** Shares of Australia's St Barbara SBM.AX rise as much as 11.6% to A$0.797, hitting their biggest intraday pct gain in over a month
** Stock touches highest level since January 29, 2026
** Gold miner says completion of both Lingbao and Kumul transactions are being targeted for March 31, 2026
** In December, Lingbao Gold 3330.HK agreed to pay A$370 million ($263.63 million) to acquire 50% of co's unit, St Barbara Mining
** Moreover, Kumul Mineral Holdings also agreed to acquire 20% of co's Simberi Gold Project in Papua New Guinea for A$100 million
** SBM up 35.8% YTD, including session's moves
($1 = 1.4035 Australian dollars)
(Reporting by Aamir Sheik Khalid in Bengaluru)
((Aamir.SheikKhalid@thomsonreuters.com))