** Shares of STM Group STMG.L surges as much as 128% to
hit their highest level of 62.6p since October 2018
** The financial services provider confirms possible cash
offer from PSF Capital GP II at 70p per STMG share
** Says will unanimously recommend offer to shareholders in
case firm offer is made
** Offer at a premium of 154.5% to STMG's last close
** Stock on track to log best day since market debut in
March 2007, if trend holds
** Up to last close, stock down ~5% this year
(Reporting by Prerna Bedi in Bengaluru)
((Prerna.Bedi@thomsonreuters.com; +91 98052 24616;))