Patheon, a CRO based in Durham, N.C., has filed a registration statement with the Securities and Exchange Commission (SEC) relating to the proposed initial public offering of its common stock. The number of shares to be offered and the price range for the offering have not yet been determined.

The registration statement has not yet become effective and the shares to be registered may not be sold nor may offers to buy be accepted prior to the time when the registration statement becomes effective.

With approximately 8,700 employees worldwide, Patheon provides a comprehensive, integrated and highly customizable set of solutions to help customers of all sizes satisfy complex development and manufacturing needs at any stage of the pharmaceutical development cycle.  The company is owned by JLL Partners and Royal DSM.