8-K 1 sai03bc3.txt OCTOBER 8-K 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): October 27, 2003 STRUCTURED ASSET INVESTMENT LOAN TRUST Mortgage Pass-Through Certificates, Series 2003-BC3 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-102489-08 54-2110373 Pooling and Servicing Agreement) (Commission 54-2110374 (State or other File Number) 54-2110375 jurisdiction IRS EIN 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 October 27, 2003 a distribution was made to holders of STRUCTURED ASSET INVESTMENT LOAN TRUST, Mortgage Pass-Through Certificates, Series 2003-BC3 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-BC3 Trust, relating to the October 27, 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-BC3 Trust By: Wells Fargo Bank Minnesota, N.A., as Trustee By: /s/ Beth Belfield, Assistant Vice President By: Beth Belfield, Assistant Vice President Date: 10/30/03 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-BC3 Trust, relating to the October 27, 2003 distribution. EX-99.1

Structured Asset Investment Loan Trust Mortgage Pass-Through Certificates Record Date: 89/3130/03 Distribution Date: 910/2527/03 SAIL Series: 2003-BC3 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 86358EAU0 SEN 1.~~21000~~22000% ~~291~~281,~~774~~714,~~002~~033.1366 ~~304~~305,~~012~~503.3022 1015,~~059~~871,~~968~~228.4778 1-A2 86358EAV8 SEN 2.32800% 250,697,000.00 486,352.18 0.00 2-A1 86358EAW6 SEN 1.~~21000~~22000% ~~189~~174,~~073~~096,~~474~~458.3421 ~~197~~188,~~004~~797.0694 1413,~~977~~787,~~016~~487.1319 2-A2 86358EAX4 SEN 2.24500% 189,527,000.00 354,573.43 0.00 A-IO 86358EAY2 IO 6.00000% 0.00 1,837,375.00 0.00 M1 86358EAZ9 MEZ 2.~~06000~~07000% 58,398,000.00 ~~103~~107,~~591~~452.5632 0.00 M2 86358EBA3 MEZ 3.~~06000~~07000% 26,141,000.00 6871,~~881~~335.5488 0.00 M3 86358EBB1 MEZ 3.~~36000~~37000% 5,005,000.00 14,~~481~~992.1376 0.00 M4 86358EBC9 MEZ 4.~~36000~~37000% 9,455,000.00 3536,~~498~~727.2742 0.00 M5 86358EBD7 MEZ 4.~~61000~~62000% 6,674,000.00 2627,~~493~~407.9389 0.00 B 86358EBE5 SEN 4.~~61000~~62000% 7,230,000.00 2829,~~701~~691.0920 0.00 X SAI03BC3X SEN 0.00000% 7,787,028.54 2,~~537~~349,~~053~~236.2338 0.00 P SAI03BC3P SEN 0.00000% 100.00 ~~483~~557,~~225~~569.0667 0.00 R SAI03B3R3 SEN 0.00000% 0.00 0.00 0.00 Totals 1,~~041~~016,~~761~~724,~~605~~620.0141 6,~~477~~367,~~242~~015.7829 2529,~~036~~658,~~984~~715.6097

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses 1-A1 0.00 ~~281~~265,~~714~~842,~~033~~804.6688 1016,~~363~~176,~~980~~732.7700 0.00 1-A2 0.00 250,697,000.00 486,352.18 0.00 2-A1 0.00 ~~174~~160,~~096~~308,~~458~~971.2102 1513,~~174~~976,~~020~~285.1913 0.00 2-A2 0.00 189,527,000.00 354,573.43 0.00 A-IO 0.00 0.00 1,837,375.00 0.00 M1 0.00 58,398,000.00 ~~103~~107,~~591~~452.5632 0.00 M2 0.00 26,141,000.00 6871,~~881~~335.5488 0.00 M3 0.00 5,005,000.00 14,~~481~~992.1376 0.00 M4 0.00 9,455,000.00 3536,~~498~~727.2742 0.00 M5 0.00 6,674,000.00 2627,~~493~~407.9389 0.00 B 0.00 7,230,000.00 2829,~~701~~691.0920 0.00 X 0.00 7,787,028.54 2,~~537~~349,~~053~~236.2338 0.00 P 0.00 100.00 ~~483~~557,~~225~~569.0667 0.00 R 0.00 0.00 0.00 0.00 Totals 0.00 1987,~~016~~065,~~724,620~~904.4144 3136,~~514~~025,~~227~~731.3826 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) 1-A1 319,486,000.00 ~~291~~281,~~774~~714,~~002~~033.1366 0.00 1015,~~059~~871,~~968~~228.4778 0.00 0.00 1-A2 250,697,000.00 250,697,000.00 0.00 0.00 0.00 0.00 2-A1 231,948,000.00 ~~189~~174,~~073~~096,~~474~~458.3421 0.00 1413,~~977~~787,~~016~~487.1319 0.00 0.00 2-A2 189,527,000.00 