OAKMX vs. HDCTX
Compare and contrast key facts about Oakmark Fund Investor Class (OAKMX) and Rational Equity Armor Fund (HDCTX).
OAKMX is managed by Oakmark. It was launched on Aug 5, 1991. HDCTX is managed by Rational Funds. It was launched on Feb 28, 2001.
Performance
OAKMX vs. HDCTX - Performance Comparison
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OAKMX vs. HDCTX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OAKMX Oakmark Fund Investor Class | -2.47% | 14.13% | 16.02% | 30.92% | -13.38% | 34.85% | 12.90% | 27.14% | -12.76% | 21.12% |
HDCTX Rational Equity Armor Fund | -1.36% | 12.64% | 16.85% | 2.95% | -10.68% | 14.52% | 15.85% | 11.32% | -11.94% | -1.99% |
Returns By Period
In the year-to-date period, OAKMX achieves a -2.47% return, which is significantly lower than HDCTX's -1.36% return. Over the past 10 years, OAKMX has outperformed HDCTX with an annualized return of 13.51%, while HDCTX has yielded a comparatively lower 4.46% annualized return.
OAKMX
- 1D
- 1.76%
- 1M
- -3.56%
- YTD
- -2.47%
- 6M
- 2.30%
- 1Y
- 10.13%
- 3Y*
- 16.07%
- 5Y*
- 10.98%
- 10Y*
- 13.51%
HDCTX
- 1D
- 0.95%
- 1M
- -3.07%
- YTD
- -1.36%
- 6M
- -1.82%
- 1Y
- 12.88%
- 3Y*
- 11.04%
- 5Y*
- 5.16%
- 10Y*
- 4.46%
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OAKMX vs. HDCTX - Expense Ratio Comparison
OAKMX has a 0.91% expense ratio, which is lower than HDCTX's 1.17% expense ratio.
Return for Risk
OAKMX vs. HDCTX — Risk / Return Rank
OAKMX
HDCTX
OAKMX vs. HDCTX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Oakmark Fund Investor Class (OAKMX) and Rational Equity Armor Fund (HDCTX). 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.
| OAKMX | HDCTX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.54 | 1.20 | -0.66 |
Sortino ratioReturn per unit of downside risk | 0.87 | 1.75 | -0.88 |
Omega ratioGain probability vs. loss probability | 1.13 | 1.23 | -0.11 |
Calmar ratioReturn relative to maximum drawdown | 0.82 | 1.96 | -1.14 |
Martin ratioReturn relative to average drawdown | 3.26 | 5.25 | -2.00 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| OAKMX | HDCTX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.54 | 1.20 | -0.66 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.60 | 0.49 | +0.11 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.66 | 0.39 | +0.27 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.71 | 0.36 | +0.34 |
Correlation
The correlation between OAKMX and HDCTX is 0.80, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
OAKMX vs. HDCTX - Dividend Comparison
OAKMX's dividend yield for the trailing twelve months is around 0.94%, more than HDCTX's 0.12% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OAKMX Oakmark Fund Investor Class | 0.94% | 0.92% | 1.12% | 1.02% | 0.92% | 1.94% | 0.17% | 8.33% | 8.13% | 4.06% | 2.58% | 1.43% |
HDCTX Rational Equity Armor Fund | 0.12% | 0.00% | 0.00% | 0.17% | 0.78% | 1.21% | 1.10% | 5.37% | 7.86% | 5.60% | 3.28% | 15.32% |
Drawdowns
OAKMX vs. HDCTX - Drawdown Comparison
The maximum OAKMX drawdown since its inception was -56.19%, roughly equal to the maximum HDCTX drawdown of -59.05%. Use the drawdown chart below to compare losses from any high point for OAKMX and HDCTX.
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Drawdown Indicators
| OAKMX | HDCTX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -56.19% | -59.05% | +2.86% |
Max Drawdown (1Y)Largest decline over 1 year | -13.46% | -6.95% | -6.51% |
Max Drawdown (5Y)Largest decline over 5 years | -23.68% | -18.22% | -5.46% |
Max Drawdown (10Y)Largest decline over 10 years | -41.43% | -19.43% | -22.00% |
Current DrawdownCurrent decline from peak | -4.97% | -6.07% | +1.10% |
Average DrawdownAverage peak-to-trough decline | -6.41% | -6.45% | +0.04% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.39% | 2.59% | +0.80% |
Volatility
OAKMX vs. HDCTX - Volatility Comparison
Oakmark Fund Investor Class (OAKMX) has a higher volatility of 4.20% compared to Rational Equity Armor Fund (HDCTX) at 2.15%. This indicates that OAKMX's price experiences larger fluctuations and is considered to be riskier than HDCTX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OAKMX | HDCTX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.20% | 2.15% | +2.05% |
Volatility (6M)Calculated over the trailing 6-month period | 10.34% | 6.30% | +4.04% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.77% | 11.06% | +7.71% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 18.35% | 10.49% | +7.86% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.43% | 11.44% | +8.99% |