Publicis Groupe, Omnicom End of Waiting Period Under HSR

Omnicom Group Inc. (NYSE: OMC ) and Publicis Groupe SA (OTC: PUBGY ) today announced that the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, as amended, ("HSR") has expired in connection with the previously announced merger of Publicis Groupe and Omnicom. The companies also