MYMK vs. AUSM

Last updated Jun 23, 2026

MYMK (SPDR SSGA My2031 Municipal Bond ETF) and AUSM (Allspring Ultra Short Municipal ETF) are both Municipal Bonds funds. Both are actively managed. At a 0.18 correlation, their price movements are largely independent. MYMK charges 0.20%/yr vs 0.18%/yr for AUSM.

Performance

MYMK vs. AUSM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR SSGA My2031 Municipal Bond ETF (MYMK) 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, MYMK achieves a 0.97% return, which is significantly lower than AUSM's 1.20% return.

MYMK

• 1D: -0.08%
• 1M: 0.83%
• YTD: 0.97%
• 6M: 1.11%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

AUSM

• 1D: 0.02%
• 1M: 0.25%
• YTD: 1.20%
• 6M: 1.34%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

MYMK vs. AUSM - Yearly Performance Comparison

	2026 (YTD)	2025
MYMK SPDR SSGA My2031 Municipal Bond ETF	0.97%	0.65%
AUSM Allspring Ultra Short Municipal ETF	1.20%	0.31%

Correlation

The correlation between MYMK and AUSM is 0.18, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (All Time) Calculated using the full available price history since Sep 17, 2025	0.18

Return for Risk

MYMK vs. AUSM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR SSGA My2031 Municipal Bond ETF (MYMK) 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.

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

Drawdowns

MYMK vs. AUSM - Drawdown Comparison

The maximum MYMK drawdown since its inception was -2.22%, which is greater than AUSM's maximum drawdown of -0.42%. Use the drawdown chart below to compare losses from any high point for MYMK and AUSM.

Drawdown Indicators

	MYMK	AUSM	Difference
Max Drawdown Largest peak-to-trough decline	-2.22%	-0.42%	-1.80%
Current Drawdown Current decline from peak	-0.87%	-0.01%	-0.86%
Average Drawdown Average peak-to-trough decline	-0.60%	-0.09%	-0.51%

Volatility

Volatility by Period

	MYMK	AUSM	Difference
Volatility (1Y) Calculated over the trailing 1-year period	1.92%	0.75%	+1.17%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.92%	0.75%	+1.17%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.92%	0.75%	+1.17%

MYMK vs. AUSM - Expense Ratio Comparison

MYMK has a 0.20% expense ratio, which is higher than AUSM's 0.18% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

MYMK vs. AUSM - Dividend Comparison

MYMK's dividend yield for the trailing twelve months is around 1.83%, less than AUSM's 2.39% yield.

Position	TTM	2025
AUSM Allspring Ultra Short Municipal ETF	2.39%	1.26%
MYMK SPDR SSGA My2031 Municipal Bond ETF	1.83%	0.77%

Frequently Asked Questions

Can I hold both MYMK and AUSM in my portfolio?

MYMK and AUSM have a correlation of 0.18, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, MYMK or AUSM?

On fees, AUSM is cheaper at 0.18% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, MYMK or AUSM?

AUSM is cheaper with a 0.18% expense ratio, compared with 0.20% for MYMK.

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

AUSM has the higher dividend yield at 2.39%, compared with 1.83% for MYMK.

What is the main difference between MYMK and AUSM?

They also come from different issuers: State Street and Allspring. Their fees differ too: 0.20% for MYMK and 0.18% for AUSM.