** Shares of Trek Metals TKM.AX rise as much as 42.9% to A$0.06, their highest since October 16
** Mineral explorer finds high-grade manganese at Christmas Creek Project, Western Australia
** About 3.7 mln shares traded, 5.9x the 30-day average
** YTD, stock up 171.4%, including current session's move
(Reporting by Ananya Verma in Bengaluru)
((ananya.verma@thomsonreuters.com;))