IBTL vs. SPTL
Compare and contrast key facts about iShares iBonds Dec 2031 Term Treasury ETF (IBTL) and SPDR Portfolio Long Term Treasury ETF (SPTL).
IBTL and SPTL are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. IBTL is a passively managed fund by iShares that tracks the performance of the ICE 2031 Maturity US Treasury Index. It was launched on Jul 13, 2021. SPTL is a passively managed fund by State Street that tracks the performance of the Bloomberg Long U.S. Treasury Index. It was launched on May 23, 2007. Both IBTL and SPTL are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.
Performance
IBTL vs. SPTL - Performance Comparison
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IBTL vs. SPTL - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | |
|---|---|---|---|---|---|---|
IBTL iShares iBonds Dec 2031 Term Treasury ETF | -0.01% | 7.85% | 0.36% | 3.60% | -15.60% | -1.37% |
SPTL SPDR Portfolio Long Term Treasury ETF | 0.01% | 5.28% | -6.23% | 3.30% | -29.44% | -0.87% |
Returns By Period
In the year-to-date period, IBTL achieves a -0.01% return, which is significantly lower than SPTL's 0.01% return.
IBTL
- 1D
- 0.22%
- 1M
- -1.66%
- YTD
- -0.01%
- 6M
- 1.07%
- 1Y
- 4.34%
- 3Y*
- 2.62%
- 5Y*
- —
- 10Y*
- —
SPTL
- 1D
- 0.04%
- 1M
- -3.93%
- YTD
- 0.01%
- 6M
- -0.43%
- 1Y
- 0.50%
- 3Y*
- -1.55%
- 5Y*
- -4.88%
- 10Y*
- -0.87%
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IBTL vs. SPTL - Expense Ratio Comparison
IBTL has a 0.07% expense ratio, which is higher than SPTL's 0.03% 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%.
Return for Risk
IBTL vs. SPTL — Risk / Return Rank
IBTL
SPTL
IBTL vs. SPTL - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2031 Term Treasury ETF (IBTL) and SPDR Portfolio Long Term Treasury ETF (SPTL). 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.
| IBTL | SPTL | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.03 | 0.05 | +0.98 |
Sortino ratioReturn per unit of downside risk | 1.54 | 0.14 | +1.40 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.02 | +0.17 |
Calmar ratioReturn relative to maximum drawdown | 1.85 | 0.16 | +1.70 |
Martin ratioReturn relative to average drawdown | 5.33 | 0.34 | +4.98 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| IBTL | SPTL | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.03 | 0.05 | +0.98 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | -0.34 | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | -0.06 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.20 | 0.24 | -0.44 |
Correlation
The correlation between IBTL and SPTL is 0.85, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
IBTL vs. SPTL - Dividend Comparison
IBTL's dividend yield for the trailing twelve months is around 3.93%, less than SPTL's 4.15% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IBTL iShares iBonds Dec 2031 Term Treasury ETF | 3.93% | 3.93% | 4.07% | 3.04% | 2.36% | 0.70% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
SPTL SPDR Portfolio Long Term Treasury ETF | 4.15% | 4.12% | 4.03% | 3.24% | 2.75% | 1.68% | 1.71% | 2.45% | 2.69% | 2.53% | 2.56% | 2.60% |
Drawdowns
IBTL vs. SPTL - Drawdown Comparison
The maximum IBTL drawdown since its inception was -20.93%, smaller than the maximum SPTL drawdown of -46.20%. Use the drawdown chart below to compare losses from any high point for IBTL and SPTL.
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Drawdown Indicators
| IBTL | SPTL | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -20.93% | -46.20% | +25.27% |
Max Drawdown (1Y)Largest decline over 1 year | -2.48% | -8.44% | +5.96% |
Max Drawdown (5Y)Largest decline over 5 years | — | -41.02% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -46.20% | — |
Current DrawdownCurrent decline from peak | -6.82% | -36.62% | +29.80% |
Average DrawdownAverage peak-to-trough decline | -11.64% | -14.03% | +2.39% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.86% | 3.84% | -2.98% |
Volatility
IBTL vs. SPTL - Volatility Comparison
The current volatility for iShares iBonds Dec 2031 Term Treasury ETF (IBTL) is 1.31%, while SPDR Portfolio Long Term Treasury ETF (SPTL) has a volatility of 3.50%. This indicates that IBTL experiences smaller price fluctuations and is considered to be less risky than SPTL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBTL | SPTL | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.31% | 3.50% | -2.19% |
Volatility (6M)Calculated over the trailing 6-month period | 2.37% | 6.01% | -3.64% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.23% | 10.34% | -6.11% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 7.57% | 14.65% | -7.08% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 7.57% | 13.98% | -6.41% |