Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000063090 | |||
| Series S000000695 | Massachusetts Investors Growth Stock Fund | ||
| Class/Contract C000002023 | A | MIGFX | |
| Class/Contract C000002024 | R3 | MIGHX | |
| Class/Contract C000002025 | R4 | MIGKX | |
| Class/Contract C000002026 | 529A | EISTX | |
| Class/Contract C000002027 | 529B | EMIVX | |
| Class/Contract C000002028 | 529C | EMICX | |
| Class/Contract C000002029 | B | MIGBX | |
| Class/Contract C000002030 | C | MIGDX | |
| Class/Contract C000002031 | I | MGTIX | |
| Class/Contract C000002034 | R1 | MIGMX | |
| Class/Contract C000002036 | R2 | MIRGX | |
| Class/Contract C000112291 | R6 | MIGNX | |
| Class/Contract C000201055 | T | ||
IRS No.: 041885327 | State of Incorp.: MA | Fiscal Year End: 1031
Type: N-CEN | Act: 40 | File No.: 811-00859 | Film No.: 20595417