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 2023
Institutional positions in iRhythm Holdings, Inc. as of Dec 31, 2023. 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
- 222
- 0 vs. Q3 2023
- Shares held
- 32.9M
- −208.1K (−0.6%) vs. Q3 2023
- Total value
- $3.53B
- +$406.8M (+13.0%) vs. Q3 2023
- New holders
- 34
- 87 more added
- Sold out
- 34
- 69 more reduced
2 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding iRhythm Holdings, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Allspring Global Investments Holdings, LLC | 365,858 | $39.2M | 0.06% | −75,173−17.0% | Reduced |
| Price T Rowe Associates Inc | 392,454 | $42.0M | 0.01% | −144,471−26.9% | Reduced |
| Fiera Capital Corp | 399,200 | $42.7M | 0.13% | +1,421+0.4% | Added |
| Summit Partners Public Asset Management, LLC | 415,089 | $44.4M | 2.41% | +415,073+2,594,206.3% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 447,150 | $47.9M | 0.13% | +16,579+3.9% | Added |
| Invesco Ltd. | 452,514 | $48.4M | 0.01% | −149,842−24.9% | Reduced |
| Credit Suisse AG | 474,123 | $50.8M | 0.05% | +3,287+0.7% | Added |
| Braidwell LP | 568,157 | $60.8M | 2.23% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 671,439 | $71.9M | 0.01% | +33,661+5.3% | Added |
| Bank of New York Mellon Corp | 711,915 | $76.2M | 0.02% | +139,557+24.4% | Added |
| State Street Corp | 777,527 | $83.2M | 0.00% | −68,837−8.1% | Reduced |
| Blair William & Co | 805,092 | $86.2M | 0.29% | −306,325−27.6% | Reduced |
| Slate Path Capital LP | 846,900 | $90.7M | 2.01% | −21,800−2.5% | Reduced |
| Holocene Advisors, LP | 963,366 | $103.1M | 0.40% | +330,869+52.3% | Added |
| JPMorgan Chase & Co | 1,161,706 | $124.3M | 0.01% | −70,858−5.7% | Reduced |
| Mackenzie Financial Corp | 1,264,707 | $135.4M | 0.20% | +2,528+0.2% | Added |
| Alliancebernstein L.P. | 1,287,650 | $137.8M | 0.05% | −88,179−6.4% | Reduced |
| Artisan Partners Limited Partnership | 2,071,500 | $221.7M | 0.35% | +108,875+5.5% | Added |
| Sands Capital Management, LLC | 2,237,750 | $239.5M | 0.73% | −111,970−4.8% | Reduced |
| BlackRock Inc. | 2,494,403 | $267.0M | 0.01% | +162,130+7.0% | Added |
| Capital Research Global Investors | 2,495,626 | $267.1M | 0.07% | +121,709+5.1% | Added |
| Vanguard Group Inc | 2,993,443 | $320.4M | 0.01% | +35,694+1.2% | Added |
| PFM Health Sciences, LP | 0 | $0 | 0.00% | −485,468−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −72,800−100.0% | Sold out |
| Prosight Management, LP | 0 | $0 | 0.00% | −35,000−100.0% | Sold out |
| Sectoral Asset Management Inc | 0 | $0 | 0.00% | −33,000−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | – | Sold out |
| EULAV Asset Management | 0 | $0 | 0.00% | −20,300−100.0% | Sold out |
| Millrace Asset Group, Inc. | 0 | $0 | 0.00% | −14,272−100.0% | Sold out |
| SYSTM Wealth Solutions LLC | 0 | $0 | 0.00% | −13,051−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −10,059−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −9,463−100.0% | Sold out |
| Cinctive Capital Management LP | 0 | $0 | 0.00% | −7,923−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −7,072−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −6,396−100.0% | Sold out |
| Steel Peak Wealth Management LLC | 0 | $0 | 0.00% | −5,451−100.0% | Sold out |
| IMA Wealth, Inc. | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −4,287−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −3,863−100.0% | Sold out |
| Capstone Investment Advisors, LLC | 0 | $0 | 0.00% | −3,096−100.0% | Sold out |
| Yarbrough Capital, LLC | 0 | $0 | 0.00% | −3,090−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −2,578−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −2,490−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −2,355−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −2,279−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −2,272−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −1,965−100.0% | Sold out |
| Natixis | 0 | $0 | 0.00% | −1,500−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −583−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −404−100.0% | Sold out |
| CarsonAllaria Wealth Management, Ltd. | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| Larson Financial Group LLC | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| Allworth Financial LP | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Tfo-TDC, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Virginia Retirement Systems Et Al | – | – | – | – | Not filed |
| Johnson Midwest Financial, LLC | – | – | – | – | Not filed |