189,527,000.00 0.00 0.00 0.00 0.00 A-IO 0.00 0.00 0.00 0.00 0.00 0.00 M1 58,398,000.00 58,398,000.00 0.00 0.00 0.00 0.00 M2 26,141,000.00 26,141,000.00 0.00 0.00 0.00 0.00 M3 5,005,000.00 5,005,000.00 0.00 0.00 0.00 0.00 M4 9,455,000.00 9,455,000.00 0.00 0.00 0.00 0.00 M5 6,674,000.00 6,674,000.00 0.00 0.00 0.00 0.00 B 7,230,000.00 7,230,000.00 0.00 0.00 0.00 0.00 X 7,787,028.54 7,787,028.54 0.00 0.00 0.00 0.00 P 100.00 100.00 0.00 0.00 0.00 0.00 R 0.00 0.00 0.00 0.00 0.00 0.00 Totals 1,112,348,128.54 1,~~041~~016,~~761~~724,~~605~~620.0141 0.00 2529,~~036~~658,~~984~~715.6097 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 1-A1 1015,~~059~~871,~~968~~228.4778 ~~281~~265,~~714~~842,~~033~~804.6688 0.~~88177270~~83209532 1015,~~059~~871,~~968~~228.4778 1-A2 0.00 250,697,000.00 1.00000000 0.00 2-A1 1413,~~977~~787,~~016~~487.1319 ~~174~~160,~~096~~308,~~458~~971.2102 0.~~75058400~~69114186 1413,~~977~~787,~~016~~487.1319 2-A2 0.00 189,527,000.00 1.00000000 0.00 A-IO 0.00 0.00 0.00000000 0.00 M1 0.00 58,398,000.00 1.00000000 0.00 M2 0.00 26,141,000.00 1.00000000 0.00 M3 0.00 5,005,000.00 1.00000000 0.00 M4 0.00 9,455,000.00 1.00000000 0.00 M5 0.00 6,674,000.00 1.00000000 0.00 B 0.00 7,230,000.00 1.00000000 0.00 X 0.00 7,787,028.54 1.00000000 0.00 P 0.00 100.00 1.00000000 0.00 R 0.00 0.00 0.00000000 0.00 Totals 2529,~~036~~658,~~984~~715.6097 1987,~~016~~065,~~724,620~~904.4144 0.~~91403455~~88737139 2529,~~036~~658,~~984~~715.6097

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion 1-A1 319,486,000.00 ~~913~~881.~~26068163~~77270259 0.00000000 3149.~~48797904~~67738424 0.00000000 1-A2 250,697,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 2-A1 231,948,000.00 ~~815~~750.~~15457922~~58400249 0.00000000 6459.~~57057672~~44214733 0.00000000 2-A2 189,527,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-IO 0.00 0.00000000 0.00000000 0.00000000 0.00000000 M1 58,398,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M2 26,141,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M3 5,005,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M4 9,455,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M5 6,674,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 B 7,230,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 X 7,787,028.54 1000.00000000 0.00000000 0.00000000 0.00000000 P 100.00 0.00000000 0.00000000 0.00000000 0.00000000 R 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 1-A1 0.00000000 3149.~~48797904~~67738424 ~~881~~832.~~77270259~~09531836 0.~~88177270~~83209532 3149.~~48797904~~67738424 1-A2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 2-A1 0.00000000 6459.~~57057672~~44214733 ~~750~~691.~~58400249~~14185516 0.~~75058400~~69114186 6459.~~57057672~~44214733 2-A2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 A-IO 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 0.00000000 1.00000000 0.00000000 R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (3) Amount Does Not Include Excess Special Hazard, ~~Bankrupcy~~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 1-A1 319,486,000.00 1.~~21000~~22000% ~~291~~281,~~774~~714,~~002~~033.1366 ~~304~~305,~~012~~503.3022 0.00 0.00 1-A2 250,697,000.00 2.32800% 250,697,000.00 486,352.18 0.00 0.00 2-A1 231,948,000.00 1.~~21000~~22000% ~~189~~174,~~073~~096,~~474~~458.3421 ~~197~~188,~~004~~797.0694 0.00 0.00 2-A2 189,527,000.00 2.24500% 189,527,000.00 354,573.43 0.00 0.00 A-IO 0.00 6.00000% 367,475,000.00 1,837,375.00 0.00 0.00 M1 58,398,000.00 2.~~06000~~07000% 58,398,000.00 ~~103~~107,~~591~~452.5632 0.00 0.00 M2 26,141,000.00 3.