Omnicom Group Inc. (OMC)

NYSE: OMC · Services-Advertising Agencies · New York, NY · filing with the SEC since 1994

Grade6.7

◀ Past 7.2● Present 7.0▶ Future 5.7

Overview Business Financials Grade Forecast Sentiment Ownership People Filings Patents Chart

Filings

290 filings since 2017 beside 635 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026

Due nextLarge accelerated filer

10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027

10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 22 days after the quarter ended. The proxy statement was last filed Mar 26, 2026.

Filings a yearinsider forms included

8978807687106113101

20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 5 times in the last 36 months, the newest Oct 6, 2026.SEC letters: 4 in the last 36 months, the newest Dec 10, 2025.

Insider forms 635

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk

Nov 10, 2026 SCHEDULE 13G Large holder notice

Oct 23, 2026 10-Q Quarterly report Sep 30, 2026

Oct 22, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report

Oct 6, 2026 8-K item 5.02 Officer or director change · Current report Oct 1, 2026

Aug 7, 2026 SCHEDULE 13G Large holder notice

Jul 31, 2026 SCHEDULE 13G/A Large holder update, amended

Jul 29, 2026 10-Q Quarterly report Jun 30, 2026

Jul 28, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report

Jun 29, 2026 11-K Employee plan annual report Dec 31, 2025

May 12, 2026 SCHEDULE 13G Large holder notice

May 8, 2026 8-K item 5.07 Shareholder vote · Current report May 5, 2026

Apr 30, 2026 SCHEDULE 13G Large holder notice

Apr 29, 2026 SCHEDULE 13G Large holder notice

Apr 29, 2026 10-Q Quarterly report Mar 31, 2026

Apr 28, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report

Mar 27, 2026 SCHEDULE 13G/A Large holder update, amended

Mar 26, 2026 ARS Annual report to shareholders Dec 31, 2025

Mar 26, 2026 DEFA14A Extra proxy material

Mar 26, 2026 DEF 14A Proxy statement May 5, 2026

Mar 12, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report

Mar 3, 2026 CERT Exchange listing certification

Mar 2, 2026 8-A12B Class of securities registered for listing

Mar 2, 2026 8-K items 1.01, 2.03, 9.01 Major agreement signed; New debt or obligation taken on · Current report

Feb 27, 2026 424B2 Offering prospectus, notes or structured products

Feb 25, 2026 FWP Offering communication

Feb 25, 2026 424B2 Offering prospectus, notes or structured products

Feb 20, 2026 10-K Annual report Dec 31, 2025

Feb 18, 2026 8-K items 2.02, 7.01, 9.01 Results released; Investor disclosure (Regulation FD) · Current report

Jan 29, 2026 8-K items 5.02, 5.07, 9.01 Officer or director change; Shareholder vote · Current report Jan 28, 2026

Jan 28, 2026 S-8 Employee stock plan registration

Jan 8, 2026 SCHEDULE 13G Large holder notice

Dec 22, 2025 DEF 14A Proxy statement Jan 28, 2026

Dec 12, 2025 EFFECT Registration effective

Dec 12, 2025 424B3 Shelf offering

Dec 10, 2025 PRE 14A Preliminary proxy statement

Dec 10, 2025 CORRESP Reply to the SEC

Dec 5, 2025 SCHEDULE 13G Large holder notice

40 of 290 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton OMC · research, not advice