Buenaventura is trading 4.51% up at $32.93 in after-hours trading on October 13, with the catalyst unclear. - The regular-session close was $31.51. - Available search results found no confirmed October 13 company announcement explaining the rise; Buenaventura’s 2026 press-release page lists production updates from April and July, not an October 13 release. - Supplied cryptocurrency moves are not relevant to this mining company. Near the close, gold fell 0.38% and silver fell 2.05%, while major U.S. indexes were nearly flat; none clearly explains the move.