USIAX vs. TRBUX

Last updated Jun 4, 2026

USIAX (UBS Ultra Short Income Fund) and TRBUX (T. Rowe Price Ultra Short-Term Bond Fund) are both Ultrashort Bond funds. USIAX charges 0.35%/yr vs 0.31%/yr for TRBUX.

Performance

USIAX vs. TRBUX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in UBS Ultra Short Income Fund (USIAX) and T. Rowe Price Ultra Short-Term Bond Fund (TRBUX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

USIAX

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

TRBUX

• 1D: 0.00%
• 1M: 0.56%
• YTD: 1.59%
• 6M: 2.58%
• 1Y: 6.43%
• 3Y*: 6.82%
• 5Y*: 4.32%
• 10Y*: 3.31%

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

USIAX vs. TRBUX - Yearly Performance Comparison

	2026 (YTD)
USIAX UBS Ultra Short Income Fund	0.32%
TRBUX T. Rowe Price Ultra Short-Term Bond Fund	0.00%

Return for Risk

USIAX vs. TRBUX — Risk / Return Rank

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

TRBUX

TRBUX Risk / Return Rank: 99
TRBUX Sharpe Ratio Rank: 98
TRBUX Sortino Ratio Rank: 99
TRBUX Omega Ratio Rank: 99
TRBUX Calmar Ratio Rank: 99
TRBUX 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.

USIAX vs. TRBUX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for UBS Ultra Short Income Fund (USIAX) and T. Rowe Price Ultra Short-Term Bond Fund (TRBUX). 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

	USIAX	TRBUX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	—	3.90	—
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	2.60	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	2.21	—
Sharpe Ratio (All Time) Calculated using the full available price history	12.88	1.96	+10.92

Drawdowns

USIAX vs. TRBUX - Drawdown Comparison

The maximum USIAX drawdown since its inception was 0.00%, smaller than the maximum TRBUX drawdown of -4.15%. Use the drawdown chart below to compare losses from any high point for USIAX and TRBUX.

Drawdown Indicators

	USIAX	TRBUX	Difference
Max Drawdown Largest peak-to-trough decline	0.00%	-4.15%	+4.15%
Max Drawdown (1Y) Largest decline over 1 year	—	-0.39%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-0.78%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-2.68%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-4.15%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	0.00%	-0.21%	+0.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.10%	—

Volatility

Volatility by Period

	USIAX	TRBUX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.68%	—
Volatility (6M) Calculated over the trailing 6-month period	—	1.18%	—
Volatility (1Y) Calculated over the trailing 1-year period	2.98%	1.71%	+1.27%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.98%	1.68%	+1.30%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.98%	1.50%	+1.48%

USIAX vs. TRBUX - Expense Ratio Comparison

USIAX has a 0.35% expense ratio, which is higher than TRBUX's 0.31% expense ratio.

Dividends

USIAX vs. TRBUX - Dividend Comparison

USIAX's dividend yield for the trailing twelve months is around 0.32%, less than TRBUX's 6.03% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
TRBUX T. Rowe Price Ultra Short-Term Bond Fund	6.03%	6.23%	6.36%	4.48%	1.53%	1.21%	1.86%	2.73%	2.47%	1.62%	1.18%	0.81%
USIAX UBS Ultra Short Income Fund	0.32%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%