** Shares of Australia's CogState CGS.AX rise as much as 7.8% to A$2.64, their highest level since January 5, 2022
** Logs biggest intraday pct rise since September 15
** Biotech company sees FY26 first-half revenue to be around 18%-20% better than the pcp and will closely align with the revenue of A$29.1 million ($18.88 million) reported in FY25 second-half
** Stock is up 147.9% YTD, including the session's moves
($1 = 1.5415 Australian dollars)
(Reporting by Anjali Singh in Bengaluru)
((anjali.singh2@thomsonreuters.com;))