GMUB vs. AUSM

Last updated Jul 15, 2026

GMUB (Goldman Sachs Municipal Income ETF) and AUSM (Allspring Ultra Short Municipal ETF) are both Municipal Bonds funds. Both are actively managed. Over the past year, GMUB returned 6.39% vs 2.89% for AUSM. At a 0.16 correlation, their price movements are largely independent. Both charge a 0.18% expense ratio.

Performance

GMUB vs. AUSM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Goldman Sachs Municipal Income ETF (GMUB) and Allspring Ultra Short Municipal ETF (AUSM). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GMUB achieves a 1.81% return, which is significantly higher than AUSM's 1.34% return.

GMUB

• 1D: 0.01%
• 1M: 0.25%
• 6M: 1.50%
• YTD: 1.81%
• 1Y: 6.39%
• 3Y*: —
• 5Y*: —
• 10Y*: —

AUSM

• 1D: 0.00%
• 1M: 0.22%
• 6M: 1.16%
• YTD: 1.34%
• 1Y: 2.89%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

GMUB vs. AUSM - Yearly Performance Comparison

	2026 (YTD)	2025
GMUB Goldman Sachs Municipal Income ETF	1.81%	4.49%
AUSM Allspring Ultra Short Municipal ETF	1.34%	1.58%

Correlation

The correlation between GMUB and AUSM 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 (All Time) Calculated using the full available price history since Jul 8, 2025	0.16

Return for Risk

GMUB vs. AUSM — Risk / Return Rank

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

GMUB

GMUB Risk / Return Rank: 83
GMUB Sharpe Ratio Rank: 90
GMUB Sortino Ratio Rank: 92
GMUB Omega Ratio Rank: 91
GMUB Calmar Ratio Rank: 70
GMUB Martin Ratio Rank: 70

AUSM

AUSM Risk / Return Rank: 97
AUSM Sharpe Ratio Rank: 97
AUSM Sortino Ratio Rank: 98
AUSM Omega Ratio Rank: 98
AUSM Calmar Ratio Rank: 96
AUSM Martin Ratio Rank: 94

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.

GMUB vs. AUSM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Goldman Sachs Municipal Income ETF (GMUB) and Allspring Ultra Short Municipal ETF (AUSM). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	GMUB	AUSM	Difference
Sharpe ratio: Return per unit of total volatility	2.37	3.96	-1.59
Sortino ratio: Return per unit of downside risk	3.61	6.86	-3.25
Omega ratio: Gain probability vs. loss probability	1.47	2.26	-0.79
Calmar ratio: Return relative to maximum drawdown	2.80	6.94	-4.14
Martin ratio: Return relative to average drawdown	10.08	20.54	-10.47

GMUB vs. AUSM - Sharpe Ratio Comparison

The current GMUB Sharpe Ratio is 2.37, which is lower than the AUSM Sharpe Ratio of 3.96. The chart below compares the historical Sharpe Ratios of GMUB and AUSM, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

GMUB vs. AUSM - Drawdown Comparison

The maximum GMUB drawdown since its inception was -3.28%, which is greater than AUSM's maximum drawdown of -0.42%. Use the drawdown chart below to compare losses from any high point for GMUB and AUSM.

Drawdown Indicators

	GMUB	AUSM	Difference
Max Drawdown Largest peak-to-trough decline	-3.28%	-0.42%	-2.86%
Max Drawdown (1Y) Largest decline over 1 year	-2.29%	-0.42%	-1.87%
Current Drawdown Current decline from peak	-0.31%	-0.00%	-0.31%
Average Drawdown Average peak-to-trough decline	-0.61%	-0.08%	-0.53%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.64%	0.14%	+0.50%

Volatility

GMUB vs. AUSM - Volatility Comparison

Goldman Sachs Municipal Income ETF (GMUB) has a higher volatility of 0.58% compared to Allspring Ultra Short Municipal ETF (AUSM) at 0.12%. This indicates that GMUB's price experiences larger fluctuations and is considered to be riskier than AUSM based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GMUB	AUSM	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.58%	0.12%	+0.46%
Volatility (6M) Calculated over the trailing 6-month period	1.82%	0.45%	+1.37%
Volatility (1Y) Calculated over the trailing 1-year period	2.71%	0.73%	+1.98%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.24%	0.73%	+2.51%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.24%	0.73%	+2.51%

GMUB vs. AUSM - Expense Ratio Comparison

Both GMUB and AUSM have an expense ratio of 0.18%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

GMUB vs. AUSM - Dividend Comparison

GMUB's dividend yield for the trailing twelve months is around 3.35%, more than AUSM's 2.61% yield.

Position	TTM	2025	2024
AUSM Allspring Ultra Short Municipal ETF	2.61%	1.26%	0.00%
GMUB Goldman Sachs Municipal Income ETF	3.35%	3.14%	1.46%

Frequently Asked Questions

Can I hold both GMUB and AUSM in my portfolio?

GMUB and AUSM 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, GMUB or AUSM?

GMUB has higher volatility (0.58%) compared to AUSM (0.12%). In terms of maximum drawdown, GMUB dropped -3.28% vs AUSM's -0.42%.

Which ETF is better, GMUB or AUSM?

On 1-year performance, GMUB leads with 6.39% vs 2.89% for AUSM. Both ETFs have the same 0.18% expense ratio. On volatility, AUSM has been the lower-risk option at 0.12%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, GMUB or AUSM?

Over the 1-year period, GMUB has performed better with a 6.39% return vs 2.89%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, GMUB or AUSM?

GMUB and AUSM have the same expense ratio: 0.18% per year.

Which ETF pays a higher dividend yield, GMUB or AUSM?

GMUB has the higher dividend yield at 3.35%, compared with 2.61% for AUSM.

What is the main difference between GMUB and AUSM?

They also come from different issuers: Goldman Sachs and Allspring.

Which has better risk-adjusted returns?

AUSM currently has the higher Sharpe Ratio (3.96 vs 2.37), 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.