Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000798244 | |||
| Series S000000762 | MFS Cash Reserve Fund | ||
| Class/Contract C000002179 | A | MSRXX | |
| Class/Contract C000002180 | 529B | MRBXX | |
| Class/Contract C000002181 | 529C | MRCXX | |
| Class/Contract C000002182 | B | MCRXX | |
| Class/Contract C000002183 | C | MCCXX | |
| Class/Contract C000002184 | R1 | CRVXX | |
| Class/Contract C000002186 | R2 | CRMXX | |
| Class/Contract C000002187 | R3 | CRJXX | |
| Class/Contract C000002188 | R4 | CRKXX | |
| Class/Contract C000002189 | 529A | MACXX | |
| Status | Name | Ticker Symbol | |
| CIK 0000798244 | |||
| Series S000000763 | MFS Core Equity Fund | ||
| Class/Contract C000002190 | A | MRGAX | |
| Class/Contract C000002191 | R4 | MRGJX | |
| Class/Contract C000002192 | B | MRGBX | |
| Class/Contract C000002193 | C | MRGCX | |
| Class/Contract C000002194 | I | MRGRX | |
| Class/Contract C000002196 | R1 | MRGGX | |
| Class/Contract C000002198 | R2 | MRERX | |
| Class/Contract C000002199 | R3 | MRGHX | |
| Status | Name | Ticker Symbol | |
| CIK 0000798244 | |||
| Series S000000764 | MFS Core Growth Fund | ||
| Class/Contract C000002200 | A | MFCAX | |
| Class/Contract C000002201 | R4 | MFCJX | |
| Class/Contract C000002202 | B | MFCBX | |
| Class/Contract C000002203 | C | MFCCX | |
| Class/Contract C000002204 | I | MFCIX | |
| Class/Contract C000002206 | R1 | MFCGX | |
| Class/Contract C000002208 | R2 | MCRRX | |
| Class/Contract C000002209 | R3 | MFCHX | |
| Class/Contract C000034435 | Class W Shares | MFCWX | |
| Status | Name | Ticker Symbol | |
| CIK 0000798244 | |||
| Series S000000765 | MFS New Discovery Fund | ||
| Class/Contract C000002210 | A | MNDAX | |
| Class/Contract C000002211 | R4 | MNDJX | |
| Class/Contract C000002212 | 529A | EANDX | |
| Class/Contract C000002213 | 529B | EBNDX | |
| Class/Contract C000002214 | 529C | ECNDX | |
| Class/Contract C000002215 | B | MNDBX | |
| Class/Contract C000002216 | C | MNDCX | |
| Class/Contract C000002217 | I | MNDIX | |
| Class/Contract C000002219 | R1 | MNDGX | |
| Class/Contract C000002221 | R2 | MNDRX | |
| Class/Contract C000002222 | R3 | MNDHX | |
| Status | Name | Ticker Symbol | |
| CIK 0000798244 | |||
| Series S000000766 | MFS Research International Fund | ||
| Class/Contract C000002223 | A | MRSAX | |
| Class/Contract C000002224 | R4 | MRSJX | |
| Class/Contract C000002225 | 529A | EARSX | |
| Class/Contract C000002226 | 529B | EBRIX | |
| Class/Contract C000002227 | 529C | ECRIX | |
| Class/Contract C000002228 | B | MRIBX | |
| Class/Contract C000002229 | C | MRICX | |
| Class/Contract C000002230 | I | MRSIX | |
| Class/Contract C000002232 | R1 | MRSGX | |
| Class/Contract C000002234 | R2 | MRSRX | |
| Class/Contract C000002235 | R3 | MRSHX | |
| Class/Contract C000034436 | Class W Shares | MRIWX | |
| Status | Name | Ticker Symbol | |
| CIK 0000798244 | |||
| Series S000000768 | MFS Technology Fund | ||
| Class/Contract C000002249 | A | MTCAX | |
| Class/Contract C000002250 | R4 | MTCJX | |
| Class/Contract C000002251 | B | MTCBX | |
| Class/Contract C000002252 | C | MTCCX | |
| Class/Contract C000002253 | I | MTCIX | |
| Class/Contract C000002255 | R1 | MTCKX | |
| Class/Contract C000002257 | R2 | MTERX | |
| Class/Contract C000002258 | R3 | MTCHX | |
| Status | Name | Ticker Symbol | |
| CIK 0000798244 | |||
| Series S000000769 | MFS Value Fund | ||
| Class/Contract C000002259 | A | MEIAX | |
| Class/Contract C000002260 | R4 | MEIJX | |
| Class/Contract C000002261 | 529A | EAVLX | |
| Class/Contract C000002262 | 529B | EBVLX | |
| Class/Contract C000002263 | 529C | ECVLX | |
| Class/Contract C000002264 | B | MFEBX | |
| Class/Contract C000002265 | C | MEICX | |
| Class/Contract C000002266 | I | MEIIX | |
| Class/Contract C000002268 | R1 | MEIGX | |
| Class/Contract C000002270 | R2 | MVRRX | |
| Class/Contract C000002271 | R3 | MEIHX | |
| Class/Contract C000033014 | Class W Shares | MEIWX | |
IRS No.: 000000000 | State of Incorp.: MA | Fiscal Year End: 1130
Type: N-CSRS | Act: 40 | File No.: 811-04777 | Film No.: 09791817
