Pfizer and BioNTech Receive U.S. FDA Approval for XFG-adapted COVID-19 Vaccine

* 2026-2027 COVID-19 vaccine formula targets the XFG variant, in line with FDA guidance to more closely match contemporary circulating variants * Shipping will begin immediately to ensure rapid access to this season’s vaccine NEW YORK and MAINZ, GERMANY, August 27, 2026 — Pfizer Inc. (NYSE: PFE, “Pfizer”) and BioNTech SE (Nasdaq: BNTX, “BioNTech”) announced today that the U.S. Food and Drug Administration (FDA) has approved the supplemental Biologics License Application (sBLA) for the companies’ 2026-2027 COVID-19 vaccine formula targeting the XFG variant (COMIRNATY(®) XFG; COVID-19 Vaccine, mRNA) for use in adults ages 65 years and older, as well as in individuals ages 5 through 64 years with at least one underlying condition that puts them at high risk for severe outcomes from COVID-19.(1)

The FDA approval is based on the cumulative body of evidence previously submitted by Pfizer and BioNTech that includes clinical, non-clinical and real-world data supporting the safety and effectiveness of COMIRNATY, as well as manufacturing/quality and non-clinical data showing that the XFG-adapted COVID-19 vaccine generated strong immune responses against currently circulating SARS-CoV-2 variants, including XFG, XFG.1.1, NB.1.8.1, PQ.17, PQ.2.8.1 and other contemporary lineages.(2)