MFS Strategic Income Portfolio
Data updated: 2026-05-26
C000007267 — MFS Strategic Income Portfolio data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Total / Aggregate Bond · $37.45M AUM · 0.67% expense ratio · 4.6% 1-yr return. From SEC regulatory filings.
C000007267 Fund Overview
MFS Strategic Income Portfolio is a US mutual fund managed by Mfs Variable Insurance Trust II, categorised as Long Total / Aggregate Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Mfs Variable Insurance Trust II
- Category: Long Total / Aggregate Bond
- Assets under management: $37.45M
- 1-year return: 4.6%
- SEC CIK: 0000719269
- SEC series ID: S000002649
- Share class ID: C000007267
C000007267 Holdings
Top 10 holdings of MFS Strategic Income Portfolio by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Treasury | 4.17% |
| United States Treasury | 2.99% |
| United States Treasury | 2.51% |
| United States Treasury | 2.28% |
| United States Treasury | 2.06% |
| United States Treasury | 1.56% |
| United States Treasury | 1.21% |
| MFS Institutional Money Market Portfolio | 1.19% |
| United States Treasury | 1.12% |
| Wells Fargo & Company | 1.05% |
C000007267 Portfolio Allocation
Asset-class allocation of MFS Strategic Income Portfolio by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 68.7% |
| Securitized | 29.2% |
| Equity | 1.2% |
C000007267 Performance
Total returns for C000007267 (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.0% |
| 1 year | 4.6% |
| 3 years (annualised) | 4.9% |
| 5 years (annualised) | 1.2% |
C000007267 Risk Information
Risk metrics for C000007267, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.3%
C000007267 Costs and Fees
C000007267 costs about $67 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.67%
- Gross expense ratio: 0.99%
- Portfolio turnover: 29%
- Brokerage commissions: 0.28 bps of average net assets (SEC N-CEN)
C000007267 Cashflows
Over the 12 months to 2026-03, MFS Strategic Income Portfolio had net inflows of $1.46M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$964.76K |
| 2026-02 | −$184.07K |
| 2026-01 | $262.47K |
| 2025-12 | $188.33K |
| 2025-11 | −$173.14K |
| 2025-10 | $188.42K |
C000007267 Debt Constituents
Largest debt holdings of MFS Strategic Income Portfolio by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury | 4.17% |
| United States Treasury | 2.99% |
| United States Treasury | 2.51% |
| United States Treasury | 2.28% |
| United States Treasury | 2.06% |
| United States Treasury | 1.56% |
| United States Treasury | 1.21% |
| United States Treasury | 1.12% |
| Wells Fargo & Company | 1.05% |
| Westinghouse Air Brake | 0.81% |
C000007267 Prospectus and SEC Filings
Official MFS Strategic Income Portfolio filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Long Total / Aggregate 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.