Fund shareholders of IRhythm Holdings Inc
ISIN US4500561067 · United States
- Fund shareholders
- 315
- Of which ETFs
- 59 256 other funds
- Value held
- 1.6B $ 1.3M € · 71.7M SEK
- Share of capital
- 39.8 % of 33M shares on Jul 30, 2026
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 1,027,902 | 121.3M $ | 0.01 % | 3.12 % | as of Mar 31, 2026 ↗ |
| iShares Russell 2000 ETF iShares Trust | 779,271 | 92M $ | 0.13 % | 2.36 % | as of Mar 31, 2026 ↗ |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 742,897 | 87.7M $ | 0.05 % | 2.25 % | as of Mar 31, 2026 ↗ |
| Eventide Gilead Fund MUTUAL FUND SERIES TRUST | 464,252 | 54.8M $ | 2.04 % | 1.41 % | as of Mar 31, 2026 ↗ |
| SMALLCAP World Fund Inc SMALLCAP World Fund Inc | 463,814 | 54.7M $ | 0.07 % | 1.41 % | as of Mar 31, 2026 ↗ |
| VANGUARD EXPLORER FUND VANGUARD EXPLORER FUND | 458,646 | 59.2M $ | 0.27 % | 1.39 % | as of Apr 30, 2026 ↗ |
| FULLERTHALER BEHAVIORAL SMALL-CAP GROWTH Capitol Series Trust | 432,100 | 51M $ | 1.21 % | 1.31 % | as of Mar 31, 2026 ↗ |
| VANGUARD SMALL-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS | 415,359 | 49M $ | 0.13 % | 1.26 % | as of Mar 31, 2026 ↗ |
| Select Medical Technology and Devices Portfolio Fidelity Select Portfolios | 368,000 | 49.2M $ | 1.35 % | 1.12 % | as of Feb 28, 2026 ↗ |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 359,874 | 42.5M $ | 0.05 % | 1.09 % | as of Mar 31, 2026 ↗ |
| Bridge Builder Small/Mid Cap Growth Fund Bridge Builder Trust | 353,723 | 41.7M $ | 0.45 % | 1.07 % | as of Mar 31, 2026 ↗ |
| Artisan Mid Cap Fund Artisan Partners Funds Inc. | 335,747 | 39.6M $ | 1.34 % | 1.02 % | as of Mar 31, 2026 ↗ |
| Invesco Discovery Fund AIM Counselor Series Trust (Invesco Counselor Series Trust) | 326,976 | 43.7M $ | 0.66 % | 0.99 % | as of Feb 28, 2026 ↗ |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 315,166 | 40.7M $ | 0.13 % | 0.96 % | as of Apr 30, 2026 ↗ |
| Eventide Healthcare & Life Sciences Fund MUTUAL FUND SERIES TRUST | 277,739 | 32.8M $ | 2.06 % | 0.84 % | as of Mar 31, 2026 ↗ |
| iShares Russell 2000 Growth ETF iShares Trust | 260,640 | 30.8M $ | 0.25 % | 0.79 % | as of Mar 31, 2026 ↗ |
| JPMorgan Mid Cap Growth Fund JPMorgan Trust II | 224,092 | 26.4M $ | 0.23 % | 0.68 % | as of Mar 31, 2026 ↗ |
| Columbia Acorn Fund COLUMBIA ACORN TRUST | 169,788 | 20M $ | 0.89 % | 0.52 % | as of Mar 31, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 169,003 | 22.6M $ | 0.06 % | 0.51 % | as of Feb 28, 2026 ↗ |
| VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 158,010 | 21.1M $ | 0.14 % | 0.48 % | as of Feb 28, 2026 ↗ |
| Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST | 156,760 | 21M $ | 0.10 % | 0.48 % | as of Feb 28, 2026 ↗ |
