TSPA vs. TBUX

Last updated Jun 4, 2026

TSPA (T. Rowe Price US Equity Research ETF) and TBUX (T. Rowe Price Ultra Short-Term Bond ETF) are both exchange-traded funds - TSPA is a Large Cap Blend Equities fund actively managed by T. Rowe Price, while TBUX is a Ultrashort Bond fund actively managed by T. Rowe Price. Both are actively managed. Over the past 3 years, TSPA returned 22.97%/yr vs 5.85%/yr for TBUX. At a 0.10 correlation, their price movements are largely independent. TSPA charges 0.34%/yr vs 0.17%/yr for TBUX.

Performance

TSPA vs. TBUX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in T. Rowe Price US Equity Research ETF (TSPA) and T. Rowe Price Ultra Short-Term Bond ETF (TBUX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TSPA achieves a 11.31% return, which is significantly higher than TBUX's 1.65% return.

TSPA

• 1D: -0.67%
• 1M: 4.87%
• YTD: 11.31%
• 6M: 11.41%
• 1Y: 27.74%
• 3Y*: 22.97%
• 5Y*: —
• 10Y*: —

TBUX

• 1D: -0.04%
• 1M: 0.41%
• YTD: 1.65%
• 6M: 2.09%
• 1Y: 4.77%
• 3Y*: 5.85%
• 5Y*: —
• 10Y*: —

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

TSPA vs. TBUX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
TSPA T. Rowe Price US Equity Research ETF	11.31%	16.44%	26.37%	29.95%	-18.70%	9.63%
TBUX T. Rowe Price Ultra Short-Term Bond ETF	1.65%	5.37%	6.38%	6.39%	-0.13%	-0.22%

Correlation

The correlation between TSPA and TBUX is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.16
Correlation (3Y) Calculated over the trailing 3-year period	0.09
Correlation (All Time) Calculated using the full available price history since Sep 30, 2021	0.10

TSPA vs. TBUX - Sectors Allocation Comparison

Sectors	TSPA	TBUX
Technology	33.6%	52.7%
Financial Services	12.8%	0.5%
Communication Services	10.7%	15.2%
Consumer Cyclical	9.9%	14.3%
Healthcare	9.5%	5.0%
Industrials	8.0%	3.5%
Consumer Defensive	5.0%	5.5%
Energy	4.1%	0.6%
Utilities	2.6%	1.2%
Basic Materials	1.9%	1.3%
Real Estate	1.8%	0.2%

Return for Risk

TSPA vs. TBUX — Risk / Return Rank

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

TSPA

TSPA Risk / Return Rank: 67
TSPA Sharpe Ratio Rank: 68
TSPA Sortino Ratio Rank: 67
TSPA Omega Ratio Rank: 68
TSPA Calmar Ratio Rank: 61
TSPA Martin Ratio Rank: 74

TBUX

TBUX Risk / Return Rank: 99
TBUX Sharpe Ratio Rank: 99
TBUX Sortino Ratio Rank: 99
TBUX Omega Ratio Rank: 99
TBUX Calmar Ratio Rank: 99
TBUX Martin Ratio Rank: 99

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.

TSPA vs. TBUX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for T. Rowe Price US Equity Research ETF (TSPA) and T. Rowe Price Ultra Short-Term Bond ETF (TBUX). 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.

	TSPA	TBUX	Difference
Sharpe ratio: Return per unit of total volatility	2.28	7.13	-4.85
Sortino ratio: Return per unit of downside risk	3.12	14.36	-11.24
Omega ratio: Gain probability vs. loss probability	1.41	3.08	-1.67
Calmar ratio: Return relative to maximum drawdown	3.02	39.71	-36.69
Martin ratio: Return relative to average drawdown	14.04	170.19	-156.16
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TSPA vs. TBUX - Sharpe Ratio Comparison

The current TSPA Sharpe Ratio is 2.28, which is lower than the TBUX Sharpe Ratio of 7.13. The chart below compares the historical Sharpe Ratios of TSPA and TBUX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	TSPA	TBUX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.28	7.13	-4.85
Sharpe Ratio (All Time) Calculated using the full available price history	0.86	3.89	-3.03

Drawdowns

TSPA vs. TBUX - Drawdown Comparison

The maximum TSPA drawdown since its inception was -24.72%, which is greater than TBUX's maximum drawdown of -1.79%. Use the drawdown chart below to compare losses from any high point for TSPA and TBUX.

Drawdown Indicators

	TSPA	TBUX	Difference
Max Drawdown Largest peak-to-trough decline	-24.72%	-1.79%	-22.93%
Max Drawdown (1Y) Largest decline over 1 year	-9.24%	-0.12%	-9.12%
Max Drawdown (3Y) Largest decline over 3 years	-19.04%	-0.33%	-18.71%
Current Drawdown Current decline from peak	-0.67%	-0.04%	-0.63%
Average Drawdown Average peak-to-trough decline	-5.49%	-0.28%	-5.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.98%	0.03%	+1.95%

Volatility

TSPA vs. TBUX - Volatility Comparison

T. Rowe Price US Equity Research ETF (TSPA) has a higher volatility of 2.98% compared to T. Rowe Price Ultra Short-Term Bond ETF (TBUX) at 0.19%. This indicates that TSPA's price experiences larger fluctuations and is considered to be riskier than TBUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TSPA	TBUX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.98%	0.19%	+2.79%
Volatility (6M) Calculated over the trailing 6-month period	9.44%	0.43%	+9.01%
Volatility (1Y) Calculated over the trailing 1-year period	12.26%	0.67%	+11.59%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.00%	1.07%	+15.93%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.00%	1.07%	+15.93%

TSPA vs. TBUX - Expense Ratio Comparison

TSPA has a 0.34% expense ratio, which is higher than TBUX's 0.17% expense ratio.

Dividends

TSPA vs. TBUX - Dividend Comparison

TSPA's dividend yield for the trailing twelve months is around 0.56%, less than TBUX's 4.48% yield.

Position	TTM	2025	2024	2023	2022	2021
TBUX T. Rowe Price Ultra Short-Term Bond ETF	4.48%	4.67%	5.39%	4.66%	2.58%	0.27%
TSPA T. Rowe Price US Equity Research ETF	0.56%	0.62%	0.50%	0.41%	1.16%	0.43%

Frequently Asked Questions

Can I hold both TSPA and TBUX in my portfolio?

TSPA and TBUX have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TSPA or TBUX?

TSPA has higher volatility (2.98%) compared to TBUX (0.19%). In terms of maximum drawdown, TSPA dropped -24.72% vs TBUX's -1.79%.

Which ETF is better, TSPA or TBUX?

On 3-year performance, TSPA leads with 22.97% vs 5.85% for TBUX. On fees, TBUX is cheaper at 0.17% per year. On volatility, TBUX has been the lower-risk option at 0.19%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, TSPA or TBUX?

Over the 3-year period, TSPA has performed better with a 22.97% return vs 5.85%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, TSPA or TBUX?

TBUX is cheaper with a 0.17% expense ratio, compared with 0.34% for TSPA.

Which ETF pays a higher dividend yield, TSPA or TBUX?

TBUX has the higher dividend yield at 4.48%, compared with 0.56% for TSPA.

What is the main difference between TSPA and TBUX?

TSPA is categorized as Large Cap Blend Equities, while TBUX is Ultrashort Bond. Their fees differ too: 0.34% for TSPA and 0.17% for TBUX.

Which has better risk-adjusted returns?

TBUX currently has the higher Sharpe Ratio (7.13 vs 2.28), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.