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AJG vs MRSH stock comparison

Compare Arthur J. Gallagher & Co. Common Stock (AJG) vs Marsh Common Stock (MRSH) with a normalized 1-year performance chart. AJG +1.1% versus MRSH +1.9%.

AJG return
+1.1%
MRSH return
+1.9%
Spread
-0.8%
Data window
Jan 2026 to Sep 2026

Normalized performance chart

This page exposes the same compare chart image used for social previews, so search crawlers can see symbol-specific comparison content in the initial HTML response.

AJG versus MRSH comparison chart

Company pair

AJG

Arthur J. Gallagher & Co. Common Stock

MRSH

Marsh Common Stock

Data notes

  • 84 dates were skipped because one series was missing or non-positive.