UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D. C. 20549 Form 8-K Current Report Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 26, 2004 BEAR STEARNS ASSET BACKED SECURITIES TRUST Asset-Backed Certificates, Series 2003-SD2 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-91334-11 54-2132831 Pooling and Servicing Agreement) (Commission 54-2132830 (State or other File Number) IRS EIN jurisdiction of Incorporation) c/o Wells Fargo Bank Minnesota, N.A., 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 (Former name or former address, if changed since last report) ITEM 5. Other Events On January 26, 2004 a distribution was made to holders of BEAR STEARNS ASSET BACKED SECURITIES TRUST, Asset-Backed Certificates, Series 2003-SD2 Trust. ITEM 7. Financial Statements and Exhibits (c) Exhibits furnished in accordance with Item 601(a) of Regulation S-K Exhibit Number Description EX-99.1 Monthly report distributed to holders of Asset-Backed Certificates, Series 2003-SD2 Trust, relating to the January 26, 2004 distribution. Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. BEAR STEARNS ASSET BACKED SECURITIES TRUST Asset-Backed Certificates, Series 2003-SD2 Trust By: Wells Fargo Bank Minnesota, N.A. as Securities Administrator By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 2/3/2004 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Asset-Backed Certificates, Series 2003-SD2 Trust, relating to the January 26, 2004 distribution. EX-99.1 Bear Stearns Asset Backed Securities Asset-Backed Certificates Record Date: 12/31/2003 Distribution Date: 1/26/2004 BSA Series: 2003-SD2 Contact: CTSLink Customer Service Wells Fargo Bank Minnesota, N.A. Corporate Trust Services 9062 Old Annapolis Road Columbia, MD 21045-1951 Telephone: (301) 815-6600 Fax: (301) 815-6600 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution <s> <c> <c> <c> <c> <c> <c> I-A 07384YLH7 SEN 6.19774% 40,922,851.24 211,307.72 1,426,441.47 II-A 07384YLJ3 SEN 5.08343% 97,964,611.34 414,898.92 2,513,631.76 III-A 07384YLK0 SEN 4.82168% 25,728,907.92 103,356.04 486,298.38 B-1 07384YLL8 SUB 5.32323% 7,877,590.46 34,936.95 10,760.21 B-2 07384YLM6 SUB 5.32323% 6,530,201.05 28,961.30 8,919.78 B-3 07384YLN4 SUB 5.32323% 5,182,512.44 22,984.33 7,078.93 B-4 07384YMH6 SUB 5.32323% 3,835,123.04 17,008.69 5,238.50 B-5 07384YMJ2 SUB 5.32323% 2,591,355.95 11,492.61 3,539.60 B-6 07384YMK9 SUB 5.32323% 6,426,545.81 28,501.59 8,778.19 R-I 07384YLP9 RES 0.00000% 0.00 0.00 0.00 R-II 07384YLQ7 RES 0.00000% 0.00 0.00 0.00 Totals 197,059,699.25 873,448.15 4,470,686.82 Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses <s> <c> <c> <c> <c> I-A 0.00 39,496,409.77 1,637,749.19 0.00 II-A 0.00 95,450,979.58 2,928,530.68 0.00 III-A 0.00 25,242,609.55 589,654.42 0.00 B-1 0.00 7,866,830.24 45,697.16 0.00 B-2 0.00 6,521,281.27 37,881.08 0.00 B-3 0.00 5,175,433.51 30,063.26 0.00 B-4 0.00 3,829,884.54 22,247.19 0.00 B-5 0.00 2,587,816.35 15,032.21 0.00 B-6 0.00 6,417,767.62 37,279.78 0.00 R-I 0.00 0.00 0.00 0.00 R-II 0.00 0.00 0.00 0.00 Totals 0.00 192,589,012.43 5,344,134.97 0.00 <FN> All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee. </FN> Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) <s> <c> <c> <c> <c> <c> <c> I-A 44,326,300.00 40,922,851.24 56,465.61 1,369,975.86 0.00 0.00 II-A 102,857,300.00 97,964,611.34 98,030.38 2,415,601.38 0.00 0.00 III-A 28,146,100.00 25,728,907.92 69,035.66 417,262.72 0.00 0.00 B-1 