~~06000~~07000% 26,141,000.00 6871,~~881~~335.5488 0.00 0.00 M3 5,005,000.00 3.~~36000~~37000% 5,005,000.00 14,~~481~~992.1376 0.00 0.00 M4 9,455,000.00 4.~~36000~~37000% 9,455,000.00 3536,~~498~~727.2742 0.00 0.00 M5 6,674,000.00 4.~~61000~~62000% 6,674,000.00 2627,~~493~~407.9389 0.00 0.00 B 7,230,000.00 4.~~61000~~62000% 7,230,000.00 2829,~~701~~691.0920 0.00 0.00 X 7,787,028.54 0.00000% 7,787,028.54 0.00 0.00 0.00 P 100.00 0.00000% 100.00 0.00 0.00 0.00 R 0.00 0.00000% 0.00 0.00 0.00 0.00 Totals 1,112,348,128.54 3,~~456~~460,~~964~~209.4924 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 1-A1 0.00 0.00 ~~304~~305,~~012~~503.3022 0.00 ~~281~~265,~~714~~842,~~033~~804.6688 1-A2 0.00 0.00 486,352.18 0.00 250,697,000.00 2-A1 0.00 0.00 ~~197~~188,~~004~~797.0694 0.00 ~~174~~160,~~096~~308,~~458~~971.2102 2-A2 0.00 0.00 354,573.43 0.00 189,527,000.00 A-IO 0.00 0.00 1,837,375.00 0.00 ~~367~~300,~~475~~661,000.00 M1 0.00 0.00 ~~103~~107,~~591~~452.5632 0.00 58,398,000.00 M2 0.00 0.00 6871,~~881~~335.5488 0.00 26,141,000.00 M3 0.00 0.00 14,~~481~~992.1376 0.00 5,005,000.00 M4 0.00 0.00 3536,~~498~~727.2742 0.00 9,455,000.00 M5 0.00 0.00 2627,~~493~~407.9389 0.00 6,674,000.00 B 0.00 0.00 2829,~~701~~691.0920 0.00 7,230,000.00 X 0.00 0.00 2,~~537~~349,~~053~~236.2338 0.00 7,787,028.54 P 0.00 0.00 ~~483~~557,~~225~~569.0667 0.00 100.00 R 0.00 0.00 0.00 0.00 0.00 Totals 0.00 0.00 6,~~477~~367,~~242~~015.7829 0.00 (4) Amount Does Not Include Excess Special Hazard, ~~Bankrupcy~~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 1-A1 319,486,000.00 1.~~21000~~22000% ~~913~~881.~~26068163~~77270259 0.~~95156689~~95623351 0.00000000 0.00000000 1-A2 250,697,000.00 2.32800% 1000.00000000 1.94000000 0.00000000 0.00000000 2-A1 231,948,000.00 1.~~21000~~22000% ~~815~~750.~~15457922~~58400249 0.~~84934580~~81396666 0.00000000 0.00000000 2-A2 189,527,000.00 2.24500% 1000.00000000 1.87083334 0.00000000 0.00000000 A-IO 0.00 6.00000% 1000.00000000 5.00000000 0.00000000 0.00000000 M1 58,398,000.00 2.~~06000~~07000% 1000.00000000 1.~~77388883~~84000000 0.00000000 0.00000000 M2 26,141,000.00 3.~~06000~~07000% 1000.00000000 2.~~63500019~~72888872 0.00000000 0.00000000 M3 5,005,000.00 3.~~36000~~37000% 1000.00000000 2.~~89333267~~99555644 0.00000000 0.00000000 M4 9,455,000.00 4.~~36000~~37000% 1000.00000000 3.~~75444421~~88444421 0.00000000 0.00000000 M5 6,674,000.00 4.~~61000~~62000% 1000.00000000 34.~~96972280~~10666617 0.00000000 0.00000000 B 7,230,000.00 4.~~61000~~62000% 1000.00000000 34.~~96972199~~10666667 0.00000000 0.00000000 X 7,787,028.54 0.00000% 1000.00000000 0.00000000 0.00000000 0.00000000 P 100.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 (5) All Classes are per $1,000 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 1-A1 0.00000000 0.00000000 0.~~95156689~~95623351 0.00000000 ~~881~~832.~~77270259~~09531836 1-A2 0.00000000 0.00000000 1.94000000 0.00000000 1000.00000000 2-A1 0.00000000 0.00000000 0.~~84934580~~81396666 0.00000000 ~~750~~691.~~58400249~~14185516 2-A2 0.00000000 0.00000000 1.87083334 0.00000000 1000.00000000 A-IO 0.00000000 0.00000000 5.00000000 0.00000000 ~~1000~~818.~~00000000~~18082863 M1 0.00000000 0.00000000 1.~~77388883~~84000000 0.00000000 1000.00000000 M2 0.00000000 0.00000000 2.~~63500019~~72888872 0.00000000 1000.00000000 M3 0.00000000 0.00000000 2.~~89333267~~99555644 0.00000000 1000.00000000 M4 0.00000000 0.00000000 3.~~75444421~~88444421 0.00000000 1000.00000000 M5 0.00000000 0.00000000 34.~~96972280~~10666617 0.00000000 1000.00000000 B 0.00000000 0.00000000 34.