Voyager Therapeutics is trading at $2.23, up 8.46%, after hours, with no clear company-specific announcement identified to explain the move.
- The shares closed the regular session at $2.06.
- Search results surfaced a corporate presentation reported October 13, but no confirmed October 15 catalyst.
- Major indexes were mixed-to-positive at the close; the supplied market context does not establish a broader-market explanation for the after-hours rise.