7,898,700.00 7,877,590.46 10,760.21 0.00 0.00 0.00 B-2 6,547,700.00 6,530,201.05 8,919.78 0.00 0.00 0.00 B-3 5,196,400.00 5,182,512.44 7,078.93 0.00 0.00 0.00 B-4 3,845,400.00 3,835,123.04 5,238.50 0.00 0.00 0.00 B-5 2,598,300.00 2,591,355.95 3,539.60 0.00 0.00 0.00 B-6 6,443,767.00 6,426,545.81 8,778.19 0.00 0.00 0.00 R-I 50.00 0.00 0.00 0.00 0.00 0.00 R-II 50.00 0.00 0.00 0.00 0.00 0.00 Totals 207,860,067.00 197,059,699.25 267,846.86 4,202,839.96 0.00 0.00 <FN> (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. </FN> Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution <s> <c> <c> <c> <c> I-A 1,426,441.47 39,496,409.77 0.89103782 1,426,441.47 II-A 2,513,631.76 95,450,979.58 0.92799422 2,513,631.76 III-A 486,298.38 25,242,609.55 0.89684218 486,298.38 B-1 10,760.21 7,866,830.24 0.99596519 10,760.21 B-2 8,919.78 6,521,281.27 0.99596519 8,919.78 B-3 7,078.93 5,175,433.51 0.99596519 7,078.93 B-4 5,238.50 3,829,884.54 0.99596519 5,238.50 B-5 3,539.60 2,587,816.35 0.99596519 3,539.60 B-6 8,778.19 6,417,767.62 0.99596519 8,778.19 R-I 0.00 0.00 0.00000000 0.00 R-II 0.00 0.00 0.00000000 0.00 Totals 4,470,686.82 192,589,012.43 0.92653204 4,470,686.82 Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion <s> <c> <c> <c> <c> <c> I-A 44,326,300.00 923.21829794 1.27386247 30.90661436 0.00000000 II-A 102,857,300.00 952.43226626 0.95307168 23.48497754 0.00000000 III-A 28,146,100.00 914.11982193 2.45276113 14.82488586 0.00000000 B-1 7,898,700.00 997.32746655 1.36227607 0.00000000 0.00000000 B-2 6,547,700.00 997.32746613 1.36227683 0.00000000 0.00000000 B-3 5,196,400.00 997.32746517 1.36227581 0.00000000 0.00000000 B-4 3,845,400.00 997.32746658 1.36227701 0.00000000 0.00000000 B-5 2,598,300.00 997.32746411 1.36227533 0.00000000 0.00000000 B-6 6,443,767.00 997.32746544 1.36227613 0.00000000 0.00000000 R-I 50.00 0.00000000 0.00000000 0.00000000 0.00000000 R-II 50.00 0.00000000 0.00000000 0.00000000 0.00000000 <FN> ALL CLASSES ARE PER $1,000 DENOMINATION </FN> Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution <s> <c> <c> <c> <c> <c> I-A 0.00000000 32.18047683 891.03782111 0.89103782 32.18047683 II-A 0.00000000 24.43804922 927.99421704 0.92799422 24.43804922 III-A 0.00000000 17.27764699 896.84217529 0.89684218 17.27764699 B-1 0.00000000 1.36227607 995.96518921 0.99596519 1.36227607 B-2 0.00000000 1.36227683 995.96518930 0.99596519 1.36227683 B-3 0.00000000 1.36227581 995.96518936 0.99596519 1.36227581 B-4 0.00000000 1.36227701 995.96518958 0.99596519 1.36227701 B-5 0.00000000 1.36227533 995.96518878 0.99596519 1.36227533 B-6 0.00000000 1.36227613 995.96518931 0.99596519 1.36227613 R-I 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-II 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 <FN> (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. </FN> Interest Distribution Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall <s> <c> <c> <c> <c> <c> <c> I-A 44,326,300.00 6.19774% 40,922,851.24 211,357.67 0.00 0.00 II-A 102,857,300.00 5.08343% 97,964,611.34 414,997.00 0.00 0.00 III-A 28,146,100.00 4.82168% 25,728,907.92 103,380.47 0.00 0.00 B-1 7,898,700.00 5.32323% 7,877,590.46 34,945.20 0.00 0.00 B-2 6,547,700.00 5.32323% 6,530,201.05 28,968.15 0.00 0.00 B-3 5,196,400.00 5.32323% 5,182,512.44 22,989.77 0.00 0.00 B-4 3,845,400.00 5.32323% 3,835,123.04 17,012.71 0.00 0.00 B-5 2,598,300.00 5.32323% 2,591,355.95 11,495.33 0.00 0.00 B-6 6,443,767.00 5.32323% 6,426,545.81 28,508.33 0.00 