** Shares of AI software maker C3.ai AI.N rise 15% to $26.45 in extended trading
** AI and Baker Hughes BKR.O announce renewal and expansion of joint venture agreement through June 2028
** AI reports Q4 revenue of $108.7 million, above estimates of $107.7 million, according to data compiled by LSEG
** Company forecasts fiscal 2026 revenue between $447.5 million and $484.5 million, the midpoint of which comes below estimate of $467.2 million
** Expects Q1 revenue in the range of $100 million and $109 million
** AI has lost over 33% YTD
(Reporting by Juby Babu in Mexico City)
((Juby.Babu@thomsonreuters.com;))