~~96972199~~10666667 0.00000000 1000.00000000 X 0.00000000 0.00000000 ~~325~~301.~~80505092~~68585718 0.00000000 1000.00000000 P 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (6) Amount Does Not Include Excess Special Hazard, ~~Bankrupcy~~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 3236,~~372~~906,~~720~~389.9587 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 0.00 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0(43,073.0041) Prepayment Penalties 0.00 Total Deposits 3236,~~372~~863,~~720~~316.9546 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee ~~858~~837,~~493~~585.5720 Payment of Interest and Principal 3136,~~514~~025,~~227~~731.3826 Total Withdrawals (Pool Distribution Amount) 3236,~~372~~863,~~720~~316.9546 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee ~~434~~423,~~067~~635.2819 Credit Risk Management Fee 1312,~~022~~709.0206 PMI Insurance Premium Fee ~~407~~397,~~063~~004.5254 Wells Fargo Bank Minnesota, NA 4,~~340~~236.7541 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~858~~837,~~493~~585.5720

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 47 0 0 47 ~~528~~1,~~611~~309,318.4621 0.00 0.00 ~~528~~1,~~611~~309,318.4621 30 Days ~~159~~158 0 0 0 ~~159~~158 2322,~~156~~761,~~546~~514.1021 0.00 0.00 0.00 2322,~~156~~761,~~546~~514.1021 60 Days 6546 0 524 0 70 96,~~438~~785,~~842~~300.5258 0.00 ~~892~~3,~~466~~079,145.9056 0.00 109,~~331~~864,~~309~~446.4214 90 Days 3222 32 5831 10 9455 43,~~550~~730,~~377~~248.7901 ~~541~~116,~~097~~111.0147 84,~~871~~313,~~385~~656.0329 ~~67,928~~0.5700 148,~~030~~160,~~788~~015.4077 120 Days 918 25 1751 13 2977 ~~883~~2,~~655~~874,704.2504 ~~115~~796,~~782~~374.0443 37,~~308~~312,~~160~~084.1829 ~~150~~460,~~932~~726.7466 411,~~458~~443,~~530~~889.2142 150 Days 64 2 1017 2 2025 ~~456~~381,~~099~~390.2188 85115,~~185~~782.1104 13,~~242~~145,~~061~~102.5904 ~~849~~206,~~134~~902.7308 23,~~632~~849,~~480~~177.6404 180+ Days 3 12 716 19 1230 ~~324~~150,~~756~~286.6783 94132,~~493~~518.20 ~~740~~1,~~262~~588,818.3987 801,~~665~~645,053.0087 13,~~240~~516,~~177~~677.2677 Totals ~~274~~251 1218 97139 514 ~~388~~422 3836,~~810~~683,~~277~~444.5455 12,~~365~~470,~~168~~104.8235 1519,~~054~~438,~~336~~807.0905 12,~~148~~312,~~661~~682.0461 5660,~~378~~905,~~443~~038.4956 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.~~064662~~116144% 0.000000% 0.000000% 0.~~064662~~116144% 0.~~051955~~132550% 0.000000% 0.000000% 0.~~051955~~132550% 30 Days 2.~~570320~~621536% 0.000000% 0.000000% 0.000000% 2.~~570320~~621536% 2.~~275979~~304276% 0.000000% 0.000000% 0.000000% 2.~~275979~~304276% 60 Days 10.~~050760~~763232% 0.000000% 0.~~080828~~398208% 0.000000% 1.~~131587~~161440% 0.~~927712~~686914% 0.000000% 0.~~087718~~311719% 0.000000% 10.~~015430~~998633% 90 Days 0.~~517297~~365024% 0.~~048497~~033184% 0.~~937601~~514352% 0.~~016166~~000000% 10.~~519560~~912560% 0.~~447241~~377634% 0.~~053183~~011755% 0.~~871939~~436696% 0.~~006676~~000000% 10.~~379039~~826084% 120 Days 0.~~145490~~298656% 0.~~032331~~082960% 0.~~274814~~846192% 0.~~016166~~049776% 01.~~468801~~277584% 0.~~086852~~291022% 0.~~011380~~080621% 0.~~325148~~740243% 0.~~014835~~046642% 01.~~438214~~158529% 150 Days 0.~~096993~~066368% 0.~~032331~~033184% 0.~~161655~~282064% 0.~~032331~~033184% 0.~~323311~~414800% 0.~~044828~~038610% 0.~~008373~~011721% 0.~~122078~~318396% 0.~~083459~~020946% 0.~~258738~~389674% 180+ Days 0.~~048497~~049776% 0.~~016166~~033184% 0.~~113159~~265472% 0.~~016166~~149328% 0.~~193986~~497760% 0.~~031919~~015214% 0.~~009287~~013416% 0.~~072758~~160845% 0.~~007928~~166538% 0.~~121893~~356013% Totals 4.~~429357~~164593% 0.~~193986~~298656% 12.~~568057~~306288% 0.~~080828~~232288% 67.~~272228~~001825% 3.~~814532~~713672% 0.~~134178~~250063% 1.~~479640~~967900% 0.~~112898~~234126% 56.~~541248~~165760%

