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; 304 institutions reported holding it in 13F filings for Q2 2026, worth $4.24B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in iRhythm Holdings, Inc. as of Mar 31, 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
- 305
- −24 vs. Q4 2025
- Shares held
- 35.5M
- +3.74M (+11.8%) vs. Q4 2025
- Total value
- $4.19B
- −$1.45B (−25.6%) vs. Q4 2025
- New holders
- 45
- 112 more added
- Sold out
- 69
- 105 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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 | 304 | $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 2026
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Frank, Rimerman Advisors LLC | 2,045 | $241.4K | 0.02% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 2,002 | $236.0K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 1,939 | $229.0K | 0.01% | +1,939 | New |
| Quadrant Capital Group LLC | 1,940 | $229.0K | 0.01% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 1,900 | $224.2K | 0.00% | −600−24.0% | Reduced |
| Keybank National Association | 1,847 | $218.0K | 0.00% | −93−4.8% | Reduced |
| O'Shaughnessy Asset Management, LLC | 1,846 | $217.9K | 0.00% | −1,283−41.0% | Reduced |
| Neuberger Berman Group LLC | 1,840 | $217.2K | 0.00% | −29,355−94.1% | Reduced |
| Oppenheimer Asset Management Inc. | 1,833 | $216.3K | 0.00% | +47+2.6% | Added |
| SeaCrest Wealth Management, LLC | 1,830 | $216.0K | 0.02% | −200−9.9% | Reduced |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 1,800 | $212.4K | 0.09% | +200+12.5% | Added |
| HRT Financial LP | 1,772 | $209.0K | 0.00% | +1,772 | New |
| DRW Securities, LLC | 1,755 | $207.1K | 0.01% | +1,755 | New |
| Group One Trading, L.P. | 1,749 | $206.4K | 0.01% | +1,749 | New |
| China Universal Asset Management Co., Ltd. | 1,600 | $188.8K | 0.01% | +1,400+700.0% | Added |
| Advisor Group Holdings, Inc. | 1,535 | $181.1K | 0.00% | −114−6.9% | Reduced |
| The PNC Financial Services Group, Inc. | 1,480 | $174.7K | 0.00% | −1,826−55.2% | Reduced |
| Van Eck Associates Corp | 1,407 | $166.0K | 0.00% | +5+0.4% | Added |
| Rockefeller Capital Management L.P. | 1,255 | $148.1K | 0.00% | −106−7.8% | Reduced |
| STRS Ohio | 1,200 | $141.6K | 0.00% | −4,200−77.8% | Reduced |
| RiverPark Advisors, LLC | 1,187 | $140.1K | 0.05% | −16−1.3% | Reduced |
| Federation des caisses Desjardins du Quebec | 1,120 | $132.2K | 0.00% | +839+298.6% | Added |
| Nisa Investment Advisors, LLC | 1,005 | $118.6K | 0.00% | +3+0.3% | Added |
| US Bancorp | 981 | $115.8K | 0.00% | −45−4.4% | Reduced |
| KBC Group NV | 870 | $103.0K | 0.00% | −6,593−88.3% | Reduced |
| Assetmark, Inc | 821 | $96.9K | 0.00% | +190+30.1% | Added |
| Walleye Trading LLC | 821 | $96.9K | 0.00% | +821 | New |
| Kemnay Advisory Services Inc. | 756 | $89.2K | 0.01% | +650+613.2% | Added |
| Antipodes Partners Ltd | 655 | $77.3K | 0.00% | +466+246.6% | Added |
| CWM, LLC | 576 | $68.0K | 0.00% | −525−47.7% | Reduced |
| State of Wyoming | 565 | $66.7K | 0.01% | −51−8.3% | Reduced |
| LMR Partners LLP | 463 | $54.6K | 0.00% | +463 | New |
| EverSource Wealth Advisors, LLC | 382 | $45.1K | 0.00% | +74+24.0% | Added |
| Evelyn Partners Investment Management LLP | 245 | $28.9K | 0.00% | 00.0% | Unchanged |
| Private Wealth Asset Management, LLC | 226 | $26.7K | 0.00% | 00.0% | Unchanged |
| Employees Retirement System of Texas | 209 | $25.0K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 207 | $24.4K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 204 | $23.3K | 0.00% | −119−36.8% | Reduced |
| MCF Advisors LLC | 196 | $23.1K | 0.00% | 00.0% | Unchanged |
| Root Financial Partners, LLC | 182 | $21.5K | 0.00% | +6+3.4% | Added |
| Allworth Financial LP | 182 | $21.5K | 0.00% | +10+5.8% | Added |
| Simplex Trading, LLC | 182 | $21.5K | 0.00% | +182 | New |
| Covestor Ltd | 176 | $21.0K | 0.01% | +16+10.0% | Added |
