** Shares of Trigg Minerals TMG.AX rise 2.4% to A$0.042
** Stock hits its highest level since Feb. 18, 2022
** The mineral explorer expands its New South Wales antimony portfolio by acquiring Bukkulla mine
** Co also submits applications for northern extension of
Nundle Goldfield - one of NSW's most significant gold-producing regions
** Stock rose as much as 7.3% to A$0.44 earlier in the day, marking its biggest intraday gain since Nov. 23, 2021
** Stock up 10% this year, including the day's move
(Reporting by Rajasik Mukherjee in Bengaluru)
((Rajasik.Mukherjee@thomsonreuters.com))