Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities
−Removed: Our common stock is listed and trades on the NYSE under the symbol OMC.
+Added: Our common stock is listed and trades on the New York Stock Exchange (NYSE) under the symbol “OMC”.
As of January 30, 2026, there were 5,302 shareholders of record.
+Added: Cash Dividends
+Added: During 2025, we paid quarterly cash dividends of $0.70 per share to shareholders of record in the first three quarters of the year.
+Added: During the fourth quarter of 2025, the Board of Directors (the “Board”) approved a quarterly cash dividend of $0.80 per share to shareholders of record, reflecting a $0.10 per share increase, for a total of $2.90 per share for the year.
+Added: Although we intend to continue to pay quarterly cash dividends, the declaration and payment of future dividends is subject to the discretion of the Board and will depend on financial and legal requirements and capital allocation considerations.
+Added: Purchases of Equity Securities by the Issuer
Common stock repurchase activity during the three months ended December 31, 2025 was:
13 unchanged sentences
5,097,604 $77.59 — —
−Removed: During the three months ended December 31, 2024, we withheld 85,005 shares of common stock from employees to satisfy estimated statutory income tax obligations related to the vesting of restricted stock awards and exercises of stock options.
−Removed: The value of the stock withheld was based on the closing price of our common stock on the applicable vesting date.
+Added: During the three months ended December 31, 2025, we withheld 5,034,453 shares of common stock for general corporate purposes in the open market, including under a plan meeting the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and we withheld 63,151 shares from employees to satisfy estimated statutory income tax
+Added: obligations related to vesting of restricted stock awards and stock option exercises.
+Added: The value of the common stock withheld was based on the closing price of our common stock on the applicable vesting or exercise date.
+Added: Recent Sales of Unregistered Securities
There were no unregistered sales of equity securities during the three months ended December 31, 2025.
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.