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Side-by-side financial comparison of Arthur J. Gallagher & Co. (AJG) and State Street Corporation (STT). Click either name above to swap in a different company.

State Street Corporation is the larger business by last-quarter revenue ($3.7B vs $3.6B, roughly 1.0× Arthur J. Gallagher & Co.). State Street Corporation runs the higher net margin — 20.4% vs 4.2%, a 16.2% gap on every dollar of revenue. On growth, Arthur J. Gallagher & Co. posted the faster year-over-year revenue change (33.6% vs 7.5%). State Street Corporation produced more free cash flow last quarter ($9.8B vs $713.4M). Over the past eight quarters, State Street Corporation's revenue compounded faster (8.1% CAGR vs 5.5%).

Arthur J. Gallagher & Co. (Gallagher) is an American insurance brokerage and risk management services company based in Rolling Meadows, Illinois, a suburb of Chicago. The company provides insurance brokerage and risk management services, which primarily includes processing of workers compensation and automobile insurance claims via the company's adjusters.

State Street Corporation is an American multinational financial services and bank holding company headquartered at One Congress Street in Boston. It is the second-oldest continuously operating U.S. bank, tracing its roots to Union Bank, chartered in 1792. As of the third quarter of 2025, State Street is one of the world's largest asset managers and custodians, with approximately US$5.4 trillion in assets under management and US$51.7 trillion under custody and administration.

AJG vs STT — Head-to-Head

Bigger by revenue
STT
STT
1.0× larger
STT
$3.7B
$3.6B
AJG
Growing faster (revenue YoY)
AJG
AJG
+26.1% gap
AJG
33.6%
7.5%
STT
Higher net margin
STT
STT
16.2% more per $
STT
20.4%
4.2%
AJG
More free cash flow
STT
STT
$9.1B more FCF
STT
$9.8B
$713.4M
AJG
Faster 2-yr revenue CAGR
STT
STT
Annualised
STT
8.1%
5.5%
AJG

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AJG
AJG
STT
STT
Revenue
$3.6B
$3.7B
Net Profit
$151.1M
$747.0M
Gross Margin
Operating Margin
5.0%
25.0%
Net Margin
4.2%
20.4%
Revenue YoY
33.6%
7.5%
Net Profit YoY
-41.5%
-4.6%
EPS (diluted)
$0.58
$2.41

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AJG
AJG
STT
STT
Q4 25
$3.6B
$3.7B
Q3 25
$3.4B
$3.5B
Q2 25
$3.2B
$3.4B
Q1 25
$3.7B
$3.3B
Q4 24
$2.7B
$3.4B
Q3 24
$2.8B
$3.3B
Q2 24
$2.8B
$3.2B
Q1 24
$3.3B
$3.1B
Net Profit
AJG
AJG
STT
STT
Q4 25
$151.1M
$747.0M
Q3 25
$272.7M
$861.0M
Q2 25
$365.8M
$693.0M
Q1 25
$704.4M
$644.0M
Q4 24
$258.3M
$783.0M
Q3 24
$312.6M
$730.0M
Q2 24
$283.4M
$711.0M
Q1 24
$608.4M
$463.0M
Operating Margin
AJG
AJG
STT
STT
Q4 25
5.0%
25.0%
Q3 25
10.3%
31.1%
Q2 25
14.6%
25.8%
Q1 25
23.4%
25.0%
Q4 24
12.3%
28.1%
Q3 24
14.4%
28.4%
Q2 24
13.2%
28.6%
Q1 24
23.7%
19.1%
Net Margin
AJG
AJG
STT
STT
Q4 25
4.2%
20.4%
Q3 25
8.1%
24.3%
Q2 25
11.4%
20.1%
Q1 25
18.9%
19.6%
Q4 24
9.5%
22.9%
Q3 24
11.1%
22.4%
Q2 24
10.2%
22.3%
Q1 24
18.7%
14.8%
EPS (diluted)
AJG
AJG
STT
STT
Q4 25
$0.58
$2.41
Q3 25
$1.04
$2.78
Q2 25
$1.40
$2.17
Q1 25
$2.72
$2.04
Q4 24
$1.10
$2.43
Q3 24
$1.39
$2.26
Q2 24
$1.27
$2.15
Q1 24
$2.74
$1.37

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AJG
AJG
STT
STT
Cash + ST InvestmentsLiquidity on hand
Total DebtLower is stronger
$12.9B
Stockholders' EquityBook value
$23.3B
$27.8B
Total Assets
$70.7B
$366.0B
Debt / EquityLower = less leverage
0.55×

8-quarter trend — quarters aligned by calendar period.

