8-K 1 bsa03ac4_dec.txt DECEMBER 8K 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): December 27, 2004 BEAR STEARNS ASSET BACKED SECURITIES TRUST Asset Backed Certificates, Series 2003-AC4 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-91334-08 54-2123788 Pooling and Servicing Agreement) (Commission 54-2123789 (State or other File Number) 54-2123790 jurisdiction IRS EIN 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) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): [ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act(17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act(17 CFR 240.13e-4(c)) ITEM 8.01 Other Events On December 27, 2004 a distribution was made to holders of BEAR STEARNS ASSET BACKED SECURITIES TRUST, Asset Backed Certificates, Series 2003-AC4 Trust. ITEM 9.01 Financial Statements and Exhibits (c) Exhibits Exhibit Number Description EX-99.1 Monthly report distributed to holders of Asset Backed Certificates, Series 2003-AC4 Trust, relating to the December 27, 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-AC4 Trust (Registrant) 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: 12/30/2004 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Asset Backed Certificates, Series 2003-AC4 Trust, relating to the December 27, 2004 distribution. EX-99.1

Bear Stearns Asset Backed Securities ~~Mortgage~~Asset ~~Pass-Through~~Backed Certificates Record Date: 1011/3130/2004 Distribution Date: 1112/2627/2004 ~~BSA~~Bear Stearns Asset Backed Securities Asset Backed Certificates Series: 2003-AC4 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 A 07384YKF2 SEN 5.00000% ~~455~~437,~~714~~081,~~956~~619.7859 1,~~898~~821,~~812~~173.3041 1810,~~633~~693,~~337~~056.1845 A-IO 07384YKG0 IO 5.00000% 0.00 359,050.00 0.00 M-1 07384YKH8 MEZ 5.15800% 2726,~~238~~124,~~490~~759.2907 ~~117~~112,~~080~~292.1192 1639,~~113,731~~133.2254 M-2 07384YKJ4 MEZ 3.~~73250~~98000% 2120,~~475~~597,~~917~~807.4714 7166,~~252~~038.3286 ~~878~~503,~~110~~918.3350 BA 07384YKK1 SUB 45.~~98250~~23000% 87,~~222~~429,~~077~~607.1609 3631,~~414~~301.6735 ~~792~~454,~~470~~772.0738 BB 07384YKS4 SUB 6.25000% 11,159,339.00 58,121.56 0.00 C 07384YKU9 SEN 0.00000% 0.00 ~~183~~161,~~736~~284.7715 0.00 P 07384YKT2 SEN 0.00000% 100.00 0.00 0.00 R1 07384YKV7 RES 0.00000% 0.00 0.00 0.00 R2 07384YKW5 RES 0.00000% 0.00 0.00 0.00 R3 07384YKX3 RES 0.00000% 0.00 0.00 0.00 Totals ~~523~~502,~~810~~393,~~880~~231.7089 2,~~724~~609,~~467~~262.7325 2112,~~417~~290,~~648~~880.8087

