Exhibit 99.3

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$          VERSION: 3.01 (BLOOMBERG CMO BOND FILE)
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$          DEAL: wmalt059_jumbo_2_sold
$       PRICING: 100 PPC
$    SETTLEMENT: 20051031
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$                 BLOCK: 1
!{         TRANCHE NAME: 1A1 }
$       ORIGINAL_AMOUNT: 20840625.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 5.5
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 24
$            DATED_DATE: 20051001
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
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$                 BLOCK: 2
!{         TRANCHE NAME: 1A15 }
$       ORIGINAL_AMOUNT: 17735547.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 5
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 24
$            DATED_DATE: 20051001
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
--------------------------------------------------
$                 BLOCK: 3
!{         TRANCHE NAME: 1A4 }
$       ORIGINAL_AMOUNT: 17735547.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 5.5
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 24
$            DATED_DATE: 20051001
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
--------------------------------------------------
$                 BLOCK: 4
!{         TRANCHE NAME: 1A2 }
$       ORIGINAL_AMOUNT: 85130625.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 5.5
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 24
$            DATED_DATE: 20051001
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
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$                 BLOCK: 5
!{         TRANCHE NAME: 1A5 }
$       ORIGINAL_AMOUNT: 4877275.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 5.23 Floater Bond
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 0
$            DATED_DATE: 20051025
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
Additional Floater Information
$        FLOATER_INDEX: LIBOR1MO
$        FLOATER_RESET:    Freq: 12; Next: 20051125
$      FLOATER_FORMULA: 0.00000 1.0 1.4
$ FLOATER_LIMITS:Thres: 20051025 Floor: 1.4 Cap: 6
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$                 BLOCK: 6
!{         TRANCHE NAME: 1A6 }
$       ORIGINAL_AMOUNT: 443389.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 8.4699975 Floater Bond
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 0
$            DATED_DATE: 20051025
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
Additional Floater Information
$        FLOATER_INDEX: LIBOR1MO
$        FLOATER_RESET:    Freq: 12; Next: 20051125
$      FLOATER_FORMULA: 0.00000 -10.99999098 50.59996301
$ FLOATER_LIMITS:Thres: 20051025 Floor: 0 Cap: 50.59996301
--------------------------------------------------
$                 BLOCK: 7
!{         TRANCHE NAME: 1A12 }
$       ORIGINAL_AMOUNT: 4180521.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 4.48 Floater Bond
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 0
$            DATED_DATE: 20051025
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
Additional Floater Information
$        FLOATER_INDEX: LIBOR1MO
$        FLOATER_RESET:    Freq: 12; Next: 20051125
$      FLOATER_FORMULA: 0.00000 1.0 0.65
$ FLOATER_LIMITS:Thres: 20051025 Floor: 0.65 Cap: 7
--------------------------------------------------
$                 BLOCK: 8
!{         TRANCHE NAME: 1A13 }
$       ORIGINAL_AMOUNT: 1140143.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 9.239997 Floater Bond
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 0
$            DATED_DATE: 20051025
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
Additional Floater Information
$        FLOATER_INDEX: LIBOR1MO
$        FLOATER_RESET:    Freq: 12; Next: 20051125
$      FLOATER_FORMULA: 0.00000 -3.66666374 23.28331915
$ FLOATER_LIMITS:Thres: 20051025 Floor: 0 Cap: 23.28331915
--------------------------------------------------
$                 BLOCK: 9
!{         TRANCHE NAME: 1A10 }
$       ORIGINAL_AMOUNT: 10641328.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 4.98 Floater Bond
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 0
$            DATED_DATE: 20051025
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
Additional Floater Information
$        FLOATER_INDEX: LIBOR1MO
$        FLOATER_RESET:    Freq: 12; Next: 20051125
$      FLOATER_FORMULA: 0.00000 1 1.15
$ FLOATER_LIMITS:Thres: 20051025 Floor: 1.15 Cap: 9.5
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$                 BLOCK: 10
!{         TRANCHE NAME: 1A3 }
$       ORIGINAL_AMOUNT: 4000000.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 5.5
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 24
$            DATED_DATE: 20051001
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
--------------------------------------------------
$                 BLOCK: 11
!{         TRANCHE NAME: SUBORD }
$       ORIGINAL_AMOUNT: 8775000.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 5.5
