Lockheed Martin Corp., Grand Prairie, Texas, was awarded a $5,278,302,998 firm-fixed-price contract for Phased Array Tracking Radar to Intercept on Target Advanced Capability-3. Bids were solicited via the internet with one received. Work will be performed in Huntsville, Alabama; Clearwater, Florida; East Aurora, New York; Rocket Center, West Virginia; Vergennes, Vermont; Hollister, California; Wichita, Kansas; Lake Mary, Florida; Pinellas Park, Florida; Foothill Ranch, California; Ronkonkoma, New York; Camden, Arkansas; Chelmsford, Massachusetts; Lufkin, Texas; Ocala, Florida; Archibald, Pennsylvania; Lincoln, Nebraska; and Grand Prairie, Texas, with an estimated completion date of June 30, 2027. Fiscal 2024 missile procurement, Army funds and Foreign Military Sales funds in the amount of $5,278,302,998 were obligated at the time of the award. Army Contracting Command, Redstone Arsenal, Alabama, is the contracting activity (W31P4Q-24-C-0022).