Updates

** Shares of U.S. utility NRG Energy NRG.N jump over 22% to all-time high of $145.70

** Company says it will acquire natural gas generation facilities and a virtual power plant from LS Power in a cash-and-stock deal valued at $12 billion

** The deal includes $6.4 bln in cash, $2.8 bln in stock to LS Power and $3.2 bln of net debt, less about $0.4 billion of tax benefits generated directly as a result of the transaction

** Deal expected to close in the first quarter of 2026

** NRG says deal will double its capacity to 25 gigawatt (GW), adding 18 natural gas-fired facilities totaling 13 GW across key markets in the Northeast and Texas

** Co also reports Q1 net income of $750 million, nearly 47% higher than profit of $511 million a year ago

** Including session's moves, NRG shares up 61.4% YTD

(Reporting by Sumit Saha in Bengaluru)

((Sumit.Saha@thomsonreuters.com;))