ETEC vs. AOA
ETEC (iShares Breakthrough Environmental Solutions ETF) and AOA (iShares Core 80/20 Aggressive Allocation ETF) are both exchange-traded funds - ETEC is a Technology Equities fund tracking the Morningstar Global Emerging Green Technologies Select Index - Benchmark TR Net, while AOA is a Diversified Portfolio fund tracking the S&P Target Risk Aggressive Index. Both are passively managed. Over the past 3 years, ETEC returned 4.97%/yr vs 16.74%/yr for AOA. A 0.71 correlation means they provide meaningful diversification when combined. ETEC charges 0.47%/yr vs 0.15%/yr for AOA.
Performance
ETEC vs. AOA - Performance Comparison
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Returns By Period
In the year-to-date period, ETEC achieves a 14.82% return, which is significantly higher than AOA's 10.03% return.
ETEC
- 1D
- -0.26%
- 1M
- -3.42%
- 6M
- 10.61%
- YTD
- 14.82%
- 1Y
- 37.37%
- 3Y*
- 4.97%
- 5Y*
- —
- 10Y*
- —
AOA
- 1D
- 0.33%
- 1M
- 1.04%
- 6M
- 7.80%
- YTD
- 10.03%
- 1Y
- 20.10%
- 3Y*
- 16.74%
- 5Y*
- 8.96%
- 10Y*
- 10.38%
ETEC vs. AOA - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
ETEC iShares Breakthrough Environmental Solutions ETF | 14.82% | 31.89% | -18.16% | -6.50% |
AOA iShares Core 80/20 Aggressive Allocation ETF | 10.03% | 19.59% | 13.55% | 12.85% |
Correlation
The correlation between ETEC and AOA is 0.70, 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 | 0.70 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.70 |
Correlation (All Time) Calculated using the full available price history since Mar 30, 2023 | 0.71 |
The correlation between ETEC and AOA has been stable across timeframes, ranging from 0.70 to 0.71 - a consistent structural relationship.
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Return for Risk
ETEC vs. AOA — Risk / Return Rank
ETEC
AOA
ETEC vs. AOA - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Breakthrough Environmental Solutions ETF (ETEC) and iShares Core 80/20 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.
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.
| ETEC | AOA | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.20 | ||
| Sortino ratioReturn per unit of downside risk | -0.38 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.32 | -0.05 |
| Calmar ratioReturn relative to maximum drawdown | 2.97 | 2.39 | +0.58 |
| Martin ratioReturn relative to average drawdown | 8.96 | 10.26 | -1.30 |
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Drawdowns
ETEC vs. AOA - Drawdown Comparison
The maximum ETEC drawdown since its inception was -39.71%, which is greater than AOA's maximum drawdown of -28.38%. Use the drawdown chart below to compare losses from any high point for ETEC and AOA.
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Drawdown Indicators
| ETEC | AOA | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -39.71% | -28.38% | -11.33% |
Max Drawdown (1Y)Largest decline over 1 year | -12.60% | -8.20% | -4.40% |
Max Drawdown (3Y)Largest decline over 3 years | -39.71% | -12.94% | -26.77% |
Max Drawdown (5Y)Largest decline over 5 years | — | -23.62% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -28.38% | — |
Current DrawdownCurrent decline from peak | -11.00% | -0.41% | -10.59% |
Average DrawdownAverage peak-to-trough decline | -14.75% | -4.04% | -10.71% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.17% | 1.91% | +2.26% |
Volatility
ETEC vs. AOA - Volatility Comparison
iShares Breakthrough Environmental Solutions ETF (ETEC) has a higher volatility of 11.55% compared to iShares Core 80/20 Aggressive Allocation ETF (AOA) at 3.78%. This indicates that ETEC'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
| ETEC | AOA | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 11.55% | 3.78% | +7.77% |
Volatility (6M)Calculated over the trailing 6-month period | 20.22% | 9.42% | +10.80% |
Volatility (1Y)Calculated over the trailing 1-year period | 24.30% | 11.24% | +13.06% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 24.60% | 13.08% | +11.52% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 24.60% | 13.48% | +11.12% |
ETEC vs. AOA - Expense Ratio Comparison
ETEC has a 0.47% expense ratio, which is higher than AOA's 0.15% expense ratio.
Dividends
ETEC vs. AOA - Dividend Comparison
ETEC's dividend yield for the trailing twelve months is around 0.46%, less than AOA's 2.11% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AOA iShares Core 80/20 Aggressive Allocation ETF | 2.11% | 2.18% | 2.30% | 2.22% | 2.10% | 1.67% | 1.71% | 2.50% | 2.37% | 5.09% | 2.26% | 2.15% |
ETEC iShares Breakthrough Environmental Solutions ETF | 0.46% | 0.33% | 1.24% | 4.18% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
ETEC and AOA have a correlation of 0.70, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ETEC has higher volatility (11.55%) compared to AOA (3.78%). In terms of maximum drawdown, ETEC dropped -39.71% vs AOA's -28.38%.
On 3-year performance, AOA leads with 16.74% vs 4.97% for ETEC. On fees, AOA is cheaper at 0.15% per year. On volatility, AOA has been the lower-risk option at 3.78%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, AOA has performed better with a 16.74% return vs 4.97%. 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 0.47% for ETEC.
AOA has the higher dividend yield at 2.11%, compared with 0.46% for ETEC.
ETEC is categorized as Technology Equities, while AOA is Diversified Portfolio. ETEC tracks Morningstar Global Emerging Green Technologies Select Index - Benchmark TR Net, while AOA tracks S&P Target Risk Aggressive Index. Their fees differ too: 0.47% for ETEC and 0.15% for AOA.
AOA currently has the higher Sharpe Ratio (1.74 vs 1.54), 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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