J&J does not plan to update its COVID-19 vaccine

Johnson & Johnson does not plan to update its COVID-19 vaccine, though other vaccine makers like Moderna Inc. , BioNTech SE and Pfizer Inc. , and Novavax Inc. are already working on new versions that aim to better protection against the currently circulating strains of the virus. "The company will focus on supplying its COVID-19 vaccine in parts of the world where the pandemic remains an emergency and there is acute need," a J&J spokesperson told MarketWatch in an email on Tuesday. "To date, two