MBSD vs. PMBS
Compare and contrast key facts about FlexShares Disciplined Duration MBS Index Fund (MBSD) and PIMCO Mortgage-Backed Securities Active Exchange-Traded Fund (PMBS).
MBSD and PMBS are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. MBSD is a passively managed fund by Northern Trust that tracks the performance of the ICE BofA Constrained Duration US Mortgage Backed Securities. It was launched on Sep 4, 2014. PMBS is an actively managed fund by PIMCO. It was launched on Jul 31, 1997.
Performance
MBSD vs. PMBS - Performance Comparison
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MBSD vs. PMBS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | |
|---|---|---|---|
MBSD FlexShares Disciplined Duration MBS Index Fund | 0.27% | 7.12% | -2.45% |
PMBS PIMCO Mortgage-Backed Securities Active Exchange-Traded Fund | 0.61% | 8.92% | -2.75% |
Returns By Period
In the year-to-date period, MBSD achieves a 0.27% return, which is significantly lower than PMBS's 0.61% return.
MBSD
- 1D
- -0.00%
- 1M
- -0.84%
- YTD
- 0.27%
- 6M
- 1.31%
- 1Y
- 4.30%
- 3Y*
- 4.05%
- 5Y*
- 0.52%
- 10Y*
- 1.48%
PMBS
- 1D
- 0.33%
- 1M
- -1.84%
- YTD
- 0.61%
- 6M
- 2.40%
- 1Y
- 6.20%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
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MBSD vs. PMBS - Expense Ratio Comparison
MBSD has a 0.20% expense ratio, which is lower than PMBS's 0.71% expense ratio.
Return for Risk
MBSD vs. PMBS — Risk / Return Rank
MBSD
PMBS
MBSD vs. PMBS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FlexShares Disciplined Duration MBS Index Fund (MBSD) and PIMCO Mortgage-Backed Securities Active Exchange-Traded Fund (PMBS). 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.
| MBSD | PMBS | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.10 | 1.31 | -0.20 |
Sortino ratioReturn per unit of downside risk | 1.59 | 1.86 | -0.27 |
Omega ratioGain probability vs. loss probability | 1.20 | 1.24 | -0.04 |
Calmar ratioReturn relative to maximum drawdown | 2.08 | 2.09 | 0.00 |
Martin ratioReturn relative to average drawdown | 5.43 | 6.06 | -0.62 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| MBSD | PMBS | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.10 | 1.31 | -0.20 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.10 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.35 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.38 | 0.87 | -0.50 |
Correlation
The correlation between MBSD and PMBS is 0.89, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
MBSD vs. PMBS - Dividend Comparison
MBSD's dividend yield for the trailing twelve months is around 4.26%, less than PMBS's 4.94% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MBSD FlexShares Disciplined Duration MBS Index Fund | 4.26% | 4.23% | 3.91% | 3.39% | 3.03% | 2.41% | 2.78% | 3.42% | 3.22% | 3.30% | 3.02% | 3.46% |
PMBS PIMCO Mortgage-Backed Securities Active Exchange-Traded Fund | 4.58% | 4.73% | 1.59% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
MBSD vs. PMBS - Drawdown Comparison
The maximum MBSD drawdown since its inception was -14.36%, which is greater than PMBS's maximum drawdown of -4.35%. Use the drawdown chart below to compare losses from any high point for MBSD and PMBS.
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Drawdown Indicators
| MBSD | PMBS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -14.36% | -4.35% | -10.01% |
Max Drawdown (1Y)Largest decline over 1 year | -2.22% | -3.04% | +0.82% |
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 | -1.34% | -1.84% | +0.50% |
Average DrawdownAverage peak-to-trough decline | -2.84% | -1.11% | -1.73% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.85% | 1.05% | -0.20% |
Volatility
MBSD vs. PMBS - Volatility Comparison
The current volatility for FlexShares Disciplined Duration MBS Index Fund (MBSD) is 1.48%, while PIMCO Mortgage-Backed Securities Active Exchange-Traded Fund (PMBS) has a volatility of 1.94%. This indicates that MBSD experiences smaller price fluctuations and is considered to be less risky than PMBS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MBSD | PMBS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 1.48% | 1.94% | -0.46% |
Volatility (6M)Calculated over the trailing 6-month period | 2.28% | 2.87% | -0.59% |
Volatility (1Y)Calculated over the trailing 1-year period | 3.93% | 4.77% | -0.84% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 5.13% | 4.94% | +0.19% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 4.25% | 4.94% | -0.69% |