** Mizuho Securities initiates coverage of cancer drug
developer Rain Oncology RAIN.O with "buy" and PT of $18
** RAIN shares rise 4% to $9.9
** Brokerage sees significant upside for RAIN's drug
candidate, milademetan, being tested as a potential treatment
for cancers caused by expression of a tumor-causing gene known
as mouse double minute 2 (MDM2)
** Mizuho says confident of positive data - expected in Q1
2023 - from late-stage trial
** Brokerage estimates peak sales of $1.7 bln for the
treatment in 2035 for two indications in the United States
** All 10 brokerages rate the stock "buy" or higher; their
median PT is $16.5
** Including session moves, RAIN has risen ~9.3% in the past
12 months
(Reporting by Mariam E Sunny)
((Mariam.ESunny@thomsonreuters.com;))