Interpublic is a global provider of marketing solutions. In the combination, the merged group is described as the world's leading marketing and sales company, with pro forma combined revenue of more than US$25 billion.
The deal was structured as a stock-for-stock acquisition in which Interpublic shareholders received 0.344 Omnicom shares for each Interpublic common share. On a fully diluted basis, legacy Interpublic shareholders own about 39.4% of the combined company, versus about 60.6% for legacy Omnicom shareholders.
The transaction closed on November 26 after all required regulatory approvals and other closing conditions were satisfied. The combined company will trade on the New York Stock Exchange under the OMC ticker symbol.