These are the top 5 companies ranked by Current Market Capitalization (U.S.$ millions)
Rank Company Market Cap Country
1 Apple Inc. - $655,572 UNITED STATES
2 Exxon Mobil Corporation -$396,521 UNITED STATES
3 Microsoft Corporation -$392,854 UNITED STATES
4 Berkshire Hathaway Inc. - $374,379 UNITED STATES
5 Google Inc. - $352,777 UNITED STATES