Moderna stock rallies after FDA OKs booster shot of COVID-19 vaccine for most at-risk adults
Shares of Moderna Inc.
MRNA,
+2.03%
ran up 3.4% in premarket trading Friday, after the Food and Drug Administration authorized a third shot of COVID-19 vaccines from Moderna and Pfizer-BioNTech for immunocompromised adults. The booster shot will be for…