** Shares of Austal ASB.AX rise as much as 10.9% to
A$2.440, on track for best day since July 4, 2023, if current
gains hold
** Stock hits highest level since July 21, 2023
** Global shipbuilder and defense prime contractor rejects
an A$1.02 bln ($661.88 mln) takeover offer from South Korea's
Hanwha Ocean 042660.KS
** Says offer unlikely to be approved by Australian and U.S.
regulators due to sensitivity of its operations
** Co received A$2.825 per-share bid, a premium of 28.4% to
Austal's last closing price
** Austal up 8.4% this year, as of last close
($1 = 1.5411 Australian dollars)
(Reporting by John Biju in Bengaluru)
((John.Biju@thomsonreuters.com;))