SES AI shares surge 15.75% after-hours after XTX Topco Ltd. acquires 761,033 shares.

SES AI Corporation surged 15.75% in after-hours trading following reports that 761,033 shares of the company were acquired by XTX Topco Ltd., a significant institutional stake that signals confidence in its AI-focused strategy. While broader AI-related news and market commentary on generative AI trends were cited, the direct catalyst for the sharp price increase appears tied to the specific acquisition event. The transaction highlights institutional interest in SES AI’s positioning within the AI sector, aligning with the stock’s bullish movement despite mixed sentiment in related AI industry coverage.