** Shares of Rua Bioscience Ltd RUA.NZ rise as much as
2.6% to NZ$0.40, set for their biggest pct gain since Nov. 18
** Medicinal cannabis co to acquire peer Zalm Therapeutics
Ltd for NZ$10 mln ($6.8 mln) through the issuance of new shares
at about NZ$0.41 per share urn:newsml:reuters.com:*:nFWN2SK16B
** Cann Group CAN.AX , Australia's leading medicinal
cannabis co, is a key shareholder in Zalm Therapeutics
** 109,990 shares change hands, 3x their 30-day average
volume
** Stock has fallen 35% this year, as of last close
($1 = 1.4656 New Zealand dollars)
(Reporting by Aneetta Thomas in Bengaluru)
((Aneetta.Thomas@thomsonreuters.com;))