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Side-by-side financial comparison of Aon plc (AON) and CNO Financial Group, Inc. (CNO). Click either name above to swap in a different company.

Aon plc is the larger business by last-quarter revenue ($4.3B vs $1.1B, roughly 3.8× CNO Financial Group, Inc.). Aon plc runs the higher net margin — 39.4% vs 8.8%, a 30.6% gap on every dollar of revenue. On growth, CNO Financial Group, Inc. posted the faster year-over-year revenue change (4.2% vs 3.7%). Over the past eight quarters, Aon plc's revenue compounded faster (2.8% CAGR vs -0.6%).

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.

CNO Financial Group, Inc., formerly Conseco, Inc., is an American financial services holding company based in Carmel, Indiana. Its insurance subsidiaries provide life insurance, annuity and supplemental health insurance products to more than four million customers in the United States. These products are distributed through independent agents, career agents and direct to customers through television advertising and direct mail.

AON vs CNO — Head-to-Head

Bigger by revenue
AON
AON
3.8× larger
AON
$4.3B
$1.1B
CNO
Growing faster (revenue YoY)
CNO
CNO
+0.5% gap
CNO
4.2%
3.7%
AON
Higher net margin
AON
AON
30.6% more per $
AON
39.4%
8.8%
CNO
Faster 2-yr revenue CAGR
AON
AON
Annualised
AON
2.8%
-0.6%
CNO

Income Statement — Q4 2025 vs Q4 2025

Metric
AON
AON
CNO
CNO
Revenue
$4.3B
$1.1B
Net Profit
$1.7B
$100.7M
Gross Margin
Operating Margin
28.1%
15.2%
Net Margin
39.4%
8.8%
Revenue YoY
3.7%
4.2%
Net Profit YoY
136.5%
-39.4%
EPS (diluted)
$7.82
$1.02

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
CNO
CNO
Q4 25
$4.3B
$1.1B
Q3 25
$4.0B
$1.2B
Q2 25
$4.2B
$1.2B
Q1 25
$4.7B
$1.0B
Q4 24
$4.1B
$1.1B
Q3 24
$3.7B
$1.1B
Q2 24
$3.8B
$1.1B
Q1 24
$4.1B
$1.2B
Net Profit
AON
AON
CNO
CNO
Q4 25
$1.7B
$100.7M
Q3 25
$458.0M
$23.1M
Q2 25
$579.0M
$91.8M
Q1 25
$965.0M
$13.7M
Q4 24
$716.0M
$166.1M
Q3 24
$343.0M
$9.3M
Q2 24
$524.0M
$116.3M
Q1 24
$1.1B
$112.3M
Operating Margin
AON
AON
CNO
CNO
Q4 25
28.1%
15.2%
Q3 25
20.4%
13.7%
Q2 25
20.7%
9.8%
Q1 25
30.9%
10.4%
Q4 24
26.3%
15.8%
Q3 24
16.7%
13.6%
Q2 24
17.4%
13.9%
Q1 24
36.0%
6.5%
Net Margin
AON
AON
CNO
CNO
Q4 25
39.4%
8.8%
Q3 25
11.5%
1.9%
Q2 25
13.9%
8.0%
Q1 25
20.4%
1.4%
Q4 24
17.3%
15.1%
Q3 24
9.2%
0.8%
Q2 24
13.9%
10.9%
Q1 24
26.3%
9.7%
EPS (diluted)
AON
AON
CNO
CNO
Q4 25
$7.82
$1.02
Q3 25
$2.11
$0.24
Q2 25
$2.66
$0.91
Q1 25
$4.43
$0.13
Q4 24
$3.11
$1.58
Q3 24
$1.57
$0.09
Q2 24
$2.46
$1.06
Q1 24
$5.35
$1.01

