** Shares of Nickel Industries NIC.AX rose as much as 9% to A$0.91, the highest level since Dec 12, 2024
** Co says South Korean materials manufacturer Sphere Corp 347700.KQ will buy a 10% stake in Excelsior Nickel Cobalt high-pressure acid leach plant project in Indonesia from Decent Resource
** NIC holds a 44% stake in the project
** Deal values the project at $2.4 billion
** Shares post biggest intraday pct gain since April 10
** NIC shares up 1.2% YTD
(Reporting by Nichiket Sunil in Bengaluru)
((Nichiket.Sunil@thomsonreuters.com))