** Shares of Sarytogan Graphite SGA.AX rise as much as
38.5% to A$0.270, their highest since Aug. 28
** Stock posts its biggest intraday percentage gain since
Aug. 28
** Graphite miner says first spheroidized graphite from the
Sarytogan Graphite Deposit in Kazakhstan has been produced
** Nearly 2.5 mln shares change hands, compared with the
30-day average volume of 235,038
** Stock down 50.6% YTD, based on last close
(Reporting by Aaditya Govind Rao in Bengaluru)
((Aaditya.govindrao@thomsonreuters.com;))