JPMorgan joins RBC in downgrading Lockheed Martin (LMT -1.5%), though unlike RBC, JPMorgan's...

|About: Lockheed Martin (LMT)|By:, SA News Editor
JPMorgan joins RBC in downgrading Lockheed Martin (LMT -1.5%), though unlike RBC, JPMorgan's call is based on valuation. The firm thinks the multiple expansion triggered by Lockheed's 21% gain in 2011 (far better than the 1% gain posted by its peer group) justifies a more cautious stance.