** Shares of Australia's Greatland Resources GGP.AX rise as much as 5.4% to A$13.7, their highest level since January 29

** Stock marks biggest intraday pct gain in three weeks

** The gold and copper producer posts HY profit after tax attributable of A$342.9 million ($242.46 million), up from A$35.1 million last year

** Co logs HY revenue of A$977.3 million, up from A$16.6 million last year

** GGP up 30.4% YTD, including session's moves

($1 = 1.4142 Australian dollars)

(Reporting by Aamir Sheik Khalid in Bengaluru)

((Aamir.SheikKhalid@thomsonreuters.com))