AON vs. MET: Aon vs. MetLife Stock Comparison

November 11, 2026

How do Aon (AON) and MetLife (MET) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Aon (AON) and MetLife (MET) both belong to the Insurance industry, though AON is classified under Insurance Brokers while MET falls under Life & Health Insurance.

Company profile comparison for Aon (AON) and MetLife (MET)
Profile Item	AON	MET
Name	Aon plc Class A	MetLife, Inc.
Country/Region	Ireland	United States
GICS Sector	Financials	Financials
GICS Industry Group	Insurance	Insurance
GICS Industry	Insurance	Insurance
GICS Sub-Industry	Insurance Brokers	Life & Health Insurance
Market Capitalization	71.03 billion USD	61.76 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	June 2, 1980	April 5, 2000
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

AON

MET

GSPC

Aon (AON) vs. MetLife (MET), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Aon (AON) and MetLife (MET). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Aon (AON) and MetLife (MET). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Aon (AON) and MetLife (MET)
Metric	AON	MET
Total Return (1Y)	-1.97%	38.57%
Total Return (3Y, Annualized)	1.25%	23.59%
Total Return (5Y, Annualized)	3.28%	13.62%

Risk Profile

Drawdown History

AON

MET

GSPC

Aon (AON) vs. MetLife (MET), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Aon (AON) and MetLife (MET). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Aon (AON) and MetLife (MET)
Metric	AON	MET
Volatility (1Y, Annualized)	29.20%	24.21%
Beta (5Y)	0.60	0.77
Max Drawdown (5Y)	-33.57%	-35.09%
Avg. Volume (3M)	1.64M	3.05M

Risk-Adjusted Performance

Risk-Return Positioning

AON and MET are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Aon (AON) and MetLife (MET)
Metric	AON	MET
Sharpe Ratio (1Y)	-0.21	1.42
Sortino Ratio (1Y)	-0.29	2.10

Profitability

ROE (TTM)

Aon (AON) at 43.38% clears its industry range for ROE, a sharper capital-efficiency signal than MetLife (MET) at 19.92%, which is closer to a typical peer reading.

AON

Insurance industry group

43.38%

AON: 43.38%
Max: 41.68%
Q3: 22.04%
Median: 14.81%
Q1: 8.79%
Min: -10.66%

MET

Insurance industry group

19.92%

Max: 41.68%
Q3: 22.04%
MET: 19.92%
Median: 14.81%
Q1: 8.79%
Min: -10.66%

Aon (AON) vs. MetLife (MET): A comparison of their ROE against the Insurance industry group benchmark.

Net Margin (TTM)

Aon (AON) at 22.24% retains a top-quartile share of revenue as profit, ahead of MetLife (MET) at 6.21%, which keeps about the industry-typical share.

AON

Insurance industry group

22.24%

Max: 29.92%
AON: 22.24%
Q3: 17.03%
Median: 10.97%
Q1: 6.21%
Min: -4.68%

MET

Insurance industry group

6.21%

Max: 29.92%
Q3: 17.03%
Median: 10.97%
MET: 6.21%
Q1: 6.21%
Min: -4.68%

Aon (AON) vs. MetLife (MET): A comparison of their net margin against the Insurance industry group benchmark.

Operating Margin (TTM)

Neither side reports a meaningful operating margin: for Aon (AON) in Insurance and MetLife (MET) in Insurance, funding costs are part of the core business, so net margin and ROE are the cleaner profitability reads.

Profitability Metrics

Profitability metrics for Aon (AON) and MetLife (MET)
Metric	AON	MET
ROE (TTM)	43.38%	19.92%
ROA (TTM)	5.45%	0.60%
Net Margin (TTM)	22.24%	6.21%
Operating Margin (TTM)	--	--
Gross Margin (TTM)	--	--

Growth

Revenue Growth

Both Aon (AON) at 9.45% and MetLife (MET) at 7.88% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

Aon (AON) vs. MetLife (MET): A comparison of their Revenue Growth across different time periods.

EPS Growth

Aon (AON) at 36.27% is around its peer norm for EPS growth, while MetLife (MET) at -21.04% drops into the bottom quartile, signaling weaker earnings momentum.

Aon (AON) vs. MetLife (MET): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Aon (AON) and MetLife (MET)
Metric	AON	MET
Revenue Growth (YoY)	9.45%	7.88%
Revenue Growth (3Y CAGR)	11.25%	3.92%
EPS Growth (YoY)	36.27%	-21.04%
EPS Growth (3Y CAGR)	11.92%	18.50%

Financial Strength

Current Ratio (MRQ)

current ratio doesn’t apply on either side: Aon (AON) in Insurance and MetLife (MET) in Insurance both report balance sheets without a current/non-current split, so their short-term liquidity is better judged through regulatory and funding measures.

