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): April 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, 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 April 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 April 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, N.A. as Securities Administrator By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 5/4/04 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 April 26, 2004 distribution. EX-99.1 Bear Stearns Asset Backed Securities Asset-Backed Certificates Record Date: 3/31/04 Distribution Date: 4/26/04 BSA Series: 2003-SD2 Contact: Customer Service - CTSLink Wells Fargo Bank, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 815-6660 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 6.10337% 37,773,135.67 192,119.33 1,025,939.88 II-A 07384YLJ3 SEN 5.09016% 87,834,817.93 372,577.85 3,538,343.28 III-A 07384YLK0 SEN 4.81409% 23,558,944.24 94,512.37 630,582.41 B-1 07384YLL8 SUB 5.30227% 7,845,092.55 34,663.99 11,045.29 B-2 07384YLM6 SUB 5.30227% 6,503,261.61 28,735.03 9,156.10 B-3 07384YLN4 SUB 5.30227% 5,161,132.71 22,804.76 7,266.48 B-4 07384YMH6 SUB 5.30227% 3,819,301.77 16,875.80 5,377.28 B-5 07384YMJ2 SUB 5.30227% 2,580,665.68 11,402.82 3,633.38 B-6 07384YMK9 SUB 5.30227% 6,400,033.99 28,278.91 9,010.76 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 181,476,386.15 801,970.86 5,240,354.86 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 36,747,195.79 1,218,059.21 0.00 II-A 0.00 84,296,474.65 3,910,921.13 0.00 III-A 0.00 22,928,361.83 725,094.78 0.00 B-1 0.00 7,834,047.26 45,709.28 0.00 B-2 0.00 6,494,105.52 37,891.13 0.00 B-3 0.00 5,153,866.23 30,071.24 0.00 B-4 0.00 3,813,924.49 22,253.08 0.00 B-5 0.00 2,577,032.30 15,036.20 0.00 B-6 0.00 6,391,023.23 37,289.67 0.00 R-I 0.00 0.00 0.00 0.00 R-II 0.00 0.00 0.00 0.00 Totals 0.00 176,236,031.30 6,042,325.72 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 37,773,135.67 53,717.75 972,222.13 0.00 0.00 II-A 102,857,300.00 87,834,817.93 92,978.97 3,445,364.31 0.00 0.00 III-A 28,146,100.00 23,558,944.24 62,966.86 567,615.55 0.00 0.00 B-1 7,898,700.00 7,845,092.55 11,045.29 0.00 0.00 0.00 B-2 6,547,700.00 6,503,261.61 9,156.10 0.00 0.00 0.00 B-3 5,196,400.00 5,161,132.71 7,266.48 0.00 0.00 0.00 B-4 3,845,400.00 3,819,301.77 5,377.28 0.00 0.00 0.00 B-5 2,598,300.00 2,580,665.68 3,633.38 0.00 0.00 0.00 B-6 6,443,767.00 6,400,033.99 9,010.76 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 207,860,067.00 181,476,386.15 255,152.87 4,985,201.99 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 1,025,939.88 36,747,195.79 0.82901564 1,025,939.88 II-A 3,538,343.28 84,296,474.65 0.81954781 3,538,343.28 III-A 630,582.41 22,928,361.83 0.81461950 630,582.41 B-1 11,045.29 7,834,047.26 0.99181476 11,045.29 B-2 9,156.10 6,494,105.52 0.99181476 9,156.10 B-3 7,266.48 5,153,866.23 0.99181476 7,266.48 B-4 5,377.28 3,813,924.49 0.99181476 5,377.28 B-5 3,633.38 2,577,032.30 0.99181476 3,633.38 B-6 9,010.76 6,391,023.23 0.99181476 9,010.76 R-I 0.00 0.00 0.00000000 0.00 R-II 0.00 0.00 0.00000000 0.00 Totals 5,240,354.86 176,236,031.30 0.84785901 5,240,354.86 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 44,326,300.00 852.16080905 1.21187083 21.93330213 0.00000000 II-A 102,857,300.00 853.94831412 0.90396083 33.49654628 0.00000000 III-A 28,146,100.00 837.02339720 2.23714333 