MSBOX — Corporate Bond Portfolio
Data updated: 2026-05-28
MSBOX — Corporate Bond Portfolio data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Intermediate Corporate Bond · $154.59M AUM · 2.41% expense ratio · 3.4% 1-yr return. From SEC regulatory filings.
MSBOX Fund Overview
MSBOX — Corporate Bond Portfolio is a US mutual fund managed by Morgan Stanley Institutional Fund Trust, categorised as Intermediate Corporate 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 Institutional Fund Trust
- Category: Intermediate Corporate Bond
- Assets under management: $154.59M
- 1-year return: 3.4%
- Ticker: MSBOX
- SEC CIK: 0000741375
- SEC series ID: S000004118
- Share class ID: C000155931
MSBOX Holdings
Top 10 holdings of Corporate Bond Portfolio by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Bank Of America Corp. | 2.00% |
| JPMorgan Chase & Co. | 1.94% |
| Morgan Stanley & Co. LLC | 0.89% |
| Oracle Corp. | 0.86% |
| Wells Fargo & Company | 0.85% |
| Verizon Communications | 0.83% |
| Goldman Sachs Group, Inc. | 0.80% |
| Bank Of America Corp. | 0.77% |
| Imperial Brands Fin PLC | 0.75% |
| Copt Defense Prop LP | 0.75% |
MSBOX Portfolio Allocation
Asset-class allocation of Corporate Bond Portfolio by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 98.0% |
| Cash & Equivalents | 2.1% |
| Equity | 0.2% |
MSBOX Performance
Total returns for MSBOX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | -0.9% |
| 1 year | 3.4% |
| 3 years (annualised) | 4.1% |
| 5 years (annualised) | -0.3% |
MSBOX Risk Information
Risk metrics for MSBOX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.6%
MSBOX Costs and Fees
MSBOX costs about $241 per $10,000 invested per year in fund expenses.
- Net expense ratio: 2.41%
- Gross expense ratio: 2.08%
- Portfolio turnover: 117%
- Brokerage commissions: 0.71 bps of average net assets (SEC N-CEN)
MSBOX Cashflows
Over the 12 months to 2026-03, Corporate Bond Portfolio had net inflows of $14.80M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | $4.31M |
| 2026-02 | $10.25M |
| 2026-01 | $2.49M |
| 2025-12 | $1.47M |
| 2025-11 | $3.78M |
| 2025-10 | $4.75M |
MSBOX Debt Constituents
Largest debt holdings of Corporate Bond Portfolio by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Bank Of America Corp. | 2.00% |
| JPMorgan Chase & Co. | 1.94% |
| Oracle Corp. | 0.86% |
| Wells Fargo & Company | 0.85% |
| Verizon Communications | 0.83% |
| Goldman Sachs Group, Inc. | 0.80% |
| Bank Of America Corp. | 0.77% |
| Imperial Brands Fin PLC | 0.75% |
| Copt Defense Prop LP | 0.75% |
| Delta Air Lines/skymiles | 0.73% |
MSBOX Prospectus and SEC Filings
Official Corporate Bond Portfolio filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Intermediate Corporate 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.