Omnicom Group director acquires 635 shares of company stock

Omnicom Group Inc. director Linda Johnson Rice reported an acquisition of company stock.

Rhea-AI Filing Summary

Omnicom Group Inc. director Linda Johnson Rice reported an acquisition of company stock. On 01/01/2026, she acquired 635 shares of Omnicom Group common stock at a stated price of $0 per share, increasing her beneficial ownership to 12,849.36 shares held directly. The filing notes that this total includes dividends on deferred shares that were reinvested in company stock and credited on October 10, 2025.

Insider Trade Summary

Grant/Award: 635 shares

Grant/Award 1 txn

Insider RICE LINDA JOHNSON

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.15 per share	635	$0.00	$0.00

Holdings After Transaction: Common Stock, par value $0.15 per share — 12,849.36 shares (Direct)

Footnotes (1)

1. F1. Includes dividends on deferred shares that are reinvested in company stock, credited on October 10, 2025.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Omnicom Group Inc. (OMC) disclose?

Omnicom Group Inc. disclosed that director Linda Johnson Rice acquired 635 shares of common stock on 01/01/2026 at a stated price of $0 per share.

How many Omnicom Group Inc. (OMC) shares does the reporting person now beneficially own?

Following the reported transaction, Linda Johnson Rice beneficially owns 12,849.36 shares of Omnicom Group common stock, held directly.

What type of security was involved in this Omnicom Group Inc. (OMC) insider transaction?

The transaction involved common stock of Omnicom Group Inc., with a par value of $0.15 per share.

Was the Omnicom Group Inc. (OMC) transaction an acquisition or a disposition of shares?

The transaction was an acquisition of shares. Linda Johnson Rice acquired 635 shares of Omnicom Group common stock.

Does the Omnicom Group Inc. (OMC) filing explain fractional shares in the director’s holdings?

Yes. The filing states that the reported total includes dividends on deferred shares that were reinvested in company stock and credited on October 10, 2025, which helps explain the fractional share amount.

What is Linda Johnson Rice’s role at Omnicom Group Inc. (OMC)?

Linda Johnson Rice is identified as a director of Omnicom Group Inc. in the filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/05/2026 - 07:58 PM EST Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

RICE LINDA JOHNSON

(Last) (First) (Middle)

C/O OMNICOM GROUP INC.

280 PARK AVENUE

(Street)

NEW YORK NY 10017

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
OMNICOM GROUP INC. [ OMC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
01/01/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, par value $0.15 per share	01/01/2026		A		635	A	$0	12,849.36(1)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes dividends on deferred shares that are reinvested in company stock, credited on October 10, 2025.

	/s/ Eric J. Cleary, Attorney in Fact for Linda Johnson Rice	01/05/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.