** Shares of Antipa Minerals AZY.AX fall 11.7% to A$0.605, their lowest since May 30
** Mineral exploration co announces placement to raise A$40 mln ($26.13 mln) at A$0.60 per share
** Issue price represents a discount of 12.4% to stock's last close
** Stock on track for worst session since December 19 if current losses hold
** About 3.9 mln shares change hands, 1.5x the 30-day average of 2.6 mln
** Stock up 135.6% YTD, including current session's moves
($1 = 1.5307 Australian dollars)
(Reporting by Jasmeen Ara Shaikh in Bengaluru)
((JasmeenAraIslam.Shaikh@thomsonreuters.com;))