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, Q1 2024
Institutional positions in iRhythm Holdings, Inc. as of Mar 31, 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
- 253
- +31 vs. Q4 2023
- Shares held
- 34.5M
- +1.56M (+4.7%) vs. Q4 2023
- Total value
- $4.00B
- +$475.7M (+13.5%) vs. Q4 2023
- New holders
- 52
- 77 more added
- Sold out
- 21
- 90 more reduced
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cubist Systematic Strategies, LLC | 19,030 | $2.21M | 0.03% | +3,741+24.5% | Added |
| UBS Oconnor LLC | 18,947 | $2.20M | 0.06% | −1,400−6.9% | Reduced |
| RE Advisers Corp | 16,900 | $1.96M | 0.05% | +4,100+32.0% | Added |
| Tenor Capital Management Co., L.P. | 16,600 | $1.93M | 0.03% | +16,600 | New |
| Moore Capital Management, LP | 16,600 | $1.93M | 0.04% | +16,600 | New |
| DeepCurrents Investment Group LLC | 16,600 | $1.93M | 0.08% | +16,600 | New |
| Daiwa Securities Group Inc. | 16,600 | $1.93M | 0.01% | +16,600 | New |
| BNP Paribas Arbitrage, SA | 16,176 | $1.88M | 0.00% | +1,358+9.2% | Added |
| Citigroup Inc | 16,095 | $1.87M | 0.00% | +9,490+143.7% | Added |
| Canada Pension Plan Investment Board | 16,000 | $1.86M | 0.00% | −12,200−43.3% | Reduced |
| Jefferies Financial Group Inc. | 15,945 | $1.85M | 0.04% | +15,945 | New |
| MetLife Investment Management | 15,637 | $1.81M | 0.01% | −391−2.4% | Reduced |
| American International Group, Inc. | 15,127 | $1.75M | 0.01% | −129−0.8% | Reduced |
| Truist Financial Corp | 14,428 | $1.67M | 0.00% | −1,798−11.1% | Reduced |
| WoodTrust Financial Corp | 14,232 | $1.65M | 0.26% | +500+3.6% | Added |
| Janus Henderson Group PLC | 14,012 | $1.62M | 0.00% | +10.0% | Added |
| First Trust Advisors LP | 12,929 | $1.50M | 0.00% | +8,510+192.6% | Added |
| Brinker Capital Investments, LLC | 11,502 | $1.33M | 0.01% | +872+8.2% | Added |
| Orion Portfolio Solutions, LLC | 11,502 | $1.33M | 0.01% | +872+8.2% | Added |
| ClariVest Asset Management LLC | 10,964 | $1.27M | 0.13% | −7,989−42.2% | Reduced |
| Ensign Peak Advisors, Inc | 10,643 | $1.23M | 0.00% | −537−4.8% | Reduced |
| Assenagon Asset Management S.A. | 10,618 | $1.23M | 0.00% | +919+9.5% | Added |
| Voya Investment Management LLC | 10,012 | $1.16M | 0.00% | −2,256−18.4% | Reduced |
| State Board of Administration of Florida Retirement System | 9,157 | $1.14M | 0.00% | +400+4.6% | Added |
| Man Group plc | 9,724 | $1.13M | 0.00% | +9,724 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 9,438 | $1.09M | 0.00% | −2,547−21.3% | Reduced |
| Capstone Investment Advisors, LLC | 9,289 | $1.08M | 0.02% | +9,289 | New |
| Stifel Financial Corp | 9,094 | $1.05M | 0.00% | +621+7.3% | Added |
| Assetmark, Inc | 8,561 | $993.1K | 0.00% | +1,755+25.8% | Added |
| Arizona State Retirement System | 8,424 | $977.2K | 0.01% | −125−1.5% | Reduced |
| Algert Global LLC | 8,282 | $960.7K | 0.04% | +270+3.4% | Added |
| Duality Advisers, LP | 8,231 | $954.8K | 0.09% | −734−8.2% | Reduced |
| Oppenheimer Asset Management Inc. | 7,427 | $861.5K | 0.01% | −266−3.5% | Reduced |
| Handelsbanken Fonder AB | 7,239 | $840.0K | 0.00% | +1,000+16.0% | Added |
| XTX Topco Ltd | 7,050 | $817.8K | 0.11% | +3,033+75.5% | Added |
| Synovus Financial Corp | 6,717 | $779.2K | 0.01% | +6,717 | New |
| Bridgewater Associates, LP | 6,129 | $711.0K | 0.00% | −1,135−15.6% | Reduced |
| Engineers Gate Manager LP | 6,103 | $707.9K | 0.02% | +2,005+48.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,033 | $699.8K | 0.00% | −281−4.5% | Reduced |
| Franklin Resources Inc | 5,986 | $694.4K | 0.00% | −1,299−17.8% | Reduced |
| Abn Amro Investment Solutions | 5,562 | $645.2K | 0.01% | −1,537−21.7% | Reduced |
| ProShare Advisors LLC | 5,514 | $639.6K | 0.00% | +433+8.5% | Added |
| Jump Financial, LLC | 5,420 | $628.7K | 0.02% | +5,420 | New |
| Diversified Trust Co | 4,934 | $572.3K | 0.02% | +2,950+148.7% | Added |
| Weiss Asset Management LP | 4,900 | $568.4K | 0.03% | +4,900 | New |
| Cim Investment Mangement Inc | 4,735 | $549.3K | 0.16% | 00.0% | Unchanged |
