CAT vs. AFL
CAT (Caterpillar Inc.) and AFL (Aflac Incorporated) are both stocks. CAT operates in Farm & Heavy Construction Machinery (Industrials), while AFL operates in Insurance - Life (Financial Services). Over the past 10 years, CAT returned 31.08%/yr vs 15.69%/yr for AFL. At a 0.34 correlation, their price movements are largely independent.
Performance
CAT vs. AFL - Performance Comparison
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Returns By Period
In the year-to-date period, CAT achieves a 57.36% return, which is significantly higher than AFL's 6.72% return. Over the past 10 years, CAT has outperformed AFL with an annualized return of 31.08%, while AFL has yielded a comparatively lower 15.69% annualized return.
CAT
- 1D
- 4.84%
- 1M
- -1.59%
- YTD
- 57.36%
- 6M
- 44.09%
- 1Y
- 149.86%
- 3Y*
- 58.05%
- 5Y*
- 34.78%
- 10Y*
- 31.08%
AFL
- 1D
- -0.56%
- 1M
- 0.77%
- YTD
- 6.72%
- 6M
- 8.11%
- 1Y
- 17.35%
- 3Y*
- 21.79%
- 5Y*
- 18.33%
- 10Y*
- 15.69%
CAT vs. AFL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
CAT Caterpillar Inc. | 57.36% | 60.30% | 24.66% | 25.95% | 18.60% | 15.95% | 26.97% | 19.51% | -17.56% | 75.03% |
AFL Aflac Incorporated | 6.72% | 8.94% | 28.08% | 17.36% | 26.41% | 34.55% | -13.60% | 18.55% | 6.20% | 29.02% |
Correlation
The correlation between CAT and AFL is 0.00, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.00 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.22 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.40 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.46 |
Correlation (All Time) Calculated using the full available price history since Jul 19, 1984 | 0.34 |
Over the past year, the correlation between CAT and AFL has dropped to 0.00 - well below their long-term average of 0.34, suggesting their price drivers have been diverging.
Fundamentals
CAT:
$418.12B
AFL:
$59.95B
CAT:
$20.07
AFL:
$8.76
CAT:
44.72
AFL:
13.30
CAT:
2.96
AFL:
3.45
CAT:
5.95
AFL:
3.38
CAT:
22.41
AFL:
2.67
CAT:
$70.76B
AFL:
$18.22B
CAT:
$23.01B
AFL:
$8.70B
CAT:
$15.31B
AFL:
$6.67B
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Return for Risk
CAT vs. AFL — Risk / Return Rank
CAT
AFL
CAT vs. AFL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Caterpillar Inc. (CAT) and Aflac Incorporated (AFL). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| CAT | AFL | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +3.26 | ||
| Sortino ratioReturn per unit of downside risk | +3.40 | ||
| Omega ratioGain probability vs. loss probability | 1.63 | 1.18 | +0.45 |
| Calmar ratioReturn relative to maximum drawdown | 10.86 | 1.91 | +8.95 |
| Martin ratioReturn relative to average drawdown | 35.61 | 4.75 | +30.86 |
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Drawdowns
CAT vs. AFL - Drawdown Comparison
The maximum CAT drawdown since its inception was -73.43%, smaller than the maximum AFL drawdown of -82.71%. Use the drawdown chart below to compare losses from any high point for CAT and AFL.
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Drawdown Indicators
| CAT | AFL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -73.43% | -82.71% | +9.28% |
Max Drawdown (1Y)Largest decline over 1 year | -13.88% | -9.11% | -4.77% |
Max Drawdown (3Y)Largest decline over 3 years | -34.05% | -13.56% | -20.49% |
Max Drawdown (5Y)Largest decline over 5 years | -34.05% | -19.86% | -14.19% |
Max Drawdown (10Y)Largest decline over 10 years | -43.36% | -54.89% | +11.53% |
Current DrawdownCurrent decline from peak | -4.56% | -1.51% | -3.05% |
Average DrawdownAverage peak-to-trough decline | -19.73% | -11.65% | -8.08% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.23% | 3.66% | +0.57% |
Volatility
CAT vs. AFL - Volatility Comparison
Caterpillar Inc. (CAT) has a higher volatility of 13.12% compared to Aflac Incorporated (AFL) at 5.58%. This indicates that CAT's price experiences larger fluctuations and is considered to be riskier than AFL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| CAT | AFL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 13.12% | 5.58% | +7.54% |
Volatility (6M)Calculated over the trailing 6-month period | 28.52% | 12.26% | +16.26% |
Volatility (1Y)Calculated over the trailing 1-year period | 35.18% | 17.06% | +18.12% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 30.79% | 20.94% | +9.85% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 30.98% | 25.76% | +5.22% |
Dividends
CAT vs. AFL - Dividend Comparison
CAT's dividend yield for the trailing twelve months is around 0.67%, less than AFL's 2.04% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AFL Aflac Incorporated | 2.04% | 2.10% | 1.93% | 2.04% | 2.22% | 2.26% | 2.52% | 2.04% | 2.28% | 1.98% | 2.39% | 2.64% |
CAT Caterpillar Inc. | 0.67% | 1.02% | 1.49% | 1.69% | 1.93% | 2.07% | 2.26% | 2.56% | 2.58% | 1.97% | 3.32% | 4.33% |
Financials
CAT vs. AFL - Financials Comparison
This section allows you to compare key financial metrics between Caterpillar Inc. and Aflac Incorporated. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
CAT vs. AFL - Profitability Comparison
CAT - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Caterpillar Inc. reported a gross profit of 6.11B and revenue of 17.42B. Therefore, the gross margin over that period was 35.1%.
AFL - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Aflac Incorporated reported a gross profit of 2.48B and revenue of 4.32B. Therefore, the gross margin over that period was 57.5%.
CAT - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Caterpillar Inc. reported an operating income of 3.09B and revenue of 17.42B, resulting in an operating margin of 17.7%.
AFL - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Aflac Incorporated reported an operating income of 1.23B and revenue of 4.32B, resulting in an operating margin of 28.4%.
CAT - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Caterpillar Inc. reported a net income of 2.55B and revenue of 17.42B, resulting in a net margin of 14.6%.
AFL - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Aflac Incorporated reported a net income of 1.02B and revenue of 4.32B, resulting in a net margin of 23.6%.
Frequently Asked Questions
CAT and AFL have a correlation of 0.00, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CAT has higher volatility (13.12%) compared to AFL (5.58%). In terms of maximum drawdown, CAT dropped -73.43% vs AFL's -82.71%.
CAT currently has the higher Sharpe Ratio (4.29 vs 1.02), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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