UK's Auction Technology Group's shares surge on annual forecast boost
** Shares of British online auction operator Auction Technology Group ATG.L up 10.1% at 390.6 p ** ATG anticipates full year revenue growth of 5-6% at constant currency vs. previous guidance of 4-5% as value-added services like shipping and payments boost returns ** Co says good cash generation has materially reduced leverage, well on track for its target for FY26 ** YTD, stock has risen ~33% (Reporting by Tuhina in Bengaluru) ((tuhina@thomsonreuters.com ;))