Marsh & McLennan Companies, Inc. vs Omnicom Group Inc. — how do they compare? Marsh & McLennan Companies, Inc. trades at $189.1 (market cap $90.13B), while Omnicom Group Inc. trades at $85.75 (market cap $23.46B). The key difference: Marsh & McLennan Companies, Inc. is far larger — about 3.8× Omnicom Group Inc.'s market cap, and Omnicom Group Inc. pays the higher dividend (3.74%). Which is the better fit depends on your goals.
| MRSH | OMC | |
|---|---|---|
Market Cap | $90.13B | $23.46B |
Sector | Financials | Media |
52-Week High | $211.21 | $86.22 |
52-Week Low | $157.32 | $67.27 |
Enterprise Value | $110.81B | $31.53B |
Dividend Yield | 2.1% | 3.74% |
Signals from Pluang's Aura AI — not financial advice
Marsh & McLennan (MRSH) trades at $188.81, down 1.04% today, but maintains a bullish technical trend with strong fundamentals. The company reported Q2 2026 EPS of $2.96, beating estimates, and has consistently exceeded earnings expectations. Revenue growth remains solid at 6% in Q2 2026, driven by risk and consulting services. Recent acquisitions, like the planned purchase of Accel Holdings, aim to expand its Midwest insurance reach.
The outlook is positive with a consensus price target of $202.89, suggesting 7.5% upside. Risks include margin pressure from rising expenses and soft P&C pricing. Analyst sentiment is mixed with 30.3% buy ratings but 66.7% hold, indicating cautious optimism. Institutional activity shows new positions by Ashton Thomas Securities and Bank of Nova Scotia, supporting long-term growth prospects.
Omnicom Group (OMC) trades at $85.45, up 0.95% with a bullish technical outlook and strong institutional support. The stock shows mixed earnings performance with Q2 2026 beating estimates but Q4 2025 and Q2 2026 missing expectations. Recent acquisition of Interpublic Group has driven 6.1% organic revenue growth and margin expansion, though 2025 saw a net loss of $54.5 million. Analyst consensus price target stands at $107 with 32% buy ratings.
OMC presents a value opportunity with attractive valuation metrics (P/S 0.97) and 4% dividend yield, supported by post-merger synergies and strong cash flow generation. Key risks include integration challenges from the Interpublic acquisition, competitive pressures in advertising services, and debt levels following the merger. The stock's current price offers 25% upside to consensus targets with institutional accumulation signaling confidence in the growth trajectory.
Trailing returns across standard periods
Marsh & McLennan Companies Inc is a professional services firm that provides advice and solutions in the areas of risk, strategy, and human capital. The company operates through two main segments: risk and insurance services and consulting. In risk and insurance services, the firm offers services via Marsh (an insurance broker) and Guy Carpenter (a risk and reinsurance specialist). The consulting division comprises Mercer (a provider of human resource services) and Oliver Wyman (management and economic consultancy).
Read more on MRSH →Omnicom is the world's second- largest ad holding company, based on annual revenue. The firm's services, which include traditional and digital advertising and public relations, are provided worldwide, with over 85% of its revenue coming from more developed regions such as North America and Europe.
Read more on OMC →