Pfizer, BioNTech Start Work On Next-Gen COVID-19 Vaccine Candidate For Broader Protection By: Benzinga via Benzinga November 17, 2022 at 07:41 AM EST Pfizer Inc(NYSE: PFE) andBioNTech SE(NASDAQ: BNTX) have initiated a Phase 1 study to evaluate the safety, ... Read More >> Related Stocks: BioNTech SE - American Depositary Shares Pfizer