Total Debt
AJG
AJG
STT
STT
Q4 25
$12.9B
Q3 25
Q2 25
Q1 25
Q4 24
$23.0M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AJG
AJG
STT
STT
Q4 25
$23.3B
$27.8B
Q3 25
$23.2B
$27.6B
Q2 25
$23.0B
$27.3B
Q1 25
$22.3B
$26.7B
Q4 24
$20.2B
$25.3B
Q3 24
$12.2B
$25.8B
Q2 24
$11.6B
$24.8B
Q1 24
$11.3B
$24.4B
Total Assets
AJG
AJG
STT
STT
Q4 25
$70.7B
$366.0B
Q3 25
$79.1B
$371.1B
Q2 25
$80.1B
$376.7B
Q1 25
$74.1B
$372.7B
Q4 24
$64.3B
$353.2B
Q3 24
$57.2B
$338.5B
Q2 24
$63.0B
$325.6B
Q1 24
$61.0B
$338.0B
Debt / Equity
AJG
AJG
STT
STT
Q4 25
0.55×
Q3 25
Q2 25
Q1 25
Q4 24
0.00×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AJG
AJG
STT
STT
Operating Cash FlowLast quarter
$753.0M
$10.0B
Free Cash FlowOCF − Capex
$713.4M
$9.8B
FCF MarginFCF / Revenue
19.7%
266.6%
Capex IntensityCapex / Revenue
1.1%
7.3%
Cash ConversionOCF / Net Profit
4.98×
13.44×
TTM Free Cash FlowTrailing 4 quarters
$1.8B
$10.8B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AJG
AJG
STT
STT
Q4 25
$753.0M
$10.0B
Q3 25
$731.3M
$7.9B
Q2 25
$-426.1M
$-8.4B
Q1 25
$871.8M
$2.4B
Q4 24
$739.3M
$-7.4B
Q3 24
$934.8M
$2.7B
Q2 24
$119.5M
$-7.6B
Q1 24
$789.3M
$-844.0M
Free Cash Flow
AJG
AJG
STT
STT
Q4 25
$713.4M
$9.8B
Q3 25
$693.5M
$7.7B
Q2 25
$-465.5M
$-8.8B
Q1 25
$843.6M
$2.2B
Q4 24
$695.7M
$-7.7B
Q3 24
$898.0M
$2.5B
Q2 24
$87.7M
$-7.9B
Q1 24
$759.6M
$-1.1B
FCF Margin
AJG
AJG
STT
STT
Q4 25
19.7%
266.6%
Q3 25
20.6%
216.0%
Q2 25
-14.5%
-254.1%
Q1 25
22.6%
66.1%
Q4 24
25.6%
-225.1%
Q3 24
32.0%
75.9%
Q2 24
3.2%
-246.2%
Q1 24
23.3%
-34.2%
Capex Intensity
AJG
AJG
STT
STT
Q4 25
1.1%
7.3%
Q3 25
1.1%
6.9%
Q2 25
1.2%
9.3%
Q1 25
0.8%
6.9%
Q4 24
1.6%
7.3%
Q3 24
1.3%
7.2%
Q2 24
1.1%
6.7%
Q1 24
0.9%
7.3%
Cash Conversion
AJG
AJG
STT
STT
Q4 25
4.98×
13.44×
Q3 25
2.68×
9.18×
Q2 25
-1.16×
-12.18×
Q1 25
1.24×
3.72×
Q4 24
2.86×
-9.49×
Q3 24
2.99×
3.71×
Q2 24
0.42×
-10.75×
Q1 24
1.30×
-1.82×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

AJG
AJG

Commissions$2.1B57%
Broker Fees$1.2B33%
Supplemental Revenue$131.7M4%
Investment Performance$121.8M3%
Contingent Revenue$83.0M2%

STT
STT

Other$2.2B59%
Investment Management$729.0M20%
Management Services$662.0M18%
Other Fee Revenue$56.0M2%
Securities Financing Services$54.0M1%

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