Segment disclosures

Company overview

OMNICOM GROUP INC.

Each reported dimension combination stays separate. Revenue and operating income are shown as reported, with their dates and sources.

Revenue · Reported segment facts

2 dimension combinations 21 retained observations 13 reported periods

Counts describe retained dimensioned rows only. Periods and members can change across reports, and this view does not infer missing values or expected segment totals.

Operating Segments · Reportable Segment

Consolidation Items · Statement Business Segments

Source dimensions srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember;us-gaap:StatementBusinessSegmentsAxis=omc:ReportableSegmentMember
PeriodValueUnitFiledEvidence
2026-04-01 – 2026-06-306562500000 USD2026-07-29 · 04:59:25.000ZOpen filing evidence
2026-01-01 – 2026-06-3012805400000 USD2026-07-29 · 04:59:25.000ZOpen filing evidence
2026-01-01 – 2026-03-316242900000 USD2026-04-29 · 05:16:00.000ZOpen filing evidence
2025-01-01 – 2025-12-3117271900000 USD2026-02-21 · 03:30:05.000ZOpen filing evidence
2025-07-01 – 2025-09-304037100000 USD2025-10-22 · 01:55:23.000ZOpen filing evidence
2025-01-01 – 2025-09-3011743100000 USD2025-10-22 · 01:55:23.000ZOpen filing evidence
2025-04-01 – 2025-06-304015600000 USD2026-07-29 · 04:59:25.000ZOpen filing evidence
2025-01-01 – 2025-06-307706000000 USD2026-07-29 · 04:59:25.000ZOpen filing evidence
2025-01-01 – 2025-03-313690400000 USD2026-04-29 · 05:16:00.000ZOpen filing evidence
2024-01-01 – 2024-12-3115689100000 USD2026-02-21 · 03:30:05.000ZOpen filing evidence
2024-07-01 – 2024-09-303882600000 USD2025-10-22 · 01:55:23.000ZOpen filing evidence
2024-01-01 – 2024-09-3011366900000 USD2025-10-22 · 01:55:23.000ZOpen filing evidence
2024-04-01 – 2024-06-303853800000 USD2025-07-16 · 03:04:43.000ZOpen filing evidence
2024-01-01 – 2024-06-307484300000 USD2025-07-16 · 03:04:43.000ZOpen filing evidence
2024-01-01 – 2024-03-313630500000 USD2025-04-16 · 01:48:19.000ZOpen filing evidence
2023-01-01 – 2023-12-3114692200000 USD2026-02-21 · 03:30:05.000ZOpen filing evidence
2022-01-01 – 2022-12-3114289100000 USD2025-02-05 · 04:14:45.000ZOpen filing evidence

Reportable Segment · Operating Segments

Statement Business Segments · Consolidation Items

Source dimensions us-gaap:StatementBusinessSegmentsAxis=omc:ReportableSegmentMember;srt:ConsolidationItemsAxis=us-gaap:OperatingSegmentsMember
PeriodValueUnitFiledEvidence
2026-07-01 – 2026-09-306422800000 USD20261023Open filing evidence
2026-01-01 – 2026-09-3019228200000 USD20261023Open filing evidence
2025-07-01 – 2025-09-304037100000 USD20261023Open filing evidence
2025-01-01 – 2025-09-3011743100000 USD20261023Open filing evidence