| JPMorgan Small Cap Growth Fund JPMorgan Trust II | 148,244 | 17.5M $ | 0.80 % | 0.45 % | as of Mar 31, 2026 ↗ |
| Loomis Sayles Small Cap Growth Fund LOOMIS SAYLES FUNDS II | 142,860 | 16.9M $ | 0.88 % | 0.43 % | as of Mar 31, 2026 ↗ |
| iShares U.S. Medical Devices ETF iShares Trust | 138,828 | 16.4M $ | 0.52 % | 0.42 % | as of Mar 31, 2026 ↗ |
| Allspring SMID Cap Growth Fund ALLSPRING FUNDS TRUST | 134,779 | 15.9M $ | 1.97 % | 0.41 % | as of Mar 31, 2026 ↗ |
| BARON DISCOVERY FUND BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND) | 130,000 | 15.3M $ | 0.94 % | 0.39 % | as of Mar 31, 2026 ↗ |
| VANGUARD STRATEGIC EQUITY FUND VANGUARD HORIZON FUNDS | 122,864 | 14.5M $ | 0.14 % | 0.37 % | as of Mar 31, 2026 ↗ |
| ALGER SMALL CAP FOCUS FUND ALGER FUNDS | 118,092 | 15.3M $ | 1.93 % | 0.36 % | as of Apr 30, 2026 ↗ |
| MFS New Discovery Fund MFS SERIES TRUST I | 110,994 | 14.8M $ | 0.71 % | 0.34 % | as of Feb 28, 2026 ↗ |
| JNL Multi-Manager Small Cap Growth Fund JNL Series Trust | 107,434 | 12.7M $ | 0.64 % | 0.33 % | as of Mar 31, 2026 ↗ |
| VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND | 96,472 | 12.9M $ | 0.06 % | 0.29 % | as of Feb 28, 2026 ↗ |
| Fidelity Advisor Health Care Fund Fidelity Advisor Series VII | 85,000 | 11M $ | 0.38 % | 0.26 % | as of Apr 30, 2026 ↗ |
| Fidelity Enhanced Small Cap ETF Fidelity Covington Trust | 80,562 | 9.5M $ | 0.23 % | 0.24 % | as of Mar 31, 2026 ↗ |
| Fidelity Small Cap Growth Fund Fidelity Securities Fund | 79,354 | 10.2M $ | 0.12 % | 0.24 % | as of Apr 30, 2026 ↗ |
| Artisan Small Cap Fund Artisan Partners Funds Inc. | 76,148 | 9M $ | 1.01 % | 0.23 % | as of Mar 31, 2026 ↗ |
| Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST | 69,837 | 9M $ | 0.12 % | 0.21 % | as of Apr 30, 2026 ↗ |
| Fidelity Advisor Small Cap Fund Fidelity Advisor Series I | 68,400 | 9.1M $ | 0.41 % | 0.21 % | as of Feb 28, 2026 ↗ |
| VIP Contrafund Portfolio Variable Insurance Products Fund II | 67,500 | 8M $ | 0.03 % | 0.20 % | as of Mar 31, 2026 ↗ |
| NVIT Allspring Discovery Fund Nationwide Variable Insurance Trust | 66,353 | 7.8M $ | 1.98 % | 0.20 % | as of Mar 31, 2026 ↗ |
| BlackRock Advantage Small Cap Core Fund BlackRock Funds | 65,972 | 8.8M $ | 0.19 % | 0.20 % | as of Feb 27, 2026 ↗ |
| Putnam Small Cap Growth Fund Putnam Funds Trust | 63,747 | 7.5M $ | 0.28 % | 0.19 % | as of Mar 31, 2026 ↗ |
| JNL/JPMorgan MidCap Growth Fund JNL Series Trust | 61,631 | 7.3M $ | 0.23 % | 0.19 % | as of Mar 31, 2026 ↗ |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 60,053 | 8M $ | 0.01 % | 0.18 % | as of Feb 28, 2026 ↗ |
| Master Small Cap Index Series Quantitative Master Series LLC | 52,338 | 6.2M $ | 0.13 % | 0.16 % | as of Mar 31, 2026 ↗ |
