List of Corporations By Market Capitalization - Record Market Capitalizations

Record Market Capitalizations

On 5 November 2007 A shares of Petrochina in first day of trading after its IPO on Shanghai Stock Exchange skyrocketed from the IPO price of 16.7 RMB to 43.96 RMB by the close (opening price was even 48.6 RMB). That gives a market capitalization of about $1 trillion. Only 4 billion of A shares were floated during the IPO, another 158 billion of A shares were still held by China National Petroleum Corporation. 21 billion of H Shares were already floated on Hong Kong Stock Exchange. However market capitalization based on H-shares never reached $500 billion.

On August 22, 2012 Apple Inc. closed at a record high share price of $668.87. With 936,596,000 outstanding shares (as of June 30, 2012), it had a market capitalization of $627.00 billion. The prior record has been held by Microsoft since December 30, 1999 when it reached an intraday high share price of $119.94. With 5,160,024,593 outstanding shares (as of November 30, 1999), it had a market capitalization of $618.9 billion. Adjusting for inflation to 2012, Microsoft's market capitalization would be even $846 billion.