Greece's $36 billion air defense spending plan features orders for Lockheed Martin equipment, but it's not a game changer for the stock.

A European jet is posing a surprising challenge to American defense dominance.

One day ahead of the government shutdown, the Pentagon ordered nearly 300 new F-35 fighter jets. From an initial cost north of $100 million, Lockheed's most popular stealth fighter has gotten 25% ...