Here's how some famous billionaires fared as the stock market plunged this week.
LOSERS
William H. Gates III, chairman and chief software architect, Microsoft Corp., lost $1.10 billion on his 741 .7 million shares of the company.
Charles R. Schwab, chairman and co-CEO of Charles Schwab Corp., lost $258.4 million on his 175.2 million shares.
Jeffrey P. Bezos, chairman and CEO of Amazon.com, lost $243.1 million on his 117.5 million shares.
Michael S. Dell, Chairman and CEO, Dell Computer Corporation lost $231.5 million on his 305.1 million shares.
Jerry Yang, Chief Yahoo! of Yahoo!, lost $159.4 million on his 45.4 million shares.
Stephen M. Case, chairman and CEO of America Online, lost $122.4 million on his 8.90 million shares.
Winner
Warren Buffett, chairman and CEO of Berkshire Hathaway, gained $570.0 million on his 474,998 shares.