EXHIBIT 10.1

CONTACT: CUSTOMER SERVICES -- CTSLINK
         WELLS FARGO BANK MINNESOTA, N.A.
         SECURITIES ADMINISTRATION SERVICES
         7485 NEW HORIZON WAY
         FREDERICK, MD 21703
         WWW.CTSLINK.COM
         TELEPHONE: (301) 815-6600
         FAX:       (301) 315-6660

                                SMT SERIES 2004-4
                           RECORD DATE: JULY 30, 2004
                       DISTRIBUTION DATE: AUGUST 20, 2004

                     CERTIFICATEHOLDER DISTRIBUTION SUMMARY



                              Certificate     Certificate          Beginning
                                 Class           Pass-            Certificate        Interest       Principal
   Class          CUSIP       Description     Through Rate          Balance        Distribution    Distribution
- ------------    ---------     ------------    -------------      --------------    -------------   -------------
                                                                                 
 A              81744FBF3         SEN           1.60813%         773,006,456.77     1,035,912.40   15,798,899.61
X-1             81744FBG1         SEN           0.80000%                   0.00       476,172.24            0.00
X-2             81744FBH9         SEN           0.38431%                   0.00       247,561.50            0.00
X-B             81744FBJ5         SEN           0.66618%                   0.00        12,747.40            0.00
B-1             81744FBK2         SUB           1.92000%          14,612,000.00        23,379.20            0.00
B-2             81744FBL0         SUB           2.32000%           8,350,000.00        16,143.33            0.00
B-3             81744FBM8         SUB           2.73164%           4,175,000.00         9,503.83            0.00
B-4             81744FBN6         SUB           2.73164%           2,509,000.00         5,711.40            0.00
B-5             81744FBP1         SUB           2.73164%           2,088,000.00         4,753.05            0.00
B-6             81744FBQ9         SUB           2.73164%           3,757,983.00         8,554.55            0.00
A-R             81744FBR7         RES           2.68422%                   0.00             0.00            0.00
- -------                                                          --------------     ------------   -------------
Totals                                                           808,498,439.77     1,840,438.90   15,798,899.61
                                                                 --------------     ------------   -------------


                                                    Ending
                                 Current          Certificate          Total         Cumulative
   Class          CUSIP       Realized Loss         Balance         Distribution    Realized Loss
- ------------    ---------     --------------     --------------    -------------    --------------
                                                                     
 A              81744FBF3          0.00          757,207,557.16     16,834,812.01         0.00
X-1             81744FBG1          0.00                    0.00        476,172.24         0.00
X-2             81744FBH9          0.00                    0.00        247,561.50         0.00
X-B             81744FBJ5          0.00                    0.00         12,747.40         0.00
B-1             81744FBK2          0.00           14,612,000.00         23,379.20         0.00
B-2             81744FBL0          0.00            8,350,000.00         16,143.33         0.00
B-3             81744FBM8          0.00            4,175,000.00          9,503.83         0.00
B-4             81744FBN6          0.00            2,509,000.00          5,711.40         0.00
B-5             81744FBP1          0.00            2,088,000.00          4,753.05         0.00
B-6             81744FBQ9          0.00            3,757,983.00          8,554.55         0.00
A-R             81744FBR7          0.00                    0.00              0.00         0.00
- -------                            ----          --------------     -------------         ----
Totals                             0.00          792,699,540.16     17,639,338.51         0.00
                                   ----          --------------     -------------         ----


All distributions required by the Pooling and Servicing Agreement have been
calculated by the Certificate Administrator on behalf of the Trustee.