| VANGUARD STRATEGIC SMALL-CAP EQUITY FUND VANGUARD HORIZON FUNDS | 51,781 | 6.1M $ | 0.25 % | 0.16 % | as of Mar 31, 2026 ↗ |
| Principal U.S. Small-Cap ETF Principal Exchange-Traded Funds | 51,115 | 6M $ | 0.34 % | 0.16 % | as of Mar 31, 2026 ↗ |
| JPMorgan Small Cap Blend Fund JPMorgan Trust I | 47,859 | 5.6M $ | 0.39 % | 0.15 % | as of Mar 31, 2026 ↗ |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 47,624 | 6.4M $ | 0.01 % | 0.14 % | as of Feb 28, 2026 ↗ |
| Global Small Capitalization Fund AMERICAN FUNDS INSURANCE SERIES | 45,776 | 5.4M $ | 0.19 % | 0.14 % | as of Mar 31, 2026 ↗ |
| Allspring VT Small Cap Growth Fund Allspring VARIABLE TRUST | 45,131 | 5.3M $ | 2.02 % | 0.14 % | as of Mar 31, 2026 ↗ |
| Federated Hermes Kaufmann Small Cap Fund Federated Hermes Equity Funds | 43,200 | 5.6M $ | 0.19 % | 0.13 % | as of Apr 30, 2026 ↗ |
| iShares Core S&P Total U.S. Stock Market ETF iShares Trust | 41,690 | 4.9M $ | 0.01 % | 0.13 % | as of Mar 31, 2026 ↗ |
| American Beacon Stephens Small Cap Growth Fund AMERICAN BEACON FUNDS | 41,477 | 4.9M $ | 1.11 % | 0.13 % | as of Mar 31, 2026 ↗ |
| College Retirement Equities Fund - Total Global Stock Account College Retirement Equities Fund | 41,364 | 4.9M $ | 0.00 % | 0.13 % | as of Mar 31, 2026 ↗ |
| Federated Hermes MDT Small Cap Core Fund Federated Hermes MDT Series | 40,934 | 5.3M $ | 0.28 % | 0.12 % | as of Apr 30, 2026 ↗ |
| MFS New Discovery Series MFS VARIABLE INSURANCE TRUST | 39,989 | 4.7M $ | 0.67 % | 0.12 % | as of Mar 31, 2026 ↗ |
| Fidelity Small Cap Growth K6 Fund Fidelity Securities Fund | 39,980 | 5.2M $ | 0.12 % | 0.12 % | as of Apr 30, 2026 ↗ |
| ALGER WEATHERBIE SPECIALIZED GROWTH FUND ALGER FUNDS | 38,430 | 5M $ | 1.77 % | 0.12 % | as of Apr 30, 2026 ↗ |
| Nuveen Small Cap Blend Index Fund TIAA-CREF Funds | 38,265 | 4.9M $ | 0.13 % | 0.12 % | as of Apr 30, 2026 ↗ |
| Fidelity Series Small Cap Core Fund Fidelity Concord Street Trust | 37,398 | 4.8M $ | 0.30 % | 0.11 % | as of Apr 30, 2026 ↗ |
| Allspring Emerging Growth Fund ALLSPRING FUNDS TRUST | 36,200 | 4.7M $ | 1.44 % | 0.11 % | as of Apr 30, 2026 ↗ |
| EQ/2000 Managed Volatility Portfolio EQ Advisors Trust | 33,301 | 3.9M $ | 0.12 % | 0.10 % | as of Mar 31, 2026 ↗ |
| Columbia Variable Portfolio - Acorn Fund COLUMBIA FUNDS VARIABLE SERIES TRUST | 32,689 | 3.9M $ | 0.89 % | 0.10 % | as of Mar 31, 2026 ↗ |
| JPMorgan Mid Cap Equity Fund JPMorgan Trust I | 31,070 | 3.7M $ | 0.07 % | 0.09 % | as of Mar 31, 2026 ↗ |
| Allspring Small Company Growth Fund ALLSPRING FUNDS TRUST | 30,172 | 3.9M $ | 0.76 % | 0.09 % | as of Apr 30, 2026 ↗ |
| Small-Cap Growth Portfolio PACIFIC SELECT FUND | 30,043 | 3.5M $ | 0.80 % | 0.09 % | as of Mar 31, 2026 ↗ |