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A 0.00 ~~437~~426,~~081~~388,~~619~~563.5914 2012,~~532~~514,~~149~~229.4886 0.00 A-IO 0.00 0.00 359,050.00 0.00 M-1 0.00 2625,~~124~~485,~~759~~625.0753 1751,~~230,811~~426.3346 0.00 M-2 0.00 20,~~597~~093,~~807~~888.1464 ~~949~~569,~~362~~957.6536 0.00 BA 0.00 76,~~429~~974,~~607~~834.0971 ~~828~~486,~~884~~073.7473 0.00 BB 0.00 11,159,339.00 58,121.56 0.00 C 0.00 0.00 ~~183~~161,~~736~~284.7715 0.00 P 0.00 100.00 0.00 0.00 R1 0.00 0.00 0.00 0.00 R2 0.00 0.00 0.00 0.00 R3 0.00 0.00 0.00 0.00 Totals 0.00 ~~502~~490,~~393~~102,~~231~~351.8902 2414,~~142~~900,~~116~~143.5312 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 Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) A 749,696,000.00 ~~455~~437,~~714~~081,~~956~~619.7859 0.00 1810,~~633~~693,~~337~~056.1845 0.00 0.00 A-IO 0.00 0.00 0.00 0.00 0.00 0.00 M-1 44,810,000.00 2726,~~238~~124,~~490~~759.2907 0.00 1639,~~113,731~~133.2254 0.00 0.00 M-2 35,330,000.00 2120,~~475~~597,~~917~~807.4714 0.00 ~~878~~503,~~110~~918.3350 0.00 0.00 BA 20,725,000.00 87,~~222~~429,~~077~~607.1609 0.00 ~~792~~454,~~470~~772.0738 0.00 0.00 BB 11,159,339.00 11,159,339.00 0.00 0.00 0.00 0.00 C 0.00 0.00 0.00 0.00 0.00 0.00 P 100.00 100.00 0.00 0.00 0.00 0.00 R1 0.00 0.00 0.00 0.00 0.00 0.00 R2 0.00 0.00 0.00 0.00 0.00 0.00 R3 0.00 0.00 0.00 0.00 0.00 0.00 Totals 861,720,439.00 ~~523~~502,~~810~~393,~~880~~231.7089 0.00 2112,~~417~~290,~~648~~880.8087 0.00 0.00 (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 Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution A 1810,~~633~~693,~~337~~056.1845 ~~437~~426,~~081~~388,~~619~~563.5914 0.~~58301181~~56874862 1810,~~633~~693,~~337~~056.1845 A-IO 0.00 0.00 0.00000000 0.00 M-1 1639,~~113,731~~133.2254 2625,~~124~~485,~~759~~625.0753 0.~~58301181~~56874862 1639,~~113,731~~133.2254 M-2 ~~878~~503,~~110~~918.3350 20,~~597~~093,~~807~~888.1464 0.~~58301181~~56874862 ~~878~~503,~~110~~918.3350 BA ~~792~~454,~~470~~772.0738 76,~~429~~974,~~607~~834.0971 0.~~35848526~~33654208 ~~792~~454,~~470~~772.0738 BB 0.00 11,159,339.00 1.00000000 0.00 C 0.00 0.00 0.00000000 0.00 P 0.00 100.00 1.00000000 0.00 R1 0.00 0.00 0.00000000 0.00 R2 0.00 0.00 0.00000000 0.00 R3 0.00 0.00 0.00000000 0.00 Totals 2112,~~417~~290,~~648~~880.8087 ~~502~~490,~~393~~102,~~231~~351.8902 0.~~58301186~~56874867 2112,~~417~~290,~~648~~880.8087

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A 749,696,000.00 ~~607~~583.~~86633086~~01180691 0.00000000 2414.~~85452394~~26318995 0.00000000 A-IO 0.00 0.00000000 0.00000000 0.00000000 0.00000000 M-1 44,810,000.00 ~~607~~583.~~86633095~~01180696 0.00000000 2414.~~85452399~~26318991 0.00000000 M-2 35,330,000.00 ~~607~~583.~~86633088~~01180696 0.00000000 2414.~~85452392~~26318992 0.00000000 BA 20,725,000.00 ~~396~~358.~~72266152~~48526369 0.00000000 3821.~~23739783~~94317877 0.00000000 BB 11,159,339.00 1000.00000000 0.00000000 0.00000000 0.00000000 C 0.00 0.00000000 0.00000000 0.00000000 0.00000000 P 100.00 1000.00000000 0.00000000 0.00000000 0.00000000 R1 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R2 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R3 0.00 0.00000000 0.00000000 0.00000000 0.00000000

Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution A 0.00000000 2414.~~85452394~~26318995 ~~583~~568.~~01180691~~74861696 0.~~58301181~~56874862 2414.~~85452394~~26318995 A-IO 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 M-1 0.00000000 2414.~~85452399~~26318991 ~~583~~568.~~01180696~~74861705 0.~~58301181~~56874862 2414.~~85452399~~26318991 M-2 0.00000000 2414.~~85452392~~26318992 ~~583~~568.~~01180696~~74861704 0.~~58301181~~56874862 2414.~~85452392~~26318992 BA 0.00000000 3821.~~23739783~~94317877 ~~358~~336.~~48526369~~54208492 0.~~35848526~~33654208 3821.~~23739783~~94317877 BB 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 C 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 P 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 R1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R3 0.00000000 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 Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall A 749,696,000.00 5.00000% ~~455~~437,~~714~~081,~~956~~619.7859 1,~~898~~821,~~812~~173.3241 0.00 0.00 A-IO 0.00 5.00000% 86,172,000.00 359,050.00 0.00 0.00 M-1 44,810,000.00 5.15800% 2726,~~238~~124,~~490~~759.2907 ~~117~~112,~~080~~292.1192 0.00 0.00 M-2 35,330,000.00 3.~~73250~~98000% 2120,~~475~~597,~~917~~807.4714 7166,~~252~~038.3286 0.00 0.00 BA 20,725,000.00 45.~~98250~~23000% 87,~~222~~429,~~077~~607.1609 3631,~~414~~301.6735 0.00 0.00 BB 11,159,339.00 6.25000% 11,159,339.00 58,121.56 0.00 0.00 C 0.00 0.00000% ~~528~~506,~~119~~701,~~482~~833.6989 0.00 0.00 0.00 P 100.00 0.00000% 100.00 0.00 0.00 0.00 R1 0.00 0.00000% 0.00 0.00 0.00 0.00 R2 0.00 0.00000% 0.00 0.00 0.00 0.00 R3 0.00 0.00000% 0.00 0.00 0.00 0.00 Totals 861,720,439.00 2,~~540~~447,~~730~~978.9810 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 A 0.0201 0.00 1,~~898~~821,~~812~~173.3041 0.00 ~~437~~426,~~081~~388,~~619~~563.5914 A-IO 0.00 0.00 359,050.00 0.00 86,172,000.00 M-1 0.00 0.00 ~~117~~112,~~080~~292.1192 0.00 2625,~~124~~485,~~759~~625.0753 M-2 0.00 0.00 7166,~~252~~038.3286 0.00 20,~~597~~093,~~807~~888.1464 BA 0.00 0.00 3631,~~414~~301.6735 0.00 76,~~429~~974,~~607~~834.0971 BB 0.00 0.00 58,121.56 0.00 11,159,339.00 C 0.00 0.00 ~~183~~161,~~736~~284.7715 0.00 ~~506~~494,~~701~~410,~~833~~953.8901 P 0.00 0.00 0.00 0.00 100.00 R1 0.00 0.00 0.00 0.00 0.00 R2 0.00 0.00 0.00 0.00 0.00 R3 0.00 0.00 0.00 0.00 0.00 Totals 0.0201 0.00 2,~~724~~609,~~467~~262.7325 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 Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall A 749,696,000.00 5.00000% ~~607~~583.~~86633086~~01180691 2.~~53277638~~42921586 0.00000000 0.00000000 A-IO 0.00 5.00000% 1000.00000000 4.16666667 0.00000000 0.00000000 M-1 44,810,000.00 5.15800% ~~607~~583.~~86633095~~01180696 2.~~61281210~~50597902 0.00000000 0.00000000 M-2 35,330,000.00 3.~~73250~~98000% ~~607~~583.~~86633088~~01180696 21.~~01676536~~86920068 0.00000000 0.00000000 BA 20,725,000.00 45.~~98250~~23000% ~~396~~358.~~72266152~~48526369 1.~~75704077~~51031846 0.00000000 0.00000000 BB 11,159,339.00 6.25000% 1000.00000000 5.20833358 0.00000000 0.00000000 C 0.00 0.00000% ~~612~~588.~~86644714~~01192320 0.00000000 0.00000000 0.00000000 P 100.00 0.00000% 1000.00000000 0.00000000 0.00000000 0.00000000 R1 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R2 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R3 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 (5) Per $1 denomination.

Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance A 0.~~00000003~~00000001 0.00000000 2.~~53277635~~42921586 0.00000000 ~~583~~568.~~01180691~~74861696 A-IO 0.00000000 0.00000000 4.16666667 0.00000000 1000.00000000 M-1 0.00000000 0.00000000 2.~~61281210~~50597902 0.00000000 ~~583~~568.~~01180696~~74861705 M-2 0.00000000 0.00000000 21.~~01676536~~86920068 0.00000000 ~~583~~568.~~01180696~~74861704 BA 0.00000000 0.00000000 1.~~75704077~~51031846 0.00000000 ~~358~~336.~~48526369~~54208492 BB 0.00000000 0.00000000 5.20833358 0.00000000 1000.00000000 C 0.00000000 0.00000000 0.~~21322088~~18716530 0.00000000 ~~588~~573.~~01192320~~74873325 P 0.00000000 0.00000000 0.00000000 0.00000000 1000.00000000 R1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R3 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (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 2414,~~242~~997,~~583~~448.4195 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 5866,~~640~~966.6964 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 2415,~~301~~064,~~224~~415.1059 Withdrawals Reimbursement for Servicer Advances 4858,~~893~~640.1269 Payment of Service Fee ~~110~~105,~~214~~631.4677 Payment of Interest and Principal 2414,~~142~~900,~~116~~143.5213 Total Withdrawals (Pool Distribution Amount) 2415,~~301~~064,~~224~~415.1059 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 0.0200

SERVICING FEES Gross Servicing Fee ~~110~~105,~~024~~562.9089 Miscellaneous Fee ~~189~~68.5688 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~110~~105,~~214~~631.4677

OTHER ACCOUNTS Beginning Current Current Ending Account Type Balance Withdrawals Deposits Balance Net WAC Reserve Fund 5,000.00 8,~~134~~558.6375 8,~~134~~558.6375 5,000.00

LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT DELINQUENCY STATUS DELINQUENT BANKRUPTCY FORECLOSURE REO Total 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 810 0 0 810 12,~~353~~082,~~161~~541.2216 0.00 0.00 12,~~353~~082,~~161~~541.2216 30 Days 1226 2 10 0 1528 23,~~358~~422,~~592~~976.0855 ~~761~~245,~~992~~098.7446 ~~297,166~~0.7700 0.00 3,~~417~~668,~~751~~075.5901 60 Days 75 0 1 0 06 ~~8 805~~1,~~508.33 166~~158,~~166~~718.2345 0.00 297,166.77 0.00 ~~971~~1,~~674~~455,885.5622 90 Days 3 2 3 1 0 68 ~~463~~270,~~130~~630.3705 ~~277~~288,~~098~~366.0195 ~~122~~396,~~346~~810.2455 0.00 ~~862~~955,~~574~~807.6255 120 Days 1 01 42 0 54 ~~104~~339,~~501~~925.1767 071,314.0074 ~~598~~245,~~875~~550.1894 0.00 ~~703~~656,~~376~~791.35 150 Days 1 0 1 3 0 25 ~~206~~104,~~252~~501.4817 0144,677.0007 ~~262~~454,~~527~~198.7711 0.00 ~~468~~703,~~780~~376.2535 180+ Days 10 1 8 78 17 ~~178,969~~0.6700 88,025.25 1,~~415~~460,~~874~~256.9154 ~~829~~1,~~806~~031,979.1300 2,~~512~~580,~~675~~260.9679 Totals 2436 1517 1517 78 6178 45,~~116~~296,~~954~~751.1089 2,~~646~~920,~~443~~023.4563 2,~~696~~853,~~790~~982.8791 ~~829~~1,~~806~~031,979.1300 1012,~~289~~102,~~994~~737.5543 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.~~328003~~418410% 0.000000% 0.000000% 0.~~328003~~418410% 0.~~266734~~420698% 0.000000% 0.000000% 0.~~266734~~420698% 30 Days 01.~~492005~~087866% 0.~~082001~~083682% 0.~~041000~~000000% 0.000000% 01.~~615006~~171548% 0.~~464924~~691482% 0.~~150203~~049513% 0.~~058577~~000000% 0.000000% 0.~~673704~~740995% 60 Days 0.~~287003~~209205% 0.~~041000~~000000% 0.~~000000~~041841% 0.000000% 0.~~328003~~251046% 0.~~158781~~234075% 0.~~032755~~000000% 0.~~000000~~060031% 0.000000% 0.~~191536~~294106% 90 Days 0.~~082001~~125523% 0.~~123001~~083682% 0.~~041000~~125523% 0.000000% 0.~~246002~~334728% 0.~~091292~~054671% 0.~~054621~~058254% 0.~~024117~~080160% 0.000000% 0.~~170030~~193085% 120 Days 0.~~041000~~041841% 0.~~000000~~041841% 0.~~164002~~083682% 0.000000% 0.~~205002~~167364% 0.~~020599~~068669% 0.~~000000~~014406% 0.~~118050~~049604% 0.000000% 0.~~138649~~132680% 150 Days 0.~~041000~~041841% 0.~~000000~~041841% 0.~~041000~~125523% 0.000000% 0.~~082001~~209205% 0.~~040656~~021110% 0.~~000000~~029227% 0.~~051749~~091753% 0.000000% 0.~~092406~~142090% 180+ Days 0.~~041000~~000000% 0.~~041000~~041841% 0.~~328003~~334728% 0.~~287003~~334728% 0.~~697007~~711297% 0.~~035278~~000000% 0.~~017351~~017782% 0.~~279096~~294989% 0.~~163571~~208472% 0.~~495296~~521244% Totals 01.~~984010~~506276% 0.~~615006~~711297% 0.~~615006~~711297% 0.~~287003~~334728% 23.~~501025~~263598% 01.~~811530~~070008% 0.~~521665~~589880% 0.~~531589~~576539% 0.~~163571~~208472% 2.~~028355~~444898%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 5866,~~640~~966.6964

