Arthur J. Gallagher & Co. (AJG) vs State Street Corporation (STT)

A side-by-side comparison of Arthur J. Gallagher & Co. and State Street Corporation across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 8, 2026. Differences are shown without an overall score or investment verdict.

Compare

Total returnAJG vs STT

growth of $100 · dividends reinvested · last 10y
AJG +510.0% (+19.8%/yr)STT +267.9% (+13.9%/yr)AJG compounded faster over this window
200400600800Start $10020182020202220242026$610$368
AJG STT

AJG vs STT: by the numbers

  • AJG is the larger company ($64.83B vs $53.38B market cap).
  • STT trades at the lower trailing earnings multiple (17.15 vs 43.49 P/E), one valuation lens rather than an overall verdict.
  • STT converts more revenue to profit (15.04% vs 9.96% net margin).
  • AJG grew revenue faster over the past five years (15.54% vs 14.50% CAGR).
  • STT pays the higher dividend yield (1.73% vs 1.05%).

Metrics side by side

Valuation

MetricAJGSTT
P/E ratio43.4917.15
Forward P/E19.8214.24
P/S ratio4.312.39
P/B ratio2.871.94

Profitability

MetricAJGSTT
Gross margin54.75%65.27%
Operating margin17.03%19.05%
Net margin9.96%15.04%
ROE6.61%12.23%

Dividends

MetricAJGSTT
Dividend yield1.05%1.73%
Payout ratio45.53%29.66%

Growth (annualized)

MetricAJGSTT
Revenue CAGR (5Y)15.54%14.50%
EPS CAGR (5Y)6.33%8.34%
Total return CAGR (5Y)13.64%19.62%

Frequently asked

Which has the lower trailing P/E, AJG or STT?
STT has the lower trailing P/E: AJG trades at 43.49 and STT at 17.15. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, AJG or STT?
Over the past five years, AJG grew revenue faster — AJG at a 15.54% CAGR versus STT at 14.50%.
Does AJG or STT pay a bigger dividend?
AJG yields 1.05% and STT yields 1.73% based on trailing dividends and the latest price.
Is AJG or STT more profitable?
STT runs the higher net margin — AJG at 9.96% versus STT at 15.04%.
How have AJG and STT total returns compared?
Over the past 10 years, AJG delivered 19.86% and STT delivered 13.84% annualized total return. Past performance doesn't predict future results.

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified September 8, 2026.