MTGDX — Morgan Stanley Mortgage Securities Trust
Data updated: 2025-09-26
MTGDX — Morgan Stanley Mortgage Securities Trust data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Securitized (MBS/ABS/CMBS) Bond · $595.10M AUM · 0.70% expense ratio · 7.7% 1-yr return. From SEC regulatory filings.
MTGDX Fund Overview
MTGDX — Morgan Stanley Mortgage Securities Trust is a US mutual fund managed by Morgan Stanley Mortgage Securities 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 mutual fund
- Manager: Morgan Stanley Mortgage Securities Trust
- Category: Long Securitized (MBS/ABS/CMBS) Bond
- Assets under management: $595.10M
- 1-year return: 7.7%
- Ticker: MTGDX
- SEC CIK: 0000806564
- SEC series ID: S000002467
- Share class ID: C000006614
MTGDX Holdings
Top 10 holdings of Morgan Stanley Mortgage Securities Trust by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Umbs, Tba | 10.03% |
| United States Treasury | 6.30% |
| Umbs, Tba | 4.31% |
| United States Treasury | 4.16% |
| Umbs, Tba | 3.19% |
| Umbs, Tba | 2.13% |
| Umbs, Tba | 1.70% |
| United States Treasury | 1.68% |
| United States Treasury | 1.66% |
| United States Treasury | 1.65% |
MTGDX Portfolio Allocation
Asset-class allocation of Morgan Stanley Mortgage Securities Trust by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Securitized | 101.9% |
| Cash & Equivalents | 22.0% |
| Fixed Income | 2.1% |
| Derivatives | 0.1% |
| Real Estate | 0.1% |
MTGDX Performance
Total returns for MTGDX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| 1 year | 7.7% |
| 3 years (annualised) | 5.4% |
| 5 years (annualised) | 3.1% |
MTGDX Risk Information
Risk metrics for MTGDX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.2%
MTGDX Costs and Fees
MTGDX costs about $70 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.70%
- Gross expense ratio: 0.81%
- Portfolio turnover: 383%
- Brokerage commissions: 0.77 bps of average net assets (SEC N-CEN)
MTGDX Cashflows
Over the 12 months to 2025-07, Morgan Stanley Mortgage Securities Trust had net inflows of $212.37M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2025-07 | −$46.91M |
| 2025-06 | $26.41M |
| 2025-05 | −$107.94K |
| 2025-04 | $41.73M |
| 2025-03 | $12.63M |
| 2025-02 | $20.65M |
MTGDX Debt Constituents
Largest debt holdings of Morgan Stanley Mortgage Securities Trust by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Nykredit Realkredit As | 0.89% |
| Nykredit Realkredit As | 0.49% |
| Realkredit Danmark | 0.38% |
| Realkredit Danmark | 0.28% |
| Dp Facilities Trust | 0.02% |
MTGDX Prospectus and SEC Filings
Official Morgan Stanley Mortgage Securities Trust 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.