For private companies and venture capitalists, individuals and investors can sell their shares on a secondary marketplace called SecondMarket, which has brought on board many firms including Facebook for transactions. Stacey Delo reports.

http://www.marketwatch.com/video/asset/no-ipo-seek-an-exit-on-secondmarket-2009-07-30/E72EF8FA-11CB-47C1-AC7B-0FBCFC2AE758