** IDP Education IEL.AX jumps as much as 18.3% to A$5.43; marks biggest intraday pct gain since late August, 2025
** Stock hits highest since February 12
** Co upgrades FY26 adjusted EBIT guidance to A$120 mln ($85.5 mln)-A$130 mln from A$115 mln-A$125 mln earlier
** YTD, IEL down 10.4%
($1 = A$1.4039)
(Reporting by Nichiket Sunil in Bengaluru)
((Nichiket.Sunil@thomsonreuters.com))