System1 shares surge 23.18% intraday as recent restructuring and prior sharp rally drive momentum.

System1 surged 23.18% intraday, driven by the company's completion of a restructuring on March 11, in which System1 Holdings gained 100% control over S1 Holdco and S1 Media, clearly integrating product lines and marketing assets from CouponFollow, Startpage, and MapQuest. Additionally, the stock had surged 108% in a single session on March 28, fueled by concentrated short-term buying amid low liquidity.