Other Information
−Removed: During the quarter ended June 30, 2025, none of the Company’s directors or officers adopted, modified, or terminated a Rule 10b5-1 trading arrangement, or a non-Rule 10b5-1 trading arrangement, in each case as defined in Item 408 of Regulation S-K.
−Removed: 10.1 Amended and Res tated Employment Agreement dated as of May 1 2 , 2025 by and among Omnicom Management Inc.
−Removed: , Om nicom Group Inc.
−Removed: Wren (Exhibit 10.1 to our Current Report on Form 8-K (File No.
−Removed: 1-10551) filed on May 14, 2025 and incorporated herein by reference).
+Added: During the quarter ended September 30, 2025, none of the Company’s directors or officers adopted, modified, or terminated a Rule 10b5-1 trading arrangement, or a non-Rule 10b5-1 trading arrangement, in each case as defined in Item 408 of Regulation S-K.
31.1 Certification of the Chairman and Chief Executive Officer required by Rule 13a-14(a) under the Securities Exchange Act of 1934, as amended.
11 unchanged sentences
OMNICOM GROUP INC.
−Removed: July 16, 2025 /s/ P HILIP J.
+Added: October 22, 2025 /s/ P HILIP J.
Executive Vice President and Chief Financial Officer (Principal Financial Officer and Authorized Signatory)
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.