Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002666 | MFS Total Return Bond Series | ||
| Class/Contract C000007302 | Initial Class | ||
| Class/Contract C000007303 | Service Class | ||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002668 | MFS Research Series | ||
| Class/Contract C000007306 | Initial Class | ||
| Class/Contract C000007307 | Service Class | ||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002670 | MFS Total Return Series | ||
| Class/Contract C000007310 | Initial Class | ||
| Class/Contract C000007311 | Service Class | ||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002671 | MFS Utilities Series | ||
| Class/Contract C000007312 | Initial Class | ||
| Class/Contract C000007313 | Service Class | ||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002672 | MFS Value Series | ||
| Class/Contract C000007314 | Initial Class | ||
| Class/Contract C000007315 | Service Class | ||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002673 | MFS Growth Series | ||
| Class/Contract C000007316 | Initial Class | ||
| Class/Contract C000007317 | Service Class | ||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002674 | MFS Global Equity Series | ||
| Class/Contract C000007318 | Initial Class | ||
| Class/Contract C000007319 | Service Class | ||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002677 | MFS Investors Trust Series | ||
| Class/Contract C000007324 | Initial Class | ||
| Class/Contract C000007325 | Service Class | ||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002678 | MFS Mid Cap Growth Series | ||
| Class/Contract C000007326 | Initial Class | ||
| Class/Contract C000007327 | Service Class | ||
| Status | Name | Ticker Symbol | |
| CIK 0000918571 | |||
| Series S000002680 | MFS New Discovery Series | ||
| Class/Contract C000007329 | Initial Class | ||
| Class/Contract C000007330 | Service Class | ||
IRS No.: 043226600 | State of Incorp.: MA | Fiscal Year End: 1231
Type: N-CSRS | Act: 40 | File No.: 811-08326 | Film No.: 171049337
