Twitter Inc. opened at $45 a share, at that trading price the company would be worth about $31.2-billion.
It sold 70 million shares at a strike price of $26, which should have raised about $1.8-billion for the firm. The valuation for shareholders listed below will be at the mercy of the market, and also they will not be able to sell for 180 days.
Biggest paydays (all values assume $45 per share)
Evan Williams poses for a photo at Twitter office in San Francisco, Thursday, Jan. 29, 2009. (AP Photo/Jeff Chiu)
Founder
Ev Williams, former CEO (@Ev)
Total shares: 56,909,847, worth $2.56-billion
Jack Dorsey, chairman of Twitter and CEO of Square, takes part in the Techonomy Detroit panel discussion held at Wayne State University in Detroit, September 17, 2013. REBECCA COOK/REUTERS
Founder
Jack Dorsey, chairman of Twitter, CEO of Square (@Jack)
Total shares: 23,453,017, worth $1.055-billion
Dick Costolo, Chief Executive Officer of Twitter, speaks on stage during the TechCrunch Disrupt SF 2013 technology conference in San Francisco, California, in this September 9, 2013 file photo. Stephen Lam/Reuters
Employees
Dick Costolo, CEO of Twitter (@DickC)
Total shares: 7,675,239, worth $345-million
Adam Bain, president of global revenue
Total shares: 1,785,818, worth $80-million

Peter Fenton, partner at Benchmark capital (TechCrunch/Flickr Creative Commons)
Bankers, VCs and big shareholders
Peter Fenton, director, (stake shared with Benchmark Capital)
Total shares: 31,568,740, worth $1.42-billion
Potentially the biggest individual shareholder is Rizvi Traverse, a secretive investor, of whom no public pictures exist
Total shares: 85,171,093, or 15 per cent, a stake worth as much as $3.8-billion
JPMorgan, investment bank
Total shares: 48,849,820, worth $2.2-billion
Spark Capital, venture capital firm
Total shares: 32,414,224, worth $1.45-billion
Union Square, venture capital firm
Total shares: 27,838,992, worth $1.25-billion
DST Global, venture capital firm
Total shares: 23,744,745, worth $1.06-billion
(Share totals based on filings)