** Shares of ImpediMed Ltd IPD.AX drop as much as 18.5% to
A$0.110, their biggest intraday fall since March 29
** The medical software tech firm says Rick Valencia will
step down as chief executive officer and managing director,
effective immediately
** Adds, Tim Cruickshank steps down as chief financial
officer
** Parmjot Bains will take over as CEO, while Chair McGregor
Grant assumes responsibilities of CFO - both to take positions
in interim capacity
** Stock hits lowest level since Nov 2
** More than 6.7 mln shares change hands, versus the 30-day
average volume of ~1.6 mln shares
** Stock up ~71% this year, as of last close
(Reporting by Neha Soni)
((Neha.Soni@thomsonreuters.com))