** Shares of Ava Risk Group AVA.AX fall as much as 12.50%
to A$0.175, set for worst day since Feb. 13, if losses hold
** Security tech co logs HY loss before interest, taxes,
depreciation and amortisation versus a profit a year ago; loss
after tax widens
** Stock hits lowest level since Feb. 14
** Nearly 1.1 mln shares change hands, compared with the
30-day average volume of 206,297
** AVA up over 21% this year, as of last close
(Reporting by Adwitiya Srivastava in Bengaluru)
((Adwitiya.Srivastava@thomsonreuters.com;))