20.16675667 0.00000000 B-1 7,898,700.00 993.21313001 1.39836809 0.00000000 0.00000000 B-2 6,547,700.00 993.21312980 1.39836889 0.00000000 0.00000000 B-3 5,196,400.00 993.21313024 1.39836810 0.00000000 0.00000000 B-4 3,845,400.00 993.21312997 1.39836688 0.00000000 0.00000000 B-5 2,598,300.00 993.21313166 1.39836816 0.00000000 0.00000000 B-6 6,443,767.00 993.21312984 1.39836838 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 23.14517296 829.01563609 0.82901564 23.14517296 II-A 0.00000000 34.40050711 819.54780701 0.81954781 34.40050711 III-A 0.00000000 22.40390001 814.61949719 0.81461950 22.40390001 B-1 0.00000000 1.39836809 991.81476192 0.99181476 1.39836809 B-2 0.00000000 1.39836889 991.81476244 0.99181476 1.39836889 B-3 0.00000000 1.39836810 991.81476214 0.99181476 1.39836810 B-4 0.00000000 1.39836688 991.81476309 0.99181476 1.39836688 B-5 0.00000000 1.39836816 991.81476350 0.99181476 1.39836816 B-6 0.00000000 1.39836838 991.81476146 0.99181476 1.39836838 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 6.10337% 37,773,135.67 192,119.37 0.00 0.00 II-A 102,857,300.00 5.09016% 87,834,817.93 372,577.92 0.00 0.00 III-A 28,146,100.00 4.81409% 23,558,944.24 94,512.39 0.00 0.00 B-1 7,898,700.00 5.30227% 7,845,092.55 34,663.99 0.00 0.00 B-2 6,547,700.00 5.30227% 6,503,261.61 28,735.04 0.00 0.00 B-3 5,196,400.00 5.30227% 5,161,132.71 22,804.76 0.00 0.00 B-4 3,845,400.00 5.30227% 3,819,301.77 16,875.80 0.00 0.00 B-5 2,598,300.00 5.30227% 2,580,665.68 11,402.82 0.00 0.00 B-6 6,443,767.00 5.30227% 6,400,033.99 28,278.92 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 207,860,067.00 801,971.01 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 0.00 0.00 192,119.33 0.00 36,747,195.79 II-A 0.00 0.00 372,577.85 0.00 84,296,474.65 III-A 0.00 0.00 94,512.37 0.00 22,928,361.83 B-1 0.00 0.00 34,663.99 0.00 7,834,047.26 B-2 0.00 0.00 28,735.03 0.00 6,494,105.52 B-3 0.00 0.00 22,804.76 0.00 5,153,866.23 B-4 0.00 0.00 16,875.80 0.00 3,813,924.49 B-5 0.00 0.00 11,402.82 0.00 2,577,032.30 B-6 0.00 0.00 28,278.91 0.00 6,391,023.23 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 0.00 0.00 801,970.86 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 6.10337% 852.16080905 4.33420723 0.00000000 0.00000000 II-A 102,857,300.00 5.09016% 853.94831412 3.62227980 0.00000000 0.00000000 III-A 28,146,100.00 4.81409% 837.02339720 3.35792135 0.00000000 0.00000000 B-1 7,898,700.00 5.30227% 993.21313001 4.38856901 0.00000000 0.00000000 B-2 6,547,700.00 5.30227% 993.21312980 4.38857003 0.00000000 0.00000000 B-3 5,196,400.00 5.30227% 993.21313024 4.38856901 0.00000000 0.00000000 B-4 3,845,400.00 5.30227% 993.21312997 4.38856816 0.00000000 0.00000000 B-5 2,598,300.00 5.30227% 993.21313166 4.38856945 0.00000000 0.00000000 B-6 6,443,767.00 5.30227% 993.21312984 4.38856961 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 0.00000000 0.00000000 4.33420633 0.00000000 829.01563609 II-A 0.00000000 0.00000000 3.62227912 0.00000000 819.54780701 III-A 0.00000000 0.00000000 3.35792064 0.00000000 814.61949719 B-1 0.00000000 0.00000000 4.38856901 0.00000000 991.81476192 B-2 0.00000000 0.00000000 4.38856850 0.00000000 991.81476244 B-3 0.00000000 0.00000000 4.38856901 0.00000000 991.81476214 B-4 0.00000000 0.00000000 4.38856816 0.00000000 991.81476309 B-5 0.00000000 0.00000000 4.38856945 0.00000000 991.81476350 B-6 0.00000000 0.00000000 4.38856805 