Series and Classes/Contracts Information:
Existing | |||
Status | Name | Ticker Symbol | |
CIK 0000918571 | |||
Series S000002668 | MFS Research Series | ||
Class/Contract C000007306 | Initial Class | ||
Class/Contract C000007307 | Service Class |
IRS No.: 043226600 | State of Incorp.: MA | Fiscal Year End: 1231
Type: NPORT-P | Act: 40 | File No.: 811-08326 | Film No.: 23663354