OMNICOM GROUP INC. — Director's Dealing 2007

Oct 19, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OMNICOM GROUP INC (OMC)
CIK: 0000029989
Period of Report: 2007-10-17

Reporting Person: Birkin Michael (Vice Chairman)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-10-17	Common Stock, par value $0.15 per share	F	749	$52.35	Disposed	80772	Direct

Footnotes

F1: This includes 5,032 shares acquired under Omicom's employee stock purchase plan.

F2: The number of shares reported reflects a two-for-one split effected in the form of a 100% stock dividend distributed on June
25, 2007.