** Shares of Mount Hope Mining MHM.AX surge as much as 25.7% to A$0.22, its highest since Oct. 24, 2025
** Stock posts biggest intraday pct gain since Oct. 21, 2025
** Diversified miner reports high-grade gold assay results from the Mt Solitary prospect at its Mount Hope project in New South Wales
** More than 4.2 million shares change hands, 44.8 times the 30-day average
** Stock fell 5.4% last year
(Reporting by Nikita Maria Jino in Bengaluru)
((Nikita.Jino@thomsonreuters.com;))