Marsh & McLennan Cos. Profit Margin

As of the most recent data (June 2026), MMC shows a profit margin of 14.24%. That compares with 16.0% in the prior-year period — down 11.0% year over year. That is below the Finance sector average of 17.31%. Scroll down for historical charts and peer comparison views.

Compared with the year-ago period, MMC's profit margin is now 14.24% (was 16.0%) — a 11.0% year-over-year decrease. Pairing that YoY change with peer averages gives a clearer picture of whether Marsh & McLennan Cos. is outperforming or lagging.

The Finance sector average profit margin is about 17.31%. Marsh & McLennan Cos. is at 14.24%, which is lower that average. That is roughly 17.7% below the sector mean. Use the comparison chart on this page to see how MMC stacks up against individual peers as well.

That compares with 16.0% in the prior-year period — down 11.0% year over year. Improvement over multiple periods is generally more meaningful than a single strong quarter. Compare Marsh & McLennan Cos. with peers to see if the move is company-specific or sector-wide.

Besides this profit margin page, Stockcircle has Marsh & McLennan Cos.'s full stock overview, other financial metrics, insider and congress trade tabs, and tools to follow the stock. Together they help you connect profit margin (currently 14.24%) with ownership activity and broader fundamentals.