** Shares of Monadelphous Group MND.AX jump as much as 20.4% to record high of A$36.88

** Stock top gainer on benchmark S&P/ASX 200 .AXJO index; set for strongest intraday trading session since March 17, 2020

** Resources services provider reports record HY revenue of A$1.53 billion ($1.08 billion); 52.6% rise in HY NPAT to A$64.9 billion

** Declares interim dividend of 49 Australian cents per share

** Expects FY26 revenue to be 30% higher than prior year

** "We expect material positive revisions to consensus FY Core NPAT A$102 million at a similar level to EBITDA beat" - Jarden

** MND's HY EBITDA of A$116.2 million beats consensus estimate of A$103 million

** Including session's moves, stock up 33.2% YTD

($1 = 1.4168 Australian dollars)

(Reporting by Shivangi Lahiri in Bengaluru)

((shivangi.lahiri@thomsonreuters.com))