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: NOVEMBER 30, 2004 DISTRIBUTION DATE: DECEMBER 20, 2004 CERTIFICATEHOLDER DISTRIBUTION SUMMARY Certificate Beginning Class Certificate Pass- Certificate Interest Class CUSIP Description Through Rate Balance Distribution - ------ --------- ----------- ----------------- -------------- ------------ A 81744FBF3 SEN 2.46125% 705,018,952.25 1,446,023.25 X-1 81744FBG1 SEN 0.80000% 0.00 409,314.43 X-2 81744FBH9 SEN 0.24127% 0.00 141,748.33 X-B 81744FBJ5 SEN 0.61375% 0.00 11,744.03 B-1 81744FBK2 SUB 2.64000% 14,612,000.00 32,146.40 B-2 81744FBL0 SUB 3.04000% 8,350,000.00 21,153.33 B-3 81744FBM8 SUB 3.39920% 4,175,000.00 11,826.40 B-4 81744FBN6 SUB 3.39920% 2,509,000.00 7,107.17 B-5 81744FBP1 SUB 3.39920% 2,088,000.00 5,914.61 B-6 81744FBQ9 SUB 3.39920% 3,757,983.00 10,645.13 A-R 81744FBR7 RES 2.78061% 0.00 0.00 -------------- ------------ Totals 740,510,935.25 2,097,623.08 -------------- ------------ Principal Current Ending Certificate Total Cumulative Class Distribution Realized Loss Balance Distribution Realized Loss - ------ ------------- ------------- ------------------ ------------- ------------- A 19,874,565.00 0.00 685,144,387.25 21,320,588.25 0.00 X-1 0.00 0.00 0.00 409,314.43 0.00 X-2 0.00 0.00 0.00 141,748.33 0.00 X-B 0.00 0.00 0.00 11,744.03 0.00 B-1 0.00 0.00 14,612,000.00 32,146.40 0.00 B-2 0.00 0.00 8,350,000.00 21,153.33 0.00 B-3 0.00 0.00 4,175,000.00 11,826.40 0.00 B-4 0.00 0.00 2,509,000.00 7,107.17 0.00 B-5 0.00 0.00 2,088,000.00 5,914.61 0.00 B-6 0.00 0.00 3,757,983.00 10,645.13 0.00 A-R 0.00 0.00 0.00 0.00 0.00 ------------- ---- -------------- ------------- ---- Totals 19,874,565.00 0.00 720,636,370.25 21,972,188.08 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 799,511,000.00 705,018,952.25 0.00 19,874,565.00 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 835,003,083.00 740,510,935.25 0.00 19,874,565.00 0.00 0.00 -------------- -------------- ---- ------------- ---- ---- Total Principal Ending Certificate Ending Certificate Total Principal Class Reduction Balance Percentage Distribution - ------ --------------- ------------------ ------------------ --------------- A 19,874,565.00 685,144,387.25 0.85695430 19,874,565.00 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 19,874,565.00 720,636,370.25 0.86303438 19,874,565.00 ------------- -------------- ---------- ------------- (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 799,511,000.00 881.81269832 0.00000000 24.85840095 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 24.85840095 856.95429738 0.85695430 24.85840095 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 Non- Certificate/ Current Unpaid Current Supported Original Face Current Notional Accrued Interest Interest Interest Realized Class Amount Certificate Rate Balance Interest Shortfall Shortfall Shortfall Loss (4) - ------ -------------- ---------------- -------------- ------------ ---------- --------- --------- -------- A 799,511,000.00 2.46125% 705,018,952.25 1,446,023.25 0.00 0.00 0.00 0.00 X-1 0.00 0.80000% 613,971,643.15 409,314.43 0.00 0.00 0.00 0.00 X-2 0.00 0.24127% 705,018,952.25 141,748.33 0.00 0.00 0.00 0.00 X-B 0.00 0.61375% 22,962,000.00 11,744.03 0.00 0.00 0.00 0.00 B-1 14,612,000.00 2.64000% 14,612,000.00 32,146.40 0.00 0.00 0.00 0.00 B-2 8,350,000.00 3.04000% 8,350,000.00 21,153.33 0.00 0.00 0.00 0.00 B-3 4,175,000.00 3.39920% 4,175,000.00 11,826.40 0.00 0.00 0.00 0.00 B-4 2,509,000.00 3.39920% 2,509,000.00 7,107.17 0.00 0.00 0.00 0.00 B-5 2,088,000.00 3.39920% 