** Shares of Altech Batteries ATC.AX rise 7.9% to A$0.041
** Stock set for its strongest session since November 25, if gains hold
** The specialty battery tech co posts HY loss of A$10.1 million ($6.38 million), compared with a loss of A$19.6 mln last year
** About 2.5 mln shares change hands, 2.3x the 30-day average of 1.1 mln shares
** Stock down 19.6% YTD, including current session's moves
($1 = 1.5820 Australian dollars)
(Reporting by Manasi Dasa in Bengaluru)
((Manasi.DasaSundeep@ThomsonReuters.com))