GMUN vs. SCMB

Last updated Jul 18, 2026

GMUN (Goldman Sachs Community Municipal Bond ETF) and SCMB (Schwab Municipal Bond ETF) are both Municipal Bonds funds - GMUN tracks the Bloomberg Goldman Sachs Community Municipal Index while SCMB tracks the ICE AMT-Free Core U.S. National Municipal Index. Both are passively managed. Their correlation of 0.83 suggests significant overlap in exposure. GMUN charges 0.15%/yr vs 0.03%/yr for SCMB.

Performance

GMUN vs. SCMB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Goldman Sachs Community Municipal Bond ETF (GMUN) and Schwab Municipal Bond ETF (SCMB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

GMUN

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

SCMB

• 1D: -0.08%
• 1M: -0.12%
• 6M: 0.12%
• YTD: 1.05%
• 1Y: 6.69%
• 3Y*: 2.94%
• 5Y*: —
• 10Y*: —

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

GMUN vs. SCMB - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023
GMUN Goldman Sachs Community Municipal Bond ETF	-0.34%	5.92%	0.31%	3.69%
SCMB Schwab Municipal Bond ETF	1.05%	3.78%	0.91%	5.69%

Correlation

The correlation between GMUN and SCMB is 0.68, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.68
Correlation (3Y) Calculated over the trailing 3-year period	0.81
Correlation (All Time) Calculated using the full available price history since Mar 9, 2023	0.83

The correlation between GMUN and SCMB shifts across timeframes, from 0.68 (1 year) to 0.83 (all time), reflecting how their relationship changes across market environments.

Return for Risk

GMUN vs. SCMB — Risk / Return Rank

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

GMUN

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

SCMB

SCMB Risk / Return Rank: 77
SCMB Sharpe Ratio Rank: 89
SCMB Sortino Ratio Rank: 90
SCMB Omega Ratio Rank: 92
SCMB Calmar Ratio Rank: 58
SCMB Martin Ratio Rank: 56

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.

GMUN vs. SCMB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Goldman Sachs Community Municipal Bond ETF (GMUN) and Schwab Municipal Bond ETF (SCMB). 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.

	GMUN	SCMB	Difference
Sharpe ratio: Return per unit of total volatility	—	2.35	—
Sortino ratio: Return per unit of downside risk	—	3.43	—
Omega ratio: Gain probability vs. loss probability	—	1.50	—
Calmar ratio: Return relative to maximum drawdown	—	2.30	—
Martin ratio: Return relative to average drawdown	—	7.67	—

Drawdowns

Drawdown Indicators

	GMUN	SCMB	Difference
Max Drawdown Largest peak-to-trough decline	—	-6.13%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-2.92%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-5.57%	—
Current Drawdown Current decline from peak	—	-0.89%	—
Average Drawdown Average peak-to-trough decline	—	-1.30%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.87%	—

Volatility

Volatility by Period

	GMUN	SCMB	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	0.62%	—
Volatility (6M) Calculated over the trailing 6-month period	—	2.19%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	2.87%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	4.11%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	4.11%	—

GMUN vs. SCMB - Expense Ratio Comparison

GMUN has a 0.15% expense ratio, which is higher than SCMB's 0.03% 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

GMUN vs. SCMB - Dividend Comparison

GMUN has not paid dividends to shareholders, while SCMB's dividend yield for the trailing twelve months is around 3.55%.

Position	TTM	2025	2024	2023	2022
GMUN Goldman Sachs Community Municipal Bond ETF	2.87%	2.94%	3.22%	2.20%	0.00%
SCMB Schwab Municipal Bond ETF	3.55%	3.36%	3.34%	3.10%	0.59%

Frequently Asked Questions

Can I hold both GMUN and SCMB in my portfolio?

GMUN and SCMB have a correlation of 0.68, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, GMUN or SCMB?

On fees, SCMB is cheaper at 0.03% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, GMUN or SCMB?

SCMB is cheaper with a 0.03% expense ratio, compared with 0.15% for GMUN.

Which ETF pays a higher dividend yield, GMUN or SCMB?

SCMB has the higher dividend yield at 3.55%, compared with 2.87% for GMUN.

What is the main difference between GMUN and SCMB?

GMUN tracks Bloomberg Goldman Sachs Community Municipal Index, while SCMB tracks ICE AMT-Free Core U.S. National Municipal Index. They also come from different issuers: Goldman Sachs and Charles Schwab. Their fees differ too: 0.15% for GMUN and 0.03% for SCMB.