** Shares of Nuix NXL.AX rise as much as 5.7% to A$2.78, their highest level since April 4
** Co wins a multi-year contract to supply forensic analysis software to the German state of Rhineland-Palatinate's tax authority
** Investigative analytics software firm to provide technology to help streamline and improve efficiency of the tax authority's audits and investigations
** Stock is down 56.3% YTD, including the session's moves
(Reporting by Anjali Singh in Bengaluru)
((anjali.singh2@thomsonreuters.com ))