OMC · Omnicom Group Inc. · Insider Trading
One customer — 1.8% of revenue (the twelve months ended September 30, 2026)
“Due to the diversified nature of our client base, we do not believe that we are exposed to a concentration of credit risk, as our largest client represented 1.8% of revenue for the twelve months ended September 30, 2026.”
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Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.
Insider Sentiment Score
Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.
| Date | Insider | Role | Type | Security | Shares |
|---|---|---|---|---|---|
| 2026-10-01 | MARTORE GRACIA C |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
696 |
| 2026-10-01 | Williams Valerie |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2021 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2025. |
Common Stock, par value $0.15 per share
|
696 |
| 2026-10-01 | Moore Patrick Q |
Director |
Award↑
|
Common Stock, par value $0.15 per share
|
697 |
| 2026-10-01 | Kissire Deborah J. |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
696 |
| 2026-10-01 | Pineda Patricia Salas |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
696 |
| 2026-10-01 | Gerstein Mark D |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
696 |
| 2026-10-01 | CHOKSI MARY C |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
696 |
| 2026-10-01 | WYATT E LEE |
Director |
Award↑
|
Common Stock, par value $0.15 per share
|
697 |
| 2026-10-01 | Santos Cassandra |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
696 |
| 2026-10-01 | Hawkins Ronnie S. |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
696 |
| 2026-10-01 | RICE LINDA JOHNSON |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
697 |
| 2026-10-01 | COLEMAN LEONARD S JR |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
696 |
| 2026-10-01 | Gerstein Mark D |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares, which represent a quarterly payment of his annual retainer, under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on July 9, 2026. |
Common Stock, par value $0.15 per share
|
305 |
| 2026-08-24 | RICE LINDA JOHNSON |
Director |
Sell↓
|
Common Stock, par value $0.15 per share
|
1,385 |
| 2026-08-15 | Castellaneta Andrew |
SVP, Chief Accounting Officer |
Tax↓
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
Includes 4,365 shares acquired under Omnicom's employee stock purchase plan. |
Common Stock, par value $0.15 per share
|
1,348 |
| 2026-08-15 | Simm Daryl |
Officer |
Tax↓
|
Common Stock, par value $0.15 per share
|
3,172 |
| 2026-08-15 | Januzzi Louis F |
Senior VP, Gen. Counsel & Sec. |
Tax↓
|
Common Stock, par value $0.15 per share
|
1,308 |
| 2026-07-16 | Januzzi Louis F |
Senior VP, Gen. Counsel & Sec. |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
These shares were acquired by the reporting person as a grant of restricted stock units (payable solely in common stock), which will vest 20% on August 15, 2027 and on each of the next four anniversaries thereof. |
Common Stock, par value $0.15 per share
|
7,720 |
| 2026-07-01 | CHOKSI MARY C |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
703 |
| 2026-07-01 | Moore Patrick Q |
Director |
Award↑
|
Common Stock, par value $0.15 per share
|
704 |
| 2026-07-01 | RICE LINDA JOHNSON |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
704 |
| 2026-07-01 | Santos Cassandra |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
703 |
| 2026-07-01 | Pineda Patricia Salas |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
703 |
| 2026-07-01 | MARTORE GRACIA C |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
703 |
| 2026-07-01 | Gerstein Mark D |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares, which represent a quarterly payment of his annual retainer, under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
308 |
| 2026-07-01 | Hawkins Ronnie S. |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
703 |
| 2026-07-01 | Kissire Deborah J. |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
703 |
| 2026-07-01 | Gerstein Mark D |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
703 |
| 2026-07-01 | WYATT E LEE |
Director |
Award↑
|
Common Stock, par value $0.15 per share
|
704 |
| 2026-07-01 | COLEMAN LEONARD S JR |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
703 |
| 2026-07-01 | Williams Valerie |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on April 9, 2026. |
Common Stock, par value $0.15 per share
|
703 |
| 2026-05-22 | Simm Daryl |
Officer |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
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. |
Common Stock, par value $0.15 per share
|
54,242 |
| 2026-05-22 | WREN JOHN |
Director, Chairman and CEO |
Tax↓
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
Represents shares withheld by the company for payment of tax liability incident to the vesting of PRSUs. |
Common Stock, par value $0.15 per share
|
38,767 |
| 2026-05-22 | ANGELASTRO PHILIP J |
Executive Vice President & CFO |
Tax↓
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
Represents shares withheld by the company for payment of tax liability incident to the vesting of PRSUs. |
Common Stock, par value $0.15 per share
|
24,922 |
| 2026-05-22 | Simm Daryl |
Officer |
Tax↓
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
Represents shares withheld by the company for payment of tax liability incident to the vesting of PRSUs. |
Common Stock, par value $0.15 per share
|
22,931 |
| 2026-05-22 | WREN JOHN |
Director, Chairman and CEO |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
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. |
Common Stock, par value $0.15 per share
|
75,938 |
| 2026-05-22 | ANGELASTRO PHILIP J |
Executive Vice President & CFO |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
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. |
Common Stock, par value $0.15 per share
|
48,818 |
| 2026-05-15 | WREN JOHN |
Director, Chairman and CEO |
Tax↓
|
Common Stock, par value $0.15 per share
|
4,397 |
| 2026-05-15 | Januzzi Louis F |
Senior VP, Gen. Counsel & Sec. |
Tax↓
|
Common Stock, par value $0.15 per share
|
1,849 |
| 2026-05-15 | ANGELASTRO PHILIP J |
Executive Vice President & CFO |
Tax↓
|
Common Stock, par value $0.15 per share
|
4,476 |
| 2026-05-15 | Simm Daryl |
Officer |
Tax↓
|
Common Stock, par value $0.15 per share
|
3,969 |
| 2026-04-01 | Williams Valerie |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on January 9, 2026. |
Common Stock, par value $0.15 per share
|
680 |
| 2026-04-01 | Hawkins Ronnie S. |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on January 9, 2026. |
Common Stock, par value $0.15 per share
|
680 |
| 2026-04-01 | Santos Cassandra |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on January 9, 2026. |
Common Stock, par value $0.15 per share
|
680 |
| 2026-04-01 | Gerstein Mark D |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on January 9, 2026. |
Common Stock, par value $0.15 per share
|
680 |
| 2026-04-01 | WYATT E LEE |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The amount reported herein includes 212 shares that were omitted from the amount of securities acquired by the reporting person on the reporting person's Form 4 filed on January 5, 2026. |
Common Stock, par value $0.15 per share
|
681 |
| 2026-04-01 | COLEMAN LEONARD S JR |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on January 9, 2026. |
Common Stock, par value $0.15 per share
|
680 |
| 2026-04-01 | Gerstein Mark D |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares, which represent a quarterly payment of his annual retainer, under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on January 9, 2026. |
Common Stock, par value $0.15 per share
|
298 |
| 2026-04-01 | Pineda Patricia Salas |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
The reporting person elected to defer receipt of these shares under the terms of the Omnicom Group Inc. 2026 Incentive Award Plan. Includes dividends on deferred shares that are reinvested in company stock, credited on January 9, 2026. |
Common Stock, par value $0.15 per share
|
680 |
| 2026-04-01 | RICE LINDA JOHNSON |
Director |
Award↑
Filing footnotes — Common Stock, par value $0.15 per share (Direct)
Includes dividends on deferred shares that are reinvested in company stock, credited on January 9, 2026. |
Common Stock, par value $0.15 per share
|
681 |