MDxHealth is trading 6.84% down at $0.20 after-hours, with no verified company-specific catalyst in the available information. - No new company announcement dated October 21 was listed on the company’s 2026 press-release page; its latest listed release was October 15, when it suspended full-year revenue guidance. - Broad U.S. indexes finished higher, so the supplied market context does not explain the move. - Extended-hours trading volume was not provided.