iRhythm Holdings, Inc. (NASDAQ:IRTC) showed up in the 13F filings of 329 institutional investors as of December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| VANGUARD GROUP INC | 31 Dec, 2025 | 3,310,519 | 70,420 | 2.17% | $587,418,492.00 |
| BlackRock, Inc. | 31 Dec, 2025 | 2,813,989 | -61,487 | -2.14% | $499,314,164.00 |
| SANDS CAPITAL MANAGEMENT, LLC | 31 Dec, 2025 | 1,699,645 | -536,465 | -23.99% | $301,585,009.00 |
| Artisan Partners Limited Partnership | 31 Dec, 2025 | 1,511,992 | -1,055,521 | -41.11% | $268,287,790.00 |
| FULLER & THALER ASSET MANAGEMENT, INC. | 31 Dec, 2025 | 1,278,846 | 683,598 | 114.84% | $226,918,500.00 |
| Capital Research Global Investors | 31 Dec, 2025 | 1,184,746 | 1,010 | 0.09% | $210,221,330.00 |
| RTW INVESTMENTS, LP | 31 Dec, 2025 | 1,181,990 | 1,181,990 | 0.00% | $209,732,306.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Dec, 2025 | 858,405 | 68,301 | 8.64% | $152,336,703.00 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 31 Dec, 2025 | 829,862 | 259,800 | 45.57% | $147,250,716.00 |
| MILLENNIUM MANAGEMENT LLC | 31 Dec, 2025 | 826,376 | 548,519 | 197.41% | $146,632,157.00 |
| State Street Corp | 31 Dec, 2025 | 764,839 | -83,039 | -9.79% | $135,713,032.00 |
| Jpmorgan Chase & Co | 31 Dec, 2025 | 758,587 | -120,289 | -13.69% | $134,603,787.00 |
| BLAIR WILLIAM & CO/IL | 31 Dec, 2025 | 718,797 | -21,924 | -2.96% | $127,543,319.00 |
| EVENTIDE ASSET MANAGEMENT, LLC | 31 Dec, 2025 | 692,486 | 974 | 0.14% | $122,880,468.00 |
| Holocene Advisors, LP | 31 Dec, 2025 | 683,568 | 210,288 | 44.43% | $121,292,306.00 |
| Goldman Sachs Group Inc | 31 Dec, 2025 | 658,270 | 335,013 | 103.64% | $116,803,428.00 |
| FMR LLC | 31 Dec, 2025 | 628,766 | 4,671 | 0.75% | $111,568,179.00 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 31 Dec, 2025 | 606,969 | 65,930 | 12.19% | $107,700,579.00 |
| BNP Paribas Asset Management Holding S.A. | 31 Dec, 2025 | 583,014 | 12,760 | 2.24% | $103,450.00 |
| Stephens Investment Management Group LLC | 31 Dec, 2025 | 519,325 | -633 | -0.12% | $92,149,028.00 |