OMNICOM GROUP INC. — Director's Dealing 2010

Mar 12, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OMNICOM GROUP INC (OMC)
CIK: 0000029989
Period of Report: 2010-03-10

Reporting Person: Brymer Charles E (President & CEO DDB Worldwide)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-03-10	Common Stock, par value $0.15 per share	M	40000	$31.175	Acquired	53227	Direct
2010-03-10	Common Stock, par value $0.15 per share	S	40000	$38.758	Disposed	13227	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-03-10	Employee Stock Option (right to buy)	$31.175	M	40000	Disposed	2011-10-02	Common Stock (40000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, par value $0.15 per share	785.008	Indirect

Footnotes

F1: This includes 1,942 shares acquired under Omnicom's employee stock purchase plan.

F2: The reported sale price reflects the weighted average price of multiple transactions on March 10, 2010. The actual sales
prices for the transactions ranged from $38.71 to $38.79.