Silicon Motion Technology's stock soared 5.21% during intraday trading on Tuesday, extending its recent positive momentum.

The surge follows the company's release of exceptionally strong first-quarter financial results, with revenue approximately doubling year-over-year and net income soaring 243%. The company also issued current-quarter revenue guidance that significantly exceeded market consensus, boosting investor confidence. Additionally, positive analyst reactions and a strong performance across the broader memory chip sector provided further tailwinds for the stock's movement.