** Shares of Australia's Invictus Energy IVZ.AX rise as
much as 12% to A$0.084, their highest since Aug. 26
** Stock posts its biggest percentage gain since Oct. 22
** Oil and gas explorer completes previously announced $10
million placement
** Says it raised additional $2 million due to strong demand
from institutional and private investors
** About 4.5 million shares change hands, compared with the
30-day average volume of around 1.4 million
** Stock down 34.8% YTD, based on last close
(Reporting by Aaditya Govind Rao in Bengaluru)
((Aaditya.govindrao@thomsonreuters.com;))