0.00000000 991.81476146 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 6,103,397.07 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 121,981.36 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 6,225,378.43 Withdrawals Reimbursement for Servicer Advances 129,084.05 Payment of Service Fee 53,968.66 Payment of Interest and Principal 6,042,325.72 Total Withdrawals (Pool Distribution Amount) 6,225,378.43 Ending Balance 0.00 PREPAYMENT/CURTAILMENT INTEREST SHORTFALL <s> <c> Total Prepayment/Curtailment Interest Shortfall 0.00 Servicing Fee Support 0.00 Non-Supported Prepayment/Curtailment Interest Shortfall 0.00 SERVICING FEES <s> <c> Gross Servicing Fee 52,456.33 Master Servicing Fee 1,512.33 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee 53,968.66 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 17 1 0 18 2,883,998.43 188,508.35 0.00 3,072,506.78 30 Days 37 0 0 0 37 5,174,254.32 0.00 0.00 0.00 5,174,254.32 60 Days 14 0 3 0 17 1,865,977.07 0.00 262,024.66 0.00 2,128,001.73 90 Days 7 3 7 0 17 1,599,820.35 364,023.42 941,374.92 0.00 2,905,218.69 120 Days 4 2 4 1 11 448,574.86 277,583.66 1,926,973.85 103,702.98 2,756,835.35 150 Days 4 0 8 1 13 482,493.91 0.00 1,068,790.78 65,191.99 1,616,476.68 180+ Days 13 6 8 2 29 2,280,711.65 517,299.04 827,574.64 166,418.40 3,792,003.73 Totals 79 28 31 4 142 11,851,832.16 4,042,904.55 5,215,247.20 335,313.37 21,445,297.28 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 1.691542% 0.099502% 0.000000% 1.791045% 1.633489% 0.106771% 0.000000% 1.740260% 30 Days 3.681592% 0.000000% 0.000000% 0.000000% 3.681592% 2.930684% 0.000000% 0.000000% 0.000000% 2.930684% 60 Days 1.393035% 0.000000% 0.298507% 0.000000% 1.691542% 1.056885% 0.000000% 0.148410% 0.000000% 1.205295% 90 Days 0.696517% 0.298507% 0.696517% 0.000000% 1.691542% 0.906134% 0.206182% 0.533192% 0.000000% 1.645508% 120 Days 0.398010% 0.199005% 0.398010% 0.099502% 1.094527% 0.254072% 0.157223% 1.091433% 0.058737% 1.561464% 150 Days 0.398010% 0.000000% 0.796020% 0.099502% 1.293532% 0.273283% 0.000000% 0.605360% 0.036925% 0.915568% 180+ Days 1.293532% 0.597015% 0.796020% 0.199005% 2.885572% 1.291789% 0.292997% 0.468736% 0.094259% 2.147781% Totals 7.860697% 2.786070% 3.084577% 0.398010% 14.129353% 6.712847% 2.289891% 2.953903% 0.189921% 12.146562% 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 10 1 0 11 1,976,818.75 188,508.35 0.00 2,165,327.10 30 Days 17 0 0 0 17 2,435,602.66 0.00 0.00 0.00 2,435,602.66 60 Days 7 0 1 0 8 832,017.80 0.00 47,168.05 0.00 879,185.85 90 Days 5 3 4 0 12 1,305,051.95 364,023.42 632,215.86 0.00 2,301,291.23 120 Days 0 2 2 1 5 0.00 277,583.66 191,515.66 103,702.98 572,802.30 150 Days 1 0 3 1 5 41,676.33 0.00 437,447.87 65,191.99 544,316.19 180 Days 10 4 7 1 22 1,710,038.41 315,152.71 731,149.91 71,663.52 2,828,004.55 Totals 40 19 18 3 80 6,324,387.15 2,933,578.54 2,228,005.70 240,558.49 11,726,529.88 0-29 Days 3.322259% 0.332226% 0.000000% 3.654485% 4.391103% 0.418733% 0.000000% 4.809836% 30 Days 5.647841% 0.000000% 0.000000% 0.000000% 5.647841% 5.410198% 0.000000% 0.000000% 0.000000% 5.410198% 60 Days 2.325581% 0.000000% 0.332226% 0.000000% 2.657807% 1.848159% 0.000000% 0.104774% 0.000000% 1.952933% 90 Days 1.661130% 0.996678% 1.328904% 0.000000% 3.986711% 2.898909% 0.808604% 1.404340% 0.000000% 5.111853% 120 Days 0.000000% 0.664452% 0.664452% 0.332226% 1.661130% 0.000000% 