UK's Auction Technology surges after FitzWalter Capital raises buyout bid
** Shares of Auction Technology ATG.L up 11.2% at 357.5p ** London-based investment firm FitzWalter Capital says it has raised the possible cash offer for ATG to 400 pence per share from 360 pence ** Latest bid values British online auction operator at 491 mln pounds ($658.43 million). ** In 2025, stock fell ~50% (Reporting by Ankita Bora in Bengaluru) ((Ankita.Bora@thomsonreuters.com))