---
schema_version: "secwatch.filing_event.v1"
accession: "0000062709-24-000005"
form_type: "8-K"
ticker: "MRSH"
cik: "0000062709"
company_name: "MARSH & MCLENNAN COMPANIES, INC."
filed_at: "2024-01-25T23:59:59+00:00"
generated_at: "2026-06-06T18:42:51.954302+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Marsh McLennan Q4 2023: revenue up 11% to $5.6B; adj EPS $1.68 (+14%); full-year margin expands 130bps

## Summary
- Full-year 2023 revenue $22.7B (+10%); underlying growth 9%; GAAP EPS $7.53; adj EPS $7.99 (+17%).
- Q4 revenue $5.6B (+11%); GAAP EPS $1.52 (+63%); adj EPS $1.68 (+14%).
- Risk & Insurance Services Q4 rev $3.3B (+11%); Marsh underlying +6%, Guy Carpenter underlying +9%.
- Consulting Q4 rev $2.3B (+10%); Mercer underlying +5%, Oliver Wyman underlying +9%.
- Repurchased 1.3M shares for $250M in Q4; Honan Insurance Group acquisition completed in November.

## SEC filing metadata
- accession: 0000062709-24-000005
- form_type: 8-K
- ticker: MRSH
- cik: 0000062709
- company_name: MARSH & MCLENNAN COMPANIES, INC.
- filed_at: 2024-01-25T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/62709/000006270924000005/0000062709-24-000005-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/62709/000006270924000005/mmc-20240125.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000062709-24-000005
- JSON: https://secwatch.observer/filing/0000062709-24-000005.json
- Plain text: https://secwatch.observer/filing/0000062709-24-000005.txt

## Key facts
- Earnings Releases
  MARSH & MCLENNAN COMPANIES, INC. reported the year ended December 31, 2023 results: revenue $22.7 billion, net income $3.8 billion, EPS $7.53.
  - Period: the year ended December 31, 2023
  - Revenue: $22.7 billion
  - Net income: $3.8 billion
  - EPS: $7.53
  - Result: reported results
  source text: to the Company was $756 million. Earnings per share increased 63% to $1.52. Adjusted earnings per share increased 14% to $1.68. 1 For the full year 2023, revenue was $22.7 billion, an increase of 10% compared with 2022, or 9% on an underlying basis. Operating income was $5.3 billion, and adjusted operating income rose 17% to $5.6 billion. Net income
  evidence_url: https://www.sec.gov/Archives/edgar/data/62709/000006270924000005/0000062709-24-000005-index.htm
- Earnings Releases
  MARSH & MCLENNAN COMPANIES, INC. reported the fourth quarter ended December 31, 2023 results: revenue $5.6 billion, net income $756 million, EPS $1.52.
  - Period: the fourth quarter ended December 31, 2023
  - Revenue: $5.6 billion
  - Net income: $756 million
  - EPS: $1.52
  - Result: reported results
  source text: Consolidated revenue in the fourth quarter of 2023 was $5.6 billion
  evidence_url: https://www.sec.gov/Archives/edgar/data/62709/000006270924000005/0000062709-24-000005-index.htm

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