ION vs. IYZ
ION (Proshares S&P Global Core Battery Metals ETF) and IYZ (iShares U.S. Telecommunications ETF) are both exchange-traded funds - ION is a Energy Equities fund tracking the S&P Global Core Battery Metals Index - Benchmark TR Net, while IYZ is a Communications Equities fund tracking the Dow Jones U.S. Select Telecommunications Index. Both are passively managed. Over the past 3 years, ION returned 17.31%/yr vs 28.37%/yr for IYZ. At a 0.36 correlation, their price movements are largely independent. ION charges 0.58%/yr vs 0.42%/yr for IYZ.
Performance
ION vs. IYZ - Performance Comparison
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Returns By Period
In the year-to-date period, ION achieves a 13.12% return, which is significantly lower than IYZ's 29.57% return.
ION
- 1D
- 4.15%
- 1M
- -13.33%
- YTD
- 13.12%
- 6M
- 23.38%
- 1Y
- 109.76%
- 3Y*
- 17.31%
- 5Y*
- —
- 10Y*
- —
IYZ
- 1D
- 1.27%
- 1M
- 4.54%
- YTD
- 29.57%
- 6M
- 32.60%
- 1Y
- 56.05%
- 3Y*
- 28.37%
- 5Y*
- 7.57%
- 10Y*
- 5.94%
ION vs. IYZ - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
ION Proshares S&P Global Core Battery Metals ETF | 13.12% | 108.37% | -20.02% | -14.10% | -8.45% |
IYZ iShares U.S. Telecommunications ETF | 29.57% | 29.28% | 20.53% | 3.90% | -4.96% |
Correlation
The correlation between ION and IYZ is 0.27, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.27 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.34 |
Correlation (All Time) Calculated using the full available price history since Dec 1, 2022 | 0.36 |
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Return for Risk
ION vs. IYZ — Risk / Return Rank
ION
IYZ
ION vs. IYZ - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Proshares S&P Global Core Battery Metals ETF (ION) and iShares U.S. Telecommunications ETF (IYZ). 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.
| ION | IYZ | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.21 | ||
| Sortino ratioReturn per unit of downside risk | -0.86 | ||
| Omega ratioGain probability vs. loss probability | 1.40 | 1.52 | -0.12 |
| Calmar ratioReturn relative to maximum drawdown | 4.74 | 6.54 | -1.80 |
| Martin ratioReturn relative to average drawdown | 15.01 | 25.99 | -10.98 |
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Drawdowns
ION vs. IYZ - Drawdown Comparison
The maximum ION drawdown since its inception was -52.08%, smaller than the maximum IYZ drawdown of -77.11%. Use the drawdown chart below to compare losses from any high point for ION and IYZ.
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Drawdown Indicators
| ION | IYZ | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -52.08% | -77.11% | +25.03% |
Max Drawdown (1Y)Largest decline over 1 year | -23.30% | -8.62% | -14.68% |
Max Drawdown (3Y)Largest decline over 3 years | -46.47% | -13.85% | -32.62% |
Max Drawdown (5Y)Largest decline over 5 years | — | -39.74% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -39.74% | — |
Current DrawdownCurrent decline from peak | -14.68% | -4.77% | -9.91% |
Average DrawdownAverage peak-to-trough decline | -23.64% | -40.10% | +16.46% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 7.34% | 2.17% | +5.17% |
Volatility
ION vs. IYZ - Volatility Comparison
Proshares S&P Global Core Battery Metals ETF (ION) has a higher volatility of 15.42% compared to iShares U.S. Telecommunications ETF (IYZ) at 8.76%. This indicates that ION's price experiences larger fluctuations and is considered to be riskier than IYZ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ION | IYZ | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 15.42% | 8.76% | +6.66% |
Volatility (6M)Calculated over the trailing 6-month period | 31.74% | 15.61% | +16.13% |
Volatility (1Y)Calculated over the trailing 1-year period | 39.38% | 18.65% | +20.73% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 31.51% | 18.88% | +12.63% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 31.51% | 19.30% | +12.21% |
ION vs. IYZ - Expense Ratio Comparison
ION has a 0.58% expense ratio, which is higher than IYZ's 0.42% expense ratio.
Dividends
ION vs. IYZ - Dividend Comparison
ION's dividend yield for the trailing twelve months is around 1.41%, less than IYZ's 1.53% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ION Proshares S&P Global Core Battery Metals ETF | 1.41% | 1.63% | 1.74% | 2.23% | 0.13% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
IYZ iShares U.S. Telecommunications ETF | 1.53% | 2.04% | 1.94% | 2.27% | 2.55% | 2.51% | 2.60% | 2.36% | 2.15% | 3.54% | 2.27% | 1.98% |
Frequently Asked Questions
ION and IYZ have a correlation of 0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
ION has higher volatility (15.42%) compared to IYZ (8.76%). In terms of maximum drawdown, ION dropped -52.08% vs IYZ's -77.11%.
On 3-year performance, IYZ leads with 28.37% vs 17.31% for ION. On fees, IYZ is cheaper at 0.42% per year. On volatility, IYZ has been the lower-risk option at 8.76%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, IYZ has performed better with a 28.37% return vs 17.31%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IYZ is cheaper with a 0.42% expense ratio, compared with 0.58% for ION.
IYZ has the higher dividend yield at 1.53%, compared with 1.41% for ION.
ION is categorized as Energy Equities, while IYZ is Communications Equities. ION tracks S&P Global Core Battery Metals Index - Benchmark TR Net, while IYZ tracks Dow Jones U.S. Select Telecommunications Index. They also come from different issuers: ProShares and iShares. Their fees differ too: 0.58% for ION and 0.42% for IYZ.
IYZ currently has the higher Sharpe Ratio (3.02 vs 2.81), 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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