Quintiles Transnational Holdings has filed a registration statement with the U.S. Securities and Exchange Commission (SEC) relating to a proposed initial public offering of its common stock.

The number of shares to be offered by Quintiles and its shareholders, and the price range for the offering, have not yet been determined. Research Triangle Park, N.C.-based Quintiles expects to use the net proceeds from the offering to repay a portion of its existing long-term debt and for general corporate purposes.

Morgan Stanley, Barclays and J.P. Morgan are serving as joint lead book-running managers for the offering. Citigroup, Goldman, Sachs, Wells Fargo Securities, BofA Merrill Lynch and Deutsche Bank Securities are serving as book-running managers for the offering.  Baird, William Blair and Jefferies are serving as lead co-managers, and Piper Jaffray and UBS Investment Bank are serving as co-managers for the offering.

The offering will be made only by means of a prospectus.   Once available, copies of the preliminary prospectus relating to the offering may be obtained from:  Morgan Stanley & Co. LLC, Attention: Prospectus Department, 180 Varick Street, 2nd Floor, New York, NY 10014, via telephone: (866) 718-1649, or by email, prospectus@morganstanley.com; Barclays Capital Inc. c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717 via telephone: (888) 603-5847, or by email, barclaysprospectus@broadridge.com; J.P. Morgan Securities LLC, Attention: Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717 or via telephone: (866) 803-9204.

A registration statement relating to these securities has been filed with the SEC, 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.