8-K 1 sai03bc9.txt SEPTEMBER 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): September 25, 2003 STRUCTURED ASSET INVESTMENT LOAN TRUST Mortgage Pass-Through Certificates, Series 2003-BC9 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-106925-04 54-2123784 Pooling and Servicing Agreement) (Commission 54-2123785 (State or other File Number) 54-2123786 jurisdiction 54-2123787 of Incorporation) IRS EIN 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 September 25, 2003 a distribution was made to holders of STRUCTURED ASSET INVESTMENT LOAN TRUST, Mortgage Pass-Through Certificates, Series 2003-BC9 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 Mortgage Pass-Through Certificates, Series 2003-BC9 Trust, relating to the September 25, 2003 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. STRUCTURED ASSET INVESTMENT LOAN TRUST Mortgage Pass-Through Certificates, Series 2003-BC9 Trust By: Wells Fargo Bank Minnesota, N.A., as Securities Administrator By: /s/ Beth Belfield, Assistant Vice President By: Beth Belfield, Assistant Vice President Date: 10/1/03 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-BC9 Trust, relating to the September 25, 2003 distribution. EX-99.1

~~SECURITIES~~Structured ~~AND~~Asset ~~EXCHANGE~~Investment ~~COMMISSION~~Loan Trust Mortgage Pass-Through Certificates Record Date: 8/31/03 Distribution Date: 9/25/03 SAIL Series: 2003-BC9 Contact: Customer Service - CTSLink Wells Fargo Bank Minnesota, 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 1-A1 86358EDE3 SEN 1.25000% 96,312,000.00 103,669.17 1,495,566.23 1-A2 86358EDF0 SEN 2.46000% 73,508,000.00 150,691.40 0.00 2A 86358EDG8 SEN 2.14000% 446,881,000.00 796,937.77 6,056,959.22 3-A1 86358EDR4 SEN 1.36000% 150,000,000.00 175,666.66 1,509,799.05 3-A2 86358EDH6 SEN 1.59000% 30,000,000.00 41,075.00 0.00 3-A3 86358EDS2 SEN 1.46000% 141,144,000.00 177,449.37 1,183,883.77 AIO 86358EDJ2 IO 6.00000% 0.00 981,464.99 0.00 M1 86358EDK9 MEZ 1.81000% 51,800,000.00 80,736.05 0.00 M2 86358EDL7 MEZ 2.86000% 46,347,000.00 114,142.36 0.00 M3 86358EDM5 MEZ 3.21000% 13,631,000.00 37,678.36 0.00 M4 86358EDN3 MEZ 4.11000% 16,358,000.00 57,893.69 0.00 M5 86358EDP8 MEZ 4.11000% 10,905,000.00 38,594.61 0.00 B 86358EDQ6 SEN 4.11000% 8,179,000.00 28,946.84 0.00 X SAI03BC9X SEN 0.00000% 5,451,503.91 2,953,888.30 0.00 P SAI03BC9P SEN 0.00000% 100.00 31,489.64 0.00 R1 SAI03B9R1 SEN 0.00000% 0.00 0.00 0.00 R2 SAI03B9R2 SEN 0.00000% 0.00 0.00 0.00 R3 SAI03B9R3 SEN 0.00000% 0.00 0.00 0.00 R4 SEN 0.00000% 0.00 0.00 0.00 Totals 1,090,516,603.91 5,770,324.21 10,246,208.27

~~Washington~~Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses 1-A1 0.00 94,816,433.77 D1,599,235.C40 0. ~~20549~~00 1-A2 0.00 73,508,000.00 150,691.40 0.00 2A 0.00 440,824,040.78 6,853,896.99 0.00 3-A1 0.00 148,490,200.95 1,685,465.71 0.00 3-A2 0.00 30,000,000.00 41,075.00 0.00 3-A3 0.00 139,960,116.23 1,361,333.14 0.00 AIO 0.00 0.00 981,464.99 0.00 M1 0.00 51,800,000.00 80,736.05 0.00 M2 0.00 46,347,000.00 114,142.36 0.00 M3 0.00 13,631,000.00 37,678.36 0.00 M4 0.00 16,358,000.00 57,893.69 0.00 M5 0.00 10,905,000.00 38,594.61 0.00 B 0.00 8,179,000.00 28,946.84 0.00 X 0.00 5,451,503.91 2,953,888.30 0.00 P 0.00 100.00 31,489.64 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 R4 0.00 0.00 0.00 0.00 Totals 0.00 1,080,270,395.64 16,016,532.48 0.00 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.

