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Side-by-side financial comparison of Arthur J. Gallagher & Co. (AJG) and O’Reilly Automotive (ORLY). Click either name above to swap in a different company.

O’Reilly Automotive is the larger business by last-quarter revenue ($4.4B vs $3.6B, roughly 1.2× Arthur J. Gallagher & Co.). O’Reilly Automotive runs the higher net margin — 13.7% vs 4.2%, a 9.5% gap on every dollar of revenue. On growth, Arthur J. Gallagher & Co. posted the faster year-over-year revenue change (33.6% vs 7.8%). Arthur J. Gallagher & Co. produced more free cash flow last quarter ($713.4M vs $364.5M). Over the past eight quarters, Arthur J. Gallagher & Co.'s revenue compounded faster (5.5% CAGR vs 5.4%).

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.

O'Reilly Automotive, Inc., doing business as O'Reilly Auto Parts, is an American automotive part retailer that provides automotive parts, tools, supplies, equipment, and accessories to professional service providers and do-it-yourself customers. Founded in 1957 by the O’Reilly family, O'Reilly Auto Parts operates more than 6,400 stores in 48 states, Puerto Rico, Mexico, and Canada.

AJG vs ORLY — Head-to-Head

Bigger by revenue
ORLY
ORLY
1.2× larger
ORLY
$4.4B
$3.6B
AJG
Growing faster (revenue YoY)
AJG
AJG
+25.8% gap
AJG
33.6%
7.8%
ORLY
Higher net margin
ORLY
ORLY
9.5% more per $
ORLY
13.7%
4.2%
AJG
More free cash flow
AJG
AJG
$348.9M more FCF
AJG
$713.4M
$364.5M
ORLY
Faster 2-yr revenue CAGR
AJG
AJG
Annualised
AJG
5.5%
5.4%
ORLY

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AJG
AJG
ORLY
ORLY
Revenue
$3.6B
$4.4B
Net Profit
$151.1M
$605.2M
Gross Margin
51.8%
Operating Margin
5.0%
18.8%
Net Margin
4.2%
13.7%
Revenue YoY
33.6%
7.8%
Net Profit YoY
-41.5%
9.8%
EPS (diluted)
$0.58
$-8.01

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
ORLY
ORLY
Q4 25
$3.6B
$4.4B
Q3 25
$3.4B
$4.7B
Q2 25
$3.2B
$4.5B
Q1 25
$3.7B
$4.1B
Q4 24
$2.7B
$4.1B
Q3 24
$2.8B
$4.4B
Q2 24
$2.8B
$4.3B
Q1 24
$3.3B
$4.0B
Net Profit
AJG
AJG
ORLY
ORLY
Q4 25
$151.1M
$605.2M
Q3 25
$272.7M
$725.9M
Q2 25
$365.8M
$668.6M
Q1 25
$704.4M
$538.5M
Q4 24
$258.3M
$551.1M
Q3 24
$312.6M
$665.5M
Q2 24
$283.4M
$622.8M
Q1 24
$608.4M
$547.2M
Gross Margin
AJG
AJG
ORLY
ORLY
Q4 25
51.8%
Q3 25
51.9%
Q2 25
51.4%
Q1 25
51.3%
Q4 24
51.3%
Q3 24
51.6%
Q2 24
50.7%
Q1 24
51.2%
Operating Margin
AJG
AJG
ORLY
ORLY
Q4 25
5.0%
18.8%
Q3 25
10.3%
20.7%
Q2 25
14.6%
20.2%
Q1 25
23.4%
17.9%
Q4 24
12.3%
18.0%
Q3 24
14.4%
20.5%
Q2 24
13.2%
20.2%
Q1 24
23.7%
18.9%
Net Margin
AJG
AJG
ORLY
ORLY
Q4 25
4.2%
13.7%
Q3 25
8.1%
15.4%
Q2 25
11.4%
14.8%
Q1 25
18.9%
13.0%
Q4 24
9.5%
13.5%
Q3 24
11.1%
15.2%
Q2 24
10.2%
14.6%
Q1 24
18.7%
13.8%
EPS (diluted)
AJG
AJG
ORLY
ORLY
Q4 25
$0.58
$-8.01
Q3 25
$1.04
$0.85
Q2 25
$1.40
$0.78
Q1 25
$2.72
$9.35
Q4 24
$1.10
$9.50
Q3 24
$1.39
$11.41
Q2 24
$1.27
$10.55
Q1 24
$2.74
$9.20

