** Shares of Cleo Diagnostics COV.AX rise as much as 52.9%
to an all-time high of A$0.260
** Stock posts record intraday percentage gain
** The diagnostics co says a study has found its ovarian
cancer blood test outperforms current clinical workflows that
use CA125 and ultrasound to predict malignancy
** About 695,000 shares change hands, compared with the
30-day average volume of around 42,000
** Cleo stock down 2.9% YTD, based on last close
(Reporting by Aaditya Govind Rao in Bengaluru)
((Aaditya.govindrao@thomsonreuters.com;))