Debt / Equity (MRQ)

debt-to-equity ratio is set aside for both: Aon (AON) in Insurance and MetLife (MET) in Insurance run businesses where balance-sheet leverage is part of the model, so capital-adequacy and funding measures are the better gauges of balance-sheet risk.

Financial Strength Metrics

Financial strength metrics for Aon (AON) and MetLife (MET)
Metric	AON	MET
Current Ratio (MRQ)	--	--
Debt / Equity (MRQ)	--	--
Net Debt / EBITDA	--	--

Dividends

Dividend Yield (TTM)

Both Aon (AON) at 0.91% and MetLife (MET) at 0.57% pay solid, industry-typical yields, sitting squarely within their peers’ usual range.

AON

Insurance industry group

0.91%

Max: 5.12%
Q3: 2.15%
Median: 0.98%
AON: 0.91%
Q1: 0.00%
Min: 0.00%

MET

Insurance industry group

0.57%

Max: 5.12%
Q3: 2.15%
Median: 0.98%
MET: 0.57%
Q1: 0.00%
Min: 0.00%

Aon (AON) vs. MetLife (MET): A comparison of their dividend yield against the Insurance industry group benchmark.

Dividend Payout Ratio (TTM)

Both Aon (AON) at 17.13% and MetLife (MET) at 30.33% keep payout ratio within their industries’ typical mid-ranges — dividend policies that share earnings without consuming too much of them.

AON

Insurance industry group

17.13%

Max: 76.67%
Q3: 35.18%
AON: 17.13%
Median: 14.74%
Q1: 0.00%
Min: 0.00%

MET

Insurance industry group

30.33%

Max: 76.67%
Q3: 35.18%
MET: 30.33%
Median: 14.74%
Q1: 0.00%
Min: 0.00%

Aon (AON) vs. MetLife (MET): A comparison of their payout ratio against the Insurance industry group benchmark.

Dividend Metrics

Dividend metrics for Aon (AON) and MetLife (MET)
Metric	AON	MET
Dividend Yield (TTM)	0.91%	0.57%
Dividend Payout Ratio (TTM)	17.13%	30.33%

Valuation

P/E Ratio (TTM)

Both Aon (AON) at 18.33 and MetLife (MET) at 12.85 land around their industries’ usual P/E ratio levels — neither is getting a clear earnings-multiple discount or premium versus peers.

AON

Insurance industry group

18.33

Max: 28.37
Q3: 18.75
AON: 18.33
Median: 12.23
Q1: 9.08
Min: 2.32

MET

Insurance industry group

12.85

Max: 28.37
Q3: 18.75
MET: 12.85
Median: 12.23
Q1: 9.08
Min: 2.32

Aon (AON) vs. MetLife (MET): A comparison of their P/E ratio against the Insurance industry group benchmark.

P/S Ratio (TTM)

MetLife (MET) at 0.75 looks cheap on sales in the lower P/S ratio quartile, while Aon (AON) at 4.02 looks rich in the upper quartile — a clear gap in price per dollar of revenue.

AON

Insurance industry group

4.02

Max: 4.03
AON: 4.02
Q3: 2.25
Median: 1.23
Q1: 0.85
Min: 0.07

MET

Insurance industry group

0.75

Max: 4.03
Q3: 2.25
Median: 1.23
Q1: 0.85
MET: 0.75
Min: 0.07

Aon (AON) vs. MetLife (MET): A comparison of their P/S ratio against the Insurance industry group benchmark.

P/B Ratio (MRQ)

MetLife (MET) at 2.79 sits near its industry’s typical P/B ratio, while Aon (AON) at 7.03 prices above its benchmark range — AON looks rich relative to book.

AON

Insurance industry group

7.03

AON: 7.03
Max: 5.07
Q3: 2.79
Median: 1.76
Q1: 1.23
Min: 0.30

MET

Insurance industry group

2.79

Max: 5.07
Q3: 2.79
MET: 2.79
Median: 1.76
Q1: 1.23
Min: 0.30

Aon (AON) vs. MetLife (MET): A comparison of their P/B ratio against the Insurance industry group benchmark.

Valuation Metrics

Valuation metrics for Aon (AON) and MetLife (MET)
Metric	AON	MET
P/E Ratio (TTM)	18.33	12.85
P/S Ratio (TTM)	4.02	0.75
P/B Ratio (MRQ)	7.03	2.79
Free Cash Flow Yield (TTM)	--	--