BUBIX vs. AOUIX

Last updated Apr 1, 2026

Compare and contrast key facts about Baird Ultra Short Bond Fund Institutional Class (BUBIX) and Angel Oak UltraShort Income Fund (AOUIX).

BUBIX is an actively managed fund by Baird. It was launched on Dec 31, 2013. AOUIX is managed by Angel Oak. It was launched on Apr 2, 2018.

Performance

BUBIX vs. AOUIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Baird Ultra Short Bond Fund Institutional Class (BUBIX) and Angel Oak UltraShort Income Fund (AOUIX). The values are adjusted to include any dividend payments, if applicable.

BUBIX vs. AOUIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
BUBIX Baird Ultra Short Bond Fund Institutional Class	0.41%	4.44%	5.65%	5.71%	0.96%	0.20%	1.66%	3.11%	1.57%
AOUIX Angel Oak UltraShort Income Fund	0.37%	5.63%	7.06%	6.21%	-4.11%	0.97%	1.99%	4.07%	2.25%

Returns By Period

In the year-to-date period, BUBIX achieves a 0.41% return, which is significantly higher than AOUIX's 0.37% return.

BUBIX

• 1D: 0.00%
• 1M: -0.20%
• YTD: 0.41%
• 6M: 1.48%
• 1Y: 3.99%
• 3Y*: 5.01%
• 5Y*: 3.44%
• 10Y*: 2.64%

AOUIX

• 1D: 0.00%
• 1M: -0.40%
• YTD: 0.37%
• 6M: 1.67%
• 1Y: 4.50%
• 3Y*: 5.74%
• 5Y*: 3.05%
• 10Y*: —

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

BUBIX vs. AOUIX - Expense Ratio Comparison

BUBIX has a 0.15% expense ratio, which is lower than AOUIX's 0.53% expense ratio.

AOUIX

Angel Oak UltraShort Income Fund

BUBIX

Baird Ultra Short Bond Fund Institutional Class

Return for Risk

BUBIX vs. AOUIX — Risk / Return Rank

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

BUBIX

BUBIX Risk / Return Rank: 100
BUBIX Sharpe Ratio Rank: 100
BUBIX Sortino Ratio Rank: 100
BUBIX Omega Ratio Rank: 100
BUBIX Calmar Ratio Rank: 100
BUBIX Martin Ratio Rank: 100

AOUIX

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

BUBIX vs. AOUIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Baird Ultra Short Bond Fund Institutional Class (BUBIX) and Angel Oak UltraShort Income Fund (AOUIX). 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.

	BUBIX	AOUIX	Difference
Sharpe ratio Return per unit of total volatility	5.61	3.08	+2.53
Sortino ratio Return per unit of downside risk	11.20	9.21	+1.99
Omega ratio Gain probability vs. loss probability	6.33	2.77	+3.56
Calmar ratio Return relative to maximum drawdown	13.47	12.20	+1.27
Martin ratio Return relative to average drawdown	127.89	42.89	+85.00
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BUBIX vs. AOUIX - Sharpe Ratio Comparison

The current BUBIX Sharpe Ratio is 5.61, which is higher than the AOUIX Sharpe Ratio of 3.08. The chart below compares the historical Sharpe Ratios of BUBIX and AOUIX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	BUBIX	AOUIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	5.61	3.08	+2.53
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	4.35	2.05	+2.30
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	3.73	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	3.38	1.55	+1.83

Correlation

The correlation between BUBIX and AOUIX is 0.18, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

BUBIX vs. AOUIX - Dividend Comparison

BUBIX's dividend yield for the trailing twelve months is around 4.02%, less than AOUIX's 4.50% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BUBIX Baird Ultra Short Bond Fund Institutional Class	4.02%	4.16%	5.31%	4.65%	1.56%	0.50%	1.44%	2.57%	2.13%	1.29%	1.04%	0.80%
AOUIX Angel Oak UltraShort Income Fund	4.50%	5.05%	5.36%	3.69%	1.48%	1.37%	2.24%	3.08%	2.12%	0.00%	0.00%	0.00%

Drawdowns

BUBIX vs. AOUIX - Drawdown Comparison

The maximum BUBIX drawdown since its inception was -1.88%, smaller than the maximum AOUIX drawdown of -7.38%. Use the drawdown chart below to compare losses from any high point for BUBIX and AOUIX.

Drawdown Indicators

	BUBIX	AOUIX	Difference
Max Drawdown Largest peak-to-trough decline	-1.88%	-7.38%	+5.50%
Max Drawdown (1Y) Largest decline over 1 year	-0.30%	-0.41%	+0.11%
Max Drawdown (5Y) Largest decline over 5 years	-0.68%	-4.53%	+3.85%
Max Drawdown (10Y) Largest decline over 10 years	-1.88%	—	—
Current Drawdown Current decline from peak	-0.30%	-0.40%	+0.10%
Average Drawdown Average peak-to-trough decline	-0.05%	-0.62%	+0.57%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.03%	0.12%	-0.09%

Volatility

BUBIX vs. AOUIX - Volatility Comparison

Baird Ultra Short Bond Fund Institutional Class (BUBIX) has a higher volatility of 0.35% compared to Angel Oak UltraShort Income Fund (AOUIX) at 0.19%. This indicates that BUBIX's price experiences larger fluctuations and is considered to be riskier than AOUIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BUBIX	AOUIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.35%	0.19%	+0.16%
Volatility (6M) Calculated over the trailing 6-month period	0.54%	1.11%	-0.57%
Volatility (1Y) Calculated over the trailing 1-year period	0.72%	1.61%	-0.89%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	0.80%	1.49%	-0.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	0.71%	1.94%	-1.23%