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FlexShares Disciplined Duration MBS Index Fund (MB...
Performance
Return for Risk
Dividends
Drawdowns
Volatility

ETF Info

ISIN
US33939L7799
CUSIP
33939L779
Inception Date
Sep 4, 2014
Region
North America (U.S.)
Leveraged
1x (No leverage)
Index Tracked
ICE BofA Constrained Duration US Mortgage Backed Securities
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in FlexShares Disciplined Duration MBS Index Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.


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S&P 500 Index

Returns By Period

FlexShares Disciplined Duration MBS Index Fund (MBSD) has returned 0.27% so far this year and 4.63% over the past 12 months. Over the last ten years, MBSD has returned 1.48% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.


FlexShares Disciplined Duration MBS Index Fund

1D
0.32%
1M
-1.34%
YTD
0.27%
6M
1.61%
1Y
4.63%
3Y*
4.05%
5Y*
0.52%
10Y*
1.48%

Benchmark (S&P 500 Index)

1D
2.91%
1M
-5.09%
YTD
-4.63%
6M
-2.39%
1Y
16.33%
3Y*
16.69%
5Y*
10.18%
10Y*
12.16%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Sep 4, 2014, MBSD's average daily return is +0.01%, while the average monthly return is +0.14%. At this rate, your investment would double in approximately 41.3 years.

Historically, 59% of months were positive and 41% were negative. The best month was Nov 2023 with a return of +3.2%, while the worst month was Sep 2022 at -3.8%. The longest winning streak lasted 10 consecutive months, and the longest losing streak was 6 months.

On a daily basis, MBSD closed higher 48% of trading days. The best single day was Nov 10, 2022 with a return of +1.9%, while the worst single day was Aug 25, 2015 at -1.6%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.43%1.20%-1.34%0.27%
20250.47%2.17%0.01%0.47%-0.69%1.44%-0.33%1.22%0.84%0.66%0.57%0.10%7.12%
20240.19%-1.13%0.61%-1.76%1.54%0.71%2.26%1.17%0.86%-2.00%0.99%-1.06%2.30%
20232.04%-1.83%1.73%0.17%-0.62%-0.02%-0.06%-0.12%-2.25%-0.43%3.22%2.71%4.46%
2022-1.18%-1.14%-2.34%-2.63%0.70%-0.93%1.83%-2.20%-3.76%-0.66%3.04%-0.45%-9.49%
2021-0.25%0.15%-0.11%-0.27%-0.19%-0.12%0.43%-0.09%-0.24%0.00%-0.38%-0.34%-1.40%

Benchmark Metrics

FlexShares Disciplined Duration MBS Index Fund has an annualized alpha of 1.59%, beta of 0.01, and R² of 0.00 versus S&P 500 Index. Calculated based on daily prices since September 05, 2014.

  • This ETF participated in 9.55% of S&P 500 Index downside but only 9.13% of its upside — more exposed to losses than it benefited from rallies.
  • Beta of 0.01 may look defensive, but with R² of 0.00 this ETF is largely uncorrelated with S&P 500 Index — low beta reflects independence, not downside protection. See the Volatility section for a true picture of this ETF's risk.
  • R² of 0.00 means this ETF moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

Alpha
1.59%
Beta
0.01
0.00
Upside Capture
9.13%
Downside Capture
9.55%

Expense Ratio

MBSD has an expense ratio of 0.20%, which is considered low.


Return for Risk

Risk / Return Rank

MBSD ranks 63 for risk / return — better than 63% of ETFs on our site. You're getting solid returns for the risk taken. A good sign, especially for investors who want growth without excessive volatility.


MBSD Risk / Return Rank: 6363
Overall Rank
MBSD Sharpe Ratio Rank: 6565
Sharpe Ratio Rank
MBSD Sortino Ratio Rank: 6666
Sortino Ratio Rank
MBSD Omega Ratio Rank: 5555
Omega Ratio Rank
MBSD Calmar Ratio Rank: 7575
Calmar Ratio Rank
MBSD Martin Ratio Rank: 5353
Martin Ratio Rank
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.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for FlexShares Disciplined Duration MBS Index Fund (MBSD) and compare them to a chosen benchmark (S&P 500 Index).


MBSDBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

1.18

0.90

+0.29

Sortino ratio

Return per unit of downside risk

1.71

1.39

+0.32

Omega ratio

Gain probability vs. loss probability

1.21

1.21

0.00

Calmar ratio

Return relative to maximum drawdown

2.05

1.40

+0.65

Martin ratio

Return relative to average drawdown

5.38

6.61

-1.22

Explore MBSD risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.

Dividends

Dividend History

FlexShares Disciplined Duration MBS Index Fund provided a 4.25% dividend yield over the last twelve months, with an annual payout of $0.88 per share. The fund has been increasing its distributions for 4 consecutive years.


2.50%3.00%3.50%4.00%$0.00$0.20$0.40$0.60$0.8020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.88$0.88$0.79$0.70$0.62$0.56$0.67$0.80$0.74$0.78$0.73$0.86

Dividend yield

4.25%4.23%3.91%3.39%3.03%2.41%2.78%3.42%3.22%3.30%3.02%3.46%

Monthly Dividends

The table displays the monthly dividend distributions for FlexShares Disciplined Duration MBS Index Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.00$0.06$0.06$0.13
2025$0.00$0.06$0.06$0.06$0.07$0.06$0.06$0.07$0.07$0.07$0.07$0.23$0.88
2024$0.00$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.19$0.79
2023$0.00$0.05$0.05$0.06$0.06$0.06$0.05$0.06$0.06$0.06$0.05$0.15$0.70
2022$0.00$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.05$0.11$0.62
2021$0.00$0.07$0.06$0.06$0.05$0.04$0.04$0.04$0.04$0.04$0.04$0.08$0.56

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the FlexShares Disciplined Duration MBS Index Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the FlexShares Disciplined Duration MBS Index Fund was 14.36%, occurring on Oct 20, 2022. Recovery took 719 trading sessions.

The current FlexShares Disciplined Duration MBS Index Fund drawdown is 1.34%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-14.36%Feb 3, 2021433Oct 20, 2022719Sep 4, 20251152
-3.08%Nov 4, 201630Dec 16, 2016543Feb 15, 2019573
-2.98%Mar 10, 20208Mar 19, 202025Apr 24, 202033
-2.17%Mar 2, 202619Mar 26, 2026
-2.1%Jan 21, 201645Mar 24, 201670Jul 5, 2016115

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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