OMC OMNICOM GROUP INC Company Mergers 8-K Filing 2025 - Merger Agreement Omnicom Group Inc. announced a merger agreement with The Interpublic Group of Companies, Inc. on December 8, 2024, with stockholder meetings scheduled for March 18, 2025, to discuss the merger, amid ongoing lawsuits alleging disclosure deficiencies.Get access to all SEC 8-K filings of the OMNICOM GROUP INC