MasterCard Class B common stock Voluntary Conversion Program - Open Conversion Program

On July 6, 2010 the Open Conversion Program in which participants would complete conversion instruction forms and submit them by mail will commence and operate continuously thereafter. Click here for a detailed description of the Open Conversion Program. Click here for Open Conversion Program FAQs.

Upcoming Blackout periods for the Open Conversion Program

Conversion and Sale Instruction forms submitted between July 20, 2010 and July 26, 2010 will be reviewed upon receipt and if approved the stock tendered will be converted on July 27, 2010.

Conversion and Transfer Instruction forms submitted between July 6, 2010 and July 26, 2010 will be reviewed upon receipt and if approved the stock tendered will be converted on July 27, 2010.

Retirement of Class M common stock

On June 1, 2010, the percentage of shares of Class B common stock first dropped below 15% of the aggregate outstanding shares of the Class A common stock and Class B common stock. Accordingly, pursuant to Article IV Section 4.3(G)(2)(b) of the MasterCard Incorporated Amended and Restated Certificate of Incorporation dated June 10, 2009, all outstanding shares of MasterCard Incorporated Class M common stock were automatically transferred to MasterCard Incorporated and are no longer available for issue or reissue. For more information please read the Form 8-K filed on June 2, 2010, available in the Investor Relations section of MasterCard’s corporate website.