0.00 R-I 50.00 0.00000% 0.00 0.00 0.00 0.00 R-II 50.00 0.00000% 0.00 0.00 0.00 0.00 Totals 207,860,067.00 873,654.63 0.00 0.00 Interest Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance <s> <c> <c> <c> <c> <c> I-A 49.95 0.00 211,307.72 0.00 39,496,409.77 II-A 98.08 0.00 414,898.92 0.00 95,450,979.58 III-A 24.43 0.00 103,356.04 0.00 25,242,609.55 B-1 8.26 0.00 34,936.95 0.00 7,866,830.24 B-2 6.85 0.00 28,961.30 0.00 6,521,281.27 B-3 5.43 0.00 22,984.33 0.00 5,175,433.51 B-4 4.02 0.00 17,008.69 0.00 3,829,884.54 B-5 2.72 0.00 11,492.61 0.00 2,587,816.35 B-6 6.74 0.00 28,501.59 0.00 6,417,767.62 R-I 0.00 0.00 0.00 0.00 0.00 R-II 0.00 0.00 0.00 0.00 0.00 Totals 206.48 0.00 873,448.15 0.00 <FN> (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. </FN> Interest Distribution Factors Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall <s> <c> <c> <c> <c> <c> <c> I-A 44,326,300.00 6.19774% 923.21829794 4.76822270 0.00000000 0.00000000 II-A 102,857,300.00 5.08343% 952.43226626 4.03468689 0.00000000 0.00000000 III-A 28,146,100.00 4.82168% 914.11982193 3.67299448 0.00000000 0.00000000 B-1 7,898,700.00 5.32323% 997.32746655 4.42417107 0.00000000 0.00000000 B-2 6,547,700.00 5.32323% 997.32746613 4.42417185 0.00000000 0.00000000 B-3 5,196,400.00 5.32323% 997.32746517 4.42417250 0.00000000 0.00000000 B-4 3,845,400.00 5.32323% 997.32746658 4.42417174 0.00000000 0.00000000 B-5 2,598,300.00 5.32323% 997.32746411 4.42417350 0.00000000 0.00000000 B-6 6,443,767.00 5.32323% 997.32746544 4.42417145 0.00000000 0.00000000 R-I 50.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R-II 50.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 <FN> ALL CLASSES ARE PER $1,000 DENOMINATION </FN> Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance <s> <c> <c> <c> <c> <c> I-A 0.00112687 0.00000000 4.76709583 0.00000000 891.03782111 II-A 0.00095355 0.00000000 4.03373334 0.00000000 927.99421704 III-A 0.00086797 0.00000000 3.67212651 0.00000000 896.84217529 B-1 0.00104574 0.00000000 4.42312659 0.00000000 995.96518921 B-2 0.00104617 0.00000000 4.42312568 0.00000000 995.96518930 B-3 0.00104495 0.00000000 4.42312563 0.00000000 995.96518936 B-4 0.00104540 0.00000000 4.42312633 0.00000000 995.96518958 B-5 0.00104684 0.00000000 4.42312666 0.00000000 995.96518878 B-6 0.00104597 0.00000000 4.42312548 0.00000000 995.96518931 R-I 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-II 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 <FN> (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. </FN> CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT <s> <c> Beginning Balance 0.00 Deposits Payments of Interest and Principal 5,410,353.28 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 116,558.26 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 5,526,911.54 Withdrawals Reimbursement for Servicer Advances 124,376.18 Payment of Service Fee 58,400.39 Payment of Interest and Principal 5,344,134.97 Total Withdrawals (Pool Distribution Amount) 5,526,911.54 Ending Balance 0.00 PREPAYMENT/CURTAILMENT INTEREST SHORTFALL <s> <c> Total Prepayment/Curtailment Interest Shortfall 206.34 Servicing Fee Support 0.00 Non-Supported Prepayment/Curtailment Interest Shortfall 206.34 SERVICING FEES <s> <c> Gross Servicing Fee 56,758.20 Master Servicing Fee 1,642.19 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee 58,400.39 LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT DELINQUENCY STATUS DELINQUENT BANKRUPTCY