XIAO-I is trading 10.78% lower at $1.82 in after-hours trading, with no confirmed company-specific catalyst identified for September 22, 2026. - Available coverage shows no fresh earnings release, analyst action, or announcement; Nasdaq also lists no upcoming earnings date. - The Nasdaq Composite gained 0.61%. Recent developments, including the September 8 ADS ratio change, are older and do not clearly explain this after-hours move.