Twitter just filed its S-1 to take the company public. Here's a list of its principal stockholders and how many shares they own.
(Read more: No more secrets: Twitter IPO filing is now public )
Dick Costolo
Percentage of shares beneficially owned: 1.6%
Shares: 7,589,608
(Read more: Read Twitter's entire S-1 filing)
Adam Bain
Percentage of shares beneficially owned: less than 1%
Shares: 1,722,350
Christopher Fry
Percentage of shares beneficially owned: 0
Shares: 0
Jack Dorsey
Percentage of shares beneficially owned: 4.9%
Shares: 23,411,350
Peter Chernin
Percentage of shares beneficially owned: 0
Shares: 0
Peter Currie
Percentage of shares beneficially owned: less than 1%
Shares: 291,666
Peter Fenton:
Percentage of shares beneficially owned: 6.7%
Shares: 31,568,740
David Rosenblatt:
Percentage of shares beneficially owned: less than 1%
Shares: 283,333
Evan Williams:
Percentage of shares beneficially owned: 12%
Shares: 56,909,847
—By CNBC's Cadie Thompson. Follow her on Twitter @CadieThompson.