SPTS vs. BUCK
Compare and contrast key facts about SPDR Portfolio Short Term Treasury ETF (SPTS) and Simplify Stable Income ETF (BUCK).
SPTS and BUCK are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SPTS is a passively managed fund by State Street that tracks the performance of the Bloomberg U.S. Treasury 1-3 Year Index. It was launched on Nov 30, 2011. BUCK is an actively managed fund by Simplify. It was launched on Oct 27, 2022.
Performance
SPTS vs. BUCK - Performance Comparison
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SPTS vs. BUCK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
SPTS SPDR Portfolio Short Term Treasury ETF | 0.29% | 5.05% | 4.20% | 4.27% | 0.70% |
BUCK Simplify Stable Income ETF | 0.97% | 4.13% | 7.25% | 4.63% | 0.39% |
Returns By Period
In the year-to-date period, SPTS achieves a 0.29% return, which is significantly lower than BUCK's 0.97% return.
SPTS
- 1D
- 0.07%
- 1M
- -0.43%
- YTD
- 0.29%
- 6M
- 1.46%
- 1Y
- 3.83%
- 3Y*
- 4.05%
- 5Y*
- 1.81%
- 10Y*
- 1.67%
BUCK
- 1D
- 0.02%
- 1M
- 0.13%
- YTD
- 0.97%
- 6M
- 2.27%
- 1Y
- 2.66%
- 3Y*
- 5.30%
- 5Y*
- —
- 10Y*
- —
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SPTS vs. BUCK - Expense Ratio Comparison
SPTS has a 0.03% expense ratio, which is lower than BUCK's 0.35% expense ratio.
Return for Risk
SPTS vs. BUCK — Risk / Return Rank
SPTS
BUCK
SPTS vs. BUCK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SPDR Portfolio Short Term Treasury ETF (SPTS) 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.
| SPTS | BUCK | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 2.58 | 0.55 | +2.03 |
Sortino ratioReturn per unit of downside risk | 4.09 | 0.72 | +3.37 |
Omega ratioGain probability vs. loss probability | 1.55 | 1.12 | +0.43 |
Calmar ratioReturn relative to maximum drawdown | 4.64 | 0.51 | +4.14 |
Martin ratioReturn relative to average drawdown | 17.61 | 1.35 | +16.27 |
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
| SPTS | BUCK | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 2.58 | 0.55 | +2.03 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.92 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.97 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.49 | 1.44 | -0.95 |
Correlation
The correlation between SPTS and BUCK is 0.08, 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
SPTS vs. BUCK - Dividend Comparison
SPTS's dividend yield for the trailing twelve months is around 3.97%, less than BUCK's 7.57% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SPTS SPDR Portfolio Short Term Treasury ETF | 3.97% | 3.99% | 4.25% | 3.61% | 1.27% | 0.19% | 0.70% | 2.21% | 2.04% | 1.20% | 0.95% | 0.83% |
BUCK Simplify Stable Income ETF | 7.57% | 7.59% | 8.84% | 4.84% | 0.59% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
SPTS vs. BUCK - Drawdown Comparison
The maximum SPTS drawdown since its inception was -5.83%, which is greater than BUCK's maximum drawdown of -5.43%. Use the drawdown chart below to compare losses from any high point for SPTS and BUCK.
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Drawdown Indicators
| SPTS | BUCK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -5.83% | -5.43% | -0.40% |
Max Drawdown (1Y)Largest decline over 1 year | -0.84% | -5.43% | +4.59% |
Max Drawdown (5Y)Largest decline over 5 years | -5.71% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -5.71% | — | — |
Current DrawdownCurrent decline from peak | -0.43% | -0.13% | -0.30% |
Average DrawdownAverage peak-to-trough decline | -1.74% | -0.52% | -1.22% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.22% | 2.04% | -1.82% |
Volatility
SPTS vs. BUCK - Volatility Comparison
SPDR Portfolio Short Term Treasury ETF (SPTS) has a higher volatility of 0.50% compared to Simplify Stable Income ETF (BUCK) at 0.33%. This indicates that SPTS'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
| SPTS | BUCK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.50% | 0.33% | +0.17% |
Volatility (6M)Calculated over the trailing 6-month period | 0.88% | 1.68% | -0.80% |
Volatility (1Y)Calculated over the trailing 1-year period | 1.49% | 4.83% | -3.34% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 1.98% | 3.55% | -1.57% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.73% | 3.55% | -1.82% |