SPTB vs. GOVT
Compare and contrast key facts about State Street SPDR Portfolio Treasury ETF (SPTB) and iShares U.S. Treasury Bond ETF (GOVT).
SPTB and GOVT are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. SPTB is a passively managed fund by State Street that tracks the performance of the Bloomberg U.S. Treasury Index. It was launched on May 20, 2024. GOVT is a passively managed fund by iShares that tracks the performance of the Barclays Capital U.S. Treasury Bond Index. It was launched on Feb 14, 2012. Both SPTB and GOVT 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
SPTB vs. GOVT - Performance Comparison
Loading graphics...
SPTB vs. GOVT - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
SPTB State Street SPDR Portfolio Treasury ETF | 0.13% | 6.14% | 2.17% |
GOVT iShares U.S. Treasury Bond ETF | 0.08% | 3.77% | 4.50% |
Returns By Period
In the year-to-date period, SPTB achieves a 0.13% return, which is significantly higher than GOVT's 0.08% return.
SPTB
- 1D
- 0.08%
- 1M
- -1.75%
- YTD
- 0.13%
- 6M
- 0.89%
- 1Y
- 3.28%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
GOVT
- 1D
- 0.09%
- 1M
- -1.70%
- YTD
- 0.08%
- 6M
- 0.83%
- 1Y
- 3.24%
- 3Y*
- 2.55%
- 5Y*
- -0.24%
- 10Y*
- 0.96%
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
SPTB vs. GOVT - Expense Ratio Comparison
SPTB has a 0.03% expense ratio, which is lower than GOVT's 0.15% 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%.
Return for Risk
SPTB vs. GOVT — Risk / Return Rank
SPTB
GOVT
SPTB vs. GOVT - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for State Street SPDR Portfolio Treasury ETF (SPTB) and iShares U.S. Treasury Bond ETF (GOVT). 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.
| SPTB | GOVT | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.81 | 0.80 | 0.00 |
Sortino ratioReturn per unit of downside risk | 1.19 | 1.17 | +0.01 |
Omega ratioGain probability vs. loss probability | 1.14 | 1.14 | 0.00 |
Calmar ratioReturn relative to maximum drawdown | 1.32 | 1.35 | -0.03 |
Martin ratioReturn relative to average drawdown | 3.39 | 3.49 | -0.09 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading graphics...
Sharpe Ratios by Period
| SPTB | GOVT | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.81 | 0.80 | 0.00 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | — | -0.04 | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 0.18 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 1.01 | 0.27 | +0.75 |
Correlation
The correlation between SPTB and GOVT is 0.97, 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
SPTB vs. GOVT - Dividend Comparison
SPTB's dividend yield for the trailing twelve months is around 4.22%, more than GOVT's 3.53% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SPTB State Street SPDR Portfolio Treasury ETF | 4.22% | 4.23% | 2.76% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
GOVT iShares U.S. Treasury Bond ETF | 3.53% | 3.49% | 3.14% | 2.65% | 1.77% | 0.96% | 2.17% | 1.98% | 1.97% | 1.57% | 1.40% | 1.25% |
Drawdowns
SPTB vs. GOVT - Drawdown Comparison
The maximum SPTB drawdown since its inception was -4.96%, smaller than the maximum GOVT drawdown of -19.07%. Use the drawdown chart below to compare losses from any high point for SPTB and GOVT.
Loading graphics...
Drawdown Indicators
| SPTB | GOVT | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -4.96% | -19.07% | +14.11% |
Max Drawdown (1Y)Largest decline over 1 year | -2.67% | -2.58% | -0.09% |
Max Drawdown (5Y)Largest decline over 5 years | — | -16.60% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -19.07% | — |
Current DrawdownCurrent decline from peak | -1.75% | -7.00% | +5.25% |
Average DrawdownAverage peak-to-trough decline | -1.28% | -5.23% | +3.95% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.04% | 1.00% | +0.04% |
Volatility
SPTB vs. GOVT - Volatility Comparison
State Street SPDR Portfolio Treasury ETF (SPTB) and iShares U.S. Treasury Bond ETF (GOVT) have volatilities of 1.44% and 1.45%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
Loading graphics...
Volatility by Period
| SPTB | GOVT | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.44% | 1.45% | -0.01% |
Volatility (6M)Calculated over the trailing 6-month period | 2.44% | 2.45% | -0.01% |
Volatility (1Y)Calculated over the trailing 1-year period | 4.10% | 4.06% | +0.04% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.50% | 6.03% | -1.53% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.50% | 5.23% | -0.73% |