iRhythm Technologies Inc. (IRTC) stock surged over 5% in pre-market trading on Friday, following the company's impressive fourth-quarter 2024 earnings results and a positive outlook for 2025. The leading digital healthcare company reported strong revenue growth and improving profitability in the fourth quarter, driven by sustained demand across all customer channels.

According to the earnings report, iRhythm Technologies achieved a 24% year-over-year increase in revenue to $164.3 million in Q4 2024. The company's gross margin improved to 70% by the end of the year, up from 66% at the beginning. Additionally, iRhythm reported its first positive adjusted net income in Q4 2024, marking a significant milestone in its journey towards profitable growth.

Looking ahead, iRhythm Technologies provided upbeat guidance for 2025, projecting revenue in the range of $675 million to $685 million and an adjusted EBITDA margin between 7% and 8%. The company celebrated the registration of its 1 millionth patient for its GeoMonitor service in 2024, highlighting the strong adoption of its long-term continuous monitoring solution. Furthermore, iRhythm expanded its international presence by launching services in several new markets and receiving regulatory approval in Japan.