Quintiles Transnational Holdings has launched a secondary public offering of its common stock by certain shareholders of Quintiles who are offering for sale to the public 15 million shares of Quintiles’ common stock owned by them.

The selling shareholders will grant to the underwriters of the secondary offering an option to purchase up to 2.25 million shares of additional common stock. Quintiles is not offering any stock in this transaction and will not receive any proceeds from the sale of the shares by the selling shareholders in this offering.

A registration statement relating to these securities has been filed with the Securities and Exchange Commission, but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. The offering will be made only by means of a prospectus.