Delinquency Status By Groups

~~Delinquency Status By Groups~~ DELINQUENT BANKRUPTCY FORECLOSURE REO Total 1(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 1 0 0 1 66,~~618~~564.5914 0.00 0.00 66,~~618~~564.5914 30 Days 78 0 0 0 78 ~~770~~1,~~624~~031,020.7543 0.00 0.00 0.00 ~~770~~1,~~624~~031,020.7543 60 Days 61 0 0 0 61 ~~494~~209,~~531~~245.1553 0.00 0.00 0.00 ~~494~~209,~~531~~245.1553 90 Days 01 0 2 0 23 082,354.0059 0.00 ~~218~~141,~~732~~484.9475 0.00 ~~218~~223,~~732~~839.9434 120 Days 0 0 01 0 01 0.00 0.00 057,514.0031 0.00 057,514.0031 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 1310 1 23 0 1614 1,~~265~~322,~~155~~620.9055 66,~~618~~564.5914 ~~218~~198,~~732~~999.9406 0.00 1,~~550~~588,~~507~~183.4375 0-29 Days 0.~~151515~~154560% 0.000000% 0.000000% 0.~~151515~~154560% 0.~~072400~~074245% 0.000000% 0.000000% 0.~~072400~~074245% 30 Days 1.~~060606~~236476% 0.000000% 0.000000% 0.000000% 1.~~060606~~236476% 01.~~837507~~149996% 0.000000% 0.000000% 0.000000% 01.~~837507~~149996% 60 Days 0.~~909091~~154560% 0.000000% 0.000000% 0.000000% 0.~~909091~~154560% 0.~~537451~~233392% 0.000000% 0.000000% 0.000000% 0.~~537451~~233392% 90 Days 0.~~000000~~154560% 0.000000% 0.~~303030~~309119% 0.000000% 0.~~303030~~463679% 0.~~000000~~091858% 0.000000% 0.~~237717~~157812% 0.000000% 0.~~237717~~249670% 120 Days 0.000000% 0.000000% 0.~~000000~~154560% 0.000000% 0.~~000000~~154560% 0.000000% 0.000000% 0.~~000000~~064151% 0.000000% 0.~~000000~~064151% 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.~~969697~~545595% 0.~~151515~~154560% 0.~~303030~~463679% 0.000000% 2.~~424242~~163833% 1.~~374958~~475246% 0.~~072400~~074245% 0.~~237717~~221963% 0.000000% 1.~~685074~~771454% 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 12 0 0 12 ~~171~~379,~~043~~157.5285 0.00 0.00 ~~171~~379,~~043~~157.5285 30 Days 8274 0 0 0 8274 1110,~~657~~274,~~483~~839.2348 0.00 0.00 0.00 1110,~~657~~274,~~483~~839.2348 60 Days 2720 0 014 0 2734 32,~~884~~788,~~603~~369.4426 0.00 01,246,408.0062 0.00 34,~~884~~034,~~603~~777.4488 90 Days 1112 20 3516 0 4828 12,~~660~~083,~~063~~477.1350 ~~258,007~~0.3000 42,~~631~~231,~~292~~434.9201 0.00 64,~~549~~314,~~363~~911.3551 120 Days 8 1 028 82 039 ~~9 195~~1,~~136~~253,349.7332 043,962.0031 13,~~147~~401,~~512~~460.4487 0392,798.0009 15,~~342~~091,~~649~~570.1759 150 Days 0 0 46 01 47 0.00 0.00 ~~598~~915,~~259~~588.2292 055,969.0034 ~~598~~971,~~259~~558.2226 180 Days 0 0 01 02 03 0.00 0.00 0126,400.00 0354,988.0086 0481,388.0086 Totals ~~121~~114 3 4765 05 ~~171~~187 1716,~~397~~400,~~286~~035.5356 ~~429~~423,~~050~~120.8216 67,~~377~~921,~~064~~292.5842 0803,756.0029 2425,~~203~~548,~~401~~204.9343 0-29 Days 0.~~030989~~063412% 0.000000% 0.000000% 0.~~030989~~063412% 0.~~033478~~076223% 0.000000% 0.000000% 0.~~033478~~076223% 30 Days 2.~~541060~~346227% 0.000000% 0.000000% 0.000000% 2.~~541060~~346227% 2.~~281717~~065582% 0.000000% 0.000000% 0.000000% 2.~~281717~~065582% 60 Days 0.~~836690~~634115% 0.000000% 0.~~000000~~443881% 0.000000% 01.~~836690~~077996% 0.~~760333~~560554% 0.000000% 0.~~000000~~250569% 0.000000% 0.~~760333~~811124% 90 Days 0.~~340874~~380469% 0.~~061977~~000000% 10.~~084599~~507292% 0.000000% 10.~~487450~~887762% 0.~~324924~~418848% 0.~~050500~~000000% 0.