---
schema_version: "secwatch.filing_event.v1"
accession: "0000029989-26-000008"
form_type: "8-K"
ticker: "OMC"
cik: "0000029989"
company_name: "OMNICOM GROUP INC."
filed_at: "2026-04-28T23:59:59+00:00"
generated_at: "2026-05-15T03:21:38.105297+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Omnicom Q1 core revenue +3.9% organic, adj. EPS $1.90 (+12%), $2.8B in buybacks

## Summary
- Core Operations revenue $5.6B, up 3.9% organically; Adj. EBITA margin 14.8% vs 12.4% a year ago.
- Non-GAAP adjusted diluted EPS of $1.90, up 11.8% YoY; GAAP diluted EPS $1.35.
- Repurchased $2.8B of stock in Q1 under $5B authorization; on track for $3.5B in FY2026.
- Integration costs $59.4M, loss on dispositions $34.3M; repositioning costs $4.1M in Q1.
- Long-term debt/EBITDA 9.8x, net debt/EBITDA 5.6x pro forma; interest expense up $42.6M.

## SEC filing metadata
- accession: 0000029989-26-000008
- form_type: 8-K
- ticker: OMC
- cik: 0000029989
- company_name: OMNICOM GROUP INC.
- filed_at: 2026-04-28T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/29989/000002998926000008/0000029989-26-000008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/29989/000002998926000008/omc-20260428.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000029989-26-000008
- JSON: https://secwatch.observer/filing/0000029989-26-000008.json
- Plain text: https://secwatch.observer/filing/0000029989-26-000008.txt

## Key facts
- Earnings Releases
  OMNICOM GROUP INC. reported three months ended March 31, 2026 results: revenue $6.2 billion, net income $405.2 million, EPS $1.35.
  - Period: three months ended March 31, 2026
  - Revenue: $6.2 billion
  - Net income: $405.2 million
  - EPS: $1.35
  - Result: reported results
  source text: of Dispositions and Held for Sale): • Revenue of $5.6 billion, 3.9% organic growth • Non-GAAP Adjusted EBITA of $833.5 million, 14.8% margin 2026 First Quarter: • Revenue of $6.2 billion • Diluted earnings per share of $1.35; $1.90 Non-GAAP Adjusted, up 12% • Operating Income of $646.2 million; $861.4 million Non-GAAP Adjusted EBITA NEW YORK, April 28, 2026 -
  evidence_url: https://www.sec.gov/Archives/edgar/data/29989/000002998926000008/0000029989-26-000008-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.