Corcept Therapeutics is trading 4.3% down at $116.80, with biotechnology-sector weakness a possible contributor.
- No clear company-specific announcement or event explaining the October 6 decline surfaced; the latest listed company releases predate the session.
- XBI was down 2.50% during the regular session, while major U.S. indexes were higher.
- Intraday volume information was not provided.