---
schema_version: "secwatch.filing_event.v1"
accession: "0001213900-25-104221"
form_type: "8-K"
ticker: "OMC"
cik: "0000029989"
company_name: "OMNICOM GROUP INC."
filed_at: "2025-10-30T23:59:59+00:00"
generated_at: "2026-05-17T01:26:56.069682+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Omnicom and IPG extend exchange offer deadline to Nov 28, 2025, pending merger close

## Summary
- Expiration date of exchange offers and consent solicitations extended from Oct 31 to Nov 28, 2025.
- Merger between Omnicom and IPG expected to close by end of November 2025.
- Omnicom will issue new notes in exchange for IPG notes, subject to merger closing.
- Offers and solicitations are conditioned upon closing of the merger.

## SEC filing metadata
- accession: 0001213900-25-104221
- form_type: 8-K
- ticker: OMC
- cik: 0000029989
- company_name: OMNICOM GROUP INC.
- filed_at: 2025-10-30T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/29989/000121390025104221/0001213900-25-104221-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/29989/000121390025104221/ea0263119-8k_omnicom.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001213900-25-104221
- JSON: https://secwatch.observer/filing/0001213900-25-104221.json
- Plain text: https://secwatch.observer/filing/0001213900-25-104221.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.