2,088,000.00 5,914.61 0.00 0.00 0.00 0.00 B-6 3,757,983.00 3.39920% 3,757,983.00 10,645.13 0.00 0.00 0.00 0.00 A-R 100.00 2.78061% 0.00 0.00 0.00 0.00 0.00 0.00 -------------- ------------ ---- ---- ---- ---- Totals 835,003,083.00 2,097,623.08 0.00 0.00 0.00 0.00 -------------- ------------ ---- ---- ---- ---- Remaining Ending Unpaid Certificate/ Total Interest Interest Notational Class Distribution Shortfall Balance - ------ -------------- --------- -------------- A 1,446,023.25 0.00 685,144,387.25 X-1 409,314.43 0.00 591,070,494.30 X-2 141,748.33 0.00 685,144,387.25 X-B 11,744.03 0.00 22,962,000.00 B-1 32,146.40 0.00 14,612,000.00 B-2 21,153.33 0.00 8,350,000.00 B-3 11,826.40 0.00 4,175,000.00 B-4 7,107.17 0.00 2,509,000.00 B-5 5,914.61 0.00 2,088,000.00 B-6 10,645.13 0.00 3,757,983.00 A-R 0.00 0.00 0.00 ------------ ---- Totals 2,097,623.08 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 Non- Current Beginning Unpaid Current Supported Class Original Face Certificate Certificate/ Current Accrued Interest Interest Interest Realized (5) Amount Rate Notional Balance Interest Shortfall Shortfall Shortfall Loss (6) - ----- -------------- ----------- ---------------- --------------- ---------- ---------- ---------- ---------- A 799,511,000.00 2.46125% 881.81269832 1.80863459 0.00000000 0.00000000 0.00000000 0.00000000 X-1 0.00 0.80000% 767.93395357 0.51195597 0.00000000 0.00000000 0.00000000 0.00000000 X-2 0.00 0.24127% 881.81269832 0.17729378 0.00000000 0.00000000 0.00000000 0.00000000 X-B 0.00 0.61375% 1000.00000000 0.51145501 0.00000000 0.00000000 0.00000000 0.00000000 B-1 14,612,000.00 2.64000% 1000.00000000 2.20000000 0.00000000 0.00000000 0.00000000 0.00000000 B-2 8,350,000.00 3.04000% 1000.00000000 2.53333293 0.00000000 0.00000000 0.00000000 0.00000000 B-3 4,175,000.00 3.39920% 1000.00000000 2.83267066 0.00000000 0.00000000 0.00000000 0.00000000 B-4 2,509,000.00 3.39920% 1000.00000000 2.83267039 0.00000000 0.00000000 0.00000000 0.00000000 B-5 2,088,000.00 3.39920% 1000.00000000 2.83266762 0.00000000 0.00000000 0.00000000 0.00000000 B-6 3,757,983.00 3.39920% 1000.00000000 2.83267114 0.00000000 0.00000000 0.00000000 0.00000000 A-R 100.00 2.78061% 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 Remaining Unpaid Class Total Interest Interest Ending Certificate/ (5) Distribution Shortfall Notational Balance - ----- -------------- ---------- ------------------- A 1.80863459 0.00000000 856.95429738 X-1 0.51195597 0.00000000 739.29000889 X-2 0.17729378 0.00000000 856.95429738 X-B 0.51145501 0.00000000 1000.00000000 B-1 2.20000000 0.00000000 1000.00000000 B-2 2.53333293 0.00000000 1000.00000000 B-3 2.83267066 0.00000000 1000.00000000 B-4 2.83267039 0.00000000 1000.00000000 B-5 2.83266762 0.00000000 1000.00000000 B-6 2.83267114 0.00000000 1000.00000000 A-R 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 22,215,244.61 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 31,669.78 Realized Losses (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 ------------- Total Deposits 22,246,914.39 Withdrawals Reimbursement for Servicer Advances 38,115.81 Payment of Service Fee 236,610.49 Payment of Interest and Principal 21,972,188.09 ------------- Total Withdrawals (Pool Distribution Amount) 22,246,914.39 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 0.00 =========== SERVICING FEES Gross Servicing Fee 231,982.26 Master Servicing Fee 4,628.23 Supported Prepayment/Curtailment Interest Shortfall 0.00 ----------- Net Servicing Fee 236,610.49 =========== 