MBSD — FlexShares Disciplined Duration MBS Index Fund
Data updated: 2026-06-25
MBSD — FlexShares Disciplined Duration MBS Index Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Securitized (MBS/ABS/CMBS) Bond · $94.03M AUM · 0.20% expense ratio · 4.4% 1-yr return. From SEC regulatory filings.
MBSD Fund Overview
MBSD — FlexShares Disciplined Duration MBS Index Fund is a US ETF managed by Flexshares Trust, categorised as Long Securitized (MBS/ABS/CMBS) Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: Flexshares Trust
- Category: Long Securitized (MBS/ABS/CMBS) Bond
- Assets under management: $94.03M
- 1-year return: 4.4%
- Ticker: MBSD
- SEC CIK: 0001491978
- SEC series ID: S000046193
- Share class ID: C000144481
MBSD Holdings
Top 10 holdings of FlexShares Disciplined Duration MBS Index Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| FNMA or FHLMC | 3.09% |
| FNMA or FHLMC | 2.14% |
| FNMA or FHLMC | 1.66% |
| FHLMC Pool | 1.48% |
| FNMA or FHLMC | 1.36% |
| Fnma | 1.34% |
| Gnma | 1.31% |
| Fnma | 1.30% |
| Fnma | 1.25% |
| Fnma | 1.22% |
MBSD Portfolio Allocation
Asset-class allocation of FlexShares Disciplined Duration MBS Index Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Securitized | 97.4% |
MBSD Performance
Total returns for MBSD (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.4% |
| 1 year | 4.4% |
| 3 years (annualised) | 4.0% |
| 5 years (annualised) | 0.6% |
MBSD Risk Information
Risk metrics for MBSD, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 2.7%
MBSD Costs and Fees
MBSD costs about $20 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.20%
- Gross expense ratio: 0.21%
- Portfolio turnover: 38%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
MBSD Cashflows
Over the 12 months to 2026-04, FlexShares Disciplined Duration MBS Index Fund had net inflows of $10.41M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | $1.04M |
| 2026-03 | $1.03M |
| 2026-02 | $1.04M |
| 2026-01 | $0 |
| 2025-12 | $2.07M |
| 2025-11 | $1.04M |
MBSD Debt Constituents
No individual debt constituents are reported in FlexShares Disciplined Duration MBS Index Fund's latest SEC N-PORT filing.
MBSD Prospectus and SEC Filings
Official FlexShares Disciplined Duration MBS Index Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Long Securitized (MBS/ABS/CMBS) Bond funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.