BSMZ vs. IBMM

Last updated Jun 4, 2026

BSMZ (Invesco BulletShares 2035 Municipal Bond ETF) and IBMM (iShares iBonds Dec 2024 Term Muni Bond ETF) are both Municipal Bonds funds - BSMZ tracks the Invesco BulletShares USD Municipal Bond 2035 Index while IBMM tracks the S&P AMT-Free Municipal Series Dec 2024 Index. Both are passively managed. Both charge a 0.18% expense ratio.

Performance

BSMZ vs. IBMM - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco BulletShares 2035 Municipal Bond ETF (BSMZ) and iShares iBonds Dec 2024 Term Muni Bond ETF (IBMM). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

BSMZ

• 1D: 0.20%
• 1M: 0.85%
• YTD: 1.78%
• 6M: 2.27%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

IBMM

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

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

BSMZ vs. IBMM - Yearly Performance Comparison

	2026 (YTD)
BSMZ Invesco BulletShares 2035 Municipal Bond ETF	0.82%
IBMM iShares iBonds Dec 2024 Term Muni Bond ETF	0.00%

Return for Risk

BSMZ vs. IBMM - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco BulletShares 2035 Municipal Bond ETF (BSMZ) and iShares iBonds Dec 2024 Term Muni Bond ETF (IBMM). 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

	BSMZ	IBMM	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	1.38	—	—

Drawdowns

BSMZ vs. IBMM - Drawdown Comparison

The maximum BSMZ drawdown since its inception was -3.26%, which is greater than IBMM's maximum drawdown of 0.00%. Use the drawdown chart below to compare losses from any high point for BSMZ and IBMM.

Drawdown Indicators

	BSMZ	IBMM	Difference
Max Drawdown Largest peak-to-trough decline	-3.26%	0.00%	-3.26%
Current Drawdown Current decline from peak	-0.39%	0.00%	-0.39%
Average Drawdown Average peak-to-trough decline	-0.70%	0.00%	-0.70%

Volatility

Volatility by Period

	BSMZ	IBMM	Difference
Volatility (1Y) Calculated over the trailing 1-year period	3.76%	0.00%	+3.76%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.76%	0.00%	+3.76%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.76%	0.00%	+3.76%

BSMZ vs. IBMM - Expense Ratio Comparison

Both BSMZ and IBMM 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

BSMZ vs. IBMM - Dividend Comparison

BSMZ's dividend yield for the trailing twelve months is around 2.02%, while IBMM has not paid dividends to shareholders.

Position	TTM	2025
BSMZ Invesco BulletShares 2035 Municipal Bond ETF	2.02%	0.68%
IBMM iShares iBonds Dec 2024 Term Muni Bond ETF	0.00%	0.00%

Frequently Asked Questions

Which ETF is better, BSMZ or IBMM?

Both ETFs have the same 0.18% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, BSMZ or IBMM?

BSMZ and IBMM have the same expense ratio: 0.18% per year.

Which ETF pays a higher dividend yield, BSMZ or IBMM?

BSMZ has the higher dividend yield at 2.02%, compared with 0.00% for IBMM.

What is the main difference between BSMZ and IBMM?

BSMZ tracks Invesco BulletShares USD Municipal Bond 2035 Index, while IBMM tracks S&P AMT-Free Municipal Series Dec 2024 Index. They also come from different issuers: Invesco and iShares.