Patrick Q. Moore - 26 Nov 2025 Form 4 Insider Report for OMNICOM GROUP INC. (OMC)

Role: Director
Signature: /s/ Eric J. Cleary, Attorney-in-Fact for Patrick Moore
Issuer symbol: OMC
Transactions as of: 26 Nov 2025
Net transactions value: $0
Form type: 4
Filing time: 28 Nov 2025, 16:30:02 UTC
Previous filing: 05 May 2025
Next filing: 05 Jan 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Moore Patrick Q	Director	C/O OMNICOM GROUP INC., 280 PARK AVENUE, NEW YORK	/s/ Eric J. Cleary, Attorney-in-Fact for Patrick Moore	28 Nov 2025	0001640619

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	OMC	Common Stock, par value $0.15 per share	Award		+22,269			22,269	26 Nov 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Pursuant to that certain Agreement and Plan of Merger, dated as of December 8, 2024 (the "Merger Agreement"), by and among the Issuer, The Interpublic Group of Companies, Inc. ("IPG") and EXT Subsidiary Inc. ("Merger Sub"), Merger Sub merged with and into IPG, with IPG surviving as a wholly owned subsidiary of the Issuer. Pursuant to the Merger Agreement, the Reporting Person's IPG common stock and restricted stock awards converted into the Issuer's common stock, according to the terms of the Merger Agreement.

Content

Pursuant to that certain Agreement and Plan of Merger, dated as of December 8, 2024 (the "Merger Agreement"), by and among the Issuer, The Interpublic Group of Companies, Inc. ("IPG") and EXT Subsidiary Inc. ("Merger Sub"), Merger Sub merged with and into IPG, with IPG surviving as a wholly owned subsidiary of the Issuer. Pursuant to the Merger Agreement, the Reporting Person's IPG common stock and restricted stock awards converted into the Issuer's common stock, according to the terms of the Merger Agreement.