COLLATERAL STATEMENT Collateral Description Mixed Fixed Weighted Average Gross Coupon 6.~~441526~~430135% Weighted Average Net Coupon 6.~~191526~~180135% Weighted Average Pass-Through Rate 6.~~191095~~179972% Weighted Average Maturity(Stepdown Calculation ) ~~317~~316 Beginning Scheduled Collateral Loan Count 2,~~527~~439 Number Of Loans Paid In Full 8849 Ending Scheduled Collateral Loan Count 2,~~439~~390 Beginning Scheduled Collateral Balance ~~528~~506,~~119~~701,~~482~~833.6989 Ending Scheduled Collateral Balance ~~506~~494,~~701~~410,~~833~~953.8901 Ending Actual Collateral Balance at 3130-~~Oct~~Nov-2004 ~~507~~495,~~307~~020,~~497~~070.1019 Monthly P &I Constant 3,~~535~~397,~~588~~509.9524 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Ending Scheduled Balance for Premium Loans ~~506~~494,~~701~~410,~~833~~953.8901 Scheduled Principal ~~700~~682,~~676~~374.2882 Unscheduled Principal 2011,~~716~~608,~~972~~506.5206 Required Overcollateralization Amount 0.00 Overcollateralized Increase Amount 0.00 Overcollateralized reduction Amount 0.00 Specified O/C Amount 4,308,602.00 Overcollateralized Amount 4,308,702.00 Overcollateralized Deficiency Amount 0.00 Base Overcollateralized Amount 0.00 Extra principal distribution Amount 0.00 Excess Cash Amount ~~183~~157,~~736~~927.7760

Miscellaneous Reporting Net WAC Rate Carryover Amount Class A 0.00 Net WAC Rate Carryover Amount Class BA 0.00 Net WAC Rate Carryover Amount Class BB 8,~~134~~558.6375 Net WAC Rate Carryover Amount Class M1 0.00 Net WAC Rate Carryover Amount Class M2 0.00 Three month rolling average 0.~~010665~~011231%

Filing Compare · BEAR STEARNS ASSET BACKED SECURITIES INC 2003-AC4