** Cancer drug maker ImmunoGen Inc's shares IMGN.O
fall ~3% to $5 premarket as H.C. Wainwright cuts PT to $15 from
$20
** IMGN launched its drug Elahere to treat a type of ovarian
cancer, after U.S. FDA's accelerated approval last month
** Brokerage resets revenue view for Elahere to late 4Q22 vs
its previous assumption for a full quarter of revenue from the
drug
** Lowers drug's peak market penetration to 30% vs earlier
expectation of 50%, and adjusts operational expense estimates
for 2023 and beyond
** Also, IMGN earlier this month entered into a clinical
collaboration to test its investigational acute myeloid leukemia
(AML) treatment in a new patient group, in combination with
Gilead Sciences Inc's GILD.O drug magrolimab
** AML is a cancer associated with blood and bone marrow
** With the study expected to initiate in 2023, brokerage is
optimistic on IMGN drug's safety and efficacy data updated from
the ongoing early-to-mid-stage trial
** As of last close, IMGN down 30.5% YTD
(Reporting by Pratik Jain in Bengaluru)
((Pratik.Jain@thomsonreuters.com;))