Omnicom (OMC) Co-President Daryl Simm granted 59,415 restricted stock units

Rhea-AI Filing Summary

Simm Daryl reported acquisition or exercise transactions in this Form 4 filing.

OMNICOM GROUP INC. Co-President and Co-COO Daryl Simm received a grant of 59,415 shares of common stock in the form of restricted stock units, payable solely in common stock. These units vest in three equal installments of 33 1/3% each, beginning on May 15, 2027 and on each of the next two anniversaries. Following this equity award, Simm holds a total of 226,698 shares of Omnicom common stock directly, reflecting his ongoing equity-based compensation and alignment with shareholders.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Simm Daryl

Role Co-President and Co-COO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock, par value $0.15 per share	59,415	$0.00	--

Holdings After Transaction: Common Stock, par value $0.15 per share — 226,698 shares (Direct)

Footnotes (1)

1. [object Object]

Form 4 Insider Transactions: What Each Field Means →

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^*

Simm Daryl

(Last) (First) (Middle)

C/O OMNICOM GROUP INC.

280 PARK AVENUE

(Street)

NEW YORK NEW YORK 10017

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Co-President and Co-COO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/25/2026

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

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

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

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	03/25/2026		A		59,415(1)	A	$0	226,698	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. These shares were acquired by the reporting person as a grant of restricted stock units (payable solely in common stock), which will vest 33 1/3% on May 15, 2027 and on each of the next two anniversaries thereof.

	/s/ Eric J. Cleary, Attorney in Fact for Daryl Simm	03/27/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What did OMNICOM GROUP INC. (OMC) disclose about Daryl Simm's latest equity award?

OMNICOM GROUP INC. disclosed that Co-President and Co-COO Daryl Simm received a grant of 59,415 restricted stock units. The award is payable solely in common stock and represents part of his equity-based compensation, increasing his total directly held common shares to 226,698.

How do Daryl Simm’s new restricted stock units at OMC vest over time?

The 59,415 restricted stock units granted to Daryl Simm vest in three equal installments. Specifically, 33 1/3% will vest on May 15, 2027, with additional 33 1/3% portions vesting on each of the next two anniversaries, creating a three-year vesting schedule.

What is Daryl Simm’s total Omnicom (OMC) common stock holding after this Form 4?

After the reported grant, Daryl Simm holds 226,698 shares of Omnicom common stock directly. This figure includes the newly awarded 59,415 restricted stock units, which are structured to convert into common stock as they vest over the three-year period beginning in 2027.

Was Daryl Simm’s Omnicom (OMC) stock grant an open-market purchase or compensation award?

The transaction was a compensation award, not an open-market purchase. The filing identifies it as a grant of restricted stock units with a transaction code indicating a grant or award, and the price per share field is zero, consistent with equity compensation rather than a market trade.

What type of security did Daryl Simm receive in the latest Omnicom (OMC) filing?

Daryl Simm received restricted stock units tied to Omnicom’s common stock with a par value of $0.15 per share. These units are payable solely in common stock, meaning that upon vesting they will settle in Omnicom shares rather than cash or other consideration.

Does the Form 4 for Omnicom (OMC) show any stock sales by Daryl Simm?

No stock sales are shown in this Form 4. The filing reflects only an acquisition transaction coded as a grant or award of 59,415 restricted stock units, with no reported dispositions or open-market sales by Daryl Simm in the reported period.