On December 9, 2024, Omnicom Group Inc. announced its intention to acquire The Interpublic Group of Companies in a significant stock-for-stock transaction, which has been unanimously approved by both companies’ boards. This merger aims to create a premier marketing and sales company, combining their extensive marketing expertise and innovative services on a cutting-edge sales and marketing platform.
Under the agreement, Interpublic shareholders will receive 0.344 shares of Omnicom for each share they own. Post-transaction, Omnicom shareholders will control 60.6% of the new entity, while Interpublic shareholders will hold 39.4%. The merger is expected to yield annual cost synergies of $750 million.
The newly formed Omnicom will employ over 100,000 professionals, delivering comprehensive services across various sectors including media, digital commerce, and public relations. John Wren will remain as Chairman and CEO, with Philippe Krakowsky of Interpublic serving as Co-President alongside Daryl Simm as the COO.
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Both executives emphasized the strategic advantages of this merger, which aims to leverage complementary strengths and accelerate innovation in response to rapid technological advancements in the marketing landscape. The deal is projected to close in the second half of 2025, pending shareholder and regulatory approvals. The combined company will continue to operate under the Omnicom name and trade under the ticker symbol “OMC” on the New York Stock Exchange.