LawNews Raytheon to Challenge Lockheed’s Takeover of Aerojet, CEO Says February 24, 2021 13 Share Facebook Linkedin Twitter Raytheon Technologies plans to challenge Lockheed Martin’s proposed $4.4 billion takeover of Aerojet Rocketdyne with the U.S. government, CEO Greg Hayes said Wednesday. More at Defense News Must be a Paid Member or a Free Trial Member to Access Content. Members log in here.