Balance Sheet & Financial Strength

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

Metric
AON
AON
CNO
CNO
Cash + ST InvestmentsLiquidity on hand
$2.8B
Total DebtLower is stronger
$15.2B
Stockholders' EquityBook value
$9.4B
$2.6B
Total Assets
$50.8B
$38.8B
Debt / EquityLower = less leverage
1.63×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AON
AON
CNO
CNO
Q4 25
$2.8B
Q3 25
$1.3B
Q2 25
$1.4B
Q1 25
$1.3B
Q4 24
$1.3B
Q3 24
$1.3B
Q2 24
$1.2B
Q1 24
$6.4B
Total Debt
AON
AON
CNO
CNO
Q4 25
$15.2B
Q3 25
Q2 25
Q1 25
Q4 24
$17.0B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AON
AON
CNO
CNO
Q4 25
$9.4B
$2.6B
Q3 25
$7.9B
$2.6B
Q2 25
$7.8B
$2.5B
Q1 25
$7.0B
$2.5B
Q4 24
$6.1B
$2.5B
Q3 24
$6.2B
$2.7B
Q2 24
$5.9B
$2.4B
Q1 24
$-133.0M
$2.4B
Total Assets
AON
AON
CNO
CNO
Q4 25
$50.8B
$38.8B
Q3 25
$51.6B
$38.3B
Q2 25
$54.0B
$37.3B
Q1 25
$50.3B
$37.4B
Q4 24
$49.0B
$37.9B
Q3 24
$49.9B
$37.6B
Q2 24
$51.5B
$36.3B
Q1 24
$40.8B
$34.9B
Debt / Equity
AON
AON
CNO
CNO
Q4 25
1.63×
Q3 25
Q2 25
Q1 25
Q4 24
2.78×
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
AON
AON
CNO
CNO
Operating Cash FlowLast quarter
$1.4B
$195.7M
Free Cash FlowOCF − Capex
$1.3B
FCF MarginFCF / Revenue
30.8%
Capex IntensityCapex / Revenue
1.7%
Cash ConversionOCF / Net Profit
0.83×
1.94×
TTM Free Cash FlowTrailing 4 quarters
$3.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AON
AON
CNO
CNO
Q4 25
$1.4B
$195.7M
Q3 25
$1.1B
$197.8M
Q2 25
$796.0M
$145.5M
Q1 25
$140.0M
$136.7M
Q4 24
$1.2B
$191.0M
Q3 24
$1.0B
$231.2M
Q2 24
$513.0M
$110.9M
Q1 24
$309.0M
$94.6M
Free Cash Flow
AON
AON
CNO
CNO
Q4 25
$1.3B
Q3 25
$1.1B
Q2 25
$732.0M
Q1 25
$84.0M
Q4 24
$1.1B
Q3 24
$951.0M
Q2 24
$460.0M
Q1 24
$261.0M
FCF Margin
AON
AON
CNO
CNO
Q4 25
30.8%
Q3 25
27.0%
Q2 25
17.6%
Q1 25
1.8%
Q4 24
27.6%
Q3 24
25.6%
Q2 24
12.2%
Q1 24
6.4%
Capex Intensity
AON
AON
CNO
CNO
Q4 25
1.7%
Q3 25
1.7%
Q2 25
1.5%
Q1 25
1.2%
Q4 24
1.3%
Q3 24
1.7%
Q2 24
1.4%
Q1 24
1.2%
Cash Conversion
AON
AON
CNO
CNO
Q4 25
0.83×
1.94×
Q3 25
2.51×
8.56×
Q2 25
1.37×
1.58×
Q1 25
0.15×
9.98×
Q4 24
1.68×
1.15×
Q3 24
2.95×
24.86×
Q2 24
0.98×
0.95×
Q1 24
0.29×
0.84×

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%

CNO
CNO

Health Insurance Product Line$496.4M43%
Life Insurance Segment$268.8M24%
Other$207.2M18%
Life And Annuity Insurance Product Line$170.7M15%

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