SPTU vs. CUSD

Last updated Apr 12, 2026

SPTU (State Street SPDR Portfolio Ultra Short T-Bill ETF) and CUSD (CrossingBridge Ultra-Short Duration ETF) are both Ultrashort Bond funds. SPTU is passively managed, while CUSD is actively managed. At -0.13, they often move in opposite directions. SPTU charges 0.05%/yr vs 0.81%/yr for CUSD.

Performance

SPTU vs. CUSD - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU) and CrossingBridge Ultra-Short Duration ETF (CUSD). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SPTU achieves a 0.97% return, which is significantly lower than CUSD's 3.00% return.

SPTU

• 1D: 0.02%
• 1M: 0.31%
• YTD: 0.97%
• 6M: 1.86%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

CUSD

• 1D: 0.03%
• 1M: 0.34%
• YTD: 3.00%
• 6M: 2.85%
• 1Y: 6.83%
• 3Y*: 5.61%
• 5Y*: —
• 10Y*: —

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

SPTU vs. CUSD - Yearly Performance Comparison

	2026 (YTD)	2025
SPTU State Street SPDR Portfolio Ultra Short T-Bill ETF	0.97%	0.92%
CUSD CrossingBridge Ultra-Short Duration ETF	3.00%	-0.12%

Correlation

The correlation between SPTU and CUSD is -0.13, meaning they tend to move in opposite directions. This is especially valuable for risk management — when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 9, 2025	-0.13

Return for Risk

SPTU vs. CUSD — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

CUSD

CUSD Risk / Return Rank: 16
CUSD Sharpe Ratio Rank: 13
CUSD Sortino Ratio Rank: 13
CUSD Omega Ratio Rank: 17
CUSD Calmar Ratio Rank: 18
CUSD Martin Ratio Rank: 18

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

SPTU vs. CUSD - 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 CrossingBridge Ultra-Short Duration ETF (CUSD). 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.

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

Sharpe Ratios by Period

	SPTU	CUSD	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	0.54	—
Sharpe Ratio (All Time) Calculated using the full available price history	12.12	0.78	+11.34

Drawdowns

SPTU vs. CUSD - Drawdown Comparison

The maximum SPTU drawdown since its inception was -0.04%, smaller than the maximum CUSD drawdown of -5.42%. Use the drawdown chart below to compare losses from any high point for SPTU and CUSD.

Drawdown Indicators

	SPTU	CUSD	Difference
Max Drawdown Largest peak-to-trough decline	-0.04%	-5.42%	+5.38%
Max Drawdown (1Y) Largest decline over 1 year	—	-5.42%	—
Current Drawdown Current decline from peak	0.00%	-1.24%	+1.24%
Average Drawdown Average peak-to-trough decline	0.00%	-0.41%	+0.41%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.89%	—

Volatility

Volatility by Period

	SPTU	CUSD	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	4.27%	—
Volatility (6M) Calculated over the trailing 6-month period	—	9.60%	—
Volatility (1Y) Calculated over the trailing 1-year period	0.32%	12.96%	-12.64%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	0.32%	6.57%	-6.25%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	0.32%	6.57%	-6.25%

SPTU vs. CUSD - Expense Ratio Comparison

SPTU has a 0.05% expense ratio, which is lower than CUSD's 0.81% expense ratio.

Dividends

SPTU vs. CUSD - Dividend Comparison

SPTU's dividend yield for the trailing twelve months is around 1.76%, less than CUSD's 13.64% yield.

	TTM	2025	2024	2023	2022
SPTU State Street SPDR Portfolio Ultra Short T-Bill ETF	1.76%	0.89%	0.00%	0.00%	0.00%
CUSD CrossingBridge Ultra-Short Duration ETF	13.64%	14.05%	7.10%	3.62%	1.14%