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Side-by-side financial comparison of Aon plc (AON) and Ferguson Enterprises Inc. (FERG). Click either name above to swap in a different company.

Ferguson Enterprises Inc. is the larger business by last-quarter revenue ($8.2B vs $4.3B, roughly 1.9× Aon plc). Aon plc runs the higher net margin — 39.4% vs 7.0%, a 32.4% gap on every dollar of revenue. On growth, Ferguson Enterprises Inc. posted the faster year-over-year revenue change (5.1% vs 3.7%). Aon plc produced more free cash flow last quarter ($1.3B vs $312.0M). Over the past eight quarters, Ferguson Enterprises Inc.'s revenue compounded faster (10.6% CAGR vs 2.8%).

Aon plc is a British-American professional services firm. The company operates two divisions: Risk Capital, which provides brokerage and consulting services for risk management and insurance and reinsurance, and Human Capital, which provides services for health insurance, retirement plans, pension plans, and talent advisory.

Ferguson Enterprises Inc., headquartered in Newport News, Virginia and organized in Delaware, is the largest U.S. distributor of plumbing, heating, ventilation and air conditioning (HVAC), appliances, and lighting to pipes, valves and fittings (PVF), and water and wastewater products. The company receives 95% of its revenue in the United States and 5% of its revenue in Canada. The company has 36,000 suppliers and operates from 11 regional distribution centers, four MDCs, approximately 5,900 f...

AON vs FERG — Head-to-Head

Bigger by revenue
FERG
FERG
1.9× larger
FERG
$8.2B
$4.3B
AON
Growing faster (revenue YoY)
FERG
FERG
+1.4% gap
FERG
5.1%
3.7%
AON
Higher net margin
AON
AON
32.4% more per $
AON
39.4%
7.0%
FERG
More free cash flow
AON
AON
$1.0B more FCF
AON
$1.3B
$312.0M
FERG
Faster 2-yr revenue CAGR
FERG
FERG
Annualised
FERG
10.6%
2.8%
AON

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
AON
AON
FERG
FERG
Revenue
$4.3B
$8.2B
Net Profit
$1.7B
$570.0M
Gross Margin
30.7%
Operating Margin
28.1%
9.4%
Net Margin
39.4%
7.0%
Revenue YoY
3.7%
5.1%
Net Profit YoY
136.5%
21.3%
EPS (diluted)
$7.82
$2.90

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
AON
AON
FERG
FERG
Q4 25
$4.3B
$8.2B
Q3 25
$4.0B
$8.5B
Q2 25
$4.2B
$7.6B
Q1 25
$4.7B
$6.9B
Q4 24
$4.1B
$7.8B
Q3 24
$3.7B
$7.9B
Q2 24
$3.8B
$7.3B
Q1 24
$4.1B
$6.7B
Net Profit
AON
AON
FERG
FERG
Q4 25
$1.7B
$570.0M
Q3 25
$458.0M
$700.0M
Q2 25
$579.0M
$410.0M
Q1 25
$965.0M
$276.0M
Q4 24
$716.0M
$470.0M
Q3 24
$343.0M
$451.0M
Q2 24
$524.0M
$443.0M
Q1 24
$1.1B
$322.0M
Gross Margin
AON
AON
FERG
FERG
Q4 25
30.7%
Q3 25
31.7%
Q2 25
31.0%
Q1 25
29.7%
Q4 24
30.1%
Q3 24
31.0%
Q2 24
30.5%
Q1 24
30.4%
Operating Margin
AON
AON
FERG
FERG
Q4 25
28.1%
9.4%
Q3 25
20.4%
10.9%
Q2 25
20.7%
8.0%
Q1 25
30.9%
6.0%
Q4 24
26.3%
8.6%
Q3 24
16.7%
10.2%
Q2 24
17.4%
8.6%
Q1 24
36.0%
7.1%
Net Margin
AON
AON
FERG
FERG
Q4 25
39.4%
7.0%
Q3 25
11.5%
8.2%
Q2 25
13.9%
5.4%
Q1 25
20.4%
4.0%
Q4 24
17.3%
6.0%
Q3 24
9.2%
5.7%
Q2 24
13.9%
6.1%
Q1 24
26.3%
4.8%
EPS (diluted)
AON
AON
FERG
FERG
Q4 25
$7.82
$2.90
Q3 25
$2.11
$3.53
Q2 25
$2.66
$2.07
Q1 25
$4.43
$1.38
Q4 24
$3.11
$2.34
Q3 24
$1.57
$2.23
Q2 24
$2.46
$2.18
Q1 24
$5.35
$1.58