                        PRINCIPAL DISTRIBUTION STATEMENT



                                    Beginning      Scheduled       Unscheduled
              Original Face        Certificate     Principal        Principal                   Realized
   Class          Amount             Balance      Distribution     Distribution    Accretion    Loss (1)
- ------------  ---------------     --------------  ------------     --------------  ---------    --------
                                                                              
 A             799,511,000.00     773,006,456.77      0.00          15,798,899.61     0.00        0.00
X-1                      0.00               0.00      0.00                   0.00     0.00        0.00
X-2                      0.00               0.00      0.00                   0.00     0.00        0.00
X-B                      0.00               0.00      0.00                   0.00     0.00        0.00
B-1             14,612,000.00      14,612,000.00      0.00                   0.00     0.00        0.00
B-2              8,350,000.00       8,350,000.00      0.00                   0.00     0.00        0.00
B-3              4,175,000.00       4,175,000.00      0.00                   0.00     0.00        0.00
B-4              2,509,000.00       2,509,000.00      0.00                   0.00     0.00        0.00
B-5              2,088,000.00       2,088,000.00      0.00                   0.00     0.00        0.00
B-6              3,757,983.00       3,757,983.00      0.00                   0.00     0.00        0.00
A-R                    100.00               0.00      0.00                   0.00     0.00        0.00
- ------------  ---------------     --------------  --------         --------------  -------      ------
Totals         835,003,083.00     808,498,439.77      0.00          15,798,899.61     0.00        0.00
              ---------------     --------------  --------         --------------  -------      ------


                 Total Principal  Ending Certificate  Ending Certificate   Total Principal
   Class            Reduction           Balance           Percentage         Distribution
- ------------     ---------------  ------------------  ------------------   ---------------
                                                               
 A                15,798,899.61      757,207,557.16       0.94708835         15,798,899.61
X-1                        0.00                0.00       0.00000000                  0.00
X-2                        0.00                0.00       0.00000000                  0.00
X-B                        0.00                0.00       0.00000000                  0.00
B-1                        0.00       14,612,000.00       1.00000000                  0.00
B-2                        0.00        8,350,000.00       1.00000000                  0.00
B-3                        0.00        4,175,000.00       1.00000000                  0.00
B-4                        0.00        2,509,000.00       1.00000000                  0.00
B-5                        0.00        2,088,000.00       1.00000000                  0.00
B-6                        0.00        3,757,983.00       1.00000000                  0.00
A-R                        0.00                0.00       0.00000000                  0.00
- ------------     --------------   -----------------   --------------       ---------------
Totals            15,798,899.61      792,699,540.16       0.94933726         15,798,899.61
                 --------------   -----------------   --------------       ---------------


(1)  Amount does not include excess special hazard, bankruptcy, or fraud
     losses unless otherwise disclosed. Please refer to the prospectus
     supplement for a full description.



                   PRINCIPAL DISTRIBUTION FACTORS STATEMENT



                                Beginning       Scheduled      Unscheduled
            Original Face      Certificate      Principal       Principal                     Realized
Class          Amount            Balance       Distribution   Distribution     Accretion      Loss (3)
- ------     --------------     -------------    ------------   -------------   ----------     ----------
                                                                           
 A         799,511,000.00      966.84905745      0.00000000    19.76070324    0.00000000     0.00000000
X-1                  0.00        0.00000000      0.00000000     0.00000000    0.00000000     0.00000000
X-2                  0.00        0.00000000      0.00000000     0.00000000    0.00000000     0.00000000
X-B                  0.00        0.00000000      0.00000000     0.00000000    0.00000000     0.00000000
B-1         14,612,000.00     1000.00000000      0.00000000     0.00000000    0.00000000     0.00000000
B-2          8,350,000.00     1000.00000000      0.00000000     0.00000000    0.00000000     0.00000000
B-3          4,175,000.00     1000.00000000      0.00000000     0.00000000    0.00000000     0.00000000
B-4          2,509,000.00     1000.00000000      0.00000000     0.00000000    0.00000000     0.00000000
B-5          2,088,000.00     1000.00000000      0.00000000     0.00000000    0.00000000     0.00000000
B-6          3,757,983.00     1000.00000000      0.00000000     0.00000000    0.00000000     0.00000000
A-R                100.00        0.00000000      0.00000000     0.00000000    0.00000000     0.00000000