~~906482~~448592% 0.000000% 10.~~281906~~867440% 120 Days 0.~~030989~~253646% 0.~~000000~~031706% 0.~~247908~~887762% 0.~~000000~~063412% 01.~~278897~~236525% 0.~~038194~~251965% 0.~~000000~~008838% 0.~~224602~~683806% 0.~~000000~~078965% 01.~~262796~~023574% 150 Days 0.000000% 0.000000% 0.~~123954~~190235% 0.~~000000~~031706% 0.~~123954~~221940% 0.000000% 0.000000% 0.~~117097~~184064% 0.~~000000~~011252% 0.~~117097~~195315% 180 Days 0.000000% 0.000000% 0.~~000000~~031706% 0.~~000000~~063412% 0.~~000000~~095117% 0.000000% 0.000000% 0.~~000000~~025411% 0.~~000000~~071364% 0.~~000000~~096775% Totals 3.~~749613~~614458% 0.~~092966~~095117% 12.~~456461~~060875% 0.~~000000~~158529% 5.~~299039~~928979% 3.~~405167~~296949% 0.~~083978~~085061% 1.~~248182~~592441% 0.~~000000~~161582% 45.~~737327~~136033% 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 1 0 0 1 28,~~889~~873.4315 0.00 0.00 28,~~889~~873.4315 30 Days 3945 0 0 0 3945 4,~~010~~126,~~841~~043.2640 0.00 0.00 0.00 4,~~010~~126,~~841~~043.2640 60 Days 16 0 03 0 1619 1,~~238~~246,~~717~~890.3829 0.00 0554,410.0064 0.00 1,~~238~~801,~~717~~300.3893 90 Days 123 12 54 0 189 1338,~~088,603~~741.1949 ~~283~~116,~~089~~111.7147 ~~208~~220,~~930~~206.4422 0.00 1675,~~580,623~~059.3418 120 Days 75 2 37 0 1214 ~~617~~358,~~354~~360.4330 ~~115~~443,~~782~~702.0400 ~~255~~591,~~357~~143.5108 0.00 ~~988~~1,~~493~~393,205.9838 150 Days 4 1 2 15 80 ~~181~~11 381,~~007~~390.2188 47115,~~160~~782.1104 ~~169~~324,~~462~~222.6289 ~~598,384~~0.7300 ~~996~~821,~~014~~395.6781 180 Days 32 1 410 02 815 ~~324~~66,~~756~~660.6711 94,493.20 ~~392~~888,~~391~~508.7346 0687,984.0073 ~~811~~1,~~641~~737,646.6050 Totals 8175 68 1429 12 ~~102~~114 76,~~461~~518,~~280~~086.1447 ~~569~~798,~~414~~961.4986 12,~~026~~578,~~142~~491.3029 ~~598~~687,~~384~~984.73 910,~~655~~583,~~221~~524.6635 0-29 Days 0.~~087642~~091324% 0.000000% 0.000000% 0.~~087642~~091324% 0.~~023288~~024358% 0.000000% 0.000000% 0.~~023288~~024358% 30 Days 34.~~418054~~109589% 0.000000% 0.000000% 0.000000% 34.~~418054~~109589% 3.~~233215~~480779% 0.000000% 0.000000% 0.000000% 3.~~233215~~480779% 60 Days 1.~~402279~~461187% 0.000000% 0.~~000000~~273973% 0.000000% 1.~~402279~~735160% 01.~~998553~~051891% 0.000000% 0.~~000000~~467707% 0.000000% 01.~~998553~~519599% 90 Days 10.~~051709~~273973% 0.~~087642~~182648% 0.~~438212~~365297% 0.000000% 10.~~577564~~821918% 0.~~877544~~285766% 0.~~228204~~097953% 0.~~168423~~185769% 0.000000% 10.~~274170~~569488% 120 Days 0.~~613497~~456621% 0.~~175285~~182648% 0.~~262927~~639269% 0.000000% 1.~~051709~~278539% 0.~~497661~~302317% 0.~~093334~~374312% 0.~~205849~~498695% 0.000000% 01.~~796844~~175324% 150 Days 0.~~350570~~365297% 0.~~087642~~182648% 0.~~175285~~456621% 0.~~087642~~000000% 01.~~701139~~004566% 0.~~145913~~321746% 0.~~038017~~097675% 0.~~136607~~273518% 0.~~482369~~000000% 0.~~802906~~692939% 180 Days 0.~~262927~~182648% 0.~~087642~~091324% 0.~~350570~~913242% 0.~~000000~~182648% 01.~~701139~~369863% 0.~~261792~~056235% 0.~~076173~~079716% 0.~~316314~~749556% 0.~~000000~~580392% 01.~~654280~~465899% Totals 76.~~099036~~849315% 0.~~525855~~730594% 12.~~226994~~648402% 0.~~087642~~182648% 810.~~939527~~410959% 65.~~014679~~498734% 0.~~459016~~674014% 02.~~827193~~175246% 0.~~482369~~580392% 78.