| Carillon Eagle Small Cap Growth Fund Carillon Series Trust | 29,868 | 3.5M $ | 0.87 % | 0.09 % | as of Mar 31, 2026 ↗ |
| State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF SPDR SERIES TRUST | 29,867 | 3.5M $ | 0.15 % | 0.09 % | as of Mar 31, 2026 ↗ |
| HealthInvest Sustainable Healthcare Atle Fund Management AB | 29,692 | 33.2M SEK | 1.04 % | 0.09 % | as of Mar 31, 2026 ↗ |
| VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 29,234 | 3.9M $ | 0.27 % | 0.09 % | as of Feb 28, 2026 ↗ |
| Small Cap Growth Stock Portfolio NORTHWESTERN MUTUAL SERIES FUND INC | 28,380 | 3.3M $ | 0.46 % | 0.09 % | as of Mar 31, 2026 ↗ |
| HUSSMAN STRATEGIC MARKET CYCLE FUND Hussman Investment Trust | 28,000 | 3.3M $ | 0.84 % | 0.08 % | as of Mar 31, 2026 ↗ |
| Goldman Sachs Small Cap Growth Fund Goldman Sachs Trust | 27,914 | 3.7M $ | 0.88 % | 0.08 % | as of Feb 28, 2026 ↗ |
| SMALL COMPANY GROWTH PORTFOLIO VANGUARD VARIABLE INSURANCE FUNDS | 26,861 | 3.2M $ | 0.23 % | 0.08 % | as of Mar 31, 2026 ↗ |
| Nuveen Equity Index Fund TIAA-CREF Funds | 25,226 | 3.3M $ | 0.01 % | 0.08 % | as of Apr 30, 2026 ↗ |
| VIP Health Care Portfolio Variable Insurance Products Fund IV | 25,000 | 3M $ | 0.29 % | 0.08 % | as of Mar 31, 2026 ↗ |
| Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust | 24,244 | 2.9M $ | 0.25 % | 0.07 % | as of Mar 31, 2026 ↗ |
| VANGUARD TOTAL WORLD STOCK INDEX FUND VANGUARD INTERNATIONAL EQUITY INDEX FUNDS | 23,935 | 3.1M $ | 0.00 % | 0.07 % | as of Apr 30, 2026 ↗ |
| HealthInvest Small & Mid Cap Healthcare Atle Fund Management AB | 23,347 | 26.1M SEK | 2.62 % | 0.07 % | as of Mar 31, 2026 ↗ |
| Loomis Sayles Small Cap Growth Portfolio Brighthouse Funds Trust II | 23,042 | 2.7M $ | 0.86 % | 0.07 % | as of Mar 31, 2026 ↗ |
| Federated Hermes MDT Small Cap Growth Fund Federated Hermes MDT Series | 22,103 | 2.9M $ | 0.38 % | 0.07 % | as of Apr 30, 2026 ↗ |
| Multi-Manager Small Cap Equity Strategies Fund COLUMBIA FUNDS SERIES TRUST I | 22,015 | 2.9M $ | 0.24 % | 0.07 % | as of Feb 28, 2026 ↗ |
| Fidelity Small-Mid Multifactor ETF Fidelity Covington Trust | 21,973 | 2.8M $ | 0.12 % | 0.07 % | as of Apr 30, 2026 ↗ |
| DWS Large Cap Focus Growth Fund DEUTSCHE DWS INVESTMENT TRUST | 21,800 | 2.8M $ | 0.72 % | 0.07 % | as of Apr 30, 2026 ↗ |
| Strategic Advisers Fidelity U.S. Total Stock Fund Fidelity Rutland Square Trust II | 21,650 | 2.9M $ | 0.00 % | 0.07 % | as of Feb 28, 2026 ↗ |
| Allspring VT Discovery SMID Cap Growth Fund Allspring VARIABLE TRUST | 21,582 | 2.5M $ | 1.97 % | 0.07 % | as of Mar 31, 2026 ↗ |
| LVIP SSGA Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 21,450 | 2.5M $ | 0.13 % | 0.07 % | as of Mar 31, 2026 ↗ |
| Optimum Small-Mid Cap Growth Fund Optimum Fund Trust | 21,238 | 2.5M $ | 0.33 % | 0.06 % | as of Mar 31, 2026 ↗ |