| North Star Investment Management Corp. | 170 | $20.1K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 162 | $19.1K | 0.00% | +24+17.4% | Added |
| Farther Finance Advisors, LLC | 158 | $18.7K | 0.00% | −6−3.7% | Reduced |
| Measured Wealth Private Client Group, LLC | 149 | $17.6K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 138 | $16.3K | 0.00% | −29−17.4% | Reduced |
| Signaturefd, LLC | 137 | $16.2K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 109 | $12.9K | 0.00% | −75−40.8% | Reduced |
| TSFG, LLC | 100 | $12.0K | 0.00% | +100 | New |
| Versant Capital Management, Inc | 99 | $11.7K | 0.00% | −8−7.5% | Reduced |
| Larson Financial Group LLC | 87 | $10.3K | 0.00% | −3−3.3% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 86 | $10.2K | 0.00% | 00.0% | Unchanged |
| Toth Financial Advisory Corp | 85 | $10.0K | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 72 | $8.50K | 0.00% | +72 | New |
| Rothschild Investment LLC | 61 | $7.20K | 0.00% | +9+17.3% | Added |
| TD Waterhouse Canada Inc. | 60 | $7.09K | 0.00% | +60 | New |
| AdvisorNet Financial, Inc | 53 | $6.25K | 0.00% | −2−3.6% | Reduced |
| Torren Management, LLC | 47 | $5.55K | 0.00% | −254−84.4% | Reduced |
| Basecamp Wealth Advisors LLC | 47 | $5.55K | 0.00% | −12−20.3% | Reduced |
| Brown Brothers Harriman & Co | 37 | $4.37K | 0.00% | +14+60.9% | Added |
| Huntington National Bank | 33 | $3.89K | 0.00% | −5−13.2% | Reduced |
| Parallel Advisors, LLC | 31 | $3.66K | 0.00% | +4+14.8% | Added |
| Ares Financial Consulting, LLC | 25 | $2.96K | 0.00% | 00.0% | Unchanged |
| Elequin Capital LP | 25 | $2.95K | 0.00% | −60−70.6% | Reduced |
| Manchester Capital Management LLC | 23 | $2.71K | 0.00% | 00.0% | Unchanged |
| MidFirst Bank | 22 | $2.60K | 0.00% | −1,304−98.3% | Reduced |
| Kilter Group LLC | 21 | $2.48K | 0.00% | +8+61.5% | Added |
| Leonteq Securities AG | 21 | $2.48K | 0.00% | −8−27.6% | Reduced |
| MAI Capital Management | 18 | $2.13K | 0.00% | +13+260.0% | Added |
| Harbour Investments, Inc. | 15 | $1.84K | 0.00% | +5+50.0% | Added |
| Parkside Financial Bank & Trust | 15 | $1.77K | 0.00% | −9−37.5% | Reduced |
| First Horizon Corp | 14 | $1.65K | 0.00% | +14 | New |
| Bell Investment Advisors, Inc | 13 | $1.53K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 13 | $1.53K | 0.00% | +1+8.3% | Added |
| Massmutual Trust Co FSB | 12 | $1.42K | 0.00% | +2+20.0% | Added |
| Keating Financial Advisory Services, Inc. | 12 | $1.42K | 0.00% | +6+100.0% | Added |
| GWM Advisors LLC | 10 | $1.18K | 0.00% | 00.0% | Unchanged |
| CVA Family Office, LLC | 10 | $1.18K | 0.00% | 00.0% | Unchanged |
| Whittier Trust Co of Nevada Inc | 10 | $1.17K | 0.00% | +10 | New |
| International Assets Investment Management, LLC | 8 | $946 | 0.00% | 00.0% | Unchanged |
| Twin Peaks Wealth Advisors, LLC | 8 | $944 | 0.00% | +8 | New |
| Montag A & Associates Inc | 7 | $836 | 0.00% | 00.0% | Unchanged |
| Armstrong Advisory Group, Inc | 7 | $827 | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 7 | $827 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 7 | $826 | 0.00% | −392−98.2% | Reduced |
| Financial Perspectives, Inc | 7 | $826 | 0.00% | 00.0% | Unchanged |
| Hughes Financial Services, LLC | 7 | $826 | 0.00% | +7 | New |
| JFS Wealth Advisors, LLC | 6 | $709 | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 5 | $590 | 0.00% | −95−95.0% | Reduced |
| Central Trust Co | 4 | $473 | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 4 | $473 | 0.00% | +4 | New |
| MV Capital Management, Inc. | 3 | $355 | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 3 | $354 | 0.00% | −12−80.0% | Reduced |
| Bare Financial Services, Inc | 3 | $354 | 0.00% | −5−62.5% | Reduced |
| Godfrey Financial Associates, Inc. | 3 | $354 | 0.00% | 00.0% | Unchanged |
| DHJJ Financial Advisors, Ltd. | 2 | $237 | 0.00% | 00.0% | Unchanged |
| Sunbelt Securities, Inc. | 2 | $236 | 0.00% | −2−50.0% | Reduced |
| Ronald Blue Trust, Inc. | 2 | $236 | 0.00% | +2 | New |