IBTI vs. SMBS
Compare and contrast key facts about iShares iBonds Dec 2028 Term Treasury ETF (IBTI) and Schwab Mortgage-Backed Securities ETF (SMBS).
IBTI and SMBS are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. IBTI is a passively managed fund by iShares that tracks the performance of the ICE 2028 Maturity US Treasury Index. It was launched on Feb 25, 2020. SMBS is a passively managed fund by Charles Schwab that tracks the performance of the Bloomberg US MBS Float Adjusted Total Return Index. It was launched on Nov 18, 2024. Both IBTI and SMBS 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
IBTI vs. SMBS - Performance Comparison
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IBTI vs. SMBS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
IBTI iShares iBonds Dec 2028 Term Treasury ETF | 0.21% | 6.15% | 0.35% |
SMBS Schwab Mortgage-Backed Securities ETF | 0.47% | 8.15% | -0.07% |
Returns By Period
In the year-to-date period, IBTI achieves a 0.21% return, which is significantly lower than SMBS's 0.47% return.
IBTI
- 1D
- -0.02%
- 1M
- -0.43%
- YTD
- 0.21%
- 6M
- 1.20%
- 1Y
- 3.93%
- 3Y*
- 3.48%
- 5Y*
- 0.41%
- 10Y*
- —
SMBS
- 1D
- 0.11%
- 1M
- -1.15%
- YTD
- 0.47%
- 6M
- 1.88%
- 1Y
- 5.07%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
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IBTI vs. SMBS - Expense Ratio Comparison
IBTI has a 0.07% expense ratio, which is higher than SMBS'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
IBTI vs. SMBS — Risk / Return Rank
IBTI
SMBS
IBTI vs. SMBS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares iBonds Dec 2028 Term Treasury ETF (IBTI) and Schwab Mortgage-Backed Securities ETF (SMBS). 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.
| IBTI | SMBS | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.81 | 1.07 | +0.74 |
Sortino ratioReturn per unit of downside risk | 2.84 | 1.54 | +1.31 |
Omega ratioGain probability vs. loss probability | 1.37 | 1.19 | +0.18 |
Calmar ratioReturn relative to maximum drawdown | 3.27 | 1.93 | +1.34 |
Martin ratioReturn relative to average drawdown | 10.82 | 5.53 | +5.29 |
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
| IBTI | SMBS | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.81 | 1.07 | +0.74 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.08 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.04 | 1.28 | -1.25 |
Correlation
The correlation between IBTI and SMBS is 0.77, 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
IBTI vs. SMBS - Dividend Comparison
IBTI's dividend yield for the trailing twelve months is around 3.83%, less than SMBS's 4.82% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|---|
IBTI iShares iBonds Dec 2028 Term Treasury ETF | 3.83% | 3.87% | 3.92% | 3.27% | 1.70% | 0.90% | 0.56% |
SMBS Schwab Mortgage-Backed Securities ETF | 4.82% | 4.83% | 0.50% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
IBTI vs. SMBS - Drawdown Comparison
The maximum IBTI drawdown since its inception was -18.45%, which is greater than SMBS's maximum drawdown of -3.20%. Use the drawdown chart below to compare losses from any high point for IBTI and SMBS.
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Drawdown Indicators
| IBTI | SMBS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -18.45% | -3.20% | -15.25% |
Max Drawdown (1Y)Largest decline over 1 year | -1.24% | -2.83% | +1.59% |
Max Drawdown (5Y)Largest decline over 5 years | -16.18% | — | — |
Current DrawdownCurrent decline from peak | -4.01% | -1.56% | -2.45% |
Average DrawdownAverage peak-to-trough decline | -8.38% | -0.77% | -7.61% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.37% | 0.99% | -0.62% |
Volatility
IBTI vs. SMBS - Volatility Comparison
The current volatility for iShares iBonds Dec 2028 Term Treasury ETF (IBTI) is 0.65%, while Schwab Mortgage-Backed Securities ETF (SMBS) has a volatility of 1.83%. This indicates that IBTI experiences smaller price fluctuations and is considered to be less risky than SMBS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IBTI | SMBS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.65% | 1.83% | -1.18% |
Volatility (6M)Calculated over the trailing 6-month period | 1.11% | 2.75% | -1.64% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.18% | 4.77% | -2.59% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.04% | 4.91% | +0.13% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 5.24% | 4.91% | +0.33% |