** Shares of drug developer Neumora Therapeutics NMRA.O
fall 3.1% to $15.75
** Debuted at $16.50 on the Nasdaq on Friday, below offer
price of $17 apiece
** The lukewarm debut of Neumora, backed by Japan's SoftBank
9984.T and Amgen AMGN.O , comes after SoftBank-owned chip
designer Arm Holdings ARM.O soared in its debut
** NMRA's lead product navacaprant, an investigational
once-daily oral medication, is in late-stage trials as a
potential monotherapy treatment for major depressive disorder
(Reporting by Sriparna Roy in Bengaluru)
((Sriparna.Roy@thomsonreuters.com;))