X-Energy is trading at $11.33 (+9.36%) in pre-market, with no new company-specific announcement identified to explain the rise. - Recent coverage notes X-Energy’s UK reactor has entered regulatory review, a previously announced development rather than a fresh October 19 catalyst. - Reuters reports a rebound in AI-linked and technology shares after last week’s sell-off, with lower oil prices and Treasury yields adding support; available evidence does not establish this as the direct cause of X-Energy’s move.