Lockheed Martin (NYSE:LMT – Get Free Report) and Conrad Industries (OTCMKTS:CNRD – Get Free Report) are both aerospace companies, but which is the better investment? ProfitabilityThis table compares Lockheed Martin and Conrad Industries’ net margins, return on equity and return on assets. Get Lockheed Martin alerts:Net Margins Return on Equity Return on Assets Lockheed Martin 5.85% 107.60% 12.13% Conrad Industries 5.30% 20.25% 11.34%Institutional & Insider Ownership74.2% of Lockheed Martin shares are held by institutional investors. Given Lockheed Martin’s stronger consensus rating and higher possible upside, equities research analysts clearly believe Lockheed Martin is more favorable than Conrad Industries. Gross Revenue Price/Sales Ratio Net Income Earnings Per Share Price/Earnings Ratio Lockheed Martin $71.84 billion 1.58 $5.34 billion $17.76 27.45 Conrad Industries $303.41 million 0.42 $11.23 million ($0.34) -74.56Lockheed Martin has higher revenue and earnings than Conrad Industries.