BSMP vs. AMUN

Last updated Jun 5, 2026

BSMP (Invesco BulletShares 2025 Municipal Bond ETF) and AMUN (abrdn Ultra Short Municipal Income Active ETF) are both Municipal Bonds funds. BSMP is passively managed, while AMUN is actively managed. At a 0.32 correlation, their price movements are largely independent. BSMP charges 0.18%/yr vs 0.25%/yr for AMUN.

Performance

BSMP vs. AMUN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco BulletShares 2025 Municipal Bond ETF (BSMP) and abrdn Ultra Short Municipal Income Active ETF (AMUN). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

BSMP

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

AMUN

• 1D: 0.02%
• 1M: 0.32%
• YTD: 1.13%
• 6M: 1.36%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BSMP vs. AMUN - Yearly Performance Comparison

	2026 (YTD)	2025
BSMP Invesco BulletShares 2025 Municipal Bond ETF	0.00%	0.17%
AMUN abrdn Ultra Short Municipal Income Active ETF	1.13%	0.14%

Correlation

The correlation between BSMP and AMUN is 0.32, 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 Oct 21, 2025	0.32

Return for Risk

BSMP vs. AMUN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco BulletShares 2025 Municipal Bond ETF (BSMP) and abrdn Ultra Short Municipal Income Active ETF (AMUN). 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

	BSMP	AMUN	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	—	2.07	—

Drawdowns

Drawdown Indicators

	BSMP	AMUN	Difference
Max Drawdown Largest peak-to-trough decline	—	-0.61%	—
Current Drawdown Current decline from peak	—	-0.00%	—
Average Drawdown Average peak-to-trough decline	—	-0.09%	—

Volatility

Volatility by Period

	BSMP	AMUN	Difference
Volatility (1Y) Calculated over the trailing 1-year period	—	1.00%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	1.00%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	1.00%	—

BSMP vs. AMUN - Expense Ratio Comparison

BSMP has a 0.18% expense ratio, which is lower than AMUN's 0.25% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

BSMP vs. AMUN - Dividend Comparison

BSMP's dividend yield for the trailing twelve months is around 1.27%, less than AMUN's 1.89% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
AMUN abrdn Ultra Short Municipal Income Active ETF	1.89%	0.66%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
BSMP Invesco BulletShares 2025 Municipal Bond ETF	1.27%	2.35%	2.53%	2.20%	1.23%	0.72%	1.32%	0.35%

Frequently Asked Questions

Can I hold both BSMP and AMUN in my portfolio?

BSMP and AMUN have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, BSMP or AMUN?

On fees, BSMP 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, BSMP or AMUN?

BSMP is cheaper with a 0.18% expense ratio, compared with 0.25% for AMUN.

Which ETF pays a higher dividend yield, BSMP or AMUN?

AMUN has the higher dividend yield at 1.89%, compared with 1.27% for BSMP.

What is the main difference between BSMP and AMUN?

They also come from different issuers: Invesco and abrdn. Their fees differ too: 0.18% for BSMP and 0.25% for AMUN.