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 32 9,883,257.52 30 Days 0 0.00 30 Days 0 0.00 60 Days 1 407,899.73 60 Days 0 0.00 60 Days 0 0.00 90 Days 1 138,400.00 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 2 312,548.71 150 Days 0 0.00 150 Days 0 0.00 180+ Days 0 0.00 180+ Days 0 0.00 180+ Days 0 0.00 ---- ------------- - ---- - ---- 36 10,742,105.96 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 1.423488% 1.371460% 30 Days 0.000000% 0.000000% 30 Days 0.000000% 0.000000% 60 Days 0.044484% 0.056603% 60 Days 0.000000% 0.000000% 60 Days 0.000000% 0.000000% 90 Days 0.044484% 0.019205% 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 0.088968% 0.043371% 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% -------- -------- -------- -------- -------- -------- 1.601423% 1.490639% 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 32 9,883,257.52 60 Days 0 0.00 60 Days 1 407,899.73 90 Days 0 0.00 90 Days 1 138,400.00 120 Days 0 0.00 120 Days 0 0.00 150 Days 0 0.00 150 Days 2 312,548.71 180+ Days 0 0.00 180+ Days 0 0.00 - ---- --- -------------- 0 0.00 36 10,742,105.96 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 1.423488% 1.371460% 60 Days 0.000000% 0.000000% 60 Days 0.044484% 0.056603% 90 Days 0.000000% 0.000000% 90 Days 0.044484% 0.019205% 120 Days 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 150 Days 0.088968% 0.043371% 180+ Days 0.000000% 0.000000% 180+ Days 0.000000% 0.000000% -------- -------- -------- -------- 0.000000% 0.000000% 1.601423% 1.490639% Current Period Class A Insufficient Funds: 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 31,669.78 Original $ Original% Current $ Current % Current Class % Prepayment % ------------- ----------- ------------- ----------- --------------- ------------ Class A 35,491,983.00 4.25052119% 35,491,983.00 4.92508905% 95.074911% 0.000000% Class X-1 35,491,983.00 4.25052119% 35,491,983.00 4.92508905% 0.000000% 0.000000% Class X-2 35,491,983.00 4.25052119% 35,491,983.00 4.92508905% 0.000000% 0.000000% Class B-1 20,879,983.00 2.50058753% 20,879,983.00 2.89743674% 2.027652% 41.169861% Class B-2 12,529,983.00 1.50059123% 12,529,983.00 1.73873863% 1.158698% 23.526440% Class B-3 8,354,983.00 1.00059307% 8,354,983.00 1.15938958% 0.579349% 11.763220% Class B-4 5,845,983.00 0.70011514% 5,845,983.00 0.81122508% 0.348164% 7.069202% Class B-5 3,757,983.00 0.45005618% 3,757,983.00 0.52148117% 0.289744% 5.883019% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.521481% 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 3.782632% Weighted Average Net Coupon 3.406704% Weighted Average Pass-Through Rate 3.399204% Weighted Average Maturity (Stepdown Calculation) 335 Beginning Scheduled Collateral Loan Count 2,291 Number of Loans Paid in Full 43 Ending Scheduled Collateral Loan Count 2,248 Beginning Scheduled Collateral Balance 740,510,935.99 Ending Scheduled Collateral Balance 720,636,370.99 Ending Actual Collateral Balance at 30-Nov-2004 720,637,864.91 Monthly P&I Constant 2,334,233.53 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realization Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 21,883,395.04 Ending Scheduled Balance for Premium Loans 720,636,370.99 Scheduled Principal 0.00 Unscheduled Principal 19,874,565.00 MISCELLANEOUS REPORTING One-Month Libor Loan Balance 99,396,193.42 Six-Month Libor Loan Balance 621,240,177.57 Prorata Senior Percentage 95.207095% Senior Percentage 100.000000% Senior Prepayment Percentage 100.000000% Subordinate Percentage 0.000000% Subordinate Prepayment Percentage 0.000000%