GLDM vs. CGMU

Last updated Jun 13, 2026

GLDM (SPDR Gold MiniShares Trust) and CGMU (Capital Group Municipal Income ETF) are both exchange-traded funds - GLDM is a Gold fund tracking the LBMA Gold Price PM, while CGMU is a Municipal Bonds fund actively managed by Capital Group. GLDM is passively managed, while CGMU is actively managed. Over the past 3 years, GLDM returned 29.27%/yr vs 4.63%/yr for CGMU. At a 0.22 correlation, their price movements are largely independent. GLDM charges 0.10%/yr vs 0.27%/yr for CGMU.

Performance

GLDM vs. CGMU - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR Gold MiniShares Trust (GLDM) and Capital Group Municipal Income ETF (CGMU). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, GLDM achieves a -2.40% return, which is significantly lower than CGMU's 1.39% return.

GLDM

• 1D: 0.11%
• 1M: -10.20%
• YTD: -2.40%
• 6M: -2.09%
• 1Y: 24.17%
• 3Y*: 29.27%
• 5Y*: 17.41%
• 10Y*: —

CGMU

• 1D: -0.07%
• 1M: 0.56%
• YTD: 1.39%
• 6M: 1.82%
• 1Y: 6.32%
• 3Y*: 4.63%
• 5Y*: —
• 10Y*: —

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

GLDM vs. CGMU - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
GLDM SPDR Gold MiniShares Trust	-2.40%	64.20%	27.08%	13.04%	9.47%
CGMU Capital Group Municipal Income ETF	1.39%	5.19%	2.64%	6.76%	4.65%

Correlation

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

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.18
Correlation (3Y) Calculated over the trailing 3-year period	0.17
Correlation (All Time) Calculated using the full available price history since Oct 27, 2022	0.22

Return for Risk

GLDM vs. CGMU — Risk / Return Rank

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

GLDM

GLDM Risk / Return Rank: 27
GLDM Sharpe Ratio Rank: 28
GLDM Sortino Ratio Rank: 25
GLDM Omega Ratio Rank: 31
GLDM Calmar Ratio Rank: 24
GLDM Martin Ratio Rank: 25

CGMU

CGMU Risk / Return Rank: 77
CGMU Sharpe Ratio Rank: 91
CGMU Sortino Ratio Rank: 92
CGMU Omega Ratio Rank: 94
CGMU Calmar Ratio Rank: 56
CGMU Martin Ratio Rank: 53

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.

GLDM vs. CGMU - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR Gold MiniShares Trust (GLDM) and Capital Group Municipal Income ETF (CGMU). 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.

	GLDM	CGMU	Difference
Sharpe ratio: Return per unit of total volatility	0.90	2.78	-1.88
Sortino ratio: Return per unit of downside risk	1.26	3.96	-2.70
Omega ratio: Gain probability vs. loss probability	1.19	1.59	-0.41
Calmar ratio: Return relative to maximum drawdown	1.00	2.49	-1.49
Martin ratio: Return relative to average drawdown	2.87	7.97	-5.10

GLDM vs. CGMU - Sharpe Ratio Comparison

The current GLDM Sharpe Ratio is 0.90, which is lower than the CGMU Sharpe Ratio of 2.78. The chart below compares the historical Sharpe Ratios of GLDM and CGMU, 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

GLDM vs. CGMU - Drawdown Comparison

The maximum GLDM drawdown since its inception was -24.35%, which is greater than CGMU's maximum drawdown of -4.11%. Use the drawdown chart below to compare losses from any high point for GLDM and CGMU.

Drawdown Indicators

	GLDM	CGMU	Difference
Max Drawdown Largest peak-to-trough decline	-24.35%	-4.11%	-20.24%
Max Drawdown (1Y) Largest decline over 1 year	-24.35%	-2.55%	-21.80%
Max Drawdown (3Y) Largest decline over 3 years	-24.35%	-3.89%	-20.46%
Max Drawdown (5Y) Largest decline over 5 years	-24.35%	—	—
Current Drawdown Current decline from peak	-21.96%	-0.89%	-21.07%
Average Drawdown Average peak-to-trough decline	-6.27%	-0.84%	-5.43%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.44%	0.79%	+7.65%

Volatility

GLDM vs. CGMU - Volatility Comparison

SPDR Gold MiniShares Trust (GLDM) has a higher volatility of 7.73% compared to Capital Group Municipal Income ETF (CGMU) at 0.81%. This indicates that GLDM's price experiences larger fluctuations and is considered to be riskier than CGMU based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GLDM	CGMU	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.73%	0.81%	+6.92%
Volatility (6M) Calculated over the trailing 6-month period	23.93%	1.73%	+22.20%
Volatility (1Y) Calculated over the trailing 1-year period	27.15%	2.28%	+24.87%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.13%	3.47%	+14.66%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	16.98%	3.47%	+13.51%

GLDM vs. CGMU - Expense Ratio Comparison

GLDM has a 0.10% expense ratio, which is lower than CGMU's 0.27% 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

GLDM vs. CGMU - Dividend Comparison

GLDM has not paid dividends to shareholders, while CGMU's dividend yield for the trailing twelve months is around 3.33%.

Position	TTM	2025	2024	2023	2022
CGMU Capital Group Municipal Income ETF	3.33%	3.32%	3.21%	3.08%	0.49%
GLDM SPDR Gold MiniShares Trust	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both GLDM and CGMU in my portfolio?

GLDM and CGMU 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 is riskier, GLDM or CGMU?

GLDM has higher volatility (7.73%) compared to CGMU (0.81%). In terms of maximum drawdown, GLDM dropped -24.35% vs CGMU's -4.11%.

Which ETF is better, GLDM or CGMU?

On 3-year performance, GLDM leads with 29.27% vs 4.63% for CGMU. On fees, GLDM is cheaper at 0.10% per year. On volatility, CGMU has been the lower-risk option at 0.81%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, GLDM or CGMU?

Over the 3-year period, GLDM has performed better with a 29.27% return vs 4.63%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, GLDM or CGMU?

GLDM is cheaper with a 0.10% expense ratio, compared with 0.27% for CGMU.

Which ETF pays a higher dividend yield, GLDM or CGMU?

CGMU has the higher dividend yield at 3.33%, compared with 0.00% for GLDM.

What is the main difference between GLDM and CGMU?

GLDM is categorized as Gold, while CGMU is Municipal Bonds. They also come from different issuers: State Street and Capital Group. Their fees differ too: 0.10% for GLDM and 0.27% for CGMU.

Which has better risk-adjusted returns?

CGMU currently has the higher Sharpe Ratio (2.78 vs 0.90), 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.