** Shares of data and analytics firm FD Technologies FDPF.L up 22.7% at 23.65 pounds, their highest level since May 2022
** Among top gainers across all London stocks
** Says it is in advanced talks with American private equity firm TA Associates over a possible acquisition offer, valuing the firm at 541.6 million pounds ($723.04 million)
** TA Associates proposed to buy FDPF at 24.50 pounds per share in late March
** Co says FDPF board was ready to recommend to shareholders if a formal offer was tabled
** Including session's gains, stock up ~22% YTD
($1 = 0.7491 pounds)
(Reporting by DhanushVignesh Babu in Bengaluru)
((DhanushVignesh.Babu@thomsonreuters.com;))