MetaVia is trading 6.61% up at $1.29 after hours, with no confirmed company-specific catalyst identified. - MetaVia closed at $1.21 on October 26 after falling 12.32% during the regular session. - The latest company announcement located was the October 13 appointment of Sarah Browne as chief medical officer, which predates the move. - Major U.S. indexes rose on October 26, but the available evidence does not establish that broad-market gains caused MetaVia’s after-hours move.