~~FORM~~Principal 8Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) 1-KA1 96,312,000.00 96,312,000.00 0.00 1,495,566.23 0.00 0.00 1-A2 73,508,000.00 73,508,000.00 0.00 0.00 0.00 0.00 2A 446,881,000.00 446,881,000.00 0.00 6,056,959.22 0.00 0.00 3-A1 150,000,000.00 150,000,000.00 0.00 1,509,799.05 0.00 0.00 3-A2 30,000,000.00 30,000,000.00 0.00 0.00 0.00 0.00 3-A3 141,144,000.00 141,144,000.00 0.00 1,183,883.77 0.00 0.00 AIO 0.00 0.00 0.00 0.00 0.00 0.00 M1 51,800,000.00 51,800,000.00 0.00 0.00 0.00 0.00 M2 46,347,000.00 46,347,000.00 0.00 0.00 0.00 0.00 M3 13,631,000.00 13,631,000.00 0.00 0.00 0.00 0.00 M4 16,358,000.00 16,358,000.00 0.00 0.00 0.00 0.00 M5 10,905,000.00 10,905,000.00 0.00 0.00 0.00 0.00 B 8,179,000.00 8,179,000.00 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 R4 0.00 0.00 0.00 0.00 0.00 0.00 Totals 1,085,065,000.00 1,085,065,000.00 0.00 10,246,208.27 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.

~~CURRENT~~Principal ~~REPORT~~Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution 1-A1 1,495,566.23 94,816,433.77 0.98447165 1,495,566.23 1-A2 0.00 73,508,000.00 1.00000000 0.00 2A 6,056,959.22 440,824,040.78 0.98644615 6,056,959.22 3-A1 1,509,799.05 148,490,200.95 0.98993467 1,509,799.05 3-A2 0.00 30,000,000.00 1.00000000 0.00 3-A3 1,183,883.77 139,960,116.23 0.99161223 1,183,883.77 AIO 0.00 0.00 0.00000000 0.00 M1 0.00 51,800,000.00 1.00000000 0.00 M2 0.00 46,347,000.00 1.00000000 0.00 M3 0.00 13,631,000.00 1.00000000 0.00 M4 0.00 16,358,000.00 1.00000000 0.00 M5 0.00 10,905,000.00 1.00000000 0.00 B 0.00 8,179,000.00 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 R4 0.00 0.00 0.00000000 0.00 Totals 10,246,208.27 1,074,818,791.73 0.99055706 10,246,208.27

~~PURSUANT~~Principal TODistribution ~~SECTION~~Factors 13Statement OROriginal Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion 1-A1 96,312,000.00 1000.00000000 0.00000000 15.52834777 0.00000000 1-A2 73,508,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 2A 446,881,000.00 1000.00000000 0.00000000 13.55385264 0.00000000 3-A1 150,000,000.00 1000.00000000 0.00000000 10.06532700 0.00000000 3-A2 30,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 3-A3 141,144,000.00 1000.00000000 0.00000000 8.38777256 0.00000000 AIO 0.00 0.00000000 0.00000000 0.00000000 0.00000000 M1 51,800,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M2 46,347,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M3 13,631,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M4 16,358,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M5 10,905,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 B 8,179,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 X 5,451,503.91 1000.00000000 0.00000000 0.00000000 0.00000000 P 100.00 1.00000000 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 R4 0.00 0.00000000 0.00000000 0.00000000 0.00000000 (d2) OFAll ~~THE~~Classes are Per $1,000 denomination

~~SECURITIES~~Principal ~~AND~~Distribution ~~EXCHANGE~~Factors ~~ACT~~Statement OF(continued) ~~1934~~Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution 1-A1 0.00000000 15.52834777 984.47165223 0.98447165 15.52834777 1-A2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 2A 0.00000000 13.55385264 986.44614736 0.98644615 13.55385264 3-A1 0.00000000 10.06532700 989.93467300 0.98993467 10.06532700 3-A2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 3-A3 0.00000000 8.38777256 991.61222744 0.99161223 8.38777256 AIO 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 M1 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M3 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M4 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M5 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 B 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 X 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 P 0.00000000 0.00000000 1.00000000 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 R4 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (3) Amount Does Not Include Excess Special Hazard, Bankrupcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