Balance Sheet & Financial Strength

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

Metric
AON
AON
FERG
FERG
Cash + ST InvestmentsLiquidity on hand
$2.8B
$526.0M
Total DebtLower is stronger
$15.2B
Stockholders' EquityBook value
$9.4B
$6.1B
Total Assets
$50.8B
$17.7B
Debt / EquityLower = less leverage
1.63×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AON
AON
FERG
FERG
Q4 25
$2.8B
$526.0M
Q3 25
$1.3B
$674.0M
Q2 25
$1.4B
$519.0M
Q1 25
$1.3B
$764.0M
Q4 24
$1.3B
$601.0M
Q3 24
$1.3B
$571.0M
Q2 24
$1.2B
Q1 24
$6.4B
Total Debt
AON
AON
FERG
FERG
Q4 25
$15.2B
Q3 25
$4.2B
Q2 25
Q1 25
Q4 24
$17.0B
Q3 24
$4.0B
Q2 24
Q1 24
Stockholders' Equity
AON
AON
FERG
FERG
Q4 25
$9.4B
$6.1B
Q3 25
$7.9B
$5.8B
Q2 25
$7.8B
$5.5B
Q1 25
$7.0B
$5.5B
Q4 24
$6.1B
$5.7B
Q3 24
$6.2B
$5.6B
Q2 24
$5.9B
$5.5B
Q1 24
$-133.0M
$5.4B
Total Assets
AON
AON
FERG
FERG
Q4 25
$50.8B
$17.7B
Q3 25
$51.6B
$17.7B
Q2 25
$54.0B
$17.3B
Q1 25
$50.3B
$16.5B
Q4 24
$49.0B
$16.9B
Q3 24
$49.9B
$16.6B
Q2 24
$51.5B
Q1 24
$40.8B
Debt / Equity
AON
AON
FERG
FERG
Q4 25
1.63×
Q3 25
0.72×
Q2 25
Q1 25
Q4 24
2.78×
Q3 24
0.70×
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
AON
AON
FERG
FERG
Operating Cash FlowLast quarter
$1.4B
$430.0M
Free Cash FlowOCF − Capex
$1.3B
$312.0M
FCF MarginFCF / Revenue
30.8%
3.8%
Capex IntensityCapex / Revenue
1.7%
1.4%
Cash ConversionOCF / Net Profit
0.83×
0.75×
TTM Free Cash FlowTrailing 4 quarters
$3.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AON
AON
FERG
FERG
Q4 25
$1.4B
$430.0M
Q3 25
$1.1B
$541.0M
Q2 25
$796.0M
$682.0M
Q1 25
$140.0M
$340.0M
Q4 24
$1.2B
$345.0M
Q3 24
$1.0B
Q2 24
$513.0M
Q1 24
$309.0M
Free Cash Flow
AON
AON
FERG
FERG
Q4 25
$1.3B
$312.0M
Q3 25
$1.1B
Q2 25
$732.0M
$605.0M
Q1 25
$84.0M
$259.0M
Q4 24
$1.1B
$268.0M
Q3 24
$951.0M
Q2 24
$460.0M
Q1 24
$261.0M
FCF Margin
AON
AON
FERG
FERG
Q4 25
30.8%
3.8%
Q3 25
27.0%
Q2 25
17.6%
7.9%
Q1 25
1.8%
3.8%
Q4 24
27.6%
3.4%
Q3 24
25.6%
Q2 24
12.2%
Q1 24
6.4%
Capex Intensity
AON
AON
FERG
FERG
Q4 25
1.7%
1.4%
Q3 25
1.7%
Q2 25
1.5%
1.0%
Q1 25
1.2%
1.2%
Q4 24
1.3%
1.0%
Q3 24
1.7%
Q2 24
1.4%
Q1 24
1.2%
Cash Conversion
AON
AON
FERG
FERG
Q4 25
0.83×
0.75×
Q3 25
2.51×
0.77×
Q2 25
1.37×
1.66×
Q1 25
0.15×
1.23×
Q4 24
1.68×
0.73×
Q3 24
2.95×
Q2 24
0.98×
Q1 24
0.29×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AON
AON

Commercial Risk Solutions$2.3B54%
Health Solutions$1.1B26%
Wealth Solutions$490.0M11%
Reinsurance Solutions$379.0M9%

FERG
FERG

United States Segment$7.8B95%
Other$412.0M5%

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