FORECLOSURE REO Total <s> <c> <c> <c> <c> <c> No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 10 1 0 11 1,590,669.87 106,447.21 0.00 1,697,117.08 30 Days 48 1 0 0 49 8,079,557.09 106,795.87 0.00 0.00 8,186,352.96 60 Days 25 1 5 0 31 3,544,033.49 109,125.91 536,487.23 0.00 4,189,646.63 90 Days 8 1 6 0 15 1,035,208.39 168,615.84 624,737.72 0.00 1,828,561.95 120 Days 7 1 8 0 16 672,242.95 47,605.60 912,164.64 0.00 1,632,013.19 150 Days 4 2 4 0 10 617,783.67 151,887.86 581,819.58 0.00 1,351,491.11 180+ Days 1 0 0 0 1 594,903.92 0.00 0.00 0.00 594,903.92 Totals 93 16 24 0 133 14,543,729.51 2,174,700.95 2,761,656.38 0.00 19,480,086.84 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0.938086% 0.093809% 0.000000% 1.031895% 0.824612% 0.055183% 0.000000% 0.879795% 30 Days 4.502814% 0.093809% 0.000000% 0.000000% 4.596623% 4.188488% 0.055364% 0.000000% 0.000000% 4.243852% 60 Days 2.345216% 0.093809% 0.469043% 0.000000% 2.908068% 1.837247% 0.056571% 0.278118% 0.000000% 2.171936% 90 Days 0.750469% 0.093809% 0.562852% 0.000000% 1.407129% 0.536658% 0.087411% 0.323868% 0.000000% 0.947937% 120 Days 0.656660% 0.093809% 0.750469% 0.000000% 1.500938% 0.348495% 0.024679% 0.472871% 0.000000% 0.846045% 150 Days 0.375235% 0.187617% 0.375235% 0.000000% 0.938086% 0.320263% 0.078740% 0.301619% 0.000000% 0.700621% 180+ Days 0.093809% 0.000000% 0.000000% 0.000000% 0.093809% 0.308402% 0.000000% 0.000000% 0.000000% 0.308402% Totals 8.724203% 1.500938% 2.251407% 0.000000% 12.476548% 7.539552% 1.127377% 1.431658% 0.000000% 10.098587% Delinquency Status By Groups DELINQUENT BANKRUPTCY FORECLOSURE REO Total <s> Group 1 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 6 0 0 6 1,164,571.79 0.00 0.00 1,164,571.79 30 Days 29 1 0 0 30 3,719,558.86 106,795.87 0.00 0.00 3,826,354.73 60 Days 14 1 2 0 17 2,177,119.83 109,125.91 194,047.04 0.00 2,480,292.78 90 Days 7 1 4 0 12 890,437.64 168,615.84 408,868.70 0.00 1,467,922.18 120 Days 5 1 6 0 12 443,772.55 47,605.60 709,948.69 0.00 1,201,326.84 150 Days 4 2 1 0 7 617,783.67 151,887.86 71,663.52 0.00 841,335.05 180 Days 1 0 0 0 1 594,903.92 0.00 0.00 0.00 594,903.92 Totals 60 12 13 0 85 8,443,576.47 1,748,602.87 1,384,527.95 0.00 11,576,707.29 0-29 Days 1.892744% 0.000000% 0.000000% 1.892744% 2.436443% 0.000000% 0.000000% 2.436443% 30 Days 9.148265% 0.315457% 0.000000% 0.000000% 9.463722% 7.781825% 0.223432% 0.000000% 0.000000% 8.005257% 60 Days 4.416404% 0.315457% 0.630915% 0.000000% 5.362776% 4.554832% 0.228306% 0.405973% 0.000000% 5.189111% 90 Days 2.208202% 0.315457% 1.261830% 0.000000% 3.785489% 1.862917% 0.352767% 0.855409% 0.000000% 3.071094% 120 Days 1.577287% 0.315457% 1.892744% 0.000000% 3.785489% 0.928433% 0.099597% 1.485310% 0.000000% 2.513340% 150 Days 1.261830% 0.630915% 0.315457% 0.000000% 2.208202% 1.292488% 0.317770% 0.149930% 0.000000% 1.760188% 180 Days 0.315457% 0.000000% 0.000000% 0.000000% 0.315457% 1.244620% 0.000000% 0.000000% 0.000000% 1.244620% Totals 18.927445% 3.785489% 4.100946% 0.000000% 26.813880% 17.665115% 3.658316% 2.896622% 0.000000% 24.220053% <caption> DELINQUENT BANKRUPTCY FORECLOSURE REO Total <s> Group 2 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 1 0 1 0.00 106,447.21 0.00 106,447.21 30 Days 10 0 0 0 10 3,216,639.33 0.00 0.00 0.00 3,216,639.33 60 Days 4 0 0 0 4 626,889.10 0.00 0.00 0.00 626,889.10 90 Days 0 0 2 0 2 0.00 0.00 215,869.02 0.00 215,869.02 120 Days 0 0 2 0 2 0.00 0.00 202,215.95 0.00 202,215.95 150 Days 