~~Date~~Interest ofDistribution ~~Report~~Statement ~~(Date~~Beginning Payment of ~~earliest~~Original ~~event~~Current ~~reported)~~Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall 1-A1 96,312,000.00 1.25000% 96,312,000.00 103,669.17 0.00 0.00 1-A2 73,508,000.00 2.46000% 73,508,000.00 150,691.40 0.00 0.00 2A 446,881,000.00 2.14000% 446,881,000.00 796,937.78 0.00 0.00 3-A1 150,000,000.00 1.36000% 150,000,000.00 175,666.67 0.00 0.00 3-A2 30,000,000.00 1.59000% 30,000,000.00 41,075.00 0.00 0.00 3-A3 141,144,000.00 1.46000% 141,144,000.00 177,449.37 0.00 0.00 AIO 0.00 6.00000% 196,293,000.00 981,465.00 0.00 0.00 M1 51,800,000.00 1.81000% 51,800,000.00 80,736.06 0.00 0.00 M2 46,347,000.00 2.86000% 46,347,000.00 114,142.36 0.00 0.00 M3 13,631,000.00 3.21000% 13,631,000.00 37,678.36 0.00 0.00 M4 16,358,000.00 4.11000% 16,358,000.00 57,893.69 0.00 0.00 M5 10,905,000.00 4.11000% 10,905,000.00 38,594.61 0.00 0.00 B 8,179,000.00 4.11000% 8,179,000.00 28,946.84 0.00 0.00 X 5,451,503.91 0.00000% 5,451,503.91 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 R4 0.00 0.00000% 0.00 0.00 0.00 0.00 Totals 1,090,516,603.91 2,784,946.31 0.00 0.00

~~August~~Interest 29Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance 1-A1 0.00 0.00 103,669.17 ~~2003~~0.00 94,816,433.77 1-A2 0.00 0.00 150,691.40 0.00 73,508,000.00 2A 0.00 0.00 796,937.77 0.00 440,824,040.78 3-A1 0.00 0.00 175,666.66 0.00 148,490,200.95 3-A2 0.00 0.00 41,075.00 0.00 30,000,000.00 3-A3 0.00 0.00 177,449.37 0.00 139,960,116.23 AIO 0.00 0.00 981,464.99 0.00 196,293,000.00 M1 0.00 0.00 80,736.05 0.00 51,800,000.00 M2 0.00 0.00 114,142.36 0.00 46,347,000.00 M3 0.00 0.00 37,678.36 0.00 13,631,000.00 M4 0.00 0.00 57,893.69 0.00 16,358,000.00 M5 0.00 0.00 38,594.61 0.00 10,905,000.00 B 0.00 0.00 28,946.84 0.00 8,179,000.00 X 0.00 0.00 2,953,888.30 0.00 5,451,503.91 P 0.00 0.00 31,489.64 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 R4 0.00 0.00 0.00 0.00 0.00 Totals 0.00 0.00 5,770,324.21 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankrupcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

~~STRUCTURED~~Interest ~~ASSET~~Distribution ~~SECURITIES~~Factors ~~CORPORATION~~Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (as5) ~~Depositor~~Amount ~~under~~Rate ~~the~~Balance ~~Trust~~Interest ~~Agreement~~Shortfall ~~dated~~Shortfall as1-A1 of96,312,000.00 ~~August~~1.25000% 1000.00000000 1.07638892 0.00000000 0.00000000 1-A2 73,508,000.00 ~~2003~~2.46000% 1000.00000000 2.05000000 0.00000000 0.00000000 2A 446,881,000.00 ~~providing~~2.14000% ~~for~~1000.00000000 ~~the~~1.78333333 ~~issuance~~0.00000000 of0.00000000 ~~Structured~~3-A1 ~~Asset~~150,000,000.00 ~~Investment~~1.36000% ~~Loan~~1000.00000000 ~~Trust~~1.17111113 ~~Mortgage~~0.00000000 ~~Pass~~0.00000000 3-~~Through~~A2 ~~Certificates~~30,000,000.00 ~~Series~~1.59000% ~~2003~~1000.00000000 1.36916667 0.00000000 0.00000000 3-~~BC9~~A3 141,144,000.00 1.46000% 1000.00000000 1.25722220 0.00000000 0.00000000 AIO 0.00 6.00000% 1000.00000000 5.00000000 0.00000000 0.00000000 M1 51,800,000.00 1.81000% 1000.00000000 1.55861120 0.00000000 0.00000000 M2 46,347,000.00 2.86000% 1000.00000000 2.46277774 0.00000000 0.00000000 M3 13,631,000.00 3.21000% 1000.00000000 2.76416697 0.00000000 0.00000000 M4 16,358,000.00 4.11000% 1000.00000000 3.53916677 0.00000000 0.00000000 M5 10,905,000.00 4.11000% 1000.00000000 3.53916644 0.00000000 0.00000000 B 8,179,000.00 4.11000% 1000.00000000 3.53916616 0.00000000 0.00000000 X 5,451,503.91 0.00000% 1000.00000000 0.00000000 0.00000000 0.00000000 P 100.00 0.00000% 1.00000000 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 R4 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 (5) All Classes are per $1,000 denomination.

