{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-273521","form_type":"8-K","ticker":null,"cik":"0000051644","company_name":"INTERPUBLIC GROUP OF COMPANIES, INC.","filed_at":"2024-12-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:10.777681+00:00","generated_at":"2026-05-29T05:54:14.733017+00:00","sec_items":["1.01","5.02","5.03","9.01"],"event_type":"m_and_a","sentiment":"neutral","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Omnicom agrees to acquire IPG: each IPG share to be exchanged for 0.344 Omnicom shares","bullets":["IPG shareholders receive 0.344 Omnicom shares per share; deal expected to close by Dec 2025, extendable to June 2026.","IPG CEO Philippe Krakowsky to become Omnicom Co-President and COO; three IPG directors join Omnicom board.","Termination fees: IPG pays $439M for superior proposal; Omnicom pays $676M if it backs out.","IPG extends change-of-control agreements for Krakowsky, Johnson, Bonzani, and Carroll through Dec 2027.","IPG amends bylaws to add exclusive forum provision for stockholder litigation."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-273521","json":"https://secwatch.observer/filing/0001193125-24-273521.json","markdown":"https://secwatch.observer/filing/0001193125-24-273521.md","text":"https://secwatch.observer/filing/0001193125-24-273521.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/51644/000119312524273521/0001193125-24-273521-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/51644/000119312524273521/d899924d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-29T05:54:14.733017+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"8911569f83d8a1aff6282e54cae327acba57491f","claim":"INTERPUBLIC GROUP OF COMPANIES, INC.: Amended By-Laws to include an exclusive forum provision (effective 2024-12-08).","evidence_excerpt":"On December 8, 2024, IPG’s By-Laws were amended to include an exclusive forum provision.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/51644/000119312524273521/0001193125-24-273521-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2024-12-08"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}