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Elon Musk, chairman and chief executive officer of Tesla Motors, kisses his fiancee Talulah Riley as they stand with Musk's twin boys Griffin, left, and Xavier, outside the Nasdaq Marketsite in New York, U.S., on Tuesday, June 29, 2010. Tesla Motors Inc., the electric car company that hasn't posted a profit, raised $226 million selling shares above its forecast price range in the first initial public offering of a U.S. automaker in a half century. Photographer: Daniel Acker/Bloomberg via Getty Images

Elon Musk, chairman and chief executive officer of Tesla Motors, kisses his fiancee Talulah Riley as they stand with Musk's twin boys Griffin, left, and Xavier, outside the Nasdaq Marketsite in New York, U.S., on Tuesday, June 29, 2010. Tesla Motors Inc., the electric car company that hasn't posted a profit, raised $226 million selling shares above its forecast price range in the first initial public offering of a U.S. automaker in a half century. Photographer: Daniel Acker/Bloomberg via Getty Images