Lithium Americas extends gain as US government considers stake in co

** U.S.-listed shares of Lithium Americas LAC, LAC up 38.4% at $8.33 in the premarket trading, extending Wednesday's gains

** LAC jumped 95% in the previous session following a Reuters report late Tuesday that the Trump administration is seeking up to a 10% stake in the miner

** Co said on Wednesday it was in discussions with the U.S. energy department and General Motors GM over the Thacker Pass loan

** As of last close, LAC shares up 102.4% YTD