What If Pfizer's and Moderna's Coronavirus Vaccine Results Are Delayed?

Many Americans anxiously await the results from the first round of coronavirus vaccines that are in late-stage testing. Positive clinical results should lead to relatively quick emergency use authorization (EUA) from the Food and Drug Administration. Pfizer (NYSE: PFE) and Moderna (NASDAQ: MRNA) are the two U.S. companies likely to first announce results from late-stage testing of their respective coronavirus vaccine candidates.