** Shares of Australia's Pro Medicus PME.AX fall as much as 22.3% to A$131.71, their lowest since August 13, 2024
** Stock posts the biggest intraday pct loss since late July 2011
** Healthcare informatics co reported half-year net profit after tax of A$171.2 million ($122.13 million), up 230.9% on pcp
** However, Jefferies says H1 underlying EBITDA of A$93.7 million is 8% below VA consensus
** Brokerage adds H1 revenue of A$124.8 million, 4-5% below VA consensus
** YTD, stock down 39.9%
($1 = 1.4017 Australian dollars)
(Reporting by Shruti Agarwal in Bengaluru)
((Shruti.Agarwal@thomsonreuters.com))