MFS Total Return Series
Data updated: 2026-05-26
C000007310 — MFS Total Return Series data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Total Return Allocation · $2.03B AUM · 0.61% expense ratio · 9.6% 1-yr return. From SEC regulatory filings.
C000007310 Fund Overview
MFS Total Return Series is a US mutual fund managed by Mfs Variable Insurance Trust, categorised as Total Return Allocation. 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
- Category: Total Return Allocation
- Assets under management: $2.03B
- 1-year return: 9.6%
- SEC CIK: 0000918571
- SEC series ID: S000002670
- Share class ID: C000007310
C000007310 Holdings
Top 10 holdings of MFS Total Return Series by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Charles Schwab Corp/The | 2.55% |
| Pfizer Inc | 2.05% |
| Medtronic PLC | 1.85% |
| Microsoft Corp | 1.79% |
| ConocoPhillips | 1.75% |
| Omnicom Group Inc | 1.71% |
| Becton Dickinson & Co | 1.71% |
| Bank of America Corp | 1.60% |
| Cigna Group/The | 1.54% |
| Kenvue Inc | 1.50% |
C000007310 Portfolio Allocation
Asset-class allocation of MFS Total Return Series by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 59.5% |
| Fixed Income | 24.2% |
| Securitized | 16.4% |
C000007310 Performance
Total returns for C000007310 (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.4% |
| 1 year | 9.6% |
| 3 years (annualised) | 9.9% |
| 5 years (annualised) | 5.7% |
C000007310 Risk Information
Risk metrics for C000007310, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 7.2%
C000007310 Costs and Fees
C000007310 costs about $61 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.61%
- Gross expense ratio: 0.71%
- Portfolio turnover: 37%
- Brokerage commissions: 0.69 bps of average net assets (SEC N-CEN)
C000007310 Cashflows
Over the 12 months to 2026-03, MFS Total Return Series had net outflows of $46.03M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | −$22.72M |
| 2026-02 | −$24.10M |
| 2026-01 | −$22.46M |
| 2025-12 | −$30.82M |
| 2025-11 | −$19.17M |
| 2025-10 | −$18.43M |
C000007310 Debt Constituents
Largest debt holdings of MFS Total Return Series by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury | 1.48% |
| United States Treasury | 1.46% |
| United States Treasury | 1.19% |
| United States Treasury | 1.19% |
| United States Treasury | 0.78% |
| United States Treasury | 0.78% |
| United States Treasury | 0.62% |
| United States Treasury | 0.57% |
| United States Treasury | 0.47% |
| United States Treasury | 0.38% |
C000007310 Prospectus and SEC Filings
Official MFS Total Return Series filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Total Return Allocation 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.