0.616596% 0.425413% 0.230355% 1.272364% 150 Days 0.332226% 0.000000% 0.996678% 0.332226% 1.661130% 0.092576% 0.000000% 0.971702% 0.144811% 1.209088% 180 Days 3.322259% 1.328904% 2.325581% 0.332226% 7.308970% 3.798504% 0.700048% 1.624101% 0.159186% 6.281840% Totals 13.289037% 6.312292% 5.980066% 0.996678% 26.578073% 14.048346% 6.516351% 4.949064% 0.534352% 26.048112% <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 3 0 0 3 486,774.95 0.00 0.00 486,774.95 30 Days 11 0 0 0 11 1,571,925.07 0.00 0.00 0.00 1,571,925.07 60 Days 3 0 2 0 5 627,731.54 0.00 214,856.61 0.00 842,588.15 90 Days 1 0 2 0 3 108,681.12 0.00 268,925.83 0.00 377,606.95 120 Days 2 0 1 0 3 351,461.38 0.00 1,608,921.73 0.00 1,960,383.11 150 Days 0 0 2 0 2 0.00 0.00 325,058.44 0.00 325,058.44 180 Days 1 2 1 1 5 318,976.45 202,146.33 96,424.73 94,754.88 712,302.39 Totals 18 5 8 1 32 2,978,775.56 688,921.28 2,514,187.34 94,754.88 6,276,639.06 0-29 Days 0.630252% 0.000000% 0.000000% 0.630252% 0.470835% 0.000000% 0.000000% 0.470835% 30 Days 2.310924% 0.000000% 0.000000% 0.000000% 2.310924% 1.520452% 0.000000% 0.000000% 0.000000% 1.520452% 60 Days 0.630252% 0.000000% 0.420168% 0.000000% 1.050420% 0.607176% 0.000000% 0.207821% 0.000000% 0.814997% 90 Days 0.210084% 0.000000% 0.420168% 0.000000% 0.630252% 0.105122% 0.000000% 0.260120% 0.000000% 0.365242% 120 Days 0.420168% 0.000000% 0.210084% 0.000000% 0.630252% 0.339953% 0.000000% 1.556237% 0.000000% 1.896190% 150 Days 0.000000% 0.000000% 0.420168% 0.000000% 0.420168% 0.000000% 0.000000% 0.314414% 0.000000% 0.314414% 180 Days 0.210084% 0.420168% 0.210084% 0.210084% 1.050420% 0.308532% 0.195527% 0.093267% 0.091652% 0.688978% Totals 3.781513% 1.050420% 1.680672% 0.210084% 6.722689% 2.881235% 0.666362% 2.431860% 0.091652% 6.071110% <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 4 420,404.73 0.00 0.00 420,404.73 30 Days 9 0 0 0 9 1,166,726.59 0.00 0.00 0.00 1,166,726.59 60 Days 4 0 0 0 4 406,227.73 0.00 0.00 0.00 406,227.73 90 Days 1 0 1 0 2 186,087.28 0.00 40,233.23 0.00 226,320.51 120 Days 2 0 1 0 3 97,113.48 0.00 126,536.46 0.00 223,649.94 150 Days 3 0 3 0 6 440,817.58 0.00 306,284.47 0.00 747,102.05 180 Days 2 0 0 0 2 251,696.79 0.00 0.00 0.00 251,696.79 Totals 21 4 5 0 30 2,548,669.45 420,404.73 473,054.16 0.00 3,442,128.34 0-29 Days 1.754386% 0.000000% 0.000000% 1.754386% 1.493425% 0.000000% 0.000000% 1.493425% 30 Days 3.947368% 0.000000% 0.000000% 0.000000% 3.947368% 4.144623% 0.000000% 0.000000% 0.000000% 4.144623% 60 Days 1.754386% 0.000000% 0.000000% 0.000000% 1.754386% 1.443064% 0.000000% 0.000000% 0.000000% 1.443064% 90 Days 0.438596% 0.000000% 0.438596% 0.000000% 0.877193% 0.661047% 0.000000% 0.142923% 0.000000% 0.803970% 120 Days 0.877193% 0.000000% 0.438596% 0.000000% 1.315789% 0.344981% 0.000000% 0.449502% 0.000000% 0.794483% 150 Days 1.315789% 0.000000% 1.315789% 0.000000% 2.631579% 1.565939% 0.000000% 1.088030% 0.000000% 2.653969% 180 Days 0.877193% 0.000000% 0.000000% 0.000000% 0.877193% 0.894115% 0.000000% 0.000000% 0.000000% 0.894115% Totals 9.210526% 1.754386% 2.192982% 0.000000% 13.157895% 9.053770% 1.493425% 1.680455% 0.000000% 12.227650% OTHER INFORMATION <s> <c> Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 121,981.36 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% 139,488,835.51 79.14887418% 20.851125% 0.000000% Class 2A 60,676,467.00 29.19101676% 55,192,360.86 