002 | $238.0K | 0.00% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 1,996 | $237.4K | 0.00% | +150+8.1% | Added |
| Nykredit A/S | 1,982 | $235.8K | 0.00% | +1,982 | New |