XIAO-I is trading 99.23% higher at $2.63 in pre-market, with no confirmed catalyst. - October 7 after-hours coverage found no confirmed company announcement, earnings release, deal, or material filing tied to the surge. - It cited elevated after-hours volume and called the activity speculative momentum, not a verified fundamental driver. - Reporting establishes no new company-specific reason for the October 8 pre-market jump; negative broader-market context does not explain it.