** Shares of Macmahon Holdings MAH.AX rise as much as 5.3%
to A$0.20, their highest since Jan. 17
** Mining services co posts HY profit after tax attributable
of A$36.5 million ($23.83 million), up 57% from previous year
** However, co reports HY revenue from ordinary activities
of A$966.3 million, down 2.12% from previous year
** About 3.1 mln shares change hands by 0428 GMT, 2.3x the
30-day average volume of shares
** Stock has risen 2.7% this year, as of last close
($1 = 1.5314 Australian dollars)
(Reporting by Sherin Sunny in Bengaluru)
((Sherin.Sunny@thomsonreuters.com))