             Total Principal  Ending Certificate  Ending Certificate   Total Principal
Class           Reduction           Balance           Percentage        Distribution
- ------       ---------------  ------------------  -------------------  ---------------
                                                           
 A               19.76070324        947.08835421           0.94708835      19.76070324
X-1               0.00000000          0.00000000           0.00000000       0.00000000
X-2               0.00000000          0.00000000           0.00000000       0.00000000
X-B               0.00000000          0.00000000           0.00000000       0.00000000
B-1               0.00000000       1000.00000000           1.00000000       0.00000000
B-2               0.00000000       1000.00000000           1.00000000       0.00000000
B-3               0.00000000       1000.00000000           1.00000000       0.00000000
B-4               0.00000000       1000.00000000           1.00000000       0.00000000
B-5               0.00000000       1000.00000000           1.00000000       0.00000000
B-6               0.00000000       1000.00000000           1.00000000       0.00000000
A-R               0.00000000          0.00000000           0.00000000       0.00000000


(3)  Amount does not include excess special hazard, bankruptcy, or fraud
     losses unless otherwise disclosed. Please refer to the prospectus
     supplement for a full description.

                         INTEREST DISTRIBUTION STATEMENT



                                                   Beginning                    Payment of
                                  Current        Certificate/      Current        Unpaid       Current
              Original Face     Certificate        Notional        Accrued       Interest      Interest
 Class            Amount           Rate             Balance        Interest      Shortfall     Shortfall
- ------        --------------    -----------     --------------   ------------   -----------   ---------
                                                                            
 A            799,511,000.00      1.60813%      773,006,456.77   1,035,912.39       0.00         0.00
X-1                     0.00      0.80000%      714,258,352.25     476,172.23       0.00         0.00
X-2                     0.00      0.38431%      773,006,456.77     247,561.50       0.00         0.00
X-B                     0.00      0.66618%       22,962,000.00      12,747.40       0.00         0.00
B-1            14,612,000.00      1.92000%       14,612,000.00      23,379.20       0.00         0.00
B-2             8,350,000.00      2.32000%        8,350,000.00      16,143.33       0.00         0.00
B-3             4,175,000.00      2.73164%        4,175,000.00       9,503.83       0.00         0.00
B-4             2,509,000.00      2.73164%        2,509,000.00       5,711.40       0.00         0.00
B-5             2,088,000.00      2.73164%        2,088,000.00       4,753.05       0.00         0.00
B-6             3,757,983.00      2.73164%        3,757,983.00       8,554.55       0.00         0.00
A-R                   100.00      2.68422%                0.00           0.00       0.00         0.00
- ------        --------------                                     ------------   --------      -------
Totals        835,003,083.00                                     1,840,438.88       0.00         0.00
              --------------                                     ------------   --------      -------


                 Non-                                    Remaining          Ending
              Supported                                    Unpaid        Certificate/
              Interest     Realized    Total Interest     Interest        Notational
 Class        Shortfall    Loss (4)     Distribution     Shortfall          Balance
- ------        ----------   ---------   --------------    ----------     ---------------
                                                         
 A               0.00         0.00     1,035,912.40          0.00        757,207,557.16
X-1              0.00         0.00       476,172.24          0.00        687,820,907.09
X-2              0.00         0.00       247,561.50          0.00        757,207,557.16
X-B              0.00         0.00        12,747.40          0.00         22,962,000.00
B-1              0.00         0.00        23,379.20          0.00         14,612,000.00
B-2              0.00         0.00        16,143.33          0.00          8,350,000.00
B-3              0.00         0.00         9,503.83          0.00          4,175,000.00
B-4              0.00         0.00         5,711.40          0.00          2,509,000.00
B-5              0.00         0.00         4,753.05          0.00          2,088,000.00
B-6              0.00         0.00         8,554.55          0.00          3,757,983.00
A-R              0.00         0.00             0.00          0.00                  0.00
- ------        -------      -------     ------------      --------
Totals           0.00         0.00     1,840,438.90          0.00
              -------      -------     ------------      --------


(4) Amount does not include excess special hazard, bankruptcy, or fraud losses
    unless otherwise disclosed. Please refer to the prospectus supplement for a
    full description.



