Nova Minerals is trading 9.85% up at $4.87 in pre-market; available search results identified no new company-specific announcement explaining the October 14 move. - It closed October 13 at $4.43. - In an October 8 update, Nova said key equipment for its planned Alaska antimony processing and refinery facility had arrived, with construction expected to begin after remaining permits. - The update predates the latest session and does not establish the cause of the rise.