Lockheed Martin 3rd Quarter 2013 Financial Results Conference Call

Backlog and Book-to-Bill Ratio* ($B) Chart 9 $85 $80 $75 $70 $65 $60 $82.3B Full Year Book-to- Bill Ratio 1.03 $77.9B Book-to- Bill Ratio 0.59 Year End 2012 1Q 2013 $75.1B Book-to- Bill Ratio 0.76 2Q 2013 $78.7B * See Charts 15-16 for Definitions of Non-GAAP Measures Book-to- Bill Ratio 1.32 3Q 2013 4Q 2013 ☆ Expanded Backlog By $3.6 Billion in 3Q 2013 to $78.7 Billion October 22, 2013

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