The Biden administration is suing to block Lockheed Martin Corp.'s $4.4 billion bid for Aerojet Rocketdyne Holdings, saying it would limit competition and drive up prices for components used in missiles that Lockheed and other defense contractors build for the Pentagon
The Federal Trade Commission said Tuesday that Aerojet is the last independent U.S. supplier of some key missile parts, and the acquisition would let Lockheed cut off supply to rival.
