** Shares of neuroscience tech co CogState CGS.AX fall as
much as 8.9% to A$1.85, eyeing their worst session since Aug. 30
** CGS says quarterly revenue of $8.9 mln, down from $12.3
mln reported in previous corresponding period
** Shares hit their lowest levels since Sept. 28
** More than 1.1 mln shares change hands, compared with the
30-day average volume of about 206,000 shares
** Stock down ~16.1% this year, as of last close
(Reporting by Anan Ashraf in Bengaluru)
((Anan.Ashraf@thomsonreuters.com;))