| SFT Advantus Government Money Market Fund | SFT Advantus Government Money Market Fund | — | — |
| SFT Advantus Bond Fund | Class 1 | — | — |
| SFT Advantus Bond Fund | Class 2 | — | — |
| SFT Advantus Index 400 Mid-Cap Fund | Class 1 | — | — |
| SFT Advantus Index 400 Mid-Cap Fund | Class 2 | — | — |
| SFT Advantus Index 500 Fund | Class 1 | — | — |
| SFT Advantus Index 500 Fund | Class 2 | — | — |
| SFT Advantus International Bond Fund | Class 2 | — | — |
| SFT Advantus International Bond Fund | Class 1 | — | — |
| SFT Advantus Mortgage Securities Fund | Class 2 | — | — |
| SFT Advantus Mortgage Securities Fund | Class 1 | — | — |
| SFT Advantus Real Estate Securities Fund | Class 2 | — | — |
| SFT Advantus Real Estate Securities Fund | Class 1 | — | — |
| SFT Advantus Dynamic Managed Volatility Fund | SFT Advantus Dynamic Managed Volatility Fund | — | — |
| SFT Ivy Growth Fund | SFT Ivy Growth Fund | — | — |
| SFT Ivy Small Cap Growth Fund | SFT Ivy Small Cap Growth Fund | — | — |
| SFT Pyramis Core Equity Fund | Class 1 | — | — |
| SFT Pyramis Core Equity Fund | Class 2 | — | — |
| SFT T. Rowe Price Value Fund | SFT T. Rowe Price Value Fund | — | — |
| SFT Advantus Managed Volatility Equity Fund | SFT Advantus Managed Volatility Equity Fund | — | — |