AOTS vs. VOX
AOTS (AOT Software Platform ETF) and VOX (Vanguard Communication Services ETF) are both exchange-traded funds - AOTS is a Technology Equities fund tracking the AOT VettaFi Software Platform Index, while VOX is a Communications Equities fund tracking the MSCI US Investable Market Communication Services 25/50 Index. Both are passively managed. A 0.67 correlation means they provide meaningful diversification when combined. AOTS charges 0.49%/yr vs 0.09%/yr for VOX.
Performance
AOTS vs. VOX - Performance Comparison
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Returns By Period
In the year-to-date period, AOTS achieves a -15.55% return, which is significantly lower than VOX's -7.05% return.
AOTS
- 1D
- -2.36%
- 1M
- -9.00%
- YTD
- -15.55%
- 6M
- -15.96%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
VOX
- 1D
- -1.13%
- 1M
- -8.73%
- YTD
- -7.05%
- 6M
- -7.50%
- 1Y
- 9.38%
- 3Y*
- 21.42%
- 5Y*
- 5.58%
- 10Y*
- 8.34%
AOTS vs. VOX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
AOTS AOT Software Platform ETF | -15.55% | -0.83% |
VOX Vanguard Communication Services ETF | -7.05% | 0.35% |
Correlation
The correlation between AOTS and VOX is 0.67, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Dec 23, 2025 | 0.67 |
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Return for Risk
AOTS vs. VOX — Risk / Return Rank
AOTS
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
VOX
AOTS vs. VOX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for AOT Software Platform ETF (AOTS) and Vanguard Communication Services ETF (VOX). 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.
| AOTS | VOX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.11 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 0.69 | — |
| Martin ratioReturn relative to average drawdown | — | 2.40 | — |
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Drawdowns
AOTS vs. VOX - Drawdown Comparison
The maximum AOTS drawdown since its inception was -19.95%, smaller than the maximum VOX drawdown of -57.18%. Use the drawdown chart below to compare losses from any high point for AOTS and VOX.
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Drawdown Indicators
| AOTS | VOX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -19.95% | -57.18% | +37.23% |
Max Drawdown (1Y)Largest decline over 1 year | — | -13.56% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -21.15% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -46.76% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -46.76% | — |
Current DrawdownCurrent decline from peak | -16.68% | -10.17% | -6.51% |
Average DrawdownAverage peak-to-trough decline | -10.13% | -11.90% | +1.77% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 3.91% | — |
Volatility
AOTS vs. VOX - Volatility Comparison
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Volatility by Period
| AOTS | VOX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 5.40% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 11.93% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 19.67% | 15.77% | +3.90% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 19.67% | 21.25% | -1.58% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 19.67% | 20.92% | -1.25% |
AOTS vs. VOX - Expense Ratio Comparison
AOTS has a 0.49% expense ratio, which is higher than VOX's 0.09% expense ratio.
Dividends
AOTS vs. VOX - Dividend Comparison
AOTS has not paid dividends to shareholders, while VOX's dividend yield for the trailing twelve months is around 1.31%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
AOTS AOT Software Platform ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
VOX Vanguard Communication Services ETF | 1.31% | 0.95% | 1.05% | 1.03% | 0.88% | 0.93% | 0.73% | 0.90% | 2.77% | 3.83% | 2.67% | 3.55% |
Frequently Asked Questions
AOTS and VOX have a correlation of 0.67, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, VOX is cheaper at 0.09% per year. The better choice depends on whether you care most about return, fees, risk, or income.
VOX is cheaper with a 0.09% expense ratio, compared with 0.49% for AOTS.
VOX has the higher dividend yield at 1.31%, compared with 0.00% for AOTS.
AOTS is categorized as Technology Equities, while VOX is Communications Equities. AOTS tracks AOT VettaFi Software Platform Index, while VOX tracks MSCI US Investable Market Communication Services 25/50 Index. They also come from different issuers: AOT and Vanguard. Their fees differ too: 0.49% for AOTS and 0.09% for VOX.
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