State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU)

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State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU) is up 1.0% since the beginning of the year. SPTU is currently trading at $25 per share.

Based on dividend-adjusted daily data since Oct 8, 2025, SPTU's average daily return is +0.01%, while the average monthly return is +0.27%. At this rate, an investment would double in approximately 21.4 years.

Historically, 100% of months were positive and 0% were negative. The best month was Dec 2025 with a return of +0.4%, while the worst month was Apr 2026 at 0.1%. The longest winning streak lasted 7 consecutive months, and the longest losing streak was 0 months.

On a daily basis, SPTU closed higher 46% of trading days. The best single day was Feb 24, 2026 with a return of +0.1%, while the worst single day was Nov 12, 2025 at -0.0%.

State Street SPDR Portfolio Ultra Short T-Bill ETF has an annualized alpha of 3.82%, beta of 0.00, and R² of 0.02 versus S&P 500 Index. Calculated based on daily prices since October 09, 2025.

• This ETF captured 12.12% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -17.48%) — a profile typical of hedging or uncorrelated assets.
• Beta of 0.00 may look defensive, but with R² of 0.02 this ETF is largely uncorrelated with S&P 500 Index — low beta reflects independence, not downside protection. See the Volatility section for a true picture of this ETF's risk.
• R² of 0.02 means this ETF moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

SPTU has an expense ratio of 0.05%, which is considered low.

The table below present risk-adjusted performance metrics for State Street SPDR Portfolio Ultra Short T-Bill ETF (SPTU) and compare them to a chosen benchmark (S&P 500 Index).

State Street SPDR Portfolio Ultra Short T-Bill ETF provided a 1.76% dividend yield over the last twelve months, with an annual payout of $0.44 per share.

The table displays the monthly dividend distributions for State Street SPDR Portfolio Ultra Short T-Bill ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.

The table below displays the maximum drawdowns of the State Street SPDR Portfolio Ultra Short T-Bill ETF. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the State Street SPDR Portfolio Ultra Short T-Bill ETF was 0.04%, occurring on Nov 12, 2025. Recovery took 2 trading sessions.

The chart below shows the rolling one-month volatility.