** Shares of Alumina Ltd AWC.AX jump as much as 8.8% to
A$1.110, posting their biggest intraday pct gain since Jan 10
** Alumina producer receives non-binding, conditional buyout
offer from U.S. aluminium producer Alcoa AA.N , valuing the co
at $2.2 bln
** Under the offer, AWC shareholders to receive 0.02854
shares of Alcoa common stock for each share held
** AWC shares hit their highest level since Feb 19
** About 9.6 mln shares change hands vs the 30-day avg of
9.0 mln shares
** AWC up 12.7% YTD, as of last close
(Reporting by Echha Jain in Bengaluru)
((Echha.jain@thomsonreuters.com))