** Shares of ALS ALQ.AX rise 4.1% to A$16.400, their highest levels since March 3
** The business support services provider advises that there is no material impact on input costs from the announced tariffs
** Co sees underlying NPAT to be in range of A$310 million to A$313 million ($200.07 million)
** Stock on track for a third consecutive session of gains, if current trends hold
** Stock up 8.8% YTD, including current session's moves
($1 = 1.5645 Australian dollars)
(Reporting by Manasi Dasa in Bengaluru)
((Manasi.DasaSundeep@thomsonreuters.com;))