                     INTEREST DISTRIBUTION FACTORS STATEMENT



                                                                             Payment of
                            Current        Beginning                           Unpaid        Current
Class     Original Face    Certificate    Certificate/    Current Accrued     Interest      Interest
 (5)          Amount          Rate      Notional Balance      Interest        Shortfall     Shortfall
- -----    ----------------  -----------  ----------------  ----------------   ------------   ----------
                                                                          
  A       799,511,000.00     1.60813%     966.84905745       1.29568247      0.00000000     0.00000000
 X-1                0.00     0.80000%     893.36901212       0.59557934      0.00000000     0.00000000
 X-2                0.00     0.38431%     966.84905745       0.30964114      0.00000000     0.00000000
 X-B                0.00     0.66618%    1000.00000000       0.55515199      0.00000000     0.00000000
 B-1       14,612,000.00     1.92000%    1000.00000000       1.60000000      0.00000000     0.00000000
 B-2        8,350,000.00     2.32000%    1000.00000000       1.93333293      0.00000000     0.00000000
 B-3        4,175,000.00     2.73164%    1000.00000000       2.27636647      0.00000000     0.00000000
 B-4        2,509,000.00     2.73164%    1000.00000000       2.27636509      0.00000000     0.00000000
 B-5        2,088,000.00     2.73164%    1000.00000000       2.27636494      0.00000000     0.00000000
 B-6        3,757,983.00     2.73164%    1000.00000000       2.27636740      0.00000000     0.00000000
 A-R              100.00     2.68422%       0.00000000       0.00000000      0.00000000     0.00000000


            Non-                                     Remaining
         Supported                                     Unpaid
Class     Interest      Realized    Total Interest    Interest    Ending Certificate/
 (5)     Shortfall      Loss (6)     Distribution     Shortfall   Notational Balance
- -----    ----------     ----------  --------------   ----------  --------------------
                                                  
  A      0.00000000     0.00000000    1.29568249     0.00000000      947.08835421
 X-1     0.00000000     0.00000000    0.59557935     0.00000000      860.30199346
 X-2     0.00000000     0.00000000    0.30964114     0.00000000      947.08835421
 X-B     0.00000000     0.00000000    0.55515199     0.00000000     1000.00000000
 B-1     0.00000000     0.00000000    1.60000000     0.00000000     1000.00000000
 B-2     0.00000000     0.00000000    1.93333293     0.00000000     1000.00000000
 B-3     0.00000000     0.00000000    2.27636647     0.00000000     1000.00000000
 B-4     0.00000000     0.00000000    2.27636509     0.00000000     1000.00000000
 B-5     0.00000000     0.00000000    2.27636494     0.00000000     1000.00000000
 B-6     0.00000000     0.00000000    2.27636740     0.00000000     1000.00000000
 A-R     0.00000000     0.00000000    0.00000000     0.00000000        0.00000000


(5)  Per $1 denomination

(6)  Amount does not include excess special hazard, bankruptcy, or fraud
     losses unless otherwise disclosed. Please refer to the prospectus
     supplement for a full description.

                       CERTIFICATEHOLDER ACCOUNT STATEMENT

                               CERTIFICATE ACCOUNT


                                                                          
Beginning Balance                                                                     0.00

Deposits
         Payments of Interest and Principal                                  17,813,709.32
         Liquidations, Insurance Proceeds, Reserve Funds                              0.00
         Proceeds from Repurchased Loans                                              0.00
         Other Amounts (Servicer Advances)                                       98,331.58
         Realized Losses (Gains, Subsequent Expenses & Recoveries)                    0.00
         Prepayment Penalties                                                         0.00
                                                                             -------------
Total Deposits                                                               17,912,040.90

Withdrawals
         Reimbursement for Servicer Advances                                     14,336.50
         Payment of Service Fee                                                 258,365.88
         Payment of Interest and Principal                                   17,639,338.52
                                                                             -------------
Total Withdrawals (Pool Distribution Amount)                                 17,912,040.90