~~783256~~928385% 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 13 0 0 13 ~~262~~834,~~059~~723.9207 0.00 0.00 ~~262~~834,~~059~~723.9207 30 Days 31 0 0 0 31 67,~~717~~329,~~596~~610.8690 0.00 0.00 0.00 67,~~717~~329,~~596~~610.8690 60 Days 169 0 57 0 2116 32,~~820~~540,~~990~~795.5550 0.00 ~~892~~1,~~466~~278,326.9030 0.00 43,~~713~~819,~~457~~121.4580 90 Days 96 0 169 10 2615 1,~~801~~225,~~711~~674.4743 0.00 31,~~812~~720,~~428~~531.7331 ~~67,928~~0.5700 52,~~682~~946,~~068~~205.7774 120 Days 15 02 615 1 823 711,~~164~~262,994.0942 0308,710.0012 13,~~905~~261,~~290~~966.2303 ~~150~~67,~~932~~928.7457 24,~~127~~901,~~387~~599.0614 150 Days 20 10 46 1 87 ~~275,092~~0.00 ~~38,025~~0.00 ~~474~~1,~~339~~905,290.7523 ~~250~~150,~~750~~932.0074 12,~~038~~056,~~206~~222.7597 180 Days 01 01 35 15 412 083,626.0072 038,025.00 ~~347~~573,~~870~~910.6641 80602,~~665~~080.0028 ~~428~~1,~~535~~297,642.6641 Totals 5952 26 3442 47 99107 12,~~686~~442,~~554~~701.97 ~~300~~1,~~084~~181,458.9219 78,~~432~~740,~~396~~024.2728 ~~550~~820,~~276~~941.3159 2023,~~969~~185,~~312~~126.4703 0-29 Days 0.~~086356~~265252% 0.000000% 0.000000% 0.~~086356~~265252% 0.~~090223~~295821% 0.000000% 0.000000% 0.~~090223~~295821% 30 Days 2.~~677029~~740937% 0.000000% 0.000000% 0.000000% 2.~~677029~~740937% 2.~~312756~~597572% 0.000000% 0.000000% 0.000000% 2.~~312756~~597572% 60 Days 10.~~381693~~795756% 0.000000% 0.~~431779~~618921% 0.000000% 1.~~813472~~414677% 10.~~315503~~900443% 0.000000% 0.~~307261~~453032% 0.000000% 1.~~622764~~353475% 90 Days 0.~~777202~~530504% 0.000000% 10.~~381693~~795756% 0.~~086356~~000000% 21.~~245250~~326260% 0.~~620299~~434372% 0.000000% 10.~~312555~~609747% 0.~~023387~~000000% 1.~~956241~~044119% 120 Days 0.~~086356~~442087% 0.~~000000~~176835% 01.~~518135~~326260% 0.~~086356~~088417% 02.~~690846~~033599% 0.~~024501~~447598% 0.~~000000~~109405% 01.~~655960~~156022% 0.~~051964~~024073% 01.~~732424~~737099% 150 Days 0.~~172712~~000000% 0.~~086356~~000000% 0.~~345423~~530504% 0.~~086356~~088417% 0.~~690846~~618921% 0.~~094710~~000000% 0.~~013091~~000000% 0.~~163307~~675224% 0.~~086329~~053490% 0.~~357437~~728714% 180 Days 0.~~000000~~088417% 0.~~000000~~088417% 0.~~259067~~442087% 0.~~086356~~442087% 01.~~345423~~061008% 0.~~000000~~029637% 0.~~000000~~013476% 0.~~119766~~203391% 0.~~027772~~213374% 0.~~147538~~459877% Totals 54.~~094991~~597701% 0.~~172712~~530504% 23.~~936097~~713528% 0.~~345423~~618921% 89.~~549223~~460654% 4.~~367768~~409623% 0.~~103314~~418702% 23.~~558850~~097415% 0.~~189451~~290937% 78.~~219383~~216677%

COLLATERAL STATEMENT Collateral Description Mixed Fixed & Arm Weighted Average Gross Coupon 7.~~896917~~892199% Weighted Average Net Coupon 67.~~928023~~392199% Weighted Average Pass-Through Rate 6.~~923023~~918630% Weighted Average Maturity(Stepdown Calculation ) ~~350~~349 Beginning Scheduled Collateral Loan Count 6,~~304~~186 Number Of Loans Paid In Full ~~118~~159 Ending Scheduled Collateral Loan Count 6,~~186~~027 Beginning Scheduled Collateral Balance 1,~~041~~016,~~761~~724,~~505~~520.0141 Ending Scheduled Collateral Balance 1987,~~016~~065,~~724,520~~804.4144 Ending Actual Collateral Balance at 3130-~~Aug~~Sep-2003 1987,~~017~~794,~~432,295~~487.6473 Monthly P &I Constant 7,~~537~~359,~~472~~955.6264 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 043,073.0041 Cumulative Realized Loss (537,~~789~~284.~~18)~~23 Ending Scheduled Balance for Premium Loans 1987,~~016~~065,~~724,520~~804.4144 Scheduled Principal ~~681~~673,~~885~~128.4263 Unscheduled Principal 2428,~~355~~985,~~099~~587.1834

Miscellaneous Reporting Excess Cash Amount 2,~~537~~392,~~053~~309.2379 Overcollateralization Amount 7,787,028.54 Overcollateralization Deficiency 0.00 Targeted Overcollaterazliation Amount 7,787,028.54

