Merck stock dives after Citi downgrades on ‘high probability’ that HIV treatment will be abandoned
November 29, 2021 at 12:46 PM EST
Shares of Merck & Co. Inc. sank Monday, to buck the gains in the health care sector and the broader stock market, after Citi Research backed away from its bullish stance on the drug maker, citing concerns over its HIV and COVID-19 virus treatments.
