Exhibit 99.1 iRhythm Technologies Announces Second Quarter 2025 Financial Results SAN FRANCISCO, July 31, 2025 - iRhythm Technologies, Inc. (NASDAQ: IRTC), a leading digital health care company focused on creating trusted solutions that detect, predict, and prevent disease, today reported financial results for the three months ended June 30, 2025. Second Quarter 2025 Financial Highlights Recent Operational Highlights "The second quarter of 2025 was another record quarter for iRhythm, with growth of more tha ...