Omnicom (OMC) 4: Januzzi Louis F bought 7,720 shares at $0.00 on 2026-07-16 (Jul 20, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-07-16 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: OMNICOM GROUP INC. (OMC) CIK: 0000029989 --- Reporting Owner --- Name: Januzzi Louis F CIK: 0001963837 Role: Officer (Senior VP, Gen. Counsel & Sec.) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock, par value $0.15 per share Date: 2026-07-16 | Code: A (Grant or award) Shares: +7,720 | Price: $0.00 Shares Owned After: 40,866.453 | Ownership: D (Direct) Footnotes: [F1] These shares were acquired by the reporting person as a grant of restricted stock units (payable solely in common stock), which will vest 20% on August 15, 2027 and on each of the next four anniversaries thereof. --- Footnotes (Complete Index) --- F1: These shares were acquired by the reporting person as a grant of restricted stock units (payable solely in common stock), which will vest 20% on August 15, 2027 and on each of the next four anniversaries thereof. --- Signature --- /s/ /s/ Eric J. Cleary, Attorney in Fact for Louis F. Januzzi (2026-07-20)