J&J has decided — pharma giant dumps its development deal on Geron’s imetelstat, shattering shares

J&J has dumped its once highly touted collaboration pact with Geron $GERN on imetelstat.

After flagging an upcoming announcement on Wednesday night, Geron reported early Thursday that the pharma giant opted to punt the troubled program — once held up as one of its potential blockbusters in late-stage development.