CHPX is trading at $91.22, up 1.99% versus the regular-session close, with no CHPX-specific announcement explaining the after-hours rise in available reports. - Earlier coverage described semiconductor pressure from concerns about financing and returns on AI infrastructure investment. - Major U.S. indexes ended higher, a broad risk-on backdrop consistent with the move but not evidence of a direct cause. - After-hours volume or activity data was not provided.