OAKEX vs. VB
OAKEX (Oakmark International Small Cap Fund) and VB (Vanguard Small-Cap ETF) are both funds - OAKEX is a Foreign Small & Mid Cap Equities fund managed by Oakmark, while VB is a Small Cap Blend Equities fund tracking the CRSP US Small Cap Index. Over the past 10 years, OAKEX returned 7.95%/yr vs 11.09%/yr for VB. A 0.60 correlation means they provide meaningful diversification when combined. OAKEX charges 1.34%/yr vs 0.05%/yr for VB.
Performance
OAKEX vs. VB - Performance Comparison
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Returns By Period
In the year-to-date period, OAKEX achieves a -1.73% return, which is significantly lower than VB's 15.60% return. Over the past 10 years, OAKEX has underperformed VB with an annualized return of 7.95%, while VB has yielded a comparatively higher 11.09% annualized return.
OAKEX
- 1D
- 0.94%
- 1M
- -0.32%
- 6M
- -2.71%
- YTD
- -1.73%
- 1Y
- -2.01%
- 3Y*
- 9.77%
- 5Y*
- 4.16%
- 10Y*
- 7.95%
VB
- 1D
- -0.66%
- 1M
- 0.23%
- 6M
- 9.54%
- YTD
- 15.60%
- 1Y
- 23.89%
- 3Y*
- 15.01%
- 5Y*
- 7.84%
- 10Y*
- 11.09%
OAKEX vs. VB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
OAKEX Oakmark International Small Cap Fund | -1.73% | 29.51% | -3.00% | 19.59% | -14.50% | 17.90% | 5.00% | 31.91% | -23.71% | 26.03% |
VB Vanguard Small-Cap ETF | 15.60% | 8.87% | 14.17% | 18.22% | -17.51% | 17.57% | 19.19% | 27.34% | -9.34% | 16.26% |
Correlation
The correlation between OAKEX and VB is 0.59, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.59 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.60 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.65 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.62 |
Correlation (All Time) Calculated using the full available price history since Jan 30, 2004 | 0.60 |
The correlation between OAKEX and VB has been stable across timeframes, ranging from 0.59 to 0.65 - a consistent structural relationship.
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Return for Risk
OAKEX vs. VB — Risk / Return Rank
OAKEX
VB
OAKEX vs. VB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Oakmark International Small Cap Fund (OAKEX) and Vanguard Small-Cap ETF (VB). 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.
| OAKEX | VB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.64 | ||
| Sortino ratioReturn per unit of downside risk | -2.28 | ||
| Omega ratioGain probability vs. loss probability | 0.98 | 1.25 | -0.27 |
| Calmar ratioReturn relative to maximum drawdown | -0.16 | 2.67 | -2.84 |
| Martin ratioReturn relative to average drawdown | -0.45 | 9.77 | -10.22 |
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Drawdowns
OAKEX vs. VB - Drawdown Comparison
The maximum OAKEX drawdown since its inception was -70.12%, which is greater than VB's maximum drawdown of -59.56%. Use the drawdown chart below to compare losses from any high point for OAKEX and VB.
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Drawdown Indicators
| OAKEX | VB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -70.12% | -59.56% | -10.56% |
Max Drawdown (1Y)Largest decline over 1 year | -17.18% | -8.98% | -8.20% |
Max Drawdown (3Y)Largest decline over 3 years | -17.18% | -25.36% | +8.18% |
Max Drawdown (5Y)Largest decline over 5 years | -38.40% | -28.15% | -10.25% |
Max Drawdown (10Y)Largest decline over 10 years | -49.61% | -42.05% | -7.56% |
Current DrawdownCurrent decline from peak | -6.79% | -2.29% | -4.50% |
Average DrawdownAverage peak-to-trough decline | -13.47% | -8.40% | -5.07% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 6.22% | 2.45% | +3.77% |
Volatility
OAKEX vs. VB - Volatility Comparison
Oakmark International Small Cap Fund (OAKEX) has a higher volatility of 4.83% compared to Vanguard Small-Cap ETF (VB) at 4.25%. This indicates that OAKEX's price experiences larger fluctuations and is considered to be riskier than VB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OAKEX | VB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.83% | 4.25% | +0.58% |
Volatility (6M)Calculated over the trailing 6-month period | 12.22% | 12.09% | +0.13% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.10% | 16.60% | -1.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.77% | 20.76% | -2.99% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.29% | 21.37% | -3.08% |
OAKEX vs. VB - Expense Ratio Comparison
OAKEX has a 1.34% expense ratio, which is higher than VB's 0.05% expense ratio.
Dividends
OAKEX vs. VB - Dividend Comparison
OAKEX's dividend yield for the trailing twelve months is around 5.34%, more than VB's 1.22% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OAKEX Oakmark International Small Cap Fund | 5.34% | 5.24% | 6.38% | 1.83% | 1.89% | 0.61% | 1.87% | 0.21% | 8.93% | 3.64% | 3.09% | 5.06% |
VB Vanguard Small-Cap ETF | 1.22% | 1.33% | 1.30% | 1.55% | 1.59% | 1.24% | 1.14% | 1.39% | 1.67% | 1.35% | 1.50% | 1.48% |
Frequently Asked Questions
OAKEX and VB have a correlation of 0.59, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
OAKEX has higher volatility (4.83%) compared to VB (4.25%). In terms of maximum drawdown, OAKEX dropped -70.12% vs VB's -59.56%.
VB currently has the higher Sharpe Ratio (1.45 vs -0.19), 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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