SPTU vs. XLK
SPTU (State Street SPDR Portfolio Ultra Short T-Bill ETF) and XLK (State Street Technology Select Sector SPDR ETF) are both exchange-traded funds - SPTU is a Ultrashort Bond fund tracking the ICE BofA US Treasury Bill Index, while XLK is a Technology Equities fund tracking the S&P Technology Select Sector Daily Capped 35/20 Index. Both are passively managed. At a 0.07 correlation, their price movements are largely independent. SPTU charges 0.05%/yr vs 0.08%/yr for XLK.
Performance
SPTU vs. XLK - Performance Comparison
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Returns By Period
In the year-to-date period, SPTU achieves a 1.90% return, which is significantly lower than XLK's 23.60% return.
SPTU
- 1D
- 0.00%
- 1M
- 0.30%
- 6M
- 1.78%
- YTD
- 1.90%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
XLK
- 1D
- -2.24%
- 1M
- -4.67%
- 6M
- 22.34%
- YTD
- 23.60%
- 1Y
- 37.95%
- 3Y*
- 26.66%
- 5Y*
- 19.65%
- 10Y*
- 24.16%
SPTU vs. XLK - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
SPTU State Street SPDR Portfolio Ultra Short T-Bill ETF | 1.90% | 0.87% |
XLK State Street Technology Select Sector SPDR ETF | 23.60% | 0.94% |
Correlation
The correlation between SPTU and XLK is 0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Oct 8, 2025 | 0.07 |
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Return for Risk
SPTU vs. XLK — Risk / Return Rank
SPTU
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
XLK
SPTU vs. XLK - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU) and State Street Technology Select Sector SPDR ETF (XLK). 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.
| SPTU | XLK | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | — | 1.26 | — |
| Calmar ratioReturn relative to maximum drawdown | — | 2.39 | — |
| Martin ratioReturn relative to average drawdown | — | 7.13 | — |
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Drawdowns
SPTU vs. XLK - Drawdown Comparison
The maximum SPTU drawdown since its inception was -0.04%, smaller than the maximum XLK drawdown of -82.05%. Use the drawdown chart below to compare losses from any high point for SPTU and XLK.
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Drawdown Indicators
| SPTU | XLK | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -0.04% | -82.05% | +82.01% |
Max Drawdown (1Y)Largest decline over 1 year | — | -15.92% | — |
Max Drawdown (3Y)Largest decline over 3 years | — | -25.66% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -33.56% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.56% | — |
Current DrawdownCurrent decline from peak | 0.00% | -10.33% | +10.33% |
Average DrawdownAverage peak-to-trough decline | -0.00% | -34.84% | +34.84% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | — | 5.34% | — |
Volatility
SPTU vs. XLK - Volatility Comparison
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Volatility by Period
| SPTU | XLK | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | — | 9.89% | — |
Volatility (6M)Calculated over the trailing 6-month period | — | 20.95% | — |
Volatility (1Y)Calculated over the trailing 1-year period | 0.32% | 24.54% | -24.22% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 0.32% | 25.58% | -25.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 0.32% | 24.80% | -24.48% |
SPTU vs. XLK - Expense Ratio Comparison
SPTU has a 0.05% expense ratio, which is lower than XLK's 0.08% 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
SPTU vs. XLK - Dividend Comparison
SPTU's dividend yield for the trailing twelve months is around 2.66%, more than XLK's 0.45% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
SPTU State Street SPDR Portfolio Ultra Short T-Bill ETF | 2.66% | 0.89% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
XLK State Street Technology Select Sector SPDR ETF | 0.45% | 0.54% | 0.66% | 0.76% | 1.04% | 0.65% | 0.92% | 1.16% | 1.60% | 1.37% | 1.74% | 1.79% |
Frequently Asked Questions
SPTU and XLK have a correlation of 0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, SPTU is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.
SPTU is cheaper with a 0.05% expense ratio, compared with 0.08% for XLK.
SPTU has the higher dividend yield at 2.66%, compared with 0.45% for XLK.
SPTU is categorized as Ultrashort Bond, while XLK is Technology Equities. SPTU tracks ICE BofA US Treasury Bill Index, while XLK tracks S&P Technology Select Sector Daily Capped 35/20 Index. Their fees differ too: 0.05% for SPTU and 0.08% for XLK.
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