| MassMutual Premier Balanced Fund | Class A | MMBDX | — |
| MassMutual Premier Balanced Fund | Administrative Class | MMBLX | — |
| MassMutual Premier Balanced Fund | Class R5 | MBLDX | — |
| MassMutual Premier Balanced Fund | Service Class | MBAYX | — |
| MassMutual Premier Balanced Fund | Class R4 | MBBRX | — |
| MassMutual Premier Balanced Fund | Class I | MBBIX | — |
| MassMutual Premier Balanced Fund | Class R3 | MMBRX | — |
| MassMutual Premier Global Fund | Class A | MGFAX | — |
| MassMutual Premier Global Fund | Administrative Class | MGFLX | — |
| MassMutual Premier Global Fund | Class R3 | MGFNX | — |
| MassMutual Premier Global Fund | Class R5 | MGFSX | — |
| MassMutual Premier Global Fund | Service Class | MGFYX | — |
| MassMutual Premier Global Fund | Class R4 | MGFRX | — |
| MassMutual Premier Global Fund | Class I | MGFZX | — |
| MassMutual Premier High Yield Fund | Class A | MPHAX | — |
| MassMutual Premier High Yield Fund | Administrative Class | MPHLX | — |
| MassMutual Premier High Yield Fund | Class R3 | MPHNX | — |
| MassMutual Premier High Yield Fund | Class R5 | MPHSX | — |
| MassMutual Premier High Yield Fund | Service Class | DLHYX | — |
| MassMutual Premier High Yield Fund | Class I | MPHZX | — |
| MassMutual Premier High Yield Fund | Class R4 | MPHRX | — |
| MassMutual Premier Inflation-Protected and Income Fund | Class A | MPSAX | — |
| MassMutual Premier Inflation-Protected and Income Fund | Administrative Class | MIPLX | — |
| MassMutual Premier Inflation-Protected and Income Fund | Class R3 | MIPNX | — |
| MassMutual Premier Inflation-Protected and Income Fund | Class R5 | MIPSX | — |