** Rafael Holdings Inc's shares RFL.N plunge 75% to $7.53
in premarket trading
** Co says its unit's experimental drug, devimistat, did not
meet main goal of improving overall survival in late-stage trial
of 528 patients with pancreatic cancer urn:newsml:reuters.com:*:nGNX7480Y9
** Safety board recommended a separate late-stage study
testing devimistat in patients with relapsed or refractory acute
myeloid leukemia be stopped due to lack of efficacy
** Up to Wednesday's close, stock had risen 29.4% YTD
(Reporting by Leroy Leo in Bengaluru)
((Leroy.Dsouza@thomsonreuters.com;))