OMNICOM GROUP INC. — Director's Dealing 2007

Mar 29, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OMNICOM GROUP INC (OMC)
CIK: 0000029989
Period of Report: 2007-03-27

Reporting Person: Birkin Michael (Vice Chairman)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-03-27	Common Stock, par value $0.15 per share	A	7500	—	Acquired	39784	Direct

Footnotes

F1: These shares were acquired by the reporting person as a grant of restricted stock, which will vest 20% each year for the next
five years.

F2: This is adjusted downward by 100 shares to correct a miscalculation due to administrative oversight in a Form
4 filed on March 21, 2007. This includes 2,255 shares acquired under Omnicom's employee stock purchase plan.