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, Q4 2024
Institutional positions in iRhythm Holdings, Inc. as of Dec 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
- 227
- −11 vs. Q3 2024
- Shares held
- 34.3M
- +151.6K (+0.4%) vs. Q3 2024
- Total value
- $3.09B
- +$559.1M (+22.0%) vs. Q3 2024
- New holders
- 41
- 71 more added
- Sold out
- 52
- 83 more reduced
4 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| UBS Asset Management Americas Inc | 334,823 | $30.2M | 0.01% | −28,703−7.9% | Reduced |
| Alyeska Investment Group, L.P. | 351,745 | $31.7M | 0.12% | −26,871−7.1% | Reduced |
| Frontier Capital Management Co LLC | 355,147 | $32.0M | 0.30% | +278,743+364.8% | Added |
| Rock Springs Capital Management LP | 397,500 | $35.8M | 1.36% | 00.0% | Unchanged |
| Ophir Asset Management Pty Ltd | 427,402 | $38.5M | 5.74% | +427,402 | New |
| First Light Asset Management, LLC | 430,500 | $38.8M | 3.71% | +430,500 | New |
| FMR LLC | 475,405 | $42.9M | 0.00% | +87,331+22.5% | Added |
| Bank of New York Mellon Corp | 491,485 | $44.3M | 0.01% | +92,591+23.2% | Added |
| Stephens Investment Management Group LLC | 502,925 | $45.3M | 0.61% | +102,600+25.6% | Added |
| Slate Path Capital LP | 510,500 | $46.0M | 0.83% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 570,048 | $51.0M | 0.08% | +50,075+9.6% | Added |
| Bessemer Group Inc | 568,007 | $51.2M | 0.08% | +299,726+111.7% | Added |
| Blair William & Co | 604,737 | $54.5M | 0.16% | −39,704−6.2% | Reduced |
| Braidwell LP | 705,391 | $63.6M | 1.89% | −77,166−9.9% | Reduced |
| JPMorgan Chase & Co | 706,806 | $63.7M | 0.01% | −232,868−24.8% | Reduced |
| Champlain Investment Partners, LLC | 726,262 | $65.5M | 0.41% | +59,161+8.9% | Added |
| Geode Capital Management, LLC | 731,467 | $66.0M | 0.01% | −1,841−0.3% | Reduced |
| Eventide Asset Management, LLC | 739,410 | $66.7M | 1.21% | +2,689+0.4% | Added |
| Westfield Capital Management Co LP | 765,253 | $69.0M | 0.30% | +236,962+44.9% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 900,116 | $81.2M | 0.20% | +192,941+27.3% | Added |
| State Street Corp | 948,781 | $85.6M | 0.00% | +39,938+4.4% | Added |
| Mackenzie Financial Corp | 1,381,942 | $124.6M | 0.17% | −37,892−2.7% | Reduced |
| Capital Research Global Investors | 1,637,026 | $147.6M | 0.03% | −317,974−16.3% | Reduced |
| BlackRock, Inc. | 2,728,856 | $246.1M | 0.00% | +169,211+6.6% | Added |
| Artisan Partners Limited Partnership | 2,762,734 | $249.1M | 0.38% | −17,525−0.6% | Reduced |
| Vanguard Group Inc | 3,136,370 | $282.8M | 0.00% | +18,442+0.6% | Added |
| Sands Capital Management, LLC | 3,176,702 | $286.4M | 0.85% | +1,053,811+49.6% | Added |
| Fiera Capital Corp | 0 | $0 | 0.00% | −381,644−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −272,082−100.0% | Sold out |
| Loomis Sayles & Co L P | 0 | $0 | 0.00% | −118,502−100.0% | Sold out |
| Neuberger Berman Group LLC | 0 | $0 | 0.00% | −101,180−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −88,863−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −86,763−100.0% | Sold out |
| Altium Capital Management LP | 0 | $0 | 0.00% | −86,000−100.0% | Sold out |
| Gilder Gagnon Howe & Co LLC | 0 | $0 | 0.00% | −80,759−100.0% | Sold out |
| Western Standard LLC | 0 | $0 | 0.00% | −61,082−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −44,928−100.0% | Sold out |
| Susquehanna Portfolio Strategies, LLC | 0 | $0 | 0.00% | −36,499−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −24,281−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −20,173−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −19,809−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −19,336−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −12,853−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −12,126−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −11,683−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −10,254−100.0% | Sold out |
| Brinker Capital Investments, LLC | 0 | $0 | 0.00% | −9,282−100.0% | Sold out |
| Orion Portfolio Solutions, LLC | 0 | $0 | 0.00% | −9,282−100.0% | Sold out |
| Steel Peak Wealth Management LLC | 0 | $0 | 0.00% | −7,971−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −7,836−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −7,720−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −7,115−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −7,238−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −6,720−100.0% | Sold out |
| FourWorld Capital Management LLC | 0 | $0 | 0.00% | −5,750−100.0% | Sold out |
| CI Private Wealth, LLC | 0 | $0 | 0.00% | −5,344−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −4,852−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −4,181−100.0% | Sold out |
| Snowden Capital Advisors LLC | 0 | $0 | 0.00% | −3,840−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −3,689−100.0% | Sold out |
| Petrus Trust Company, LTA | 0 | $0 | 0.00% | −3,655−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −3,276−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −2,991−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −2,868−100.0% | Sold out |
| Beacon Investment Advisory Services, Inc. | 0 | $0 | 0.00% | −2,807−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −2,041−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −1,676−100.0% | Sold out |
| Quent Capital, LLC | 0 | $0 | 0.00% | −1,500−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −1,200−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −799−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −685−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −411−100.0% | Sold out |
| First Horizon Advisors, Inc. | 0 | $0 | 0.00% | −259−100.0% | Sold out |
| Frazier Financial Advisors, LLC | 0 | $0 | 0.00% | −76−100.0% | Sold out |
| Bokf, NA | 0 | $0 | 0.00% | −36−100.0% | Sold out |
| Principal Securities, Inc. | 0 | $0 | 0.00% | −31−100.0% | Sold out |
| Park Place Capital Corp | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |
| Eagle Asset Management Inc | – | – | – | – | Not filed |
| B. Metzler seel. Sohn & Co. Holding AG | – | – | – | – | Not filed |
| Brophy Wealth Management, LLC | – | – | – | – | Not filed |
| FinTrust Capital Advisors, LLC | – | – | – | – | Not filed |