Balance Sheet & Financial Strength

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

Metric
AJG
AJG
ORLY
ORLY
Cash + ST InvestmentsLiquidity on hand
$193.8M
Total DebtLower is stronger
$12.9B
Stockholders' EquityBook value
$23.3B
$-763.4M
Total Assets
$70.7B
$16.5B
Debt / EquityLower = less leverage
0.55×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AJG
AJG
ORLY
ORLY
Q4 25
$193.8M
Q3 25
$204.5M
Q2 25
$198.6M
Q1 25
$191.2M
Q4 24
$130.2M
Q3 24
$115.6M
Q2 24
$145.0M
Q1 24
$89.3M
Total Debt
AJG
AJG
ORLY
ORLY
Q4 25
$12.9B
Q3 25
Q2 25
Q1 25
Q4 24
$23.0M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AJG
AJG
ORLY
ORLY
Q4 25
$23.3B
$-763.4M
Q3 25
$23.2B
$-894.7M
Q2 25
$23.0B
$-1.2B
Q1 25
$22.3B
$-1.4B
Q4 24
$20.2B
$-1.4B
Q3 24
$12.2B
$-1.4B
Q2 24
$11.6B
$-1.6B
Q1 24
$11.3B
$-1.4B
Total Assets
AJG
AJG
ORLY
ORLY
Q4 25
$70.7B
$16.5B
Q3 25
$79.1B
$16.3B
Q2 25
$80.1B
$15.8B
Q1 25
$74.1B
$15.3B
Q4 24
$64.3B
$14.9B
Q3 24
$57.2B
$14.6B
Q2 24
$63.0B
$14.4B
Q1 24
$61.0B
$14.2B
Debt / Equity
AJG
AJG
ORLY
ORLY
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
ORLY
ORLY
Operating Cash FlowLast quarter
$753.0M
$633.5M
Free Cash FlowOCF − Capex
$713.4M
$364.5M
FCF MarginFCF / Revenue
19.7%
8.3%
Capex IntensityCapex / Revenue
1.1%
6.1%
Cash ConversionOCF / Net Profit
4.98×
1.05×
TTM Free Cash FlowTrailing 4 quarters
$1.8B
$1.6B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AJG
AJG
ORLY
ORLY
Q4 25
$753.0M
$633.5M
Q3 25
$731.3M
$616.5M
Q2 25
$-426.1M
$756.8M
Q1 25
$871.8M
$755.1M
Q4 24
$739.3M
$624.5M
Q3 24
$934.8M
$772.0M
Q2 24
$119.5M
$948.9M
Q1 24
$789.3M
$704.2M
Free Cash Flow
AJG
AJG
ORLY
ORLY
Q4 25
$713.4M
$364.5M
Q3 25
$693.5M
$304.4M
Q2 25
$-465.5M
$456.1M
Q1 25
$843.6M
$468.2M
Q4 24
$695.7M
$334.0M
Q3 24
$898.0M
$513.7M
Q2 24
$87.7M
$723.5M
Q1 24
$759.6M
$455.0M
FCF Margin
AJG
AJG
ORLY
ORLY
Q4 25
19.7%
8.3%
Q3 25
20.6%
6.5%
Q2 25
-14.5%
10.1%
Q1 25
22.6%
11.3%
Q4 24
25.6%
8.2%
Q3 24
32.0%
11.8%
Q2 24
3.2%
16.9%
Q1 24
23.3%
11.4%
Capex Intensity
AJG
AJG
ORLY
ORLY
Q4 25
1.1%
6.1%
Q3 25
1.1%
6.6%
Q2 25
1.2%
6.6%
Q1 25
0.8%
6.9%
Q4 24
1.6%
7.1%
Q3 24
1.3%
5.9%
Q2 24
1.1%
5.3%
Q1 24
0.9%
6.3%
Cash Conversion
AJG
AJG
ORLY
ORLY
Q4 25
4.98×
1.05×
Q3 25
2.68×
0.85×
Q2 25
-1.16×
1.13×
Q1 25
1.24×
1.40×
Q4 24
2.86×
1.13×
Q3 24
2.99×
1.16×
Q2 24
0.42×
1.52×
Q1 24
1.30×
1.29×

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%

ORLY
ORLY

DIY Customer$2.2B49%
Professional Service Provider Customer$2.1B49%
Other Customers And Sales Adjustments$84.4M2%

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