AON vs. WTW: Aon vs. Willis Towers Watson Stock Comparison
How do Aon (AON) and Willis Towers Watson (WTW) 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 Willis Towers Watson (WTW) are both classified in the Insurance Brokers sub-industry within the broader Insurance industry, placing them in the closest GICS peer bucket.
| Profile Item | AON | WTW |
|---|---|---|
| Name | Aon plc Class A | Willis Towers Watson Public Limited Company |
| Country/Region | Ireland | United Kingdom |
| GICS Sector | Financials | Financials |
| GICS Industry Group | Insurance | Insurance |
| GICS Industry | Insurance | Insurance |
| GICS Sub-Industry | Insurance Brokers | Insurance Brokers |
| Market Capitalization | 71.03 billion USD | 30.33 billion USD |
| Currency | USD | USD |
| Exchange | NYSE | Nasdaq |
| Listing Date | June 2, 1980 | June 12, 2001 |
| Security Type | Common Stock | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | AON | WTW |
|---|---|---|
| Total Return (1Y) | -1.97% | 2.59% |
| Total Return (3Y, Annualized) | 1.25% | 12.90% |
| Total Return (5Y, Annualized) | 3.28% | 8.63% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | AON | WTW |
|---|---|---|
| Volatility (1Y, Annualized) | 29.20% | 31.09% |
| Beta (5Y) | 0.60 | 0.42 |
| Max Drawdown (5Y) | -33.57% | -30.39% |
| Avg. Volume (3M) | 1.64M | 537.05K |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | AON | WTW |
|---|---|---|
| Sharpe Ratio (1Y) | -0.21 | -0.05 |
| Sortino Ratio (1Y) | -0.29 | -0.07 |
Profitability
ROE (TTM)
Aon (AON) at 43.38% clears its industry range for ROE, a sharper capital-efficiency signal than Willis Towers Watson (WTW) at 20.18%, 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%
WTW
Insurance industry group
20.18%
- Max
- 41.68%
- Q3
- 22.04%
- WTW
- 20.18%
- Median
- 14.81%
- Q1
- 8.79%
- Min
- -10.66%
Net Margin (TTM)
Aon (AON) at 22.24% retains a top-quartile share of revenue as profit, ahead of Willis Towers Watson (WTW) at 15.22%, 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%
WTW
Insurance industry group
15.22%
- Max
- 29.92%
- Q3
- 17.03%
- WTW
- 15.22%
- Median
- 10.97%
- Q1
- 6.21%
- Min
- -4.68%
Operating Margin (TTM)
Neither side reports a meaningful operating margin: for Aon (AON) in Insurance and Willis Towers Watson (WTW) in Insurance, funding costs are part of the core business, so net margin and ROE are the cleaner profitability reads.
Profitability Metrics
| Metric | AON | WTW |
|---|---|---|
| ROE (TTM) | 43.38% | 20.18% |
| ROA (TTM) | 5.45% | 5.35% |
| Net Margin (TTM) | 22.24% | 15.22% |
| Operating Margin (TTM) | -- | -- |
| Gross Margin (TTM) | -- | -- |
Growth
Revenue Growth
Aon (AON) at 9.45% is around its peer norm for revenue growth, while Willis Towers Watson (WTW) at -2.24% drops into the bottom quartile, signaling weaker demand or pricing momentum.
EPS Growth
Only one side can be read here: Aon (AON) reports EPS growth of 36.27%, ranked against its industry; Willis Towers Watson (WTW) has no EPS growth figure this period.
Growth Metrics
| Metric | AON | WTW |
|---|---|---|
| Revenue Growth (YoY) | 9.45% | -2.24% |
| Revenue Growth (3Y CAGR) | 11.25% | 3.07% |
| EPS Growth (YoY) | 36.27% | -- |
| EPS Growth (3Y CAGR) | 11.92% | 21.88% |
Financial Strength
Current Ratio (MRQ)
current ratio doesn’t apply on either side: Aon (AON) in Insurance and Willis Towers Watson (WTW) 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 Willis Towers Watson (WTW) 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
| Metric | AON | WTW |
|---|---|---|
| Current Ratio (MRQ) | -- | -- |
| Debt / Equity (MRQ) | -- | -- |
| Net Debt / EBITDA | -- | -- |
Dividends
Dividend Yield (TTM)
Both Aon (AON) at 0.91% and Willis Towers Watson (WTW) at 0.29% 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%
WTW
Insurance industry group
0.29%
- Max
- 5.12%
- Q3
- 2.15%
- Median
- 0.98%
- WTW
- 0.29%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
Both Aon (AON) at 17.13% and Willis Towers Watson (WTW) at 23.34% 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%
WTW
Insurance industry group
23.34%
- Max
- 76.67%
- Q3
- 35.18%
- WTW
- 23.34%
- Median
- 14.74%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | AON | WTW |
|---|---|---|
| Dividend Yield (TTM) | 0.91% | 0.29% |
| Dividend Payout Ratio (TTM) | 17.13% | 23.34% |
Valuation
P/E Ratio (TTM)
Aon (AON) at 18.33 is near its industry’s usual P/E ratio, while Willis Towers Watson (WTW) at 20.20 sits in the richer quartile — WTW needs stronger growth or earnings quality to justify the premium.
AON
Insurance industry group
18.33
- Max
- 28.37
- Q3
- 18.75
- AON
- 18.33
- Median
- 12.23
- Q1
- 9.08
- Min
- 2.32
WTW
Insurance industry group
20.20
- Max
- 28.37
- WTW
- 20.20
- Q3
- 18.75
- Median
- 12.23
- Q1
- 9.08
- Min
- 2.32
P/S Ratio (TTM)
Both Aon (AON) at 4.02 and Willis Towers Watson (WTW) at 2.95 command a richer price per dollar of sales than most peers, sitting in the upper P/S ratio quartile of their industries.
AON
Insurance industry group
4.02
- Max
- 4.03
- AON
- 4.02
- Q3
- 2.25
- Median
- 1.23
- Q1
- 0.85
- Min
- 0.07
WTW
Insurance industry group
2.95
- Max
- 4.03
- WTW
- 2.95
- Q3
- 2.25
- Median
- 1.23
- Q1
- 0.85
- Min
- 0.07
P/B Ratio (MRQ)
Both look rich against book: Willis Towers Watson (WTW) at 3.91 sits in the upper P/B ratio quartile, and Aon (AON) at 7.03 prices even higher, above its industry range.
AON
Insurance industry group
7.03
- AON
- 7.03
- Max
- 5.07
- Q3
- 2.79
- Median
- 1.76
- Q1
- 1.23
- Min
- 0.30
WTW
Insurance industry group
3.91
- Max
- 5.07
- WTW
- 3.91
- Q3
- 2.79
- Median
- 1.76
- Q1
- 1.23
- Min
- 0.30
Valuation Metrics
| Metric | AON | WTW |
|---|---|---|
| P/E Ratio (TTM) | 18.33 | 20.20 |
| P/S Ratio (TTM) | 4.02 | 2.95 |
| P/B Ratio (MRQ) | 7.03 | 3.91 |
| Free Cash Flow Yield (TTM) | -- | -- |