AOA vs. AOM
AOA (iShares Core 80/20 Aggressive Allocation ETF) and AOM (iShares Core Moderate Allocation ETF) are both Diversified Portfolio funds from iShares - AOA tracks the S&P Target Risk Aggressive Index while AOM tracks the S&P Target Risk Moderate. Both are passively managed. Over the past 10 years, AOA returned 10.74%/yr vs 6.31%/yr for AOM. Their correlation of 0.87 suggests significant overlap in exposure. AOA charges 0.15%/yr vs 0.25%/yr for AOM.
Performance
AOA vs. AOM - Performance Comparison
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Returns By Period
In the year-to-date period, AOA achieves a 8.19% return, which is significantly higher than AOM's 4.39% return. Over the past 10 years, AOA has outperformed AOM with an annualized return of 10.74%, while AOM has yielded a comparatively lower 6.31% annualized return.
AOA
- 1D
- -1.54%
- 1M
- -0.18%
- YTD
- 8.19%
- 6M
- 7.63%
- 1Y
- 21.66%
- 3Y*
- 16.66%
- 5Y*
- 8.78%
- 10Y*
- 10.74%
AOM
- 1D
- -0.76%
- 1M
- 0.20%
- YTD
- 4.39%
- 6M
- 4.21%
- 1Y
- 12.96%
- 3Y*
- 10.58%
- 5Y*
- 4.63%
- 10Y*
- 6.31%
AOA vs. AOM - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
AOA iShares Core 80/20 Aggressive Allocation ETF | 8.19% | 19.59% | 13.55% | 18.27% | -16.23% | 15.42% | 12.82% | 22.60% | -7.86% | 20.05% |
AOM iShares Core Moderate Allocation ETF | 4.39% | 13.28% | 7.95% | 12.38% | -14.54% | 6.93% | 10.02% | 15.58% | -3.88% | 11.63% |
Correlation
The correlation between AOA and AOM is 0.93, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.93 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.92 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.91 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.90 |
Correlation (All Time) Calculated using the full available price history since Nov 11, 2008 | 0.87 |
The correlation between AOA and AOM has been stable across timeframes, ranging from 0.87 to 0.93 - a consistent structural relationship.
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Return for Risk
AOA vs. AOM — Risk / Return Rank
AOA
AOM
AOA vs. AOM - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Core 80/20 Aggressive Allocation ETF (AOA) and iShares Core Moderate Allocation ETF (AOM). 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.
| AOA | AOM | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.06 | ||
| Sortino ratioReturn per unit of downside risk | -0.02 | ||
| Omega ratioGain probability vs. loss probability | 1.36 | 1.35 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 2.65 | 2.55 | +0.10 |
| Martin ratioReturn relative to average drawdown | 11.52 | 10.96 | +0.56 |
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Drawdowns
AOA vs. AOM - Drawdown Comparison
The maximum AOA drawdown since its inception was -28.38%, which is greater than AOM's maximum drawdown of -19.96%. Use the drawdown chart below to compare losses from any high point for AOA and AOM.
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Drawdown Indicators
| AOA | AOM | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -28.38% | -19.96% | -8.42% |
Max Drawdown (1Y)Largest decline over 1 year | -8.20% | -5.11% | -3.09% |
Max Drawdown (3Y)Largest decline over 3 years | -12.94% | -6.85% | -6.09% |
Max Drawdown (5Y)Largest decline over 5 years | -23.62% | -19.96% | -3.66% |
Max Drawdown (10Y)Largest decline over 10 years | -28.38% | -19.96% | -8.42% |
Current DrawdownCurrent decline from peak | -2.08% | -1.04% | -1.04% |
Average DrawdownAverage peak-to-trough decline | -4.04% | -2.69% | -1.35% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.88% | 1.19% | +0.69% |
Volatility
AOA vs. AOM - Volatility Comparison
iShares Core 80/20 Aggressive Allocation ETF (AOA) has a higher volatility of 4.43% compared to iShares Core Moderate Allocation ETF (AOM) at 2.78%. This indicates that AOA's price experiences larger fluctuations and is considered to be riskier than AOM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| AOA | AOM | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.43% | 2.78% | +1.65% |
Volatility (6M)Calculated over the trailing 6-month period | 9.34% | 5.70% | +3.64% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.25% | 6.94% | +4.31% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 13.09% | 8.21% | +4.88% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 13.51% | 7.94% | +5.57% |
AOA vs. AOM - Expense Ratio Comparison
AOA has a 0.15% expense ratio, which is lower than AOM'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%.
Dividends
AOA vs. AOM - Dividend Comparison
AOA's dividend yield for the trailing twelve months is around 2.08%, less than AOM's 3.00% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AOA iShares Core 80/20 Aggressive Allocation ETF | 2.08% | 2.18% | 2.30% | 2.22% | 2.10% | 1.67% | 1.71% | 2.50% | 2.37% | 5.09% | 2.26% | 2.15% |
AOM iShares Core Moderate Allocation ETF | 3.00% | 2.98% | 3.10% | 2.79% | 2.27% | 1.56% | 2.02% | 2.66% | 2.53% | 3.31% | 2.14% | 1.98% |
Frequently Asked Questions
With a correlation of 0.93, AOA and AOM move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
AOA has higher volatility (4.43%) compared to AOM (2.78%). In terms of maximum drawdown, AOA dropped -28.38% vs AOM's -19.96%.
On 10-year performance, AOA leads with 10.74% vs 6.31% for AOM. On fees, AOA is cheaper at 0.15% per year. On volatility, AOM has been the lower-risk option at 2.78%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, AOA has performed better with a 10.74% return vs 6.31%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
AOA is cheaper with a 0.15% expense ratio, compared with 0.25% for AOM.
AOM has the higher dividend yield at 3.00%, compared with 2.08% for AOA.
AOA tracks S&P Target Risk Aggressive Index, while AOM tracks S&P Target Risk Moderate. Their fees differ too: 0.15% for AOA and 0.25% for AOM.
AOA currently has the higher Sharpe Ratio (1.94 vs 1.88), 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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