Aytu BioScience is trading at $2.24, up 9.25% in after-hours trading; the reason for the October 7 rise remains unclear. - No company-specific announcement explaining the move was found; the latest reported company news was its September 22 fiscal-year results. - The broader market was weak October 7 amid higher Treasury yields, rebounding oil and attention on Fed minutes, which do not clearly explain the gain. - No verified catalyst or trading-volume information was available.