** Shares of Mount Gibson Iron Ltd MGX.AX rise as much as
15.7% to A$0.515, their highest level since April 24
** Iron ore producer posts iron ore sales of 1.25 mln wet
metric tons (Mwmt) in June quarter
** Says FY23 full-year sales exceeded guidance at 3.0 Mmwt
** Co had forecasted group ore sales to be around the lower
end of the guidance range of 3.2-3.7 Mwmt in FY23
** Sees production and shipping rates to remain sufficient
to attain sales of circa 4 Mwmt per year from co's Koolan Island
operation
** Stock posts biggest intraday jump since July 14
** About 2.3 mln shares change hand compared to 30-day
average trading volume of 1.7 mln shares
** Shares of co are down 8.3% YTD as of last close
(Reporting by John Biju in Bengaluru)
((John.Biju@thomsonreuters.com;))