Lockheed Martin Corporation (NYSE:LMT) is one of the 10 Best Defense Contractor Stocks to Buy Now. Lockheed Martin Corporation (LMT) Wins Two U.S. Department of Defense Contract Modifications, Totaling About $48.6 Million Pixabay/Public Domain On September 19, 2025, Lockheed Martin Corporation (NYSE:LMT) won two U.S. Department of Defense contract modifications, totaling about$48.6 million. The first adjustment, worth $29.4 million, relates to a Joint Air-to-Surface Standoff Missile enterprise softwar ...