** Shares of 4DMedical 4DX.AX surge as much as 9.3% to A$6.38, logging their sharpest intraday rally since April 8
** Stock among top gainers on the ASX200 .AXJO, which is down 0.3%; stock was included in the benchmark index on Monday
** Medtech firm says it has executed a contract with London's GlaxoSmithKline GSK.L to supply co's functional lung‑imaging analytics to support pulmonary drug development
** YTD, 4DX has soared 50.9%, vastly outperforming the AXJO’s 2.5% gain
(Reporting by Kumar Tanishk in Bengaluru)
((Tanishk.Kumar@thomsonreuters.com; X: @thatstanishk http://www.x.com/thatstanishk;))