Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000276914 | |||
| Series S000006834 | LORD ABBETT DEVELOPING GROWTH FUND INC | ||
| Class/Contract C000018473 | Class A | LAGWX | |
| Class/Contract C000018475 | Class C | LADCX | |
| Class/Contract C000018476 | Class P | LADPX | |
| Class/Contract C000018477 | Class I | LADYX | |
| Class/Contract C000054855 | Class F | LADFX | |
| Class/Contract C000054856 | Class R2 | LADQX | |
| Class/Contract C000054857 | Class R3 | LADRX | |
| Class/Contract C000151972 | Class R4 | LADSX | |
| Class/Contract C000151973 | Class R5 | LADTX | |
| Class/Contract C000151974 | Class R6 | LADVX | |
| Class/Contract C000188220 | Class F3 | LOGWX | |
IRS No.: 132958970 | State of Incorp.: MD | Fiscal Year End: 0731
Type: N-CEN | Act: 40 | File No.: 811-02871 | Film No.: 211317846