This excerpt taken from the CCO DEF 14A filed Apr 7, 2008.
OWNERS AND MANAGEMENT AND RELATED STOCKHOLDER MATTERS
The table below sets forth information concerning the beneficial ownership of Clear Channel Outdoor common shares as of March 14, 2008, for each director currently serving on the Board and each of the nominees for director; each of the named executive officers not listed as a director, the directors and executive officers as a group and each person known to Clear Channel Outdoor to own beneficially more than 5% of outstanding Class A common stock. At the close of business on March 14, 2008, there were 40,580,595 shares of Clear Channel Outdoor Class A common stock outstanding. Except as otherwise noted, each stockholder has sole voting and investment power with respect to the shares beneficially owned.