Read More General business news Lockheed Martin stock rises as Sikorsky secures $10.9bn CH-53K contract with U.S. Navy Lockheed Martin stock climbed as Sikorsky secured a $10.9B U.S. Navy contract for CH-53K helicopters. Find out what it means for investors, industry, and defense. byPallavi MadhirajuSeptember 27, 2025