COMB vs. CERY

Last updated Jun 4, 2026

COMB (GraniteShares Bloomberg Commodity Broad Strategy No K-1 ETF) and CERY (SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF) are both Commodities funds. COMB is actively managed, while CERY is passively managed. Over the past year, COMB returned 38.86% vs 44.30% for CERY. Their correlation of 0.91 suggests significant overlap in exposure. COMB charges 0.25%/yr vs 0.28%/yr for CERY.

Performance

COMB vs. CERY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in GraniteShares Bloomberg Commodity Broad Strategy No K-1 ETF (COMB) 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

In the year-to-date period, COMB achieves a 26.81% return, which is significantly lower than CERY's 29.88% return.

COMB

• 1D: 0.03%
• 1M: -2.98%
• YTD: 26.81%
• 6M: 25.89%
• 1Y: 38.86%
• 3Y*: 16.31%
• 5Y*: 11.27%
• 10Y*: —

CERY

• 1D: 0.06%
• 1M: -1.63%
• YTD: 29.88%
• 6M: 30.50%
• 1Y: 44.30%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

COMB vs. CERY - Yearly Performance Comparison

	2026 (YTD)	2025	2024
COMB GraniteShares Bloomberg Commodity Broad Strategy No K-1 ETF	26.81%	15.12%	5.43%
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF	29.88%	15.68%	3.92%

Correlation

The correlation between COMB and CERY is 0.93, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.93
Correlation (All Time) Calculated using the full available price history since Sep 6, 2024	0.91

The correlation between COMB and CERY has been stable across timeframes, ranging from 0.91 to 0.93 - a consistent structural relationship.

Return for Risk

COMB vs. CERY — Risk / Return Rank

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

COMB

COMB Risk / Return Rank: 71
COMB Sharpe Ratio Rank: 68
COMB Sortino Ratio Rank: 61
COMB Omega Ratio Rank: 68
COMB Calmar Ratio Rank: 87
COMB Martin Ratio Rank: 71

CERY

CERY Risk / Return Rank: 87
CERY Sharpe Ratio Rank: 86
CERY Sortino Ratio Rank: 81
CERY Omega Ratio Rank: 83
CERY Calmar Ratio Rank: 92
CERY Martin Ratio Rank: 90

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.

COMB vs. CERY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for GraniteShares Bloomberg Commodity Broad Strategy No K-1 ETF (COMB) 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.

	COMB	CERY	Difference
Sharpe ratio: Return per unit of total volatility	2.29	2.90	-0.60
Sortino ratio: Return per unit of downside risk	2.91	3.66	-0.75
Omega ratio: Gain probability vs. loss probability	1.41	1.51	-0.09
Calmar ratio: Return relative to maximum drawdown	5.08	6.38	-1.30
Martin ratio: Return relative to average drawdown	13.24	20.66	-7.42
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

COMB vs. CERY - Sharpe Ratio Comparison

The current COMB Sharpe Ratio is 2.29, which is comparable to the CERY Sharpe Ratio of 2.90. The chart below compares the historical Sharpe Ratios of COMB and CERY, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	COMB	CERY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.29	2.90	-0.60
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.68	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.52	2.00	-1.48

Drawdowns

COMB vs. CERY - Drawdown Comparison

The maximum COMB drawdown since its inception was -33.50%, which is greater than CERY's maximum drawdown of -10.05%. Use the drawdown chart below to compare losses from any high point for COMB and CERY.

Drawdown Indicators

	COMB	CERY	Difference
Max Drawdown Largest peak-to-trough decline	-33.50%	-10.05%	-23.45%
Max Drawdown (1Y) Largest decline over 1 year	-7.69%	-6.98%	-0.71%
Max Drawdown (3Y) Largest decline over 3 years	-11.35%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-26.63%	—	—
Current Drawdown Current decline from peak	-4.35%	-3.71%	-0.64%
Average Drawdown Average peak-to-trough decline	-12.06%	-2.11%	-9.95%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.94%	2.15%	+0.79%

Volatility

COMB vs. CERY - Volatility Comparison

GraniteShares Bloomberg Commodity Broad Strategy No K-1 ETF (COMB) and SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY) have volatilities of 5.14% and 4.94%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	COMB	CERY	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.14%	4.94%	+0.20%
Volatility (6M) Calculated over the trailing 6-month period	14.99%	13.29%	+1.70%
Volatility (1Y) Calculated over the trailing 1-year period	17.02%	15.37%	+1.65%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.70%	14.71%	+1.99%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.13%	14.71%	+0.42%

COMB vs. CERY - Expense Ratio Comparison

COMB has a 0.25% expense ratio, which is lower than CERY's 0.28% expense ratio.

Dividends

COMB vs. CERY - Dividend Comparison

COMB's dividend yield for the trailing twelve months is around 7.14%, more than CERY's 3.85% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF	3.85%	4.99%	0.52%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
COMB GraniteShares Bloomberg Commodity Broad Strategy No K-1 ETF	7.14%	9.05%	2.48%	6.57%	30.85%	15.83%	0.07%	1.48%	0.97%	0.20%

Frequently Asked Questions

Can I hold both COMB and CERY in my portfolio?

With a correlation of 0.93, COMB and CERY move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, COMB or CERY?

COMB has higher volatility (5.14%) compared to CERY (4.94%). In terms of maximum drawdown, COMB dropped -33.50% vs CERY's -10.05%.

Which ETF is better, COMB or CERY?

On 1-year performance, CERY leads with 44.30% vs 38.86% for COMB. On fees, COMB is cheaper at 0.25% per year. On volatility, CERY has been the lower-risk option at 4.94%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, COMB or CERY?

Over the 1-year period, CERY has performed better with a 44.30% return vs 38.86%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, COMB or CERY?

COMB is cheaper with a 0.25% expense ratio, compared with 0.28% for CERY.

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

COMB has the higher dividend yield at 7.14%, compared with 3.85% for CERY.

What is the main difference between COMB and CERY?

They also come from different issuers: GraniteShares and State Street. Their fees differ too: 0.25% for COMB and 0.28% for CERY.

Which has better risk-adjusted returns?

CERY currently has the higher Sharpe Ratio (2.90 vs 2.29), 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.