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Year invested in Facebook: Undisclosed

Number of shares sold: 4.6 million

Value: $176 million

Number of shares still owned: 35.5 million

_ Greylock Partners, Silicon Valley venture capital firm and affiliates

Year invested in Facebook: 2006

Number of shares sold: 7.6 million

Value: $289 million

Number of shares still owned: 29 million

_ Mail.ru Group Ltd., Russian Internet company

Year invested in Facebook: 2009

Number of shares sold: 19.6 million

Value: $745 million

Number of shares still owned: 36.8 million

_ Mark Pincus, Zynga Inc. CEO

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