0 0 3 0 3 0.00 0.00 510,156.06 0.00 510,156.06 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 14 0 8 0 22 3,843,528.43 0.00 1,034,688.24 0.00 4,878,216.67 0-29 Days 0.000000% 0.197239% 0.000000% 0.197239% 0.000000% 0.092893% 0.000000% 0.092893% 30 Days 1.972387% 0.000000% 0.000000% 0.000000% 1.972387% 2.807056% 0.000000% 0.000000% 0.000000% 2.807056% 60 Days 0.788955% 0.000000% 0.000000% 0.000000% 0.788955% 0.547066% 0.000000% 0.000000% 0.000000% 0.547066% 90 Days 0.000000% 0.000000% 0.394477% 0.000000% 0.394477% 0.000000% 0.000000% 0.188382% 0.000000% 0.188382% 120 Days 0.000000% 0.000000% 0.394477% 0.000000% 0.394477% 0.000000% 0.000000% 0.176467% 0.000000% 0.176467% 150 Days 0.000000% 0.000000% 0.591716% 0.000000% 0.591716% 0.000000% 0.000000% 0.445196% 0.000000% 0.445196% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 2.761341% 0.000000% 1.577909% 0.000000% 4.339250% 3.354121% 0.000000% 0.902938% 0.000000% 4.257060% <caption> DELINQUENT BANKRUPTCY FORECLOSURE REO Total <s> Group 3 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 4 0 0 4 426,098.08 0.00 0.00 426,098.08 30 Days 9 0 0 0 9 1,143,358.90 0.00 0.00 0.00 1,143,358.90 60 Days 7 0 3 0 10 740,024.56 0.00 342,440.19 0.00 1,082,464.75 90 Days 1 0 0 0 1 144,770.75 0.00 0.00 0.00 144,770.75 120 Days 2 0 0 0 2 228,470.40 0.00 0.00 0.00 228,470.40 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 19 4 3 0 26 2,256,624.61 426,098.08 342,440.19 0.00 3,025,162.88 0-29 Days 1.652893% 0.000000% 0.000000% 1.652893% 1.396590% 0.000000% 0.000000% 1.396590% 30 Days 3.719008% 0.000000% 0.000000% 0.000000% 3.719008% 3.747504% 0.000000% 0.000000% 0.000000% 3.747504% 60 Days 2.892562% 0.000000% 1.239669% 0.000000% 4.132231% 2.425524% 0.000000% 1.122391% 0.000000% 3.547915% 90 Days 0.413223% 0.000000% 0.000000% 0.000000% 0.413223% 0.474504% 0.000000% 0.000000% 0.000000% 0.474504% 120 Days 0.826446% 0.000000% 0.000000% 0.000000% 0.826446% 0.748841% 0.000000% 0.000000% 0.000000% 0.748841% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 7.851240% 1.652893% 1.239669% 0.000000% 10.743802% 7.396373% 1.396590% 1.122391% 0.000000% 9.915354% OTHER INFORMATION <s> <c> Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 116,558.26 SUBORDINATION LEVEL/CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% <s> <c> <c> <c> <c> <c> <c> <c> Class A 163,533,767.00 78.67493230% 153,092,602.66 79.49186728% 20.508132% 0.000000% Class 2A 60,676,467.00 29.19101676% 57,641,623.08 29.92986057% 49.562007% 294.610759% Class 3A 32,530,367.00 15.65012822% 32,399,013.53 16.82287739% 13.106983% 77.911661% Class B-1 24,631,667.00 11.85011982% 24,532,183.29 12.73810115% 4.084776% 24.281080% Class B-2 18,083,967.00 8.70006792% 18,010,902.02 9.35198833% 3.386113% 20.128024% Class B-3 12,887,567.00 6.20011683% 12,835,468.51 6.66469406% 2.687294% 15.974047% Class B-4 9,042,167.00 4.35012224% 9,005,583.97 4.67606320% 1.988631% 11.820991% Class B-5 6,443,867.00 3.10009859% 6,417,767.62 3.33236435% 1.343699% 7.987331% Class B-6 100.00 0.00004811% 0.00 0.00000000% 3.332364% 19.808528% Class R-I 50.00 0.00002405% 0.00 0.00000000% 0.000000% 0.000000% Class R-II 0.00 0.00000000% 0.00 0.00000000% 0.000000% 0.000000% <FN> Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure </FN> COLLATERAL STATEMENT Collateral Description Mixed ARM Weighted Average Gross Coupon 5.675772% Weighted Average Net Coupon 5.330142% Weighted Average Pass-Through Rate 5.320142% Weighted