Moderna Gets 30,000 Patients for Final Stage of Vaccine Trial

Moderna Inc. has completed enrollment of its 30,000 participants in its final-stage Covid-19 trial, while more than 25,000 volunteers have received their second shot.

The announcement on Thursday is another indication that vaccine trials are moving into their home stretch. Moderna has said it could get an initial readout on whether the vaccine works by late November. The drugmaker is only slightly behind Pfizer Inc., which is working with German biotech BioNTech SE and expects results from its 44,000-person trial as soon as the end of this month.

Moderna shares rose as much as 4.4% on Thursday morning in New ...