** Shares of Nine Entertainment NEC.AX soar as much as 8.1% to A$1.610, their highest level since March 26; last up 3.9%
** The media co intends to vote in favour of U.S. firm CoStar's SGP.O buyout of Domain Holdings DHG.AX, in which Nine Entertainment holds a 60% stake
** CoStar to buy remaining shares in Domain it does not already own at A$4.43/shr, a 4.2% premium to last close
** YTD, shares up 25.3%
(Reporting by Nichiket Sunil in Bengaluru)
((Nichiket.Sunil@thomsonreuters.com))