HP is trading at $29.95, down -5.86%, against a backdrop of AI-driven memory and storage shortages pressuring PC makers’ costs. - No new HP-specific announcement explaining the October 29 after-hours drop was found; this industry pressure is not a confirmed direct trigger. - Recent coverage says HP is among manufacturers reportedly shifting some production back to China to contain costs. - Supplied sector context also reports technology weakness after disappointing mega-cap results.