** Shares of chipmaking tools supplier Lam Research LRCX.O rise 4.2% to $69.50 in extended trading
** LRCX reports March-quarter revenue of $4.72 bln, vs analysts' average estimate of $4.65 bln, according to data compiled by LSEG
** Co posts adjusted EPS of $1.04 vs estimates of $1.01 per share
** Forecasts revenue of $5 bln, plus or minus $300 mln, for the quarter ending June 29 vs estimates of $4.59 bln
** As of Wednesday's close, LRCX down ~8% this year
(Reporting by Jaspreet Singh in Bengaluru)
((Jaspreet.Singh@thomsonreuters.com ; https://twitter.com/i_jass))