~~Structured~~Interest ~~Asset~~Distribution ~~Securities~~Factors ~~Corporation~~ Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance 1-A1 0.00000000 0.00000000 1.07638892 0.00000000 984.47165223 1-A2 0.00000000 0.00000000 2.05000000 0.00000000 1000.00000000 2A 0.00000000 0.00000000 1.78333330 0.00000000 986.44614736 3-A1 0.00000000 0.00000000 1.17111107 0.00000000 989.93467300 3-A2 0.00000000 0.00000000 1.36916667 0.00000000 1000.00000000 3-A3 0.00000000 0.00000000 1.25722220 0.00000000 991.61222744 AIO 0.00000000 0.00000000 4.99999995 0.00000000 1000.00000000 M1 0.00000000 0.00000000 1.55861100 0.00000000 1000.00000000 M2 0.00000000 0.00000000 2.46277774 0.00000000 1000.00000000 M3 0.00000000 0.00000000 2.76416697 0.00000000 1000.00000000 M4 0.00000000 0.00000000 3.53916677 0.00000000 1000.00000000 M5 0.00000000 0.00000000 3.53916644 0.00000000 1000.00000000 B 0.00000000 0.00000000 3.53916616 0.00000000 1000.00000000 X 0.00000000 0.00000000 541.84833190 0.00000000 1000.00000000 P 0.00000000 0.00000000 314.89640000 0.00000000 1.00000000 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 R4 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (6) Amount Does Not Include Excess Special Hazard, Bankrupcy,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 16,933,864.66 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (~~Exact~~Servicer ~~Name~~Advances) 0.00 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 16,933,864.66 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of ~~Registrant~~Service asFee ~~Specified~~917,332.18 inPayment ~~its~~of ~~Charter~~Interest and Principal 16,016,532.48 Total Withdrawals (Pool Distribution Amount) 16,933,864.66 Ending Balance 0.00

~~Delaware~~PREPAYMENT/CURTAILMENT ~~(State~~INTEREST orSHORTFALL ~~Other~~Total ~~Jurisdiction~~Prepayment/Curtailment OfInterest ~~Incorporation)~~Shortfall ~~333-106925~~0.00 ~~(Commission~~Servicing ~~File~~Fee ~~Number)~~Support 740.00 Non-~~2440850~~Supported ~~(I.R.S.~~Prepayment/Curtailment ~~Employer~~Interest ~~Identification~~Shortfall No0.)00

~~745~~SERVICING ~~Seventh~~FEES ~~Avenue~~Gross Servicing Fee 454,382.11 ~~7th~~Credit ~~Floor~~Risk ~~New~~Management ~~York~~Fee 13,631.46 ~~New~~PMI ~~York~~Insurance ~~(Address~~Premium ofFee ~~Principal~~443,638.84 ~~Executive~~Wells ~~Offices)~~Fargo ~~10019~~Bank ~~(Zip~~Minnesota, ~~Code)~~N.A. 5,679.77 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee 917,332.18

~~Registrant’s~~OTHER ~~telephone~~ACCOUNTS ~~number~~Beginning Current Current Ending Account Type Balance Withdrawals Deposits Balance Reserve Fund 1,000.00 ~~including~~0.00 ~~area~~0.00 ~~code: (212)~~1,000.00 ~~526-7000~~Financial Guaranty 0.00 0.00 0.00 0.00

