SPTB vs. EDV
SPTB (State Street SPDR Portfolio Treasury ETF) and EDV (Vanguard Extended Duration Treasury ETF) are both Government Bonds funds - SPTB tracks the Bloomberg U.S. Treasury Index while EDV tracks the Bloomberg U.S. Treasury STRIPS 20-30 Year Equal Par Bond Index. Both are passively managed. Over the past year, SPTB returned 3.31% vs 4.03% for EDV. Their correlation of 0.90 suggests significant overlap in exposure. SPTB charges 0.03%/yr vs 0.05%/yr for EDV.
Performance
SPTB vs. EDV - Performance Comparison
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Returns By Period
In the year-to-date period, SPTB achieves a 0.08% return, which is significantly lower than EDV's 0.88% return.
SPTB
- 1D
- -0.24%
- 1M
- 0.42%
- YTD
- 0.08%
- 6M
- 0.14%
- 1Y
- 3.31%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
EDV
- 1D
- -1.20%
- 1M
- 3.55%
- YTD
- 0.88%
- 6M
- 0.43%
- 1Y
- 4.03%
- 3Y*
- -5.37%
- 5Y*
- -10.33%
- 10Y*
- -3.45%
SPTB vs. EDV - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
SPTB State Street SPDR Portfolio Treasury ETF | 0.08% | 6.14% | 2.17% |
EDV Vanguard Extended Duration Treasury ETF | 0.88% | 0.65% | -3.35% |
Correlation
The correlation between SPTB and EDV is 0.88, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.88 |
Correlation (All Time) Calculated using the full available price history since May 21, 2024 | 0.90 |
The correlation between SPTB and EDV has been stable across timeframes, ranging from 0.88 to 0.90 - a consistent structural relationship.
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Return for Risk
SPTB vs. EDV — Risk / Return Rank
SPTB
EDV
SPTB vs. EDV - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for State Street SPDR Portfolio Treasury ETF (SPTB) and Vanguard Extended Duration Treasury ETF (EDV). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| SPTB | EDV | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.65 | ||
| Sortino ratioReturn per unit of downside risk | +0.91 | ||
| Omega ratioGain probability vs. loss probability | 1.16 | 1.06 | +0.11 |
| Calmar ratioReturn relative to maximum drawdown | 1.14 | 0.32 | +0.82 |
| Martin ratioReturn relative to average drawdown | 3.15 | 0.72 | +2.43 |
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Drawdowns
SPTB vs. EDV - Drawdown Comparison
The maximum SPTB drawdown since its inception was -4.96%, smaller than the maximum EDV drawdown of -59.96%. Use the drawdown chart below to compare losses from any high point for SPTB and EDV.
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Drawdown Indicators
| SPTB | EDV | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -4.96% | -59.96% | +55.00% |
Max Drawdown (1Y)Largest decline over 1 year | -2.90% | -12.54% | +9.64% |
Max Drawdown (3Y)Largest decline over 3 years | — | -26.90% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -55.03% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -59.96% | — |
Current DrawdownCurrent decline from peak | -1.80% | -53.72% | +51.92% |
Average DrawdownAverage peak-to-trough decline | -1.33% | -23.51% | +22.18% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.05% | 5.62% | -4.57% |
Volatility
SPTB vs. EDV - Volatility Comparison
The current volatility for State Street SPDR Portfolio Treasury ETF (SPTB) is 0.95%, while Vanguard Extended Duration Treasury ETF (EDV) has a volatility of 3.44%. This indicates that SPTB experiences smaller price fluctuations and is considered to be less risky than EDV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SPTB | EDV | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.95% | 3.44% | -2.49% |
Volatility (6M)Calculated over the trailing 6-month period | 2.54% | 9.90% | -7.36% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.57% | 14.29% | -10.72% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.40% | 21.58% | -17.18% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.40% | 19.82% | -15.42% |
SPTB vs. EDV - Expense Ratio Comparison
SPTB has a 0.03% expense ratio, which is lower than EDV's 0.05% 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
SPTB vs. EDV - Dividend Comparison
SPTB's dividend yield for the trailing twelve months is around 4.19%, less than EDV's 4.91% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
EDV Vanguard Extended Duration Treasury ETF | 4.91% | 4.94% | 4.65% | 3.81% | 3.28% | 1.95% | 5.54% | 3.51% | 2.90% | 2.92% | 5.32% | 4.24% |
SPTB State Street SPDR Portfolio Treasury ETF | 4.19% | 4.23% | 2.76% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
SPTB and EDV have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
EDV has higher volatility (3.44%) compared to SPTB (0.95%). In terms of maximum drawdown, SPTB dropped -4.96% vs EDV's -59.96%.
On 1-year performance, EDV leads with 4.03% vs 3.31% for SPTB. On fees, SPTB is cheaper at 0.03% per year. On volatility, SPTB has been the lower-risk option at 0.95%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, EDV has performed better with a 4.03% return vs 3.31%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
SPTB is cheaper with a 0.03% expense ratio, compared with 0.05% for EDV.
EDV has the higher dividend yield at 4.91%, compared with 4.19% for SPTB.
SPTB tracks Bloomberg U.S. Treasury Index, while EDV tracks Bloomberg U.S. Treasury STRIPS 20-30 Year Equal Par Bond Index. They also come from different issuers: State Street and Vanguard. Their fees differ too: 0.03% for SPTB and 0.05% for EDV.
SPTB currently has the higher Sharpe Ratio (0.93 vs 0.28), 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.
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