** Shares of buy-now-pay-later firm Zip ZIP.AX rise as much as 14.9% to A$1.700, their highest since March 28
** Co posts earnings before taxes, depreciation and amortization (EBTDA) of A$46 million ($29.16 million) in Q3, up 219.4% y/y
** Co now expects fiscal 2025 EBTDA of at least A$153 million, compared to previous forecast of A$147 million
** With session's gains, stock trims YTD loss to 50%
($1 = 1.5775 Australian dollars)
(Reporting by Rajasik Mukherjee in Bengaluru)
((Rajasik.Mukherjee@thomsonreuters.com))