MBSD vs. CERY
MBSD (FlexShares Disciplined Duration MBS Index Fund) and CERY (SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF) are both exchange-traded funds - MBSD is a Mortgage Backed Securities fund tracking the ICE BofA Constrained Duration US Mortgage Backed Securities, while CERY is a Commodities fund tracking the Bloomberg Enhanced Roll Yield Total Return Index. Both are passively managed. Over the past year, MBSD returned 4.60% vs 26.17% for CERY. At a correlation of -0.14, they often move in opposite directions. MBSD charges 0.20%/yr vs 0.28%/yr for CERY.
Performance
MBSD vs. CERY - Performance Comparison
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Returns By Period
In the year-to-date period, MBSD achieves a 0.51% return, which is significantly lower than CERY's 19.54% return.
MBSD
- 1D
- -0.21%
- 1M
- 0.36%
- YTD
- 0.51%
- 6M
- 0.48%
- 1Y
- 4.60%
- 3Y*
- 4.23%
- 5Y*
- 0.71%
- 10Y*
- 1.37%
CERY
- 1D
- -0.67%
- 1M
- -8.39%
- YTD
- 19.54%
- 6M
- 18.91%
- 1Y
- 26.17%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
MBSD vs. CERY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
MBSD FlexShares Disciplined Duration MBS Index Fund | 0.51% | 7.12% | -1.61% |
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF | 19.54% | 15.68% | 3.80% |
Correlation
The correlation between MBSD 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 | -0.14 |
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Return for Risk
MBSD vs. CERY — Risk / Return Rank
MBSD
CERY
MBSD vs. CERY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FlexShares Disciplined Duration MBS Index Fund (MBSD) 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.
| MBSD | CERY | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.36 | ||
| Sortino ratioReturn per unit of downside risk | -0.32 | ||
| Omega ratioGain probability vs. loss probability | 1.24 | 1.29 | -0.06 |
| Calmar ratioReturn relative to maximum drawdown | 2.12 | 2.31 | -0.19 |
| Martin ratioReturn relative to average drawdown | 6.39 | 9.93 | -3.54 |
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Drawdowns
MBSD vs. CERY - Drawdown Comparison
The maximum MBSD drawdown since its inception was -14.36%, which is greater than CERY's maximum drawdown of -11.37%. Use the drawdown chart below to compare losses from any high point for MBSD and CERY.
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Drawdown Indicators
| MBSD | CERY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.36% | -11.37% | -2.99% |
Max Drawdown (1Y)Largest decline over 1 year | -2.17% | -11.37% | +9.20% |
Max Drawdown (3Y)Largest decline over 3 years | -4.68% | — | — |
Max Drawdown (5Y)Largest decline over 5 years | -14.10% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -14.36% | — | — |
Current DrawdownCurrent decline from peak | -1.11% | -11.37% | +10.26% |
Average DrawdownAverage peak-to-trough decline | -2.81% | -2.27% | -0.54% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.72% | 2.83% | -2.11% |
Volatility
MBSD vs. CERY - Volatility Comparison
The current volatility for FlexShares Disciplined Duration MBS Index Fund (MBSD) is 0.97%, while SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY) has a volatility of 3.57%. This indicates that MBSD 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.
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Volatility by Period
| MBSD | CERY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.97% | 3.57% | -2.60% |
Volatility (6M)Calculated over the trailing 6-month period | 2.53% | 13.57% | -11.04% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.50% | 15.63% | -12.13% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.16% | 14.73% | -9.57% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.27% | 14.73% | -10.46% |
MBSD vs. CERY - Expense Ratio Comparison
MBSD has a 0.20% expense ratio, which is lower than CERY's 0.28% expense ratio.
Dividends
MBSD vs. CERY - Dividend Comparison
MBSD's dividend yield for the trailing twelve months is around 4.19%, which matches 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% |
MBSD FlexShares Disciplined Duration MBS Index Fund | 4.19% | 4.23% | 3.91% | 3.39% | 3.03% | 2.41% | 2.78% | 3.42% | 3.22% | 3.30% | 3.02% | 3.46% |
Frequently Asked Questions
MBSD 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 MBSD (0.97%). In terms of maximum drawdown, MBSD dropped -14.36% vs CERY's -11.37%.
On 1-year performance, CERY leads with 26.17% vs 4.60% for MBSD. On fees, MBSD is cheaper at 0.20% per year. On volatility, MBSD has been the lower-risk option at 0.97%. 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 4.60%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
MBSD is cheaper with a 0.20% expense ratio, compared with 0.28% for CERY.
MBSD has the higher dividend yield at 4.19%, compared with 4.18% for CERY.
MBSD is categorized as Mortgage Backed Securities, while CERY is Commodities. MBSD tracks ICE BofA Constrained Duration US Mortgage Backed Securities, while CERY tracks Bloomberg Enhanced Roll Yield Total Return Index. They also come from different issuers: Northern Trust and State Street. Their fees differ too: 0.20% for MBSD and 0.28% for CERY.
CERY currently has the higher Sharpe Ratio (1.68 vs 1.32), 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.
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