US Stock Market Move | Vaccine stocks weaken, Pfizer Inc. (PFE.US) falls more than 5%

On Friday, vaccine stocks opened weaker, with Pfizer Inc. (PFE.US) falling more than 5%, hitting a new intra-day low since January 2013; Moderna (MRNA.US) fell more than 4%; Novavax, Inc. (NVAX.US) fell more than 2%. On the news front, President-elect Donald Trump stated that he will appoint Robert F. Kennedy Jr. as the Secretary of the Department of Health and Human Services (HHS), which could elevate a prominent "vaccine skeptic" and broader industry critic to the highest position in U.S. healthcare and health policy.