| Harbor Capital Advisors, Inc. | 4,502 | $522.0K | 0.07% | +4,502 | New |
| HSBC Holdings PLC | 4,358 | $505.4K | 0.00% | +4,358 | New |
| Aristeia Capital LLC | 4,350 | $504.6K | 0.02% | +4,350 | New |
| Quarry LP | 4,115 | $477.3K | 0.20% | +4,115 | New |
| CIBC Private Wealth Group, LLC | 4,099 | $473.6K | 0.00% | −15−0.4% | Reduced |
| O'Shaughnessy Asset Management, LLC | 4,073 | $472.5K | 0.01% | +30+0.7% | Added |
| Victory Capital Management Inc | 4,004 | $464.5K | 0.00% | −66−1.6% | Reduced |
| Ascent Group, LLC | 3,980 | $461.7K | 0.04% | +175+4.6% | Added |
| Simplex Trading, LLC | 3,911 | $453.0K | 0.01% | +3,911 | New |
| Susquehanna International Group, LLP | 3,860 | $447.8K | 0.00% | −8,814−69.5% | Reduced |
| The PNC Financial Services Group, Inc. | 3,841 | $445.6K | 0.00% | +3,770+5,309.9% | Added |
| Pictet Asset Management Holding SA | 3,812 | $442.2K | 0.00% | +430+12.7% | Added |
| STRS Ohio | 3,800 | $440.0K | 0.00% | −1,700−30.9% | Reduced |
| Snowden Capital Advisors LLC | 3,787 | $439.3K | 0.01% | −70−1.8% | Reduced |
| Public Employees Retirement Association of Colorado | 3,672 | $426.0K | 0.00% | −115−3.0% | Reduced |
| CI Private Wealth, LLC | 3,242 | $376.1K | 0.00% | +661+25.6% | Added |
| Pictet & Cie (Europe) SA | 3,181 | $369.0K | 0.01% | −167−5.0% | Reduced |
| Premier Fund Managers Ltd | 3,143 | $364.0K | 0.01% | −515−14.1% | Reduced |
| Great West Life Assurance Co | 3,099 | $359.0K | 0.00% | −5,420−63.6% | Reduced |
| Ameritas Investment Partners, Inc. | 3,061 | $355.1K | 0.01% | −116−3.7% | Reduced |
| Mariner, LLC | 3,059 | $354.8K | 0.00% | −23−0.7% | Reduced |
| AQR Capital Management LLC | 3,026 | $351.0K | 0.00% | −3,113−50.7% | Reduced |
| Beacon Investment Advisory Services, Inc. | 2,987 | $346.5K | 0.01% | −17−0.6% | Reduced |
| Group One Trading, L.P. | 2,969 | $344.4K | 0.01% | +732+32.7% | Added |
| Cerity Partners LLC | 2,865 | $332.3K | 0.00% | +2,865 | New |
| Wolverine Trading, LLC | 2,786 | $323.2K | 0.00% | −834−23.0% | Reduced |
| Great Lakes Advisors, LLC | 2,729 | $316.6K | 0.00% | +2,729 | New |
| Deerfield Management Company, L.P. (Series C) | 2,702 | $313.4K | 0.01% | +2,702 | New |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 2,600 | $301.6K | 0.01% | 00.0% | Unchanged |
| Raymond James & Associates | 2,441 | $283.2K | 0.00% | −15−0.6% | Reduced |
| LPL Financial LLC | 2,276 | $264.0K | 0.00% | −60−2.6% | Reduced |
| Prudential Financial Inc | 2,231 | $258.8K | 0.00% | −2,111−48.6% | Reduced |
| Chicago Trust Co NA | 2,145 | $248.8K | 0.05% | +2,145 | New |
| Point72 Asia (Singapore) Pte. Ltd. | 2,077 | $241.0K | 0.06% | +2,077 | New |
| D. E. Shaw & Co., Inc. | 2,000 | $232.0K | 0.00% | −11,740−85.4% | Reduced |
| SeaCrest Wealth Management, LLC | 1,975 | $229.1K | 0.03% | +25+1.3% | Added |
| Los Angeles Capital Management LLC | 1,905 | $221.0K | 0.00% | −724−27.5% | Reduced |
| Vident Advisory, LLC | 1,871 | $217.1K | 0.00% | −225−10.7% | Reduced |
| Xponance, Inc. | 1,860 | $215.8K | 0.00% | +1,860 | New |
| Bank of Montreal | 1,833 | $214.5K | 0.00% | −1,193−39.4% | Reduced |
| Advisor Group Holdings, Inc. | 1,777 | $206.1K | 0.00% | −2,871−61.8% | Reduced |
| CWM, LLC | 1,773 | $206.0K | 0.00% | −50−2.7% | Reduced |
| Amundi | 1,760 | $197.3K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 1,613 | $187.1K | 0.01% | −155−8.8% | Reduced |
| Russell Investments Group, Ltd. | 1,596 | $185.1K | 0.00% | +1,594+79,700.0% | Added |
| Quent Capital, LLC | 1,500 | $174.0K | 0.02% | 00.0% | Unchanged |
| IFP Advisors, Inc | 1,384 | $160.5K | 0.01% | −22−1.6% | Reduced |
| Ancora Advisors, LLC | 1,330 | $154.3K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 1,083 | $126.0K | 0.00% | +1,083 | New |
| Amalgamated Bank | 1,033 | $120.0K | 0.00% | −3,363−76.5% | Reduced |
| Walleye Trading LLC | 906 | $105.1K | 0.00% | +906 | New |
| Clearstead Advisors, LLC | 1,000 | $98.9K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 815 | $94.5K | 0.00% | +154+23.3% | Added |
| KBC Group NV | 693 | $80.0K | 0.00% | 00.0% | Unchanged |