~~None~~ 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 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 60 0 0 0 60 8,345,750.30 0.00 0.00 0.00 8,345,750.30 60 Days 29 0 0 0 29 2,865,243.45 0.00 0.00 0.00 2,865,243.45 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 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 89 0 0 0 89 11,210,993.75 0.00 0.00 0.00 11,210,993.75 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 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.859599% 0.000000% 0.000000% 0.000000% 0.859599% 0.772065% 0.000000% 0.000000% 0.000000% 0.772065% 60 Days 0.415473% 0.000000% 0.000000% 0.000000% 0.415473% 0.265064% 0.000000% 0.000000% 0.000000% 0.265064% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 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 1.275072% 0.000000% 0.000000% 0.000000% 1.275072% 1.037129% 0.000000% 0.000000% 0.000000% 1.037129%

Delinquency Status By Groups

DELINQUENT BANKRUPTCY FORECLOSURE REO Total 1(~~Former~~A) ~~Name~~No orof ~~Former~~Loans ~~Address~~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 0 0 0 0.00 0.00 0.00 0.00 30 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 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 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 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 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 1(B) 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 0 0 0 0.00 0.00 0.00 0.00 30 Days 2 0 0 0 2 290,750.00 if0.00 ~~Changed~~0.00 ~~Since~~0.00 ~~Last~~290,750.00 ~~Report~~60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 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 2 0 0 0 2 290,750.00 0.00 0.00 0.00 290,750.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.249688% 0.000000% 0.000000% 0.000000% 0.249688% 0.215200% 0.000000% 0.000000% 0.000000% 0.215200% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 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 0.249688% 0.000000% 0.000000% 0.000000% 0.249688% 0.215200% 0.000000% 0.000000% 0.000000% 0.215200% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 2(A) 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 0 0 0 0.00 0.00 0.00 0.00 30 Days 3 0 0 0 3 503,797.82 0.00 0.00 0.00 503,797.82 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 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 3 0 0 0 3 503,797.82 0.00 0.00 0.00 503,797.82 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.465116% 0.000000% 0.000000% 0.000000% 0.465116% 0.658214% 0.000000% 0.000000% 0.000000% 0.658214% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 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 0.465116% 0.000000% 0.000000% 0.000000% 0.465116% 0.658214% 0.000000% 0.000000% 0.000000% 0.658214% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 2(B) 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 0 0 0 0.00 0.00 0.00 0.00 30 Days 32 0 0 0 32 3,944,633.49 0.00 0.00 0.00 3,944,633.49 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 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 32 0 0 0 32 3,944,633.49 0.00 0.00 0.00 3,944,633.49 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.147776% 0.000000% 0.000000% 0.000000% 1.147776% 0.901868% 0.000000% 0.000000% 0.000000% 0.901868% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 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 1.147776% 0.000000% 0.000000% 0.000000% 1.147776% 0.901868% 0.000000% 0.000000% 0.000000% 0.901868% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 3(A) 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 0 0 0 0.00 0.00 0.00 0.00 30 Days 12 0 0 0 12 739,559.33 0.00 0.00 0.00 739,559.33 60 Days 13 0 0 0 13 719,022.78 0.00 0.00 0.00 719,022.78 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 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 25 0 0 0 25 1,458,582.11 0.00 0.00 0.00 1,458,582.11 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.932401% 0.000000% 0.000000% 0.000000% 0.932401% 0.549176% 0.000000% 0.000000% 0.000000% 0.549176% 60 Days 1.010101% 0.000000% 0.000000% 0.000000% 1.010101% 0.533926% 0.000000% 0.000000% 0.000000% 0.533926% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 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 1.942502% 0.000000% 0.000000% 0.000000% 1.942502% 1.083101% 0.000000% 0.000000% 0.000000% 1.083101% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 3(B) 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 0 0 0 0.00 0.00 0.00 0.00 30 Days 11 0 0 0 11 2,867,009.66 0.00 0.00 0.00 2,867,009.66 60 Days 16 0 0 0 16 2,146,220.67 0.00 0.00 0.00 2,146,220.67 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 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 27 0 0 0 27 5,013,230.33 0.00 0.00 0.00 5,013,230.33 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.077375% 0.000000% 0.000000% 0.000000% 1.077375% 1.213249% 0.000000% 0.000000% 0.000000% 1.213249% 60 Days 1.567091% 0.000000% 0.000000% 0.000000% 1.567091% 0.908228% 0.000000% 0.000000% 0.000000% 0.908228% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 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 2.644466% 0.000000% 0.000000% 0.000000% 2.644466% 2.121477% 0.000000% 0.000000% 0.000000% 2.121477%

