RadNet's stock surged 9.04% during intraday trading on Monday, following a strong pre-market performance.

The diagnostic imaging provider reported better-than-expected first-quarter results, with revenue rising 22% year-over-year driven by a 19.7% increase in advanced imaging volumes. The company's adjusted net loss narrowed to $0.28 per diluted share from $0.34 a year earlier, while total service revenue reached $575.6 million, significantly exceeding analyst expectations of $557.9 million.

Investors reacted positively to RadNet's raised full-year 2026 guidance for Imaging Center revenue and adjusted EBITDA, signaling confidence in continued growth. The company's Digital Health segment also showed impressive expansion with revenue increasing 51.5% year-over-year.