MFS SERIES TRUST IV registered fund series on Form 485APOS, filed 2009-10-13. Featured series: MFS Government Money Market Fund.
| Series | Class | Ticker | New |
|---|---|---|---|
| MFS Government Money Market Fund | MFS Government Money Market Fund | MMGXX | — |
| MFS Mid Cap Growth Fund | A | OTCAX | — |
| MFS Mid Cap Growth Fund | R4 | OTCJX | — |
| MFS Mid Cap Growth Fund | 529A | EAMCX | — |
| MFS Mid Cap Growth Fund | 529B | EBCGX | — |
| MFS Mid Cap Growth Fund | 529C | ECGRX | — |
| MFS Mid Cap Growth Fund | B | OTCBX | — |
| MFS Mid Cap Growth Fund | C | OTCCX | — |
| MFS Mid Cap Growth Fund | I | OTCIX | — |
| MFS Mid Cap Growth Fund | R1 | OTCGX | — |
| MFS Mid Cap Growth Fund | R2 | MCPRX | — |
| MFS Mid Cap Growth Fund | R3 | OTCHX | — |
| MFS Money Market Fund | Class A | MCMXX | — |
The funds investment objective is to seek current income consistent with preservation of capital and liquidity.