STOCK TITAN

Omnicom (NYSE: OMC) Co-President gets PRSU shares, withholds stock for taxes

Filing Impact
(Very High)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

OMNICOM GROUP INC. Co-President and Co-COO Daryl Simm reported compensation-related stock activity tied to performance awards. On May 22, 2026, performance restricted stock units granted in 2023 vested after the compensation committee confirmed return-on-equity goals versus an industry peer group were met. As part of this vesting, 22,931 shares were withheld to cover tax liabilities, while 54,242 shares were delivered to Simm. Following these transactions, he directly holds 276,971 shares of Omnicom common stock. The filing reflects incentive compensation and tax withholding, not open-market buying or selling.

Positive

  • None.

Negative

  • None.
Insider Simm Daryl
Role Co-President and Co-COO
Type Security Shares Price Value
Grant/Award Common Stock, par value $0.15 per share 54,242 $0.00 --
Tax Withholding Common Stock, par value $0.15 per share 22,931 $74.93 $1.72M
Holdings After Transaction: Common Stock, par value $0.15 per share — 276,971 shares (Direct, null)
Footnotes (1)
  1. On May 1, 2023, the reporting person was granted performance restricted stock units ("PRSUs") which vest based on the company's return on equity as compared to that of an industry peer group. The compensation committee of the board of directors of the company determined that the performance criteria had been met, resulting in the vesting of these shares on May 22, 2026. Represents shares withheld by the company for payment of tax liability incident to the vesting of PRSUs.
Shares withheld for taxes 22,931 shares Withheld for tax liability on PRSU vesting on May 22, 2026
Shares granted on PRSU vesting 54,242 shares Common stock delivered at $0.0000 per share on May 22, 2026
Post-transaction holdings 276,971 shares Total Omnicom common shares directly held after reported transactions
Tax withholding price $74.93 per share Value used for 22,931-share tax-withholding disposition
Tax-withholding shares count 1 transaction, 22,931 shares Form 4 transaction code F for non-derivative common stock
Grant/award shares count 1 transaction, 54,242 shares Form 4 transaction code A for non-derivative common stock
performance restricted stock units financial
"the reporting person was granted performance restricted stock units ("PRSUs") which vest based on the company's return on equity"
Performance restricted stock units (PRSUs) are promises to deliver company shares to employees or executives only if the business meets specific performance targets and any time-based holding rules. Think of them as a bonus that converts into stock only after set goals are reached, so investors watch PRSUs for two reasons: they can dilute existing shares if paid out, and they signal how closely management’s pay is tied to company performance.
PRSUs financial
"the reporting person was granted performance restricted stock units ("PRSUs") which vest based on the company's return on equity"
A PRSU is a type of employee equity award that turns into actual company shares only if preset performance goals are met over a specified time. Think of it like a prize that only pays out when a team hits agreed targets; investors watch PRSUs because they tie management pay to results, can increase the number of shares outstanding when paid, and therefore affect shareholder value and incentives.
return on equity financial
"which vest based on the company's return on equity as compared to that of an industry peer group"
Return on equity shows how effectively a company uses its shareholders' money to generate profit. It is calculated by dividing the company's net profit by its shareholders' equity, indicating how much profit is earned for each dollar invested by owners. Higher return on equity suggests the company is good at turning investments into earnings, which can be an important factor for investors assessing its profitability and efficiency.
industry peer group financial
"company's return on equity as compared to that of an industry peer group"
tax liability financial
"Represents shares withheld by the company for payment of tax liability incident to the vesting of PRSUs"
SEC Form 4
FORM 4UNITED 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)
Director10% Owner
XOfficer (give title below)Other (specify below)
Co-President and Co-COO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/22/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock, par value $0.15 per share05/22/2026A54,242(1)A$0276,971D
Common Stock, par value $0.15 per share05/22/2026F22,931(2)D$74.93254,040D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. On May 1, 2023, the reporting person was granted performance restricted stock units ("PRSUs") which vest based on the company's return on equity as compared to that of an industry peer group. The compensation committee of the board of directors of the company determined that the performance criteria had been met, resulting in the vesting of these shares on May 22, 2026.
2. Represents shares withheld by the company for payment of tax liability incident to the vesting of PRSUs.
/s/ Eric J. Cleary, Attorney in Fact for Daryl Simm05/27/2026
** Signature of Reporting PersonDate
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 insider transactions did Omnicom (OMC) report for Daryl Simm?

Omnicom reported that Co-President and Co-COO Daryl Simm received a grant of 54,242 common shares at no cost upon PRSU vesting, and 22,931 shares were withheld by the company to cover tax obligations related to that vesting.

Why did Omnicom (OMC) withhold 22,931 shares from Daryl Simm?

The 22,931 shares withheld from Daryl Simm represent shares retained by Omnicom to pay tax liabilities arising from the vesting of his performance restricted stock units, a common non-cash method of satisfying income-tax obligations on stock-based compensation.

What performance conditions triggered Daryl Simm’s PRSU vesting at Omnicom (OMC)?

Daryl Simm’s PRSUs vested after Omnicom’s compensation committee determined that performance criteria were met, based on the company’s return on equity compared with an industry peer group, leading to the delivery of shares on May 22, 2026.

How many Omnicom (OMC) shares does Daryl Simm hold after these transactions?

After the PRSU vesting and related tax withholding, Daryl Simm directly holds 276,971 shares of Omnicom common stock. This figure reflects his updated ownership position following the grant and the company’s withholding of shares to cover tax obligations.

Was Daryl Simm’s Omnicom (OMC) Form 4 an open-market stock sale?

No, the Form 4 shows no open-market sale. It reports a performance-based share grant and a tax-withholding disposition, where 22,931 shares were withheld by Omnicom to pay taxes, rather than sold in the open market.