Exhibit 99.1 iRhythm Technologies Announces Third Quarter 2024 Financial Results SAN FRANCISCO, October 30, 2024 - 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 September 30, 2024. Third Quarter 2024 Financial Highlights • Revenue of $147.5 million, an 18% increase compared to third quarter 2023 • Gross margin of 68.8%, a 260-basis po ...