Endeavour Silver is trading 4.1% down at $8.19; no new company announcement clearly explains the October 13 move. - The latest company update said third-quarter production disruptions could leave full-year output at or slightly below the low end of guidance; revised guidance is due November 9. - Silver was mixed in morning reports, the broad market was only slightly lower, and supplied crypto prices do not appear relevant; no clear same-day sector catalyst was established.