iRhythm Technologies, Inc. Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| TUDOR INVESTMENT CORP ET AL | 11/14/2025 | 20.00 M | $27.45 M | 100.00% | 62.17% |
| VANGUARD GROUP INC | 11/07/2025 | 3.24 M | $557.26 M | 0.14% | 10.07% |
| BLACKROCK, INC. | 11/12/2025 | 2.88 M | $494.55 M | 4.58% | 8.94% |
| ARTISAN PARTNERS LIMITED PARTNERSHIP | 11/12/2025 | 2.57 M | $441.59 M | -6.32% | 7.98% |
| SANDS CAPITAL MANAGEMENT, LLC | 11/13/2025 | 2.24 M | $384.59 M | -23.30% | 6.95% |
| CAPITAL RESEARCH GLOBAL INVESTORS | 11/13/2025 | 1.18 M | $203.59 M | -21.44% | 3.68% |
| STATE STREET CORP | 11/14/2025 | 847.88 K | $145.83 M | -2.38% | 2.64% |
| GEODE CAPITAL MANAGEMENT, LLC | 11/12/2025 | 790.10 K | $135.91 M | 2.97% | 2.46% |
| BLAIR WILLIAM & CO/IL | 11/12/2025 | 740.72 K | $127.40 M | 0.19% | 2.30% |
| EVENTIDE ASSET MANAGEMENT, LLC | 11/14/2025 | 691.51 K | $118.92 M | -0.01% | 2.15% |
| FMR LLC | 11/13/2025 | 624.10 K | $107.34 M | 48.52% | 1.94% |
| FULLER & THALER ASSET MANAGEMENT, INC. | 11/13/2025 | 595.25 K | $102.38 M | 1.50% | 1.85% |
| BNP PARIBAS ASSET MANAGEMENT HOLDING S.A. | 11/07/2025 | 570.25 K | $98.08 M | -22.37% | 1.77% |
| UBS ASSET MANAGEMENT AMERICAS INC | 11/14/2025 | 570.06 K | $98.04 M | -6.19% | 1.77% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 11/13/2025 | 541.04 K | $93.05 M | 6,415.40% | 1.68% |
| STEPHENS INVESTMENT MANAGEMENT GROUP LLC | 10/28/2025 | 519.96 K | $89.43 M | -5.96% | 1.62% |
| HOLOCENE ADVISORS, LP | 11/14/2025 | 473.28 K | $81.40 M | 51.16% | 1.47% |
| MACKENZIE FINANCIAL CORP | 11/13/2025 | 455.26 K | $78.30 M | -37.62% | 1.42% |
| JPMORGAN CHASE & CO | 11/26/2025 | 439.44 K | $75.58 M | -21.97% | 1.39% |
| BESSEMER GROUP INC | 11/05/2025 | 434.24 K | $74.68 M | -23.71% | 1.35% |
| WELLINGTON MANAGEMENT GROUP LLP | 11/14/2025 | 422.66 K | $72.69 M | 6.92% | 1.31% |
| ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC | 10/20/2025 | 415.52 K | $69.58 M | -4.33% | 1.29% |
| INVESCO LTD. | 11/13/2025 | 403.14 K | $69.34 M | 327.51% | 1.25% |
| BANK OF AMERICA CORP /DE/ | 11/14/2025 | 375.79 K | $64.63 M | 8.10% | 1.17% |
| CHAMPLAIN INVESTMENT PARTNERS, LLC | 11/12/2025 | 365.63 K | $62.88 M | -44.71% | 1.14% |
| POINT72 ASSET MANAGEMENT, L.P. | 11/14/2025 | 348.11 K | $59.87 M | 8.08% | 1.08% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 11/14/2025 | 339.64 K | $58.42 M | 1,194.02% | 1.06% |
| D. E. SHAW & CO., INC. | 11/14/2025 | 337.13 K | $57.98 M | 36.03% | 1.05% |
| POLAR CAPITAL HOLDINGS PLC | 11/14/2025 | 335.91 K | $57.77 M | 24,782.07% | 1.04% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 11/12/2025 | 323.98 K | $55.72 M | 11.50% | 1.01% |
| GOLDMAN SACHS GROUP INC | 11/14/2025 | 323.26 K | $55.60 M | -18.08% | 1.00% |
| FRED ALGER MANAGEMENT, LLC | 11/14/2025 | 320.10 K | $55.05 M | -1.67% | 1.00% |
| NORTHERN TRUST CORP | 11/14/2025 | 294.37 K | $50.63 M | 1.75% | 0.92% |
| LOOMIS SAYLES & CO L P | 11/13/2025 | 289.57 K | $49.80 M | 13.33% | 0.90% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 11/10/2025 | 286.66 K | $49.30 M | 5.60% | 0.89% |
| LORD, ABBETT & CO. LLC | 11/13/2025 | 282.13 K | $48.52 M | -1.86% | 0.88% |
| MILLENNIUM MANAGEMENT LLC | 11/14/2025 | 277.86 K | $47.79 M | -17.38% | 0.86% |
| SEI INVESTMENTS CO | 11/13/2025 | 246.97 K | $42.48 M | -15.03% | 0.77% |
| ROCK SPRINGS CAPITAL MANAGEMENT LP | 11/14/2025 | 235.00 K | $40.42 M | -3.09% | 0.73% |
| BRAIDWELL LP | 11/14/2025 | 225.85 K | $38.84 M | -24.73% | 0.70% |
| DRIEHAUS CAPITAL MANAGEMENT LLC | 11/14/2025 | 218.42 K | $37.57 M | 35.12% | 0.68% |
| NUVEEN, LLC | 11/12/2025 | 216.65 K | $37.26 M | 1.23% | 0.67% |
| MAN GROUP PLC | 11/14/2025 | 206.42 K | $35.50 M | -22.86% | 0.64% |
| DEUTSCHE BANK AG\ | 11/13/2025 | 199.54 K | $34.32 M | 3.83% | 0.62% |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 11/14/2025 | 195.35 K | $33.60 M | -0.15% | 0.61% |
| NEXT CENTURY GROWTH INVESTORS LLC | 11/14/2025 | 189.08 K | $32.52 M | -15.91% | 0.59% |
| BARCLAYS PLC | 11/12/2025 | 186.75 K | $32.12 M | -13.25% | 0.58% |
| SQUAREPOINT OPS LLC | 11/14/2025 | 181.04 K | $31.14 M | 12.83% | 0.56% |
| RAYMOND JAMES FINANCIAL INC | 11/14/2025 | 169.14 K | $29.09 M | 45.22% | 0.53% |
| NEW YORK STATE COMMON RETIREMENT FUND | 11/03/2025 | 167.45 K | $28.80 M | -1.51% | 0.52% |
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iRhythm Technologies, Inc. institutional Ownership - FAQ's
During the previous two years, 432 institutional investors and hedge funds held shares of iRhythm Technologies, Inc.. The most heavily invested institutionals were:
TUDOR INVESTMENT CORP ET AL: 20 M
VANGUARD GROUP INC: 3.24 M
BlackRock, Inc.: 2.88 M
Artisan Partners Limited Partnership: 2.57 M
SANDS CAPITAL MANAGEMENT, LLC: 2.24 M
Capital Research Global Investors: 1.18 M
173.15% of iRhythm Technologies, Inc. stock is owned by institutional investors.
Institutional investors have bought a total of 60.10 M shares in the last 24 months. This purchase volume represents approximately $10.55 B in transactions.