Group Level Collateral Statement Group 1(A) 1(B) 2(A) Collateral Description Mixed Fixed Mixed ARM Mixed Fixed Weighted Average Coupon Rate 7.~~916509~~919939 7.~~759030~~757886 9.~~219116~~194968 Weighted Average Net Rate 7.~~416509~~419939 7.~~259030~~257886 8.~~719116~~694968 Weighted Average Maturity ~~350~~349 ~~350~~349 ~~336~~335 Beginning Loan Count ~~667~~660 3,~~273~~227 1,~~173~~141 Loans Paid In Full 713 73 46 32 Ending Loan Count ~~660~~647 3,~~227~~154 1,~~141~~095 Beginning Scheduled Balance 9291,~~904~~940,~~426~~423.8920 ~~519~~510,~~660~~564,~~933~~968.4466 ~~128~~123,~~412~~986,~~648~~908.2632 Ending scheduled Balance 9189,~~940~~576,~~423~~410.2063 ~~510~~497,~~564~~077,~~968~~643.6696 ~~123~~118,~~986~~471,~~908~~260.3293 Record Date 0809/3130/2003 0809/3130/2003 0809/3130/2003 Principal And Interest Constant ~~696~~690,~~826~~663.6445 3,~~685~~622,~~178~~435.5883 1,~~056~~019,~~472~~728.5000 Scheduled Principal 83,~~927~~861.7332 ~~325~~321,~~124~~681.4492 69,~~929~~681.9161 Unscheduled Principal ~~880~~2,~~075~~280,151.9625 813,~~770~~165,~~840~~642.3478 45,~~355~~445,~~810~~965.0378 Scheduled Interest ~~612~~606,~~898~~802.9113 3,~~360~~300,~~054~~753.1491 ~~986~~950,~~542~~046.5939 Servicing Fees 38,~~710~~308.1552 ~~216~~212,~~525~~735.39 5351,~~505~~661.2721 Master Servicing Fees 0.00 0.00 0.00 Trustee Fee ~~387~~383.1210 2,~~165~~127.2538 ~~535~~516.1061 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 36,~~372~~338.4438 ~~213~~211,~~674~~249.0342 3735,~~426~~603.7744 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 ~~537~~531,~~429~~772.2013 2,~~927~~874,~~689~~641.4772 ~~895~~862,~~075~~265.4513 Realized Loss Amount 0.00 05,789.0018 0.00 Cumulative Realized Loss 0.00 ~~(5,789~~0.~~18)~~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.~~941704~~940653 6.~~760615~~756378 8.~~364368~~345382

Group Level Collateral Statement Group 2(B) Total Collateral Description Mixed ARM Mixed Fixed & Arm Weighted Average Coupon Rate 7.~~564610~~563149 7.~~896917~~892199 Weighted Average Net Rate 7.~~064610~~063149 67.~~928023~~392199 Weighted Average Maturity ~~336~~335 ~~350~~349 Beginning Loan Count 1,~~191~~158 6,~~304~~186 Loans Paid In Full 3327 ~~118~~159 Ending Loan Count 1,~~158~~131 6,~~186~~027 Beginning Scheduled Balance ~~300~~290,~~783~~232,~~496~~220.4223 1,~~041~~016,~~761~~724,~~505~~520.0141 Ending scheduled Balance ~~290~~281,~~232~~940,~~220~~488.2392 1987,~~016~~065,~~724,520~~804.4144 Record Date 0809/3130/2003 0809/3130/2003 Principal And Interest Constant 2,~~098~~027,~~994~~128.9036 7,~~537~~359,~~472~~955.6264 Scheduled Principal ~~202~~197,903.3478 ~~681~~673,~~885~~128.4263 Unscheduled Principal 108,~~348~~093,~~372~~827.8553 2428,~~355~~985,~~099~~587.1834 Scheduled Interest 1,~~896~~829,~~091~~224.5658 6,~~855~~686,~~587~~827.2001 Servicing Fees ~~125~~120,~~326~~930.4707 ~~434~~423,~~067~~635.2819 Master Servicing Fees 0.00 0.00 Trustee Fee 1,~~253~~209.2832 4,~~340~~236.7541 FRY Amount 0.00 0.00 Special Hazard Fee 0.00 0.00 Other Fee ~~119~~113,~~590~~813.2830 ~~407~~397,~~063~~004.5254 Pool Insurance Fee 0.00 0.00 Spread Fee 1 0.00 0.00 Spread Fee 2 0.00 0.00 Spread Fee 3 0.00 0.00 Net Interest 1,~~649~~593,~~921~~271.5389 65,~~010~~861,~~115~~950.6587 Realized Loss Amount 037,284.0023 043,073.0041 Cumulative Realized Loss 037,284.0023 (537,~~789~~284.~~18)~~23 Percentage of Cumulative Losses 0.00 0.00 Prepayment Penalties 0.00 0.00 Special Servicing Fee 0.00 0.00 Pass-Through Rate 6.~~582495~~587574 6.~~923023~~918630

Filing Compare · STRUCTURED ASSET SEC CORP MORT PASS THR CERTS SER 2003-BC3