Philippe Krakowsky - Nov 26, 2025 Form 4 Insider Report for OMNICOM GROUP INC. (OMC)

Role: Co-President and Co-COO, Director
Signature: /s/ Eric J. Cleary, Attorney-in-Fact for Philippe Krakowsky
Stock symbol: OMC
Transactions as of: Nov 26, 2025
Transactions value $: $0
Form type: 4
Date filed: 11/28/2025, 04:30 PM
Previous filing: Mar 4, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
KRAKOWSKY PHILIPPE	Co-President and Co-COO, Director	C/O OMNICOM GROUP INC., 280 PARK AVENUE, NEW YORK	/s/ Eric J. Cleary, Attorney-in-Fact for Philippe Krakowsky	2025-11-28	0001214656

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		+104K			104K	Nov 26, 2025	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	OMC	Stock Option (right to buy)	Award		+86K			86K	Nov 26, 2025	Common Stock	86K	$67.82	Direct	F2

* 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 converted into the Issuer's common stock, according to the terms of the Merger Agreement.
F2	Pursuant to the Merger Agreement, the Reporting Person's option to purchase IPG common stock converted into a vested option to purchase Issuer 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 converted into the Issuer's common stock, according to the terms of the Merger Agreement.

Pursuant to the Merger Agreement, the Reporting Person's option to purchase IPG common stock converted into a vested option to purchase Issuer common stock, according to the terms of the Merger Agreement.