** Shares of LendLease Group LLC.AX rise 2.6% to A$5.62, their highest levels since April 10
** Stock among the top gainers in the benchmark ASX200 index .AXJO
** The property manager says it's negotiating a 50/50 JV with King Charles's The Crown Estate for six UK development projects
** JV is for releasing longer-dated capital and generating future fee income
** If concluded, LLC will earn fees as master developer for the JV, with costs for master planning expected to be self-funded through portfolio land sales - Co
** The matter was reported by local media earlier in the day
** LendLease stock down 10.5%, YTD
(Reporting by Kumar Tanishk in Bengaluru)
((Tanishk.Kumar@thomsonreuters.com; X: @thatstanishk;))