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 | |
|---|---|---|---|---|---|
| Innovator U.S. Small Cap Managed 10 Buffer ETF Innovator ETFs Trust | 90 | 11.6K $ | 0.15 % | 0.00 % | as of Apr 30, 2026 ↗ |
| PROFUND VP SMALL CAP ProFunds | 81 | 9.6K $ | 0.08 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Small Company Growth Portfolio Wilshire Mutual Funds Inc | 76 | 9K $ | 0.04 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Russell 2000 Fund Rydex Series Funds | 72 | 8.5K $ | 0.07 % | 0.00 % | as of Mar 31, 2026 ↗ |
| SMALL-CAP PROFUND ProFunds | 58 | 7.5K $ | 0.09 % | 0.00 % | as of Apr 30, 2026 ↗ |
| Columbia Research Enhanced Small Cap ETF Columbia ETF Trust I | 49 | 5.8K $ | 0.19 % | 0.00 % | as of Mar 31, 2026 ↗ |
| Russell 2000 1.5x Strategy Fund Rydex Series Funds | 43 | 5.1K $ | 0.09 % | 0.00 % | as of Mar 31, 2026 ↗ |
| ProShares Hedge Replication ETF ProShares Trust | 33 | 4.4K $ | 0.02 % | 0.00 % | as of Feb 28, 2026 ↗ |
| E*TRADE No Fee Total Market Index Fund E Trade Trust | 24 | 3.1K $ | 0.00 % | 0.00 % | as of Apr 30, 2026 ↗ |
| ProShares Russell 2000 Dynamic Buffer ETF ProShares Trust | 10 | 1.3K $ | 0.12 % | 0.00 % | as of Feb 28, 2026 ↗ |
| Russell 2000(R) 1.5x Strategy Fund Rydex Variable Trust | 8 | 944.2 $ | 0.03 % | 0.00 % | as of Mar 31, 2026 ↗ |
| CAIXABANK SI IMPACTO 0/60 RV, FI CAIXABANK ASSET MANAGEMENT SGIIC, S.A. | 604K € | 0.17 % | as of Dec 31, 2025 ↗ | ||
| CAIXABANK SI IMPACTO 50/100 RV, FI CAIXABANK ASSET MANAGEMENT SGIIC, S.A. | 332.2K € | 0.29 % | as of Dec 31, 2025 ↗ | ||
| CAIXABANK SI IMPACTO 0/30 RV, FI CAIXABANK ASSET MANAGEMENT SGIIC, S.A. | 332.2K € | 0.07 % | as of Dec 31, 2025 ↗ | ||
| MICROBANK SI IMPACTO RENTA VARIABLE, FI CAIXABANK ASSET MANAGEMENT SGIIC, S.A. | 78.1K € | 0.31 % | as of Dec 31, 2025 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in 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 row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| 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 table shows the 25 largest.
| 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
There are 4 beneficial ownership filings. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| 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