~~Item~~OTHER 5INFORMATION Current Period Class A Insufficient Funds 0. ~~Other~~00 ~~Events~~Principal Balance of Contaminated Properties 0.00 Periodic Advance 0.00

~~The~~COLLATERAL ~~Registrant~~STATEMENT ~~registered~~Collateral ~~issuances~~Description ofMixed ~~its~~Fixed ~~Structured~~& ~~Asset~~Arm ~~Investment~~Weighted ~~Loan~~Average ~~Trust~~Gross ~~Mortgage~~Coupon ~~Pass-Through~~7.328201% ~~Certificates~~Weighted ~~Series~~Average ~~2003-BC9~~Net onCoupon a6.828201% ~~delayed~~Weighted orAverage ~~continuous~~Pass-Through ~~basis~~Rate ~~pursuant~~6.333772% toWeighted ~~Rule~~Average ~~415~~Maturity(Stepdown ~~under~~Calculation ~~the~~) ~~Securities~~353 ~~Act~~Beginning ofScheduled ~~1933,~~Collateral asLoan ~~amended~~Count ~~(the “Act”)~~7,033 byNumber aOf ~~Registration~~Loans ~~Statement~~Paid onIn ~~Form~~Full ~~S-3~~53 ~~(Registration~~Ending ~~File~~Scheduled ~~No.~~Collateral ~~333-106925)~~Loan ~~(the~~Count ~~“Registration Statement”). Pursuant to the Registration Statement~~6,980 ~~the~~Beginning ~~Registrant~~Scheduled ~~issued~~Collateral $Balance 1,~~085~~090,~~065~~516,~~000~~703.91 ~~aggregate~~Ending ~~principal~~Scheduled ~~amount~~Collateral ofBalance ~~Class~~ 1~~-A1~~, ~~Class 1-A2~~080, ~~Class 2-A~~270,395.64 ~~Class~~Ending ~~3-A1,~~Actual ~~Class~~Collateral ~~3-A2,~~Balance ~~Class~~at 331-~~A3, Class A~~Aug-~~IO,~~2003 ~~Class M1~~1, ~~Class M2~~080, ~~Class M3~~964,667.13 ~~Class~~Monthly ~~M4,~~P ~~Class~~&I M5Constant ~~and Class B Certificates of its Structured Asset Investment Loan Trust Mortgage Pass-Through Certificates~~7,595,690.67 ~~Series~~Special ~~2003-BC9~~Servicing onFee ~~August 29, 2003~~0. ~~This~~00 ~~Current~~Prepayment ~~Report~~Penalties on0.00 ~~Form~~Realized ~~8-K~~Loss isAmount ~~being~~0.00 ~~filed~~Cumulative toRealized ~~satisfy~~Loss an0.00 ~~undertaking,~~Ending ~~contained~~Scheduled inBalance ~~the~~for ~~definitive~~Premium ~~Prospectus~~Loans ~~dated August 26~~1, ~~2003~~080, ~~as supplemented by the Prospectus Supplement dated August 26~~270,395.64 ~~2003~~Scheduled ~~(the~~Principal ~~“Prospectus Supplement”)~~936,087.02 toUnscheduled ~~file~~Principal ~~a copy of the Trust Agreement (as defined below) and other operative agreements executed in connection with the issuance of the Certificates~~9, ~~a form of which was filed as an exhibit to the Registration Statement~~310,121.25

