Australia's Artrya soars on bagging fourth US commercial customer
** Shares of Artrya AYA.AX rise as much as 22.5% to A$4.20, their biggest intraday pct gain since April 8
** Shares hit highest level since Sept 7
** Medtech co signs five-year commercial agreement with Huntsville Hospital Health System, largest customer to date
** Agreement includes non-exclusive use of Salix Coronary Anatomy platform for clinical use
** Salix is a CCTA image analysis solution which uses AI to identify and analyze the extent and type of arterial plaque
** AYA shares down 18.1% YTD