XTWY vs. ILTB
XTWY (BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF) and ILTB (iShares Core 10+ Year USD Bond ETF) are both exchange-traded funds - XTWY is a Government Bonds fund tracking the Bloomberg US Treasury 20 Year Target Duration Index, while ILTB is a Long-Term Bond fund tracking the Bloomberg U.S. Universal 10+ Year Index (USD). Both are passively managed. Over the past 3 years, XTWY returned -3.26%/yr vs 2.68%/yr for ILTB. With a 0.95 correlation, they move nearly in lockstep. XTWY charges 0.12%/yr vs 0.06%/yr for ILTB.
Performance
XTWY vs. ILTB - Performance Comparison
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Returns By Period
The year-to-date returns for both investments are quite close, with XTWY having a 0.98% return and ILTB slightly higher at 1.02%.
XTWY
- 1D
- 0.11%
- 1M
- 2.79%
- YTD
- 0.98%
- 6M
- 0.48%
- 1Y
- 3.85%
- 3Y*
- -3.26%
- 5Y*
- —
- 10Y*
- —
ILTB
- 1D
- 0.06%
- 1M
- 1.83%
- YTD
- 1.02%
- 6M
- 0.91%
- 1Y
- 6.12%
- 3Y*
- 2.68%
- 5Y*
- -3.22%
- 10Y*
- 1.23%
XTWY vs. ILTB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
XTWY BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF | 0.98% | 2.52% | -10.25% | 2.73% | -7.81% |
ILTB iShares Core 10+ Year USD Bond ETF | 1.02% | 7.22% | -3.00% | 8.04% | -3.39% |
Correlation
The correlation between XTWY and ILTB is 0.96 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.96 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.95 |
Correlation (All Time) Calculated using the full available price history since Sep 15, 2022 | 0.95 |
The correlation between XTWY and ILTB has been stable across timeframes, ranging from 0.95 to 0.96 - a consistent structural relationship.
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Return for Risk
XTWY vs. ILTB — Risk / Return Rank
XTWY
ILTB
XTWY vs. ILTB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF (XTWY) and iShares Core 10+ Year USD Bond ETF (ILTB). 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.
| XTWY | ILTB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.46 | ||
| Sortino ratioReturn per unit of downside risk | -0.61 | ||
| Omega ratioGain probability vs. loss probability | 1.06 | 1.14 | -0.07 |
| Calmar ratioReturn relative to maximum drawdown | 0.41 | 1.13 | -0.73 |
| Martin ratioReturn relative to average drawdown | 0.94 | 2.79 | -1.85 |
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Drawdowns
XTWY vs. ILTB - Drawdown Comparison
The maximum XTWY drawdown since its inception was -25.92%, smaller than the maximum ILTB drawdown of -36.88%. Use the drawdown chart below to compare losses from any high point for XTWY and ILTB.
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Drawdown Indicators
| XTWY | ILTB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -25.92% | -36.88% | +10.96% |
Max Drawdown (1Y)Largest decline over 1 year | -9.48% | -5.42% | -4.06% |
Max Drawdown (3Y)Largest decline over 3 years | -22.16% | -14.60% | -7.56% |
Max Drawdown (5Y)Largest decline over 5 years | — | -35.22% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -36.88% | — |
Current DrawdownCurrent decline from peak | -14.11% | -20.72% | +6.61% |
Average DrawdownAverage peak-to-trough decline | -12.25% | -9.95% | -2.30% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.09% | 2.19% | +1.90% |
Volatility
XTWY vs. ILTB - Volatility Comparison
BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF (XTWY) has a higher volatility of 2.69% compared to iShares Core 10+ Year USD Bond ETF (ILTB) at 1.89%. This indicates that XTWY's price experiences larger fluctuations and is considered to be riskier than ILTB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| XTWY | ILTB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.69% | 1.89% | +0.80% |
Volatility (6M)Calculated over the trailing 6-month period | 7.87% | 5.68% | +2.19% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.38% | 7.72% | +3.66% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 17.54% | 12.61% | +4.93% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 17.54% | 11.56% | +5.98% |
XTWY vs. ILTB - Expense Ratio Comparison
XTWY has a 0.13% expense ratio, which is higher than ILTB's 0.06% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
XTWY vs. ILTB - Dividend Comparison
XTWY's dividend yield for the trailing twelve months is around 4.63%, less than ILTB's 4.92% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ILTB iShares Core 10+ Year USD Bond ETF | 4.92% | 4.83% | 4.91% | 4.38% | 4.31% | 3.04% | 3.32% | 3.45% | 4.13% | 3.97% | 3.99% | 4.20% |
XTWY BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF | 4.63% | 4.56% | 4.65% | 3.86% | 1.08% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
With a correlation of 0.96, XTWY and ILTB 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.
XTWY has higher volatility (2.69%) compared to ILTB (1.89%). In terms of maximum drawdown, XTWY dropped -25.92% vs ILTB's -36.88%.
On 3-year performance, ILTB leads with 2.68% vs -3.26% for XTWY. On fees, ILTB is cheaper at 0.06% per year. On volatility, ILTB has been the lower-risk option at 1.89%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, ILTB has performed better with a 2.68% return vs -3.26%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
ILTB is cheaper with a 0.06% expense ratio, compared with 0.12% for XTWY.
ILTB has the higher dividend yield at 4.92%, compared with 4.63% for XTWY.
XTWY is categorized as Government Bonds, while ILTB is Long-Term Bond. XTWY tracks Bloomberg US Treasury 20 Year Target Duration Index, while ILTB tracks Bloomberg U.S. Universal 10+ Year Index (USD). They also come from different issuers: BondBloxx and iShares. Their fees differ too: 0.12% for XTWY and 0.06% for ILTB.
ILTB currently has the higher Sharpe Ratio (0.80 vs 0.34), 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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