~~The~~Miscellaneous ~~Certificates~~Reporting ~~were~~Monthly ~~issued~~Excess ~~pursuant~~Cashflows ~~to a Trust Agreement (the “Trust Agreement”)~~2, ~~attached hereto as Exhibit 4.1~~953,888.30 ~~dated~~Overcollateralization asAmount ~~of August 1~~5, ~~2003~~451, ~~among Structured Asset Securities Corporation, as depositor, Aurora Loan Services Inc~~603.,91 asOvercollateralization ~~Master~~Deficiency ~~Servicer, The Murrayhill Company, as Credit Risk Manager, Wells Fargo Bank Minnesota, National Association, as Securities Administrator, and LaSalle Bank National Association, as Trustee~~0. ~~The~~00 ~~“Certificates”~~Aggregate ~~consist~~Overcolalteralization ofRelease ~~the following classes: Class 1-A1, Class 1-A2, Class 2-A, Class 3-A1, Class 3-A2, Class 3-A3, Class A-IO, Class M1, Class M2, Class M3, Class M4, Class M5, Class B, Class P, Class X and Class R~~0. ~~The~~00 ~~Certificates~~Targeted ~~evidence~~Overcollateralization ~~all~~Amount ~~of the beneficial ownership interest in a trust fund (the “Trust Fund”) that consists primarily of three pools of certain conventional~~5, ~~first and second lien~~451, ~~fixed and adjustable rate, fully amortizing and balloon, residential mortgage loans (the “Mortgage Loans”) with an aggregate outstanding principal balance of approximately $1,090,516,~~603 ~~as of August 1, 2003, together with certain other assets~~. ~~Capitalized terms used herein and not otherwise defined shall have the meanings assigned to them in the Trust Agreement.~~91

~~Item~~Group Level Collateral Statement Group 1(A) 1(B) 2(A) Collateral Description Fixed 15/30 & ARM Fixed 15/30 & ARM Fixed 15/30 & ARM Weighted Average Coupon Rate 7. ~~Financial~~735862 ~~Statements;~~7.498682 ~~Pro~~7.250960 ~~Forma~~Weighted ~~Financial~~Average ~~Information~~Net ~~and~~Rate ~~Exhibits~~7.235862 6.998681 6.750961 Weighted Average Maturity 353 353 352 Beginning Loan Count 442 806 655 Loans Paid In Full 4 5 10 Ending Loan Count 438 801 645 Beginning Scheduled Balance 61,535,971.37 135,929,336.63 77,867,413.30 Ending scheduled Balance 60,928,331.51 135,041,410.26 76,497,120.80 Record Date 08/31/2003 08/31/2003 08/31/2003 Principal And Interest Constant 449,390.97 953,449.11 554,053.14 Scheduled Principal 52,696.15 104,040.09 83,541.86 Unscheduled Principal 554,943.71 783,886.28 1,286,750.64 Scheduled Interest 396,694.82 849,409.02 470,511.28 Servicing Fees 25,639.98 56,637.26 32,444.74 Master Servicing Fees 0.00 0.00 0.00 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 15,651.94 91,741.04 32,712.22 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 355,402.90 701,030.72 405,354.32 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.00 0.00 0.00 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 6.930637 6.188781 6.246839

Group Level Collateral Statement Group 2(aB) 3(A) 3(B) Collateral Description Fixed 15/30 & ARM Fixed 15/30 & ARM Fixed 15/30 & ARM Weighted Average Coupon Rate 6.940931 8.481611 7.209391 Weighted Average Net Rate 6.440931 7.981611 6.709391 Weighted Average Maturity 352 341 341 Beginning Loan Count 2,812 1,294 1,024 Loans Paid In Full 24 7 3 Ending Loan Count 2,788 1,287 1,021 Beginning Scheduled Balance 441,761,081.81 136,141,744.91 237,281,055.89 Ending scheduled Balance 437,074,415.09 134,584,443.79 236,144,674.19 Record Date 08/31/2003 08/31/2003 08/31/2003 Principal And Interest Constant 2,948,002.60 1,077,076.72 1,613,718.13 Scheduled Principal 392,808.34 114,825.65 188,174.93 Unscheduled Principal 4,293,858.38 1,442,475.47 948,206.77 Scheduled Interest 2,555,194.26 962,251.07 1,425,543.20 Servicing Fees 184,067.15 56,725.73 98,867.11 Master Servicing Fees 0.00 0.00 0.00 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 160,715.32 41,658.52 106,839.57 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 2,210,411.79 863,866.82 1,219,836.52 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.00 0.00 0.00 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 6.004364 7.614418 6.169072

