IEI vs. BUCK
Compare and contrast key facts about iShares 3-7 Year Treasury Bond ETF (IEI) and Simplify Stable Income ETF (BUCK).
IEI and BUCK are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. IEI is a passively managed fund by iShares that tracks the performance of the Barclays Capital U.S. 3-7 Year Treasury Bond Index. It was launched on Jan 11, 2007. BUCK is an actively managed fund by Simplify. It was launched on Oct 27, 2022.
Performance
IEI vs. BUCK - Performance Comparison
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IEI vs. BUCK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
IEI iShares 3-7 Year Treasury Bond ETF | -0.13% | 6.96% | 1.81% | 4.42% | 1.42% |
BUCK Simplify Stable Income ETF | 1.15% | 4.13% | 7.25% | 4.63% | 0.39% |
Returns By Period
In the year-to-date period, IEI achieves a -0.13% return, which is significantly lower than BUCK's 1.15% return.
IEI
- 1D
- -0.08%
- 1M
- -1.15%
- YTD
- -0.13%
- 6M
- 0.68%
- 1Y
- 3.73%
- 3Y*
- 3.40%
- 5Y*
- 0.45%
- 10Y*
- 1.35%
BUCK
- 1D
- 0.17%
- 1M
- 0.19%
- YTD
- 1.15%
- 6M
- 2.45%
- 1Y
- 2.84%
- 3Y*
- 5.36%
- 5Y*
- —
- 10Y*
- —
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IEI vs. BUCK - Expense Ratio Comparison
IEI has a 0.15% expense ratio, which is lower than BUCK's 0.35% expense ratio.
Return for Risk
IEI vs. BUCK — Risk / Return Rank
IEI
BUCK
IEI vs. BUCK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares 3-7 Year Treasury Bond ETF (IEI) and Simplify Stable Income ETF (BUCK). 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.
| IEI | BUCK | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.09 | 0.59 | +0.50 |
Sortino ratioReturn per unit of downside risk | 1.64 | 0.76 | +0.87 |
Omega ratioGain probability vs. loss probability | 1.20 | 1.12 | +0.07 |
Calmar ratioReturn relative to maximum drawdown | 1.78 | 0.52 | +1.26 |
Martin ratioReturn relative to average drawdown | 5.68 | 1.39 | +4.28 |
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
| IEI | BUCK | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.09 | 0.59 | +0.50 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.10 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.34 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.71 | 1.45 | -0.75 |
Correlation
The correlation between IEI and BUCK is 0.11, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
IEI vs. BUCK - Dividend Comparison
IEI's dividend yield for the trailing twelve months is around 3.58%, less than BUCK's 7.56% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IEI iShares 3-7 Year Treasury Bond ETF | 3.58% | 3.48% | 3.18% | 2.36% | 1.37% | 0.73% | 1.12% | 2.01% | 1.95% | 1.51% | 1.33% | 1.39% |
BUCK Simplify Stable Income ETF | 7.56% | 7.59% | 8.84% | 4.84% | 0.59% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
IEI vs. BUCK - Drawdown Comparison
The maximum IEI drawdown since its inception was -14.60%, which is greater than BUCK's maximum drawdown of -5.43%. Use the drawdown chart below to compare losses from any high point for IEI and BUCK.
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Drawdown Indicators
| IEI | BUCK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.60% | -5.43% | -9.17% |
Max Drawdown (1Y)Largest decline over 1 year | -2.20% | -5.43% | +3.23% |
Max Drawdown (5Y)Largest decline over 5 years | -13.88% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -14.60% | — | — |
Current DrawdownCurrent decline from peak | -1.57% | 0.00% | -1.57% |
Average DrawdownAverage peak-to-trough decline | -2.68% | -0.52% | -2.16% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.69% | 2.04% | -1.35% |
Volatility
IEI vs. BUCK - Volatility Comparison
iShares 3-7 Year Treasury Bond ETF (IEI) has a higher volatility of 1.25% compared to Simplify Stable Income ETF (BUCK) at 0.37%. This indicates that IEI's price experiences larger fluctuations and is considered to be riskier than BUCK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IEI | BUCK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.25% | 0.37% | +0.88% |
Volatility (6M)Calculated over the trailing 6-month period | 2.06% | 1.68% | +0.38% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.44% | 4.83% | -1.39% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.75% | 3.55% | +1.20% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.93% | 3.55% | +0.38% |