Average Maturity(Stepdown Calculation ) 328 Beginning Scheduled Collateral Loan Count 1,088 Number Of Loans Paid In Full 22 Ending Scheduled Collateral Loan Count 1,066 Beginning Scheduled Collateral Balance 197,059,699.75 Ending Scheduled Collateral Balance 192,589,013.06 Ending Actual Collateral Balance at 31-Dec-2003 192,899,133.27 Monthly P &I Constant 1,199,901.78 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 5,156,106.76 Ending Scheduled Balance for Premium Loans 192,589,013.06 Scheduled Principal 267,846.87 Unscheduled Principal 4,202,839.89 Miscellaneous Reporting Senior Percentage 83.536294% Senior Percentage Group 1 83.303572% Senior Percentage Group 2 83.722562% Senior Percentage Group 3 83.201180% Senior Prepay Percentage Group 1 100.000000% Senior Prepay Percentage Group 2 100.000000% Senior Prepay Percentage Group 3 100.000000% Subordinate Percentage 16.463706% Subordinate Percentage Group 1 16.696428% Subordinate Percentage Group 2 16.277438% Subordinate Percentage Group 3 16.798820% Subordinate Prepay Percentage 0.000000% Subordinate Prepay Percent Group1 0.000000% Subordinate Prepay Percent Group 2 0.000000% Subordinate Prepay Percent Group 3 0.000000% Subordination Doubling Test passed? NO Delinquency Test passed? YES Realized Loss Test passed? YES Group Level Collateral Statement Group Group 1 Group 2 Group 3 Collateral Description Mixed ARM Mixed ARM Mixed ARM Weighted Average Coupon Rate 6.592856 5.390006 5.300207 Weighted Average Net Rate 6.207740 5.093432 4.831680 Weighted Average Maturity 326 348 256 Beginning Loan Count 325 516 247 Loans Paid In Full 8 9 5 Ending Loan Count 317 507 242 Beginning Scheduled Balance 49,124,965.65 117,011,004.57 30,923,729.53 Ending scheduled Balance 47,687,206.99 114,478,313.63 30,423,492.44 Record Date 12/31/2003 12/31/2003 12/31/2003 Principal And Interest Constant 337,677.71 642,664.55 219,559.52 Scheduled Principal 67,782.94 117,089.56 82,974.37 Unscheduled Principal 1,369,975.79 2,415,601.38 417,262.72 Scheduled Interest 269,894.84 525,574.99 136,585.15 Servicing Fees 15,765.66 28,918.69 12,073.85 Master Servicing Fees 409.39 975.10 257.70 Trustee Fee 0.00 0.00 0.00 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 0.00 0.00 0.00 Pool Insurance Fee 0.00 0.00 0.00 Spread Fee 1 0.00 0.00 0.00 Spread Fee 2 0.00 0.00 0.00 Spread Fee 3 0.00 0.00 0.00 Net Interest 253,719.79 495,681.20 124,253.60 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 0.0000 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 6.197740 5.083432 4.821680 Group Level Collateral Statement Group Total Collateral Description Mixed ARM Weighted Average Coupon Rate 5.675772 Weighted Average Net Rate 5.330142 Weighted Average Maturity 328 Beginning Loan Count 1,088 Loans Paid In Full 22 Ending Loan Count 1,066 Beginning Scheduled Balance 197,059,699.75 Ending scheduled Balance 192,589,013.06 Record Date 12/31/2003 Principal And Interest Constant 1,199,901.78 Scheduled Principal 267,846.87 Unscheduled Principal 4,202,839.89 Scheduled Interest 932,054.98 Servicing Fees 56,758.20 Master Servicing Fees 1,642.19 Trustee Fee 0.00 FRY Amount 0.00 Special Hazard Fee 0.00 Other Fee 0.00 Pool Insurance Fee 0.00 Spread Fee 1 0.00 Spread Fee 2 0.00 Spread Fee 3 0.00 Net Interest 873,654.59 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Percentage of Cumulative Losses 0.0000 Prepayment Penalties 0.00 Special Servicing Fee 0.00 Pass-Through Rate 5.320142