** EML Payments EML.AX slides as much as 31.3% to A$0.395, lowest since March 27, 2023
** Stock logs biggest intraday pct gain since November 29, 2023
** Payments solution platform expects FY26 underlying EBITDA of A$47 mln-A$50 mln ($35.2 mln) vs A$58 mln-A$60 mln projected earlier
** Says new programme implementations decrease revenue contribution expected in FY26; trading in northern hemisphere businesses below forecast during Q3
** YTD, EML down 56.8%
($1 = A$1.4215)
(Reporting by Aamir Sheik Khalid in Bengaluru)
((Aamir.SheikKhalid@thomsonreuters.com))