| HARTFORD SMALL CAP GROWTH HLS FUND HARTFORD SERIES FUND INC | 20,427 | 2.4M $ | 0.46 % | 0.06 % | as of Mar 31, 2026 ↗ |
| AST Small-Cap Equity Portfolio Advanced Series Trust | 19,900 | 2.3M $ | 0.13 % | 0.06 % | as of Mar 31, 2026 ↗ |
| MOA SMALL CAP GROWTH FUND MoA Funds Corp | 19,785 | 2.3M $ | 0.56 % | 0.06 % | as of Mar 31, 2026 ↗ |
| State Street(R) SPDR(R) S&P(R) Health Care Equipment ETF SPDR SERIES TRUST | 19,657 | 2.3M $ | 1.72 % | 0.06 % | as of Mar 31, 2026 ↗ |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 19,537 | 2.6M $ | 0.01 % | 0.06 % | as of Feb 28, 2026 ↗ |
| Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST | 19,106 | 2.5M $ | 0.01 % | 0.06 % | as of Apr 30, 2026 ↗ |
| Mid Cap Growth Stock Portfolio NORTHWESTERN MUTUAL SERIES FUND INC | 19,037 | 2.2M $ | 0.23 % | 0.06 % | as of Mar 31, 2026 ↗ |
| FundX Future Fund Opportunities ETF FundX Investment Trust | 18,878 | 2.2M $ | 1.13 % | 0.06 % | as of Mar 31, 2026 ↗ |
| Victory RS Small Cap Growth Fund Victory Portfolios | 18,550 | 2.2M $ | 0.66 % | 0.06 % | as of Mar 31, 2026 ↗ |
| Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST | 18,379 | 2.5M $ | 0.01 % | 0.06 % | as of Feb 28, 2026 ↗ |
| Neuberger Small Cap Growth Fund NEUBERGER BERMAN EQUITY FUNDS | 18,043 | 2.4M $ | 0.50 % | 0.05 % | as of Feb 28, 2026 ↗ |
| VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 18,017 | 2.1M $ | 0.00 % | 0.05 % | as of Mar 31, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table counts shares; this one measures what the company weighs inside each fund.
| Fund | Weight in fund | |
|---|---|---|
| Global X HealthTech ETF GLOBAL X FUNDS | 3.48 % | as of Feb 28, 2026 ↗ |
| HealthInvest Small & Mid Cap Healthcare Atle Fund Management AB | 2.62 % | as of Mar 31, 2026 ↗ |
| First Trust Nasdaq Lux Digital Health Solutions ETF First Trust Exchange-Traded Fund II | 2.15 % | as of Mar 31, 2026 ↗ |
| Eventide Healthcare & Life Sciences Fund MUTUAL FUND SERIES TRUST | 2.06 % | as of Mar 31, 2026 ↗ |
| Eventide Gilead Fund MUTUAL FUND SERIES TRUST | 2.04 % | as of Mar 31, 2026 ↗ |
| Eventide Exponential Technologies Fund MUTUAL FUND SERIES TRUST | 2.04 % | as of Mar 31, 2026 ↗ |
| Allspring VT Small Cap Growth Fund Allspring VARIABLE TRUST | 2.02 % | as of Mar 31, 2026 ↗ |
| NVIT Allspring Discovery Fund Nationwide Variable Insurance Trust | 1.98 % | as of Mar 31, 2026 ↗ |
| Allspring VT Discovery SMID Cap Growth Fund Allspring VARIABLE TRUST | 1.97 % | as of Mar 31, 2026 ↗ |
| Allspring SMID Cap Growth Fund ALLSPRING FUNDS TRUST | 1.97 % | as of Mar 31, 2026 ↗ |
Quarter after quarter
Each SEC quarterly data set, newest first. The change is read against the quarter before it.
