** Shares of Pharmx Technologies PHX.AX rise as much as 9.5% to A$0.092, on track for best day since March 26
** Online pharmaceutical co posts marketplace gross transaction value of over A$1.3 million ($931,190.00) in March, with 57% average month-on-month growth over the quarter
** Gross transaction value for April was over A$1.8 million, up 42% on March
** About 801,000 shares change hands, 2.6 times the 30-day avg
** Stock down 42.5% YTD
($1 = 1.3961 Australian dollars)
(Reporting by Anjali Singh in Bengaluru)
((anjali.singh2@thomsonreuters.com; ))