Ending Balance                                                                        0.00
                                                                             =============




                    PREPAYMENT/CURTAILMENT INTEREST SHORTFALL


                                                                        
Total Prepayment/Curtailment Interest Shortfall                             0.00
Servicing Fee Support                                                       0.00
                                                                           -----
Non-Supported Prepayment Curtailment Interest Shortfall                    (0.01)
                                                                           =====


                                 SERVICING FEES


                                                                    
Gross Servicing Fee                                                    253,312.76
Master Servicing Fee                                                     5,053.12
Supported Prepayment/Curtailment Interest Shortfall                          0.00
                                                                       ----------
Net Servicing Fee                                                      258,365.88
                                                                       ==========


                                 OTHER ACCOUNTS



                                      Beginning          Current          Current       Ending
     Account Type                      Balance         Withdrawals       Deposits       Balance
- ---------------------                 ---------        -----------       --------      --------
                                                                           
Class X-1 Sub Account                 4,500.00            0.00             0.00        4,500.00
Class X-2 Sub Account                 4,500.00            0.00             0.00        4,500.00
Class X-B Sub Account                 1,000.00            0.00             0.00        1,000.00




             LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT



              DELINQUENT                            BANKRUPTCY                         FORECLOSURE
- ---------------------------------------  ---------------------------------  ----------------------------------
                                                                            
               No. of        Principal                No. of    Principal                No. of     Principal
                Loans         Balance                 Loans      Balance                 Loans       Balance
0-29 Days             0            0.00  0-29 Days         0          0.00  0-29 Days          0          0.00
30 Days             122   41,670,408.51  30 Days           0          0.00  30 Days            0          0.00
60 Days               0            0.00  60 Days           0          0.00  60 Days            0          0.00
90 Days               0            0.00  90 Days           0          0.00  90 Days            0          0.00
120 Days              0            0.00  120 Days          0          0.00  120 Days           0          0.00
150 Days              0            0.00  150 Days          0          0.00  150 Days           0          0.00
180+ Days             0            0.00  180+ Days         0          0.00  180+ Days          0          0.00
               --------   -------------             --------      --------              --------      --------
                    122   41,670,408.51                    0          0.00                     0          0.00

                No. of       Principal                No. of     Principal               No. of      Principal
                 Loans        Balance                 Loans       Balance                Loans        Balance
0-29 Days      0.000000%       0.000000% 0-29 Days  0.000000%     0.000000% 0-29 Days   0.000000%     0.000000%
30 Days        5.060141%       5.256773% 30 Days    0.000000%     0.000000% 30 Days     0.000000%     0.000000%
60 Days        0.000000%       0.000000% 60 Days    0.000000%     0.000000% 60 Days     0.000000%     0.000000%
90 Days        0.000000%       0.000000% 90 Days    0.000000%     0.000000% 90 Days     0.000000%     0.000000%
120 Days       0.000000%       0.000000% 120 Days   0.000000%     0.000000% 120 Days    0.000000%     0.000000%
150 Days       0.000000%       0.000000% 150 Days   0.000000%     0.000000% 150 Days    0.000000%     0.000000%
180+ Days      0.000000%       0.000000% 180+ Days  0.000000%     0.000000% 180+ Days   0.000000%     0.000000%
               --------     -----------             --------      --------              --------      --------
               5.060141%       5.256773%            0.000000%     0.000000%             0.000000%     0.000000%


                REO                                   TOTAL
- ----------------------------------   -------------------------------------
                                              
              No. of     Principal                 No. of      Principal
               Loans      Balance                  Loans        Balance
0-29 Days           0        0.00    0-29 Days          0             0.00
30 Days             0        0.00    30 Days          122    41,670,408.51
60 Days             0        0.00    60 Days            0             0.00
90 Days             0        0.00    90 Days            0             0.00
120 Days            0        0.00    120 Days           0             0.00
150 Days            0        0.00    150 Days           0             0.00
180+ Days           0        0.00    180+ Days          0             0.00
             --------    --------                --------    -------------
                    0        0.00                     122    41,670,408.51

