Marsh & McLennan Cos. Common Stock

As of the most recent data (June 2026), MMC shows a common stock of $560M. That compares with $560M in the prior-year period — up 0.0% year over year. Scroll down for historical charts and peer comparison views.

Compared with the year-ago period, MMC's common stock is now $560M (was $560M) — essentially flat versus a year earlier. Pairing that YoY change with peer averages gives a clearer picture of whether Marsh & McLennan Cos. is outperforming or lagging.

Tracking MMC's common stock over time shows whether Marsh & McLennan Cos. is scaling, shrinking, or reshaping that part of the business. The current reading is $560M That compares with $560M in the prior-year period — up 0.0% year over year. Multi-quarter patterns matter more than any single print, which is why this page emphasizes history and peer comparison charts.

Besides this common stock 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 common stock (currently $560M) with ownership activity and broader fundamentals.

Marsh & McLennan Cos.'s common stock is $560M; compare it with other Finance names on the peer chart. Typical ranges vary by sub-industry, so always sanity-check against the closest competitors, not just the whole sector bucket.