** D3 Energy D3E.AX slips as much as 9.6% to A$0.425, lowest since March 10
** Stock posts biggest intraday pct fall since March 2
** Gas explorer announces placement of A$6.1 mln ($4.3 mln) at A$0.36/share
** Issue price represents 23.4% discount to last close
** Proceeds to be directed towards acquiring seismic data across co's Arckaringa Basin permits in South Australia, others
** Around 88,356 shares traded, 1.3x the 30-day average
** YTD, D3E rises 10%
($1 = A$1.4269)
(Reporting by Roshan Thomas in Bengaluru)
((Roshan.Thomas@thomsonreuters.com;))