IBGK vs. XTWY
IBGK (iShares iBonds Dec 2054 Term Treasury ETF) and XTWY (BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF) are both exchange-traded funds - IBGK is a Long-Term Bond fund tracking the ICE 2054 Maturity US Treasury Index, while XTWY is a Government Bonds fund tracking the Bloomberg US Treasury 20 Year Target Duration Index. Both are passively managed. Over the past year, IBGK returned 4.74% vs 4.93% for XTWY. With a 0.97 correlation, they move nearly in lockstep. IBGK charges 0.07%/yr vs 0.12%/yr for XTWY.
Performance
IBGK vs. XTWY - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, IBGK achieves a -0.36% return, which is significantly higher than XTWY's -0.43% return.
IBGK
- 1D
- -0.34%
- 1M
- 0.75%
- YTD
- -0.36%
- 6M
- -1.89%
- 1Y
- 4.74%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
XTWY
- 1D
- -0.47%
- 1M
- 1.02%
- YTD
- -0.43%
- 6M
- -2.64%
- 1Y
- 4.93%
- 3Y*
- -3.27%
- 5Y*
- —
- 10Y*
- —
IBGK vs. XTWY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
IBGK iShares iBonds Dec 2054 Term Treasury ETF | -0.36% | 3.66% | -2.73% |
XTWY BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF | -0.43% | 2.52% | -4.23% |
Correlation
The correlation between IBGK and XTWY is 0.99 - 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 | 0.99 |
Correlation (All Time) Calculated using the full available price history since Jun 13, 2024 | 0.97 |
The correlation between IBGK and XTWY has been stable across timeframes, ranging from 0.97 to 0.99 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
IBGK vs. XTWY — Risk / Return Rank
IBGK
XTWY
IBGK vs. XTWY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2054 Term Treasury ETF (IBGK) and BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF (XTWY). 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.
| IBGK | XTWY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.09 | ||
| Sortino ratioReturn per unit of downside risk | +0.11 | ||
| Omega ratioGain probability vs. loss probability | 1.09 | 1.08 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 0.65 | 0.52 | +0.13 |
| Martin ratioReturn relative to average drawdown | 1.63 | 1.26 | +0.37 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| IBGK | XTWY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.51 | 0.42 | +0.09 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.02 | -0.22 | +0.24 |
Drawdowns
IBGK vs. XTWY - Drawdown Comparison
The maximum IBGK drawdown since its inception was -14.62%, smaller than the maximum XTWY drawdown of -25.92%. Use the drawdown chart below to compare losses from any high point for IBGK and XTWY.
Loading charts...
Drawdown Indicators
| IBGK | XTWY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.62% | -25.92% | +11.30% |
Max Drawdown (1Y)Largest decline over 1 year | -7.29% | -9.48% | +2.19% |
Max Drawdown (3Y)Largest decline over 3 years | — | -22.16% | — |
Current DrawdownCurrent decline from peak | -9.19% | -15.31% | +6.12% |
Average DrawdownAverage peak-to-trough decline | -8.06% | -12.23% | +4.17% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.92% | 3.91% | -0.99% |
Volatility
IBGK vs. XTWY - Volatility Comparison
The current volatility for iShares iBonds Dec 2054 Term Treasury ETF (IBGK) is 2.70%, while BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF (XTWY) has a volatility of 3.48%. This indicates that IBGK experiences smaller price fluctuations and is considered to be less risky than XTWY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| IBGK | XTWY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.70% | 3.48% | -0.78% |
Volatility (6M)Calculated over the trailing 6-month period | 6.20% | 7.70% | -1.50% |
Volatility (1Y)Calculated over the trailing 1-year period | 9.36% | 11.72% | -2.36% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.81% | 17.63% | -5.82% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.81% | 17.63% | -5.82% |
IBGK vs. XTWY - Expense Ratio Comparison
IBGK has a 0.07% expense ratio, which is lower than XTWY's 0.13% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
IBGK vs. XTWY - Dividend Comparison
IBGK's dividend yield for the trailing twelve months is around 4.72%, which matches XTWY's 4.70% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 |
|---|---|---|---|---|---|
IBGK iShares iBonds Dec 2054 Term Treasury ETF | 4.72% | 4.59% | 3.15% | 0.00% | 0.00% |
XTWY BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF | 4.70% | 4.56% | 4.65% | 3.86% | 1.08% |
Frequently Asked Questions
With a correlation of 0.99, IBGK and XTWY 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 (3.48%) compared to IBGK (2.70%). In terms of maximum drawdown, IBGK dropped -14.62% vs XTWY's -25.92%.
On 1-year performance, XTWY leads with 4.93% vs 4.74% for IBGK. On fees, IBGK is cheaper at 0.07% per year. On volatility, IBGK has been the lower-risk option at 2.70%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, XTWY has performed better with a 4.93% return vs 4.74%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IBGK is cheaper with a 0.07% expense ratio, compared with 0.12% for XTWY.
IBGK has the higher dividend yield at 4.72%, compared with 4.70% for XTWY.
IBGK is categorized as Long-Term Bond, while XTWY is Government Bonds. IBGK tracks ICE 2054 Maturity US Treasury Index, while XTWY tracks Bloomberg US Treasury 20 Year Target Duration Index. They also come from different issuers: iShares and BondBloxx. Their fees differ too: 0.07% for IBGK and 0.12% for XTWY.
IBGK currently has the higher Sharpe Ratio (0.51 vs 0.42), 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.
Find the right allocation for IBGK and XTWY
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer