Why Lockheed Martin Stock Is Volatile Today

Expectations were low for Lockheed Martin (LMT -0.40%) heading into earnings season, but the company's results turned out better than some had expected.Shares of Lockheed opened down nearly 4% but rallied to be up 2% as of noon Eastern.Steady guidance provides reliefLockheed, the world's largest pure-play defense contractor, has been flying into turbulence of late. The company lost out to Boeing in a competition to build the Air Force's next fighter jet, a multibillion-dollar opportunity for the winner. And ...