IVOL vs. IBII
IVOL (Quadratic Interest Rate Volatility & Inflation Hedge ETF) and IBII (iShares iBonds Oct 2032 Term TIPS ETF) are both Inflation-Protected Bonds funds. IVOL is actively managed, while IBII is passively managed. Over the past year, IVOL returned -7.56% vs 4.13% for IBII. At a 0.47 correlation, their price movements are largely independent. IVOL charges 0.99%/yr vs 0.10%/yr for IBII.
Performance
IVOL vs. IBII - Performance Comparison
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Returns By Period
In the year-to-date period, IVOL achieves a -8.02% return, which is significantly lower than IBII's 1.28% return.
IVOL
- 1D
- 0.12%
- 1M
- -2.62%
- YTD
- -8.02%
- 6M
- -7.41%
- 1Y
- -7.56%
- 3Y*
- -2.73%
- 5Y*
- -5.61%
- 10Y*
- —
IBII
- 1D
- 0.31%
- 1M
- -0.25%
- YTD
- 1.28%
- 6M
- 1.16%
- 1Y
- 4.13%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
IVOL vs. IBII - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | |
|---|---|---|---|---|
IVOL Quadratic Interest Rate Volatility & Inflation Hedge ETF | -8.02% | 11.97% | -11.07% | 4.86% |
IBII iShares iBonds Oct 2032 Term TIPS ETF | 1.28% | 8.65% | 1.21% | 4.85% |
Correlation
The correlation between IVOL and IBII is 0.53, 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 | 0.53 |
Correlation (All Time) Calculated using the full available price history since Sep 21, 2023 | 0.47 |
The correlation between IVOL and IBII has been stable across timeframes, ranging from 0.47 to 0.53 - a consistent structural relationship.
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Return for Risk
IVOL vs. IBII — Risk / Return Rank
IVOL
IBII
IVOL vs. IBII - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Quadratic Interest Rate Volatility & Inflation Hedge ETF (IVOL) and iShares iBonds Oct 2032 Term TIPS ETF (IBII). 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.
| IVOL | IBII | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.26 | ||
| Sortino ratioReturn per unit of downside risk | -3.26 | ||
| Omega ratioGain probability vs. loss probability | 0.83 | 1.21 | -0.38 |
| Calmar ratioReturn relative to maximum drawdown | -0.63 | 2.09 | -2.72 |
| Martin ratioReturn relative to average drawdown | -1.49 | 6.56 | -8.04 |
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Drawdowns
IVOL vs. IBII - Drawdown Comparison
The maximum IVOL drawdown since its inception was -31.16%, which is greater than IBII's maximum drawdown of -4.65%. Use the drawdown chart below to compare losses from any high point for IVOL and IBII.
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Drawdown Indicators
| IVOL | IBII | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -31.16% | -4.65% | -26.51% |
Max Drawdown (1Y)Largest decline over 1 year | -12.08% | -1.98% | -10.10% |
Max Drawdown (3Y)Largest decline over 3 years | -14.48% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -30.28% | — | — |
Current DrawdownCurrent decline from peak | -27.66% | -0.99% | -26.67% |
Average DrawdownAverage peak-to-trough decline | -13.41% | -1.12% | -12.29% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.10% | 0.63% | +4.47% |
Volatility
IVOL vs. IBII - Volatility Comparison
Quadratic Interest Rate Volatility & Inflation Hedge ETF (IVOL) has a higher volatility of 2.56% compared to iShares iBonds Oct 2032 Term TIPS ETF (IBII) at 1.39%. This indicates that IVOL's price experiences larger fluctuations and is considered to be riskier than IBII based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IVOL | IBII | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.56% | 1.39% | +1.17% |
Volatility (6M)Calculated over the trailing 6-month period | 4.98% | 2.56% | +2.42% |
Volatility (1Y)Calculated over the trailing 1-year period | 7.02% | 3.50% | +3.52% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 12.84% | 5.42% | +7.42% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.97% | 5.42% | +6.55% |
IVOL vs. IBII - Expense Ratio Comparison
IVOL has a 0.99% expense ratio, which is higher than IBII's 0.10% expense ratio.
Dividends
IVOL vs. IBII - Dividend Comparison
IVOL's dividend yield for the trailing twelve months is around 3.97%, less than IBII's 4.06% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 |
|---|---|---|---|---|---|---|---|---|
IBII iShares iBonds Oct 2032 Term TIPS ETF | 4.06% | 4.80% | 4.76% | 1.10% | 0.00% | 0.00% | 0.00% | 0.00% |
IVOL Quadratic Interest Rate Volatility & Inflation Hedge ETF | 3.97% | 3.61% | 3.83% | 3.73% | 3.92% | 3.93% | 3.44% | 2.02% |
Frequently Asked Questions
IVOL and IBII have a correlation of 0.53, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IVOL has higher volatility (2.56%) compared to IBII (1.39%). In terms of maximum drawdown, IVOL dropped -31.16% vs IBII's -4.65%.
On 1-year performance, IBII leads with 4.13% vs -7.56% for IVOL. On fees, IBII is cheaper at 0.10% per year. On volatility, IBII has been the lower-risk option at 1.39%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, IBII has performed better with a 4.13% return vs -7.56%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBII is cheaper with a 0.10% expense ratio, compared with 0.99% for IVOL.
IBII has the higher dividend yield at 4.06%, compared with 3.97% for IVOL.
They also come from different issuers: CICC and iShares. Their fees differ too: 0.99% for IVOL and 0.10% for IBII.
IBII currently has the higher Sharpe Ratio (1.18 vs -1.08), 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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