Pfizer stock jumps, Moderna, Merck tumble

Pfizer stock jumps, Moderna, Merck tumble Pfizer's stock soared after it delivered groundbreaking results for its COVID-19 oral antiviral candidate, PAXLOVID. https://ift.tt/3GSkrZj https://ift.tt/3GVdbMj Markets November 5, 2021 at 10:58PM