Sheryl Sandberg
Sheryl Sandberg

Mark Zuckerberg wooed his indispensible No. 2, Facebook's chief operating officer, away from Google in 2008. Sheryl Sandberg currently holds around 2 million Facebook shares, but has another 39 million that will vest if she stays with Facebook for several more years.

Source: Facebook SEC filings and CNNMoney reporting. All stakes are based on pre-IPO holdings, calculated at $38 per share.
By Laurie Segall and Stacy Cowley @CNNMoneyTech - Last updated May 18 2012: 2:59 PM ET
Join the Conversation
$38 is the magic number

Facebook's IPO will raise $16 billion, making it the third-largest IPO in U.S. history.