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 24
$            DATED_DATE: 20051001
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
--------------------------------------------------
--------------------------------------------------
$               PHANTOM: 12
!{         TRANCHE NAME: 1A14 }
$       ORIGINAL_AMOUNT: 1612322.45
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 5.5
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 24
$            DATED_DATE: 20051001
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
--------------------------------------------------
$               PHANTOM: 13
!{         TRANCHE NAME: 1A11 }
$       ORIGINAL_AMOUNT: 10641328.00
$        CURRENT_FACTOR: 1.000000000
$        CURRENT_COUPON: 0.52 Floater Bond
$        PRINCIPAL_FREQ: 12
$         PAYMENT_DELAY: 0
$            DATED_DATE: 20051025
$    FIRST_PAYMENT_DATE: 20051125
$     NEXT_PAYMENT_DATE: 20051125
$        ACCRUAL_METHOD: THIRTY_360
Additional Floater Information
$        FLOATER_INDEX: LIBOR1MO
$        FLOATER_RESET:    Freq: 12; Next: 20051125
$      FLOATER_FORMULA: 0.00000 -1 4.35
$ FLOATER_LIMITS:Thres: 20051025 Floor: 0 Cap: 4.35
--------------------------------------------------
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$               TRANCHE: 1
$                  NAME: 1A1
$                 CSORT: 1
$                  TYPE: NAS
$          RECORD_DELAY: 24
$    COMPOSITION: BLOCK: 1 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 2
$                  NAME: 1A14
$                 CSORT: 2
$                  TYPE: IO,NTL
$          RECORD_DELAY: 24
$              NOTIONAL:
$    COMPOSITION: BLOCK: 12 PRIN: 100.000000000 INT: 100.000000000
!  ( notional tranche name is 1A14 )
--------------------------------------------------
$               TRANCHE: 3
$                  NAME: 1A15
$                 CSORT: 3
$                  TYPE:
$          RECORD_DELAY: 24
$    COMPOSITION: BLOCK: 2 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 4
$                  NAME: 1A4
$                 CSORT: 4
$                  TYPE:
$          RECORD_DELAY: 24
$    COMPOSITION: BLOCK: 3 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 5
$                  NAME: 1A2
$                 CSORT: 5
$                  TYPE:
$          RECORD_DELAY: 24
$    COMPOSITION: BLOCK: 4 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 6
$                  NAME: 1A5
$                 CSORT: 6
$                  TYPE: FLT
$          RECORD_DELAY: 0
$    COMPOSITION: BLOCK: 5 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 7
$                  NAME: 1A6
$                 CSORT: 7
$                  TYPE: FLT,INV
$          RECORD_DELAY: 0
$    COMPOSITION: BLOCK: 6 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 8
$                  NAME: 1A12
$                 CSORT: 8
$                  TYPE: FLT
$          RECORD_DELAY: 0
$    COMPOSITION: BLOCK: 7 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 9
$                  NAME: 1A13
$                 CSORT: 9
$                  TYPE: FLT,INV
$          RECORD_DELAY: 0
$    COMPOSITION: BLOCK: 8 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 10
$                  NAME: 1A10
$                 CSORT: 10
$                  TYPE: FLT
$          RECORD_DELAY: 0
$    COMPOSITION: BLOCK: 9 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 11
$                  NAME: 1A11
$                 CSORT: 11
$                  TYPE: FLT,NTL
$          RECORD_DELAY: 0
$              NOTIONAL:
$    COMPOSITION: BLOCK: 13 PRIN: 100.000000000 INT: 100.000000000
!  ( notional tranche name is 1A11 )
--------------------------------------------------
$               TRANCHE: 12
$                  NAME: 1A3
$                 CSORT: 12
$                  TYPE:
$          RECORD_DELAY: 24
$    COMPOSITION: BLOCK: 10 PRIN: 100.000000000 INT: 100.000000000
--------------------------------------------------
$               TRANCHE: 13
$                  NAME: SUBORD
$                 CSORT: 13
$                  TYPE: SUB
$          RECORD_DELAY: 24
$    COMPOSITION: BLOCK: 11 PRIN: 100.000000000 INT: 100.000000000
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$     END_TRANCHES:
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     END OF BOND FILE
***************************************************
$         VERSION: 3.03 (BLOOMBERG CMO COLLATERAL FILE)
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$    AGENCY_LIST:     Type   Factor Date    P/Y Delay     BV Delay
                    WHOLE 20051001 55 54
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$     ASSUMED_POOLS:
--------------------------------------------------------------------------------
!G Loan Number  Loan Type    NET--CPN CURR--BALANCE ORIG--BALANCE  PY--WAC FIXED----PAYMENT BLN AGE
--------------------------------------------------------------------------------
 L          1 WHOLE     LPM  5.500000000   81500000.00   81500000.00  6.275000000            WAM=359 359 1 (IO=119)
 L          2 WHOLE     LPM  5.500000000   94000000.00   94000000.00  6.184000000            WAM=358 358 1