This excerpt taken from the AMZN DEF 14A filed Apr 17, 2009.
BENEFICIAL OWNERSHIP OF SHARES
The following table sets forth certain information regarding the beneficial ownership of the Companys common stock as of February 28, 2009 (except as otherwise indicated) by (i) each person or entity known by the Company to beneficially own more than 5% of the common stock, (ii) each director of the Company, (iii) each executive officer of the Company for whom compensation information is given in the Summary Compensation Table in this Proxy Statement, and (iv) all directors and executive officers as a group. Except as otherwise indicated, and subject to any interests of the reporting persons spouse, the Company believes that the beneficial owners of common stock listed below, based on information furnished by such owners, have sole voting and investment power with respect to such shares. As of February 28, 2009 the Company had 429,119,552 shares of common stock outstanding.