** Stealth Group SGI.AX jumps as much as 18.1% to A$0.750, highest since July 16
** Stock marks biggest intraday gain since April 10
** Co reports pre-order sales for mobile accessories aligned to Apple's iPhone launch, securing ~A$6 mln (~$4 mln) in pre-sales, up 50% y/y
** Says orders backed by guaranteed customer purchase commitments, with revenue to be recognised across September and October 2025, in line with iPhone 17's global release
** Around 240,000 shares traded, more than 2x the 30-day avg
** SGI last up 11.8%, gains 67.4% YTD
($1 = A$1.5207)
(Reporting by Kumar Tanishk in Bengaluru)
((Tanishk.Kumar@thomsonreuters.com; X: @thatstanishk http://www.x.com/thatstanishk;))