| MassMutual Select Aggressive Growth Fund | Class A | MMAAX | — |
| MassMutual Select Aggressive Growth Fund | Class L | MAGLX | — |
| MassMutual Select Aggressive Growth Fund | Class N | MMANX | — |
| MassMutual Select Aggressive Growth Fund | Class S | MGRSX | — |
| MassMutual Select Aggressive Growth Fund | Class Y | MAGYX | — |
| MassMutual Select Blue Chip Growth Fund | Class A | MBCGX | — |
| MassMutual Select Blue Chip Growth Fund | Class L | MBCLX | — |
| MassMutual Select Blue Chip Growth Fund | Class N | MBCNX | — |
| MassMutual Select Blue Chip Growth Fund | Class S | MBCSX | — |
| MassMutual Select Blue Chip Growth Fund | Class Y | MBCYX | — |
| MassMutual Select Fundamental Value Fund | Class A | MFUAX | — |
| MassMutual Select Fundamental Value Fund | Class L | MFULX | — |
| MassMutual Select Fundamental Value Fund | Class N | MFUNX | — |
| MassMutual Select Fundamental Value Fund | Class S | MVUSX | — |
| MassMutual Select Fundamental Value Fund | Class Y | MFUYX | — |
| MassMutual Select Indexed Equity Fund | Class A | MIEAX | — |
| MassMutual Select Indexed Equity Fund | Class L | MMILX | — |
| MassMutual Select Indexed Equity Fund | Class N | MMINX | — |
| MassMutual Select Indexed Equity Fund | Class S | MMIEX | — |
| MassMutual Select Indexed Equity Fund | Class Y | MIEYX | — |
| MassMutual Select Indexed Equity Fund | Class Z | MIEZX | — |
| MassMutual Select Large Cap Growth Fund | Class A | MLGAX | — |
| MassMutual Select Large Cap Growth Fund | Class L | MLGLX | — |
| MassMutual Select Large Cap Growth Fund | Class N | MLGNX | — |
| MassMutual Select Large Cap Growth Fund | Class S | MLGSX | — |