As a reminder, Geron is developing the telomerase inhibitor imetelstat through a licensing deal with Johnson & Johnson 's (NYSE: JNJ) pharmaceutical wing known as Janssen. The drug is currently in mid-stage trials dubbed IMbark and Imerge for the bone marrow disorders myelofibrosis (MF) and myelodyspastic syndromes (MDS), respectively. Per the latest update, J&J is expected to make a call on the fate of this collaboration by the end of Q3 of this year.