| Quarter | Shareholders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q2 | 307 | -17 | 13,071,295 | -3.7 % |
| 2026Q1 | 324 | +17 | 13,571,331 | -2.8 % |
| 2025Q4 | 307 | +38 | 13,958,284 | -1.2 % |
| 2025Q3 | 269 | +43 | 14,122,666 | -4.2 % |
| 2025Q2 | 226 | +22 | 14,740,137 | +8.7 % |
| 2025Q1 | 204 | +1 | 13,562,255 | -2.6 % |
| 2024Q4 | 203 | -24 | 13,924,466 | -7.9 % |
| 2024Q3 | 227 | -8 | 15,118,314 | +1.4 % |
| 2024Q2 | 235 | +14 | 14,915,625 | +9.7 % |
| 2024Q1 | 221 | -20 | 13,601,592 | -10.6 % |
| 2023Q4 | 241 | 15,208,669 |
Institutional managers
296 managers declare this company to the SEC (Form 13F); the 25 largest follow.
| Manager | Shares | Value | |
|---|---|---|---|
| BlackRock, Inc. | 2,741,505 | 323.6M $ | as of Mar 31, 2026 |
| RTW INVESTMENTS, LP | 1,668,500 | 196.9M $ | as of Mar 31, 2026 |
| MILLENNIUM MANAGEMENT LLC | 1,608,014 | 189.8M $ | as of Mar 31, 2026 |
| Artisan Partners Limited Partnership | 1,450,907 | 171.2M $ | as of Mar 31, 2026 |
| FMR LLC | 1,361,919 | 160.7M $ | as of Mar 31, 2026 |
| Holocene Advisors, LP | 1,248,658 | 147.4M $ | as of Mar 31, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 1,047,452 | 123.6M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 817,110 | 96.5M $ | as of Mar 31, 2026 |
| STATE STREET CORP | 788,302 | 93M $ | as of Mar 31, 2026 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 762,062 | 89.9M $ | as of Mar 31, 2026 |
| EVENTIDE ASSET MANAGEMENT, LLC | 760,825 | 89.8M $ | as of Mar 31, 2026 |
| JPMORGAN CHASE & CO | 714,896 | 81.6M $ | as of Mar 31, 2026 |
| FULLER & THALER ASSET MANAGEMENT, INC. | 674,698 | 79.6M $ | as of Mar 31, 2026 |
| BLAIR WILLIAM & CO/IL | 628,385 | 74.2M $ | as of Mar 31, 2026 |
| BRAIDWELL LP | 610,192 | 72M $ | as of Mar 31, 2026 |
| Point72 Asset Management, L.P. | 599,405 | 70.7M $ | as of Mar 31, 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 582,879 | 68.8M $ | as of Mar 31, 2026 |
| Stephens Investment Management Group LLC | 561,530 | 66.3M $ | as of Mar 31, 2026 |
| D. E. Shaw & Co., Inc. | 554,266 | 65.4M $ | as of Mar 31, 2026 |
| Capital Research Global Investors | 509,590 | 60.1M $ | as of Mar 31, 2026 |
| Allspring Global Investments Holdings, LLC | 467,113 | 55.2M $ | as of Mar 31, 2026 |
| BANK OF AMERICA CORP /DE/ | 432,539 | 51M $ | as of Mar 31, 2026 |
| Polar Capital Holdings Plc | 421,612 | 49.8M $ | as of Mar 31, 2026 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 390,577 | 46.1M $ | as of Mar 31, 2026 |
| MACKENZIE FINANCIAL CORP | 371,475 | 43.8M $ | as of Mar 31, 2026 |
Declared shareholders of IRhythm Holdings Inc
4 beneficial ownership filings. These stakes do not add up: an asset manager filing aggregates its own funds, already counted above.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| Vanguard Portfolio Management | 5.64 % | 1,824,090 | as of Mar 31, 2026 · SCHEDULE 13G |
| Vanguard Capital Management | 5.23 % | 1,691,483 | as of Mar 31, 2026 · SCHEDULE 13G |
| RTW Investments, LP and 1 other | 5.20 % | 1,668,500 | as of Mar 31, 2026 · SCHEDULE 13G |
| SANDS CAPITAL MANAGEMENT, LLC and 1 other | 0.00 % | 0 | as of Mar 31, 2026 · SCHEDULE 13G |
Cite this page
Titelia. "Fund shareholders of IRhythm Holdings Inc". https://titelia.com/en/stocks/irhythm-holdings-inc-US4500561067