MUB vs. CERY
MUB (iShares National AMT-Free Muni Bond ETF) and CERY (SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF) are both exchange-traded funds - MUB is a Municipal Bonds fund tracking the S&P National AMT-Free Municipal Bond Index, while CERY is a Commodities fund tracking the Bloomberg Enhanced Roll Yield Total Return Index. Both are passively managed. Over the past year, MUB returned 6.58% vs 26.17% for CERY. At a correlation of -0.11, they often move in opposite directions. MUB charges 0.07%/yr vs 0.28%/yr for CERY.
Performance
MUB vs. CERY - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, MUB achieves a 1.53% return, which is significantly lower than CERY's 19.54% return.
MUB
- 1D
- -0.01%
- 1M
- 1.35%
- YTD
- 1.53%
- 6M
- 1.89%
- 1Y
- 6.58%
- 3Y*
- 3.21%
- 5Y*
- 0.96%
- 10Y*
- 1.90%
CERY
- 1D
- -0.67%
- 1M
- -8.39%
- YTD
- 19.54%
- 6M
- 18.91%
- 1Y
- 26.17%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
MUB vs. CERY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
MUB iShares National AMT-Free Muni Bond ETF | 1.53% | 3.78% | -0.22% |
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF | 19.54% | 15.68% | 3.80% |
Correlation
The correlation between MUB and CERY is -0.22, 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 (1Y) Calculated over the trailing 1-year period | -0.22 |
Correlation (All Time) Calculated using the full available price history since Sep 5, 2024 | -0.11 |
The correlation between MUB and CERY shifts across timeframes, from -0.22 (1 year) to -0.11 (all time), reflecting how their relationship changes across market environments.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
MUB vs. CERY — Risk / Return Rank
MUB
CERY
MUB vs. CERY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares National AMT-Free Muni Bond ETF (MUB) 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.
| MUB | CERY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.61 | ||
| Sortino ratioReturn per unit of downside risk | +1.07 | ||
| Omega ratioGain probability vs. loss probability | 1.48 | 1.29 | +0.18 |
| Calmar ratioReturn relative to maximum drawdown | 2.37 | 2.31 | +0.06 |
| Martin ratioReturn relative to average drawdown | 8.25 | 9.93 | -1.68 |
Loading charts...
Drawdowns
MUB vs. CERY - Drawdown Comparison
The maximum MUB drawdown since its inception was -13.68%, which is greater than CERY's maximum drawdown of -11.37%. Use the drawdown chart below to compare losses from any high point for MUB and CERY.
Loading charts...
Drawdown Indicators
| MUB | CERY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -13.68% | -11.37% | -2.31% |
Max Drawdown (1Y)Largest decline over 1 year | -2.79% | -11.37% | +8.58% |
Max Drawdown (3Y)Largest decline over 3 years | -5.34% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -11.88% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -13.68% | — | — |
Current DrawdownCurrent decline from peak | -0.41% | -11.37% | +10.96% |
Average DrawdownAverage peak-to-trough decline | -2.23% | -2.27% | +0.04% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.80% | 2.83% | -2.03% |
Volatility
MUB vs. CERY - Volatility Comparison
The current volatility for iShares National AMT-Free Muni Bond ETF (MUB) is 0.76%, while SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY) has a volatility of 3.57%. This indicates that MUB experiences smaller price fluctuations and is considered to be less risky than CERY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| MUB | CERY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.76% | 3.57% | -2.81% |
Volatility (6M)Calculated over the trailing 6-month period | 2.27% | 13.57% | -11.30% |
Volatility (1Y)Calculated over the trailing 1-year period | 2.89% | 15.63% | -12.74% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 4.07% | 14.73% | -10.66% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.93% | 14.73% | -9.80% |
MUB vs. CERY - Expense Ratio Comparison
MUB has a 0.07% expense ratio, which is lower than CERY's 0.28% expense ratio.
Dividends
MUB vs. CERY - Dividend Comparison
MUB's dividend yield for the trailing twelve months is around 3.17%, less than CERY's 4.18% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF | 4.18% | 4.99% | 0.52% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
MUB iShares National AMT-Free Muni Bond ETF | 3.17% | 3.14% | 3.01% | 2.65% | 2.11% | 1.81% | 2.11% | 2.42% | 2.46% | 2.26% | 2.21% | 2.51% |
Frequently Asked Questions
MUB and CERY have a correlation of -0.22, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CERY has higher volatility (3.57%) compared to MUB (0.76%). In terms of maximum drawdown, MUB dropped -13.68% vs CERY's -11.37%.
On 1-year performance, CERY leads with 26.17% vs 6.58% for MUB. On fees, MUB is cheaper at 0.07% per year. On volatility, MUB has been the lower-risk option at 0.76%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 1-year period, CERY has performed better with a 26.17% return vs 6.58%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
MUB is cheaper with a 0.07% expense ratio, compared with 0.28% for CERY.
CERY has the higher dividend yield at 4.18%, compared with 3.17% for MUB.
MUB is categorized as Municipal Bonds, while CERY is Commodities. MUB tracks S&P National AMT-Free Municipal Bond Index, while CERY tracks Bloomberg Enhanced Roll Yield Total Return Index. They also come from different issuers: iShares and State Street. Their fees differ too: 0.07% for MUB and 0.28% for CERY.
MUB currently has the higher Sharpe Ratio (2.29 vs 1.68), 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.
Find the right allocation for MUB and CERY
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer