** Shares of gene engineering co Poseida Therapeutics
PSTX.O up 44% at $3.50 premarket
** If gains hold, stock will open at its highest since April
19
** Co signs collaboration agreement with Roche ROG.S to
develop therapies for blood tissue cancers urn:newsml:reuters.com:*:nPn6C8P3ma
** PSTX says will get $110 mln payment upfront as part of
the deal, in return for giving ROG the rights for late-stage
development and commercialization of therapies
** If certain milestones are met, PSTX could receive up to
$6 bln in payments
** PSTX stock has lost over 64% YTD
(Reporting by Niket Nishant in Bengaluru)
((Niket.Nishant@thomsonreuters.com;))