BMOP vs. CERY

Last updated Jun 25, 2026

BMOP (BNY Mellon Municipal Opportunities ETF) and CERY (SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF) are both exchange-traded funds - BMOP is a Municipal Bonds fund actively managed by BNY Mellon, while CERY is a Commodities fund tracking the Bloomberg Enhanced Roll Yield Total Return Index. BMOP is actively managed, while CERY is passively managed. At a correlation of -0.26, they often move in opposite directions. BMOP charges 0.54%/yr vs 0.28%/yr for CERY.

Performance

BMOP vs. CERY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in BNY Mellon Municipal Opportunities ETF (BMOP) and SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

BMOP

• 1D: 0.18%
• 1M: 2.01%
• YTD: —
• 6M: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

CERY

• 1D: -2.16%
• 1M: -11.45%
• YTD: 15.55%
• 6M: 13.60%
• 1Y: 26.93%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

BMOP vs. CERY - Yearly Performance Comparison

	2026 (YTD)
BMOP BNY Mellon Municipal Opportunities ETF	2.24%
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF	11.68%

Correlation

The correlation between BMOP and CERY is -0.26, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (All Time) Calculated using the full available price history since Jan 12, 2026	-0.26

Return for Risk

BMOP vs. CERY — Risk / Return Rank

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

BMOP

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

CERY

CERY Risk / Return Rank: 54
CERY Sharpe Ratio Rank: 59
CERY Sortino Ratio Rank: 54
CERY Omega Ratio Rank: 55
CERY Calmar Ratio Rank: 42
CERY Martin Ratio Rank: 59

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.

BMOP vs. CERY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for BNY Mellon Municipal Opportunities ETF (BMOP) and SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY). 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.

	BMOP	CERY	Difference
Sharpe ratio: Return per unit of total volatility	—	1.74	—
Sortino ratio: Return per unit of downside risk	—	2.33	—
Omega ratio: Gain probability vs. loss probability	—	1.30	—
Calmar ratio: Return relative to maximum drawdown	—	1.89	—
Martin ratio: Return relative to average drawdown	—	9.35	—

Drawdowns

BMOP vs. CERY - Drawdown Comparison

The maximum BMOP drawdown since its inception was -2.80%, smaller than the maximum CERY drawdown of -14.33%. Use the drawdown chart below to compare losses from any high point for BMOP and CERY.

Drawdown Indicators

	BMOP	CERY	Difference
Max Drawdown Largest peak-to-trough decline	-2.80%	-14.33%	+11.53%
Max Drawdown (1Y) Largest decline over 1 year	—	-14.33%	—
Current Drawdown Current decline from peak	0.00%	-14.33%	+14.33%
Average Drawdown Average peak-to-trough decline	-0.72%	-2.32%	+1.60%
Ulcer Index Depth and duration of drawdowns from previous peaks	—	2.89%	—

Volatility

Volatility by Period

	BMOP	CERY	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	4.01%	—
Volatility (6M) Calculated over the trailing 6-month period	—	13.81%	—
Volatility (1Y) Calculated over the trailing 1-year period	3.61%	15.66%	-12.05%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.61%	14.82%	-11.21%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.61%	14.82%	-11.21%

BMOP vs. CERY - Expense Ratio Comparison

BMOP has a 0.54% expense ratio, which is higher than CERY's 0.28% expense ratio.

Dividends

BMOP vs. CERY - Dividend Comparison

BMOP's dividend yield for the trailing twelve months is around 1.19%, less than CERY's 4.32% yield.

Position	TTM	2025	2024
BMOP BNY Mellon Municipal Opportunities ETF	1.19%	0.00%	0.00%
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF	4.32%	4.99%	0.52%

Frequently Asked Questions

Can I hold both BMOP and CERY in my portfolio?

BMOP and CERY have a correlation of -0.26, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, BMOP or CERY?

On fees, CERY is cheaper at 0.28% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, BMOP or CERY?

CERY is cheaper with a 0.28% expense ratio, compared with 0.54% for BMOP.

Which ETF pays a higher dividend yield, BMOP or CERY?

CERY has the higher dividend yield at 4.32%, compared with 1.19% for BMOP.

What is the main difference between BMOP and CERY?

BMOP is categorized as Municipal Bonds, while CERY is Commodities. They also come from different issuers: BNY Mellon and State Street. Their fees differ too: 0.54% for BMOP and 0.28% for CERY.