The FDA authorized Pfizer-BioNTech (PFE) and Moderna (MRNA) updated Covid boosters on Monday. The CDC Director expects the updated vaccine boosters to roll out this month. MRNA has historically had a 20% to 30% market share in the US over the past 2 COVID-19 seasons. Will be interesting to see if market shares hold up for the various players, notes Hartaj Singh. He and David Toung discuss these new boosters. Argus “expects Pfizer to continue to use its substantial cash flow to make acquisitions and develop pipeline products.” Tune in to find out more about the stock market today.