~~Not~~Group ~~applicable~~Level Collateral Statement Group Total Collateral Description Mixed Fixed & Arm Weighted Average Coupon Rate 7.328201 Weighted Average Net Rate 6.828201 Weighted Average Maturity 353.00 Record Date 08/31/2003 Principal And Interest Constant 7,595,690.67 Beginning Loan Count 7,033 Loans Paid In Full 53 Ending Loan Count 6,980 Beginning Scheduled Balance 1,090,516,603.91 Ending Scheduled Balance 1,080,270,395.64 Scheduled Principal 936,087.02 Unscheduled Principal 9,310,121.25 Scheduled Interest 6,659,603.65 Servicing Fee 454,381.97 Master Servicing Fee 0.00 Trustee Fee 0.00 Fry Amount 0.00 Special Hazard Fee 0.00 Other Fee 449,318.61 Pool Insurance Fee 0.00 Spread 1 0.00 Spread 2 0.00 Spread 3 0.00 Net Interest 5,755,903.07 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Percentage of Cumulative Losses 0.00 Prepayment Penalties 0.00 Special Servicing Fee 0.00 Pass-Through Rate 6.333772

(b)

Not applicable.

(c)

Exhibits:

4.1

Trust Agreement dated as of August 1, 2003, among Structured Asset Securities Corporation, as Depositor, Aurora Loan Services Inc., as Master Servicer, The Murrayhill Company, as Credit Risk Manager, Wells Fargo Bank Minnesota, National Association, as Securities Administrator, and LaSalle Bank National Association, as Trustee.

99.1

Mortgage Loan Sale and Assignment Agreement dated as of August 1, 2003, between Lehman Brothers Holdings Inc., as Seller, and Structured Asset Securities Corporation, as Purchaser.

99.2

Securitization Servicing Agreement dated as of August 1, 2003, by and between Lehman Brothers Holdings Inc., as Seller, Aurora Loan Services Inc., as Master Servicer, and Ocwen Federal Bank FSB, as Servicer.

99.3

Subservicing Agreement dated as of August 1, 2003, among Lehman Brothers Holdings Inc., as Seller, Aurora Loan Services Inc., as Master Servicer, and Option One Mortgage Corporation, as Sub-Servicer.

99.4

Securitization Servicing Agreement dated as of August 1, 2003, among Lehman Brothers Holdings Inc., as Seller, Aurora Loan Services Inc., as Master Servicer, and Option One Mortgage Corporation, as Servicer.

99.5

Securitization Servicing Agreement, dated as of August 1, 2003, among Lehman Brothers Holdings Inc., as Seller, Aurora Loan Services Inc., as Master Servicer, and Wilshire Credit Corporation, as Servicer.

99.6

Reconstituted Servicing Agreement dated as of August 1, 2003, among Lehman Brothers Holdings Inc., as Seller, Wells Fargo Home Mortgage, Inc., as Servicer, and Aurora Loan Services Inc., as Master Servicer.

99.7

Mortgage Guaranty Insurance Corporation (“MGIC”), Master Policy (No. 12-670-4-3364), including (i) the Master Policy Declaration Page (form #71-70035 10/96); (ii) the Terms and Conditions (form #71-7135); (iii) Endorsements #71-70192 (8/01) and #71-70201 (0/03) and (iv) the MGIC Commitment Certificate (form #71-70239 2/03) covering certain first lien Mortgage Loans with original Loan-to-Value Ratios in excess of 80%.

SIGNATURES

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.

STRUCTURED ASSET SECURITIES

CORPORATION

By: /s/ Ellen V. Kiernan

Name: Ellen V. Kiernan

Title: Senior Vice President

Dated: August 29, 2003

EXHIBIT INDEX

Exhibit No.

Description

Page No.

4.1

99.1

Mortgage Loan Sale and Assignment Agreement dated as of August 1, 2003, between Lehman Brothers Holdings Inc., as Seller, and Structured Asset Securities Corporation, as Purchaser.

99.2

99.3

Subservicing Agreement dated as of August 1, 2003, among Lehman Brothers Holdings Inc., as Seller, Aurora Loan Services Inc., as Master Servicer, and Option One Mortgage Corporation, as Servicer.

99.4

99.5

99.6

99.7

Mortgage Guaranty Insurance Corporation (“MGIC”), Master Policy (No. 12-670-4-3305), including (i) the Master Policy Declaration Page (form #71-70035 10/96); (ii) the Terms and Conditions (form #71-7135); (iii) Endorsements #71-70192 (8/01) and #71-70201 (10/01) and (iv) the MGIC Commitment Certificate (form #71-70239 2/03) covering certain first lien Mortgage Loans with original Loan-to-Value Ratios in excess of 80%.

Filing Compare · STRUCTURED ASSET SEC CORP MORT PAS THR CERTS SER 2003 BC9