It's something many have heard but few understand. You might know that a

Fortune 500
What Is the Fortune 500?
Fortune
closely held companies as measured by gross revenue
How Are Companies Selected?
10-K
cannot be a subsidiary
Berkshire Hathaway
BRK-B
Notable Changes to the List
Walmart Regains Top Spot
Walmart
WMT
Exxon
XOM
Phillips 66 Debuts at Number Four
Phillips 66
PSX
ConocoPhillips
COP
Apple Is Finally in the Top 10
Apple
AAPL
Eastman Kodak Didn't Make the List
USA Today
Interesting Facts from the 2013 List
  • Only 57 Companies Left - According to Fortune, only 57 companies have been on the list every year since it began in 1955.
     
  • The Youngest CEO Is - You guessed it, Facebook's (Nasdaq:FB) Mark Zuckerberg.
     
  • If All Fortune 500 Companies Were a Country - It would be the second largest country in the world, as measured by total sales of the companies versus the GDP of those countries.
The List as an Economic Indicator
What Does Fortune 500 Turnover Mean?,
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At the time of writing, Tim Parker did not own any shares in any company mentioned in this article.