Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004113 | Value Portfolio | ||
| Class/Contract C000011534 | Class P Shares | MPPVAX | |
| Class/Contract C000011535 | Class I Shares | MPVLX | |
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004114 | Core Plus Fixed Income Portfolio | ||
| Class/Contract C000011537 | Class P Shares | MFXAX | |
| Class/Contract C000011538 | Class I Shares | MPCXX | |
| Class/Contract C000011539 | Investment Class | MAFIX | |
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004116 | Intermediate Duration Portfolio | ||
| Class/Contract C000011545 | Investment Class | ||
| Class/Contract C000011546 | Class I Shares | MAIDX | |
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004117 | International Fixed Income Portfolio | ||
| Class/Contract C000011547 | Class I Shares | MPIFX | |
| Class/Contract C000052875 | Class P Shares | ||
| Class/Contract C000057345 | Class H Shares | ||
| Class/Contract C000065126 | Class L Shares | ||
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004118 | Investment Grade Fixed Income Portfolio | ||
| Class/Contract C000011548 | Class P Shares | ||
| Class/Contract C000011549 | Class I Shares | MPFDX | |
| Class/Contract C000057346 | Class H Shares | ||
| Class/Contract C000065127 | Class L Shares | ||
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004119 | Limited Duration Portfolio | ||
| Class/Contract C000011550 | Class I Shares | MPLDX | |
| Class/Contract C000052876 | Class P Shares | ||
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004120 | Municipal Portfolio | ||
| Class/Contract C000011551 | Class I Shares | MPMFX | |
| Class/Contract C000048023 | Class P Shares | ||
| Class/Contract C000057347 | Class H Shares | ||
| Class/Contract C000065128 | Class L Shares | ||
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004123 | Advisory Portfolio | ||
| Class/Contract C000011554 | Class I Shares | ||
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004124 | Balanced Portfolio | ||
| Class/Contract C000011555 | Class P Shares | MBAAX | |
| Class/Contract C000011556 | Class I Shares | MPBAX | |
| Class/Contract C000011557 | Investment Class | MABIX | |
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004127 | Mid Cap Growth Portfolio | ||
| Class/Contract C000011562 | Class P Shares | MACGX | |
| Class/Contract C000011563 | Class I Shares | MPEGX | |
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004128 | US Mid Cap Value Portfolio | ||
| Class/Contract C000011564 | Class P Shares | MMCAX | |
| Class/Contract C000011565 | Class I Shares | MPMVX | |
| Class/Contract C000011566 | Investment Class | MPMIX | |
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000004129 | US Small Cap Value Portfolio | ||
| Class/Contract C000011567 | Class P Shares | MCVAX | |
| Class/Contract C000011568 | Class I Shares | MPSCX | |
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000005590 | Core Fixed Income Portfolio | ||
| Class/Contract C000015254 | Class I Shares | ||
| Class/Contract C000015255 | Class P Shares | ||
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000012836 | Long Duration Fixed Income Portfolio | ||
| Class/Contract C000034704 | Class I Shares | ||
| Class/Contract C000034705 | Class P Shares | ||
| Status | Name | Ticker Symbol | |
| CIK 0000741375 | |||
| Series S000020818 | Advisory Portfolio II | ||
| Class/Contract C000058158 | Class I Shares | ||
IRS No.: 000000000 | State of Incorp.: PA | Fiscal Year End: 0930
Type: N-CSRS | Act: 40 | File No.: 811-03980 | Film No.: 09878729
