** Shares of solar inverter maker Enphase Energy ENPH.O fall nearly 5% to $40.25 aftermarket

** Co forecasts third-quarter revenue to be in the range of $330 million to $370 million, the midpoint of which is below analysts' estimates of $368.09 million — LSEG data

** Co also forecasts Q3 gross margin of 41% to 44%, which is below the 46.9% gross margin it reported in the second quarter

** As of last close, ENPH is down 38.1% YTD

(Reporting by Vallari Srivastava in Bengaluru)

((Srivastava.Vallari@thomsonreuters.com))