** Shares of media and advertising firm ADS.AX rise as
much as 7.1% to A$0.030, their highest since May 5
** Adslot executes a marketplace agreement with New
York-based media investment company, GroupM urn:newsml:reuters.com:*:nASX1Jjw6z
** Deal to to provide GroupM a white-labelled instance of
the Adslot Media platform - ADS
** Financial details of deal undisclosed
** Stock posts biggest intraday pct gain since May 20
** ADS stock flat this year, as of last close
(Reporting by Yamini C S)
((Yamini.CS@thomsonreuters.com;))