31.31729654% 47.831578% 261.271005% Class 3A 32,530,367.00 15.65012822% 32,263,999.03 18.30726589% 13.010031% 71.064848% Class B-1 24,631,667.00 11.85011982% 24,429,951.77 13.86206410% 4.445202% 24.281080% Class B-2 18,083,967.00 8.70006792% 17,935,846.25 10.17717320% 3.684891% 20.128024% Class B-3 12,887,567.00 6.20011683% 12,781,980.02 7.25276202% 2.924411% 15.974047% Class B-4 9,042,167.00 4.35012224% 8,968,055.53 5.08866173% 2.164100% 11.820991% Class B-5 6,443,867.00 3.10009859% 6,391,023.23 3.62639986% 1.462262% 7.987331% Class B-6 100.00 0.00004811% 0.00 0.00000000% 3.626400% 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 5.662458% Weighted Average Net Coupon 5.315594% Weighted Average Pass-Through Rate 5.305594% Weighted Average Maturity(Stepdown Calculation ) 325 Beginning Scheduled Collateral Loan Count 1,030 Number Of Loans Paid In Full 25 Ending Scheduled Collateral Loan Count 1,005 Beginning Scheduled Collateral Balance 181,476,387.07 Ending Scheduled Collateral Balance 176,236,032.35 Ending Actual Collateral Balance at 31-Mar-2004 176,554,469.83 Monthly P &I Constant 1,111,488.14 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 5,854,075.24 Ending Scheduled Balance for Premium Loans 176,236,032.35 Scheduled Principal 255,152.87 Unscheduled Principal 4,985,201.92 Miscellaneous Reporting Senior Percentage 82.196312% Senior Percentage Group 1 82.220951% Senior Percentage Group 2 82.224447% Senior Percentage Group 3 82.052213% Senior Prepay Percentage Group 1 100.000000% Senior Prepay Percentage Group 2 100.000000% Senior Prepay Percentage Group 3 100.000000% Subordinate Percentage 17.803688% Subordinate Percentage Group 1 17.779049% Subordinate Percentage Group 2 17.775553% Subordinate Percentage Group 3 17.947787% 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 6.508670 5.398198 5.291649 Weighted Average Net Rate 6.123701 5.100163 4.824090 Weighted Average Maturity 323 345 253 Beginning Loan Count 308 489 233 Loans Paid In Full 7 13 5 Ending Loan Count 301 476 228 Beginning Scheduled Balance 45,941,010.64 106,823,238.99 28,712,137.44 Ending scheduled Balance 44,903,455.24 103,264,795.21 28,067,781.90 Record Date 03/31/2004 03/31/2004 03/31/2004 Principal And Interest Constant 314,512.40 593,623.63 203,352.11 Scheduled Principal 65,333.41 113,079.47 76,739.99 Unscheduled Principal 972,222.06 3,445,364.31 567,615.55 Scheduled Interest 249,179.06 480,544.16 126,612.12 Servicing Fees 14,738.23 26,530.92 11,187.18 Master Servicing Fees 382.86 890.20 239.27 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 234,057.97 453,123.04 115,185.67 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 6.113700 5.090163 4.814089 Group Level Collateral Statement Group Total Collateral Description Mixed ARM Weighted Average Coupon Rate 5.662458 Weighted Average Net Rate 5.315594 Weighted Average Maturity 325 Beginning Loan Count 1,030 Loans Paid In Full 25 Ending Loan Count 1,005 Beginning Scheduled Balance 181,476,387.07 Ending scheduled Balance 176,236,032.35 Record Date 03/31/2004 Principal And Interest Constant 1,111,488.14 Scheduled Principal 255,152.87 Unscheduled Principal 4,985,201.92 Scheduled Interest 856,335.34 Servicing Fees 52,456.33 Master Servicing Fees 1,512.33 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 802,366.68 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 5.305594