Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000927972 | |||
| Series S000003788 | MassMutual Small Cap Opportunities Fund | ||
| Class/Contract C000010528 | Class A | DLBMX | |
| Class/Contract C000010529 | Administrative Class | MSCLX | |
| Class/Contract C000010531 | Class R5 | MSCDX | |
| Class/Contract C000010532 | Service Class | MSVYX | |
| Class/Contract C000137078 | Class R4 | MOORX | |
| Class/Contract C000137079 | Class I | MSOOX | |
| Class/Contract C000137080 | Class R3 | MCCRX | |
IRS No.: 000000000 | State of Incorp.: MA | Fiscal Year End: 0930
Type: NPORT-P | Act: 40 | File No.: 811-08690 | Film No.: 221433046