Omnicom Group Inc. SEC filings OMC
Omnicom Group Inc. has 1,001 filings in SEC EDGAR's recent list, going back to Mar 29, 2016. Its latest annual report, Form ARS, was filed on Mar 26, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 23, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 22, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B2 | Prospectus | Feb 27, 2026 | — |
| 424B2 | Prospectus | Feb 27, 2026 | — |
| FWP | Free writing prospectus | Feb 25, 2026 | — |
| FWP | Free writing prospectus | Feb 25, 2026 | — |
| 424B2 | Prospectus | Feb 25, 2026 | — |
| 424B2 | Prospectus | Feb 25, 2026 | — |
| S-8 | Employee stock plan registration | Jan 28, 2026 | — |
| 424B3 | Prospectus | Dec 12, 2025 | — |
| S-4 | Registration for a merger or exchange | Dec 3, 2025 | — |
| S-8 | Employee stock plan registration | Nov 26, 2025 | — |
| 424B3 | Prospectus | Jan 30, 2025 | — |
| S-4/A | Filing | Jan 29, 2025 | — |
| S-4 | Registration for a merger or exchange | Jan 17, 2025 | — |
| S-3ASR | Automatic shelf registration | Oct 21, 2024 | — |
| 424B2 | Prospectus | Jul 31, 2024 | — |
| FWP | Free writing prospectus | Jul 30, 2024 | — |
| 424B2 | Prospectus | Jul 30, 2024 | — |
| 424B2 | Prospectus | Feb 29, 2024 | — |
| FWP | Free writing prospectus | Feb 28, 2024 | — |
| 424B2 | Prospectus | Feb 28, 2024 | — |
| 424B2 | Prospectus | Nov 19, 2021 | — |
| FWP | Free writing prospectus | Nov 17, 2021 | — |
| 424B2 | Prospectus | Nov 17, 2021 | — |
| S-3ASR | Automatic shelf registration | Nov 12, 2021 | — |
| S-8 | Employee stock plan registration | May 6, 2021 | — |
| 424B2 | Prospectus | Apr 29, 2021 | — |
| FWP | Free writing prospectus | Apr 28, 2021 | — |
| 424B5 | Prospectus supplement | Apr 28, 2021 | — |
| 424B2 | Prospectus | Mar 30, 2020 | — |
| FWP | Free writing prospectus | Mar 27, 2020 | — |
| 424B5 | Prospectus supplement | Mar 27, 2020 | — |
| 424B2 | Prospectus | Feb 20, 2020 | — |
| FWP | Free writing prospectus | Feb 19, 2020 | — |
| 424B2 | Prospectus | Feb 19, 2020 | — |
| S-3ASR | Automatic shelf registration | Feb 19, 2020 | — |
| 424B2 | Prospectus | Jun 26, 2019 | — |
| FWP | Free writing prospectus | Jun 24, 2019 | — |
| 424B2 | Prospectus | Jun 24, 2019 | — |
| S-3ASR | Automatic shelf registration | May 21, 2019 | — |
| S-3ASR | Automatic shelf registration | Dec 4, 2017 | — |
| 424B3 | Prospectus | Mar 29, 2016 | — |
| FWP | Free writing prospectus | Mar 29, 2016 | — |
Showing 42 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Services-Advertising Agencies (SIC 7311)
- Listed as
- OMC (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- NY
- Headquarters
- New York, NY
- SEC filer status
- Large accelerated filer
- SEC CIK
- 29989
- Former names
- OMNICOM GROUP INC (until Feb 19, 2013)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.