VMFGX vs. AOA
Compare and contrast key facts about Vanguard S&P Mid-Cap 400 Growth Index Fund Institutional Shares (VMFGX) and iShares Core Aggressive Allocation ETF (AOA).
VMFGX is managed by Vanguard. It was launched on Mar 28, 2011. AOA is a passively managed fund by iShares that tracks the performance of the S&P Target Risk Aggressive Index. It was launched on Nov 4, 2008.
Performance
VMFGX vs. AOA - Performance Comparison
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VMFGX vs. AOA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VMFGX Vanguard S&P Mid-Cap 400 Growth Index Fund Institutional Shares | 3.91% | 7.43% | 15.86% | 17.42% | -18.99% | 18.83% | 22.61% | 26.20% | -10.39% | 19.87% |
AOA iShares Core Aggressive Allocation ETF | -0.59% | 19.59% | 13.55% | 18.27% | -16.23% | 15.42% | 12.82% | 22.60% | -7.86% | 20.05% |
Returns By Period
In the year-to-date period, VMFGX achieves a 3.91% return, which is significantly higher than AOA's -0.59% return. Over the past 10 years, VMFGX has outperformed AOA with an annualized return of 10.58%, while AOA has yielded a comparatively lower 9.69% annualized return.
VMFGX
- 1D
- 3.44%
- 1M
- -6.81%
- YTD
- 3.91%
- 6M
- 4.99%
- 1Y
- 20.83%
- 3Y*
- 13.08%
- 5Y*
- 5.78%
- 10Y*
- 10.58%
AOA
- 1D
- 0.61%
- 1M
- -4.11%
- YTD
- -0.59%
- 6M
- 1.92%
- 1Y
- 18.69%
- 3Y*
- 14.47%
- 5Y*
- 7.97%
- 10Y*
- 9.69%
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VMFGX vs. AOA - Expense Ratio Comparison
VMFGX has a 0.08% expense ratio, which is lower than AOA's 0.25% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Return for Risk
VMFGX vs. AOA — Risk / Return Rank
VMFGX
AOA
VMFGX vs. AOA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard S&P Mid-Cap 400 Growth Index Fund Institutional Shares (VMFGX) and iShares Core Aggressive Allocation ETF (AOA). 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.
| VMFGX | AOA | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.99 | 1.35 | -0.36 |
Sortino ratioReturn per unit of downside risk | 1.53 | 1.97 | -0.44 |
Omega ratioGain probability vs. loss probability | 1.21 | 1.29 | -0.08 |
Calmar ratioReturn relative to maximum drawdown | 1.60 | 1.98 | -0.38 |
Martin ratioReturn relative to average drawdown | 6.93 | 8.82 | -1.89 |
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
| VMFGX | AOA | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.99 | 1.35 | -0.36 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.28 | 0.62 | -0.34 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.51 | 0.72 | -0.21 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.60 | 0.65 | -0.06 |
Correlation
The correlation between VMFGX and AOA is 0.87, 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
VMFGX vs. AOA - Dividend Comparison
VMFGX's dividend yield for the trailing twelve months is around 0.68%, less than AOA's 2.19% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VMFGX Vanguard S&P Mid-Cap 400 Growth Index Fund Institutional Shares | 0.68% | 0.70% | 0.84% | 1.21% | 1.12% | 0.53% | 0.79% | 1.22% | 1.18% | 0.93% | 1.14% | 1.14% |
AOA iShares Core Aggressive Allocation ETF | 2.19% | 2.18% | 2.30% | 2.22% | 2.10% | 1.67% | 1.71% | 2.50% | 2.37% | 5.09% | 2.26% | 2.15% |
Drawdowns
VMFGX vs. AOA - Drawdown Comparison
The maximum VMFGX drawdown since its inception was -39.15%, which is greater than AOA's maximum drawdown of -28.38%. Use the drawdown chart below to compare losses from any high point for VMFGX and AOA.
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Drawdown Indicators
| VMFGX | AOA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -39.15% | -28.38% | -10.77% |
Max Drawdown (1Y)Largest decline over 1 year | -13.68% | -9.62% | -4.06% |
Max Drawdown (5Y)Largest decline over 5 years | -29.25% | -23.62% | -5.63% |
Max Drawdown (10Y)Largest decline over 10 years | -39.15% | -28.38% | -10.77% |
Current DrawdownCurrent decline from peak | -6.81% | -5.18% | -1.63% |
Average DrawdownAverage peak-to-trough decline | -5.76% | -4.08% | -1.68% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.16% | 2.16% | +1.00% |
Volatility
VMFGX vs. AOA - Volatility Comparison
Vanguard S&P Mid-Cap 400 Growth Index Fund Institutional Shares (VMFGX) has a higher volatility of 7.88% compared to iShares Core Aggressive Allocation ETF (AOA) at 5.28%. This indicates that VMFGX's price experiences larger fluctuations and is considered to be riskier than AOA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VMFGX | AOA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.88% | 5.28% | +2.60% |
Volatility (6M)Calculated over the trailing 6-month period | 13.16% | 8.34% | +4.82% |
Volatility (1Y)Calculated over the trailing 1-year period | 22.12% | 13.87% | +8.25% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.55% | 12.92% | +7.63% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.99% | 13.51% | +7.48% |