              No. of     Principal                 No. of      Principal
               Loans      Balance                  Loans        Balance

0-29 Days    0.000000%   0.000000%   0-29 Days   0.000000%        0.000000%
30 Days      0.000000%   0.000000%   30 Days     5.060141%        5.256773%
60 Days      0.000000%   0.000000%   60 Days     0.000000%        0.000000%
90 Days      0.000000%   0.000000%   90 Days     0.000000%        0.000000%
120 Days     0.000000%   0.000000%   120 Days    0.000000%        0.000000%
150 Days     0.000000%   0.000000%   150 Days    0.000000%        0.000000%
180+ Days    0.000000%   0.000000%   180+ Days   0.000000%        0.000000%
             --------    --------                --------    -------------
             0.000000%   0.000000%               5.060141%        5.256773%




                                                                                                           
Current Period Class A Insufficient Funds:    0.00   Principal Balance of Contaminated Properties 0.00  Periodic Advance  98,331.58




                 Original $       Original%       Current $         Current %               Current Class %          Prepayment %
                 ----------       ---------       ---------         ---------               ---------------          ------------
                                                                                                   
Class A        35,491,983.00     4.25052119%    35,491,983.00      4.47735632%                 95.522644%              0.000000%
Class X-1      35,491,983.00     4.25052119%    35,491,983.00      4.47735632%                  0.000000%              0.000000%
Class X-2      35,491,983.00     4.25052119%    35,491,983.00      4.47735632%                  0.000000%              0.000000%
Class B-1      20,879,983.00     2.50058753%    20,879,983.00      2.63403496%                  1.843321%             41.169861%
Class B-2      12,529,983.00     1.50059123%    12,529,983.00      1.58067242%                  1.053363%             23.526440%
Class B-3       8,354,983.00     1.00059307%     8,354,983.00      1.05399115%                  0.526681%             11.763220%
Class B-4       5,845,983.00     0.70011514%     5,845,983.00      0.73747778%                  0.316513%              7.069202%
Class B-5       3,757,983.00     0.45005618%     3,757,983.00      0.47407407%                  0.263404%              5.883019%
Class B-6               0.00     0.00000000%             0.00      0.00000000%                  0.474074%             10.588259%


Please refer to the prospectus supplement for a full description of loss
exposure



                              COLLATERAL STATEMENT



Collateral Description                                               Mixed Arm
                                                              
Weighted Average Gross Coupon                                          3.115115%
Weighted Average Net Coupon                                            2.739140%
Weighted Average Pass-Through Rate                                     2.731640%
Weighted Average Maturity (Stepdown Calculation)                            339

Beginning Scheduled Collateral Loan Count                                 2,451
Number of Loans Paid in Full                                                 40
Ending Scheduled Collateral Loan Count                                    2,411

Beginning Scheduled Collateral Balance                           808,498,440.51
Ending Scheduled Collateral Balance                              792,699,540.90
Ending Actual Collateral Balance at 30-July-2004                 792,699,380.87

Monthly P&I Constant                                               2,098,804.75
Special Servicing Fee                                                      0.00
Prepayment Penalties                                                       0.00
Realization Loss Amount                                                    0.00
Cumulative Realized Loss                                                   0.00

Class A Optimal Amount                                            17,571,293.13

Ending Scheduled Balance for Premium Loans                       792,699,540.90

Scheduled Principal                                                        0.00
Unscheduled Principal                                             15,798,899.61




MISCELLANEOUS REPORTING
                                                              
One-Month Libor Loan Balance                                     104,996,697.47
Six-Month Libor Loan Balance                                     687,702,843.43
Prorata Senior Percentage                                             95.610136%
Senior Percentage                                                    100.000000%
Senior Prepayment Percentage                                         100.000000%
Subordinate Percentage                                                 0.000000%
Subordinate Prepayment Percentage                                      0.000000%