XBOX vs. SPTU

Last updated Jul 17, 2026

XBOX (Roundhill Ultra Short Duration No Dividend Target ETF) and SPTU (State Street SPDR Portfolio Ultra Short T-Bill ETF) are both Ultrashort Bond funds. XBOX is actively managed, while SPTU is passively managed. At a 0.21 correlation, their price movements are largely independent. XBOX charges 0.14%/yr vs 0.05%/yr for SPTU.

Performance

XBOX vs. SPTU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Roundhill Ultra Short Duration No Dividend Target ETF (XBOX) and State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

XBOX

• 1D: -0.00%
• 1M: 0.46%
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

SPTU

• 1D: 0.00%
• 1M: 0.30%
• 6M: 1.78%
• YTD: 1.90%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

XBOX vs. SPTU - Yearly Performance Comparison

	2026 (YTD)
XBOX Roundhill Ultra Short Duration No Dividend Target ETF	1.27%
SPTU State Street SPDR Portfolio Ultra Short T-Bill ETF	1.19%

Correlation

The correlation between XBOX and SPTU is 0.21, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Mar 18, 2026	0.21

Return for Risk

XBOX vs. SPTU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Roundhill Ultra Short Duration No Dividend Target ETF (XBOX) and State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU). 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Drawdowns

XBOX vs. SPTU - Drawdown Comparison

The maximum XBOX drawdown since its inception was -0.83%, which is greater than SPTU's maximum drawdown of -0.04%. Use the drawdown chart below to compare losses from any high point for XBOX and SPTU.

Drawdown Indicators

	XBOX	SPTU	Difference
Max Drawdown Largest peak-to-trough decline	-0.83%	-0.04%	-0.79%
Current Drawdown Current decline from peak	-0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-0.08%	-0.00%	-0.08%

Volatility

Volatility by Period

	XBOX	SPTU	Difference
Volatility (1Y) Calculated over the trailing 1-year period	2.07%	0.32%	+1.75%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.07%	0.32%	+1.75%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.07%	0.32%	+1.75%

XBOX vs. SPTU - Expense Ratio Comparison

XBOX has a 0.14% expense ratio, which is higher than SPTU's 0.05% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

XBOX vs. SPTU - Dividend Comparison

XBOX has not paid dividends to shareholders, while SPTU's dividend yield for the trailing twelve months is around 2.66%.

Position	TTM	2025
SPTU State Street SPDR Portfolio Ultra Short T-Bill ETF	2.66%	0.89%
XBOX Roundhill Ultra Short Duration No Dividend Target ETF	0.00%	0.00%

Frequently Asked Questions

Can I hold both XBOX and SPTU in my portfolio?

XBOX and SPTU have a correlation of 0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, XBOX or SPTU?

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.

Which ETF is cheaper, XBOX or SPTU?

SPTU is cheaper with a 0.05% expense ratio, compared with 0.14% for XBOX.

Which ETF pays a higher dividend yield, XBOX or SPTU?

SPTU has the higher dividend yield at 2.66%, compared with 0.00% for XBOX.

What is the main difference between XBOX and SPTU?

They also come from different issuers: Roundhill and State Street. Their fees differ too: 0.14% for XBOX and 0.05% for SPTU.