8-K 1 sai03b11.txt DECEMBER 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): December 26, 2003 STRUCTURED ASSET INVESTMENT LOAN TRUST Mortgage Pass-Through Certificates, Series 2003-B11 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-106925-13 54-2132867 Pooling and Servicing Agreement) (Commission 54-2132868 (State or other File Number) 54-2132869 jurisdiction 54-2132870 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 December 26, 2003 a distribution was made to holders of STRUCTURED ASSET INVESTMENT LOAN TRUST, Mortgage Pass-Through Certificates, Series 2003-B11 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-B11 Trust, relating to the December 26, 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-B11 Trust By: Wells Fargo Bank Minnesota, N.A. as Securities Administrator By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 1/2/04 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-B11 Trust, relating to the December 26, 2003 distribution. EX-99.1

~~SECURITIES~~Structured ~~AND~~Asset ~~EXCHANGE~~Investment ~~COMMISSION~~Loan Trust Mortgage Pass-Through Certificates Record Date: 11/30/03 Distribution Date: 12/26/03 SAIL Series: 2003-B11 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 A1 86358EEH5 SEN 1.27875% 770,576,474.37 848,517.07 18,294,443.58 A2 86358EEJ1 SEN 1.28875% 225,791,304.62 250,573.47 4,054,205.64 A3 86358EEK8 SEN 2.53000% 721,348,000.00 1,520,842.03 0.00 AIO 86358EEL6 IO 6.00000% 0.00 2,428,725.00 0.00 M1 86358EEM4 MEZ 1.76875% 108,281,000.00 164,921.74 0.00 M2 86358EEN2 MEZ 2.81875% 86,017,000.00 208,785.36 0.00 M3 86358EEP7 MEZ 3.16875% 25,299,000.00 69,032.01 0.00 M4 86358EEQ5 MEZ 4.11875% 30,359,000.00 107,674.31 0.00 M5 86358EER3 MEZ 4.11875% 17,203,000.00 61,013.90 0.00 B 86358EES1 SEN 4.11875% 18,215,000.00 64,603.17 0.00 X SAI03B11X SEN 0.00000% 5,029,631.11 20,917.42 0.00 P SAI03B11P SEN 0.00000% 50.00 144,997.20 0.00 R1 SAI3B11R1 SEN 0.00000% 0.00 0.00 0.00 R2 SAI3B11R2 SEN 0.00000% 0.00 0.00 0.00 R3 SAI3B11R3 SEN 0.00000% 0.00 0.00 0.00 R4 SAI3B11R4 SEN 0.00000% 0.00 0.00 0.00 Totals 2,008,119,460.10 5,890,602.68 22,348,649.22

~~Washington~~Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A1 0.00 752,282,030.79 D19,142,960.C65 0. ~~20549~~00 A2 0.00 221,737,098.98 4,304,779.11 0.00 A3 0.00 721,348,000.00 1,520,842.03 0.00 AIO 0.00 0.00 2,428,725.00 0.00 M1 0.00 108,281,000.00 164,921.74 0.00 M2 0.00 86,017,000.00 208,785.36 0.00 M3 0.00 25,299,000.00 69,032.01 0.00 M4 0.00 30,359,000.00 107,674.31 0.00 M5 0.00 17,203,000.00 61,013.90 0.00 B 0.00 18,215,000.00 64,603.17 0.00 X 0.00 9,982,303.12 20,917.42 0.00 P 0.00 50.00 144,997.20 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 1,990,723,482.89 28,239,251.90 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 ~~8-K~~Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) A1 783,976,000.00 770,576,474.37 0.00 18,294,443.58 0.00 0.00 A2 233,240,000.00 225,791,304.62 0.00 4,054,205.64 0.00 0.00 A3 721,348,000.00 721,348,000.00 0.00 0.00 0.00 0.00 AIO 0.00 0.00 0.00 0.00 0.00 0.00 M1 108,281,000.00 108,281,000.00 0.00 0.00 0.00 0.00 M2 86,017,000.00 86,017,000.00 0.00 0.00 0.00 0.00 M3 25,299,000.00 25,299,000.00 0.00 0.00 0.00 0.00 M4 30,359,000.00 30,359,000.00 0.00 0.00 0.00 0.00 M5 17,203,000.00 17,203,000.00 0.00 0.00 0.00 0.00 B 18,215,000.00 18,215,000.00 0.00 0.00 0.00 0.00 X 36.95 5,029,631.11 0.00 0.00 0.00 0.00 P 50.00 50.00 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 2,023,938,086.95 2,008,119,460.10 0.00 22,348,649.22 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 A1 18,294,443.58 752,282,030.79 0.95957278 18,294,443.58 A2 4,054,205.64 221,737,098.98 0.95068213 4,054,205.64 A3 0.00 721,348,000.00 1.00000000 0.00 AIO 0.00 0.00 0.00000000 0.00 M1 0.00 108,281,000.00 1.00000000 0.00 M2 0.00 86,017,000.00 1.00000000 0.00 M3 0.00 25,299,000.00 1.00000000 0.00 M4 0.00 30,359,000.00 1.00000000 0.00 M5 0.00 17,203,000.00 1.00000000 0.00 B 0.00 18,215,000.00 1.00000000 0.00 X 0.00 9,982,303.12 270,157.05331529 0.00 P 0.00 50.00 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 22,348,649.22 1,990,723,482.89 0.98358912 22,348,649.22

~~PURSUANT~~Principal TODistribution ~~SECTION~~Factors 13Statement OROriginal 15Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (d2) OFAmount ~~THE~~Balance Distribution Distribution Accretion A1 783,976,000.00 982.90824511 0.00000000 23.33546382 0.00000000 A2 233,240,000.00 968.06424550 0.00000000 17.38211988 0.00000000 A3 721,348,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 AIO 0.00 0.00000000 0.00000000 0.00000000 0.00000000 M1 108,281,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M2 86,017,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M3 25,299,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M4 30,359,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M5 17,203,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 B 18,215,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 X 36.95 136119.92178620 0.00000000 0.00000000 0.00000000 P 50.00 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 R4 0.00 0.00000000 0.00000000 0.00000000 0.00000000 All 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 A1 0.00000000 23.33546382 959.57278130 0.95957278 23.33546382 A2 0.00000000 17.38211988 950.68212562 0.95068213 17.38211988 A3 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 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 270,157.05331529 270157.05331529 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 R4 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.

~~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 A1 783,976,000.00 1.27875% 770,576,474.37 848,517.07 0.00 0.00 A2 233,240,000.00 1.28875% 225,791,304.62 250,573.47 0.00 0.00 A3 721,348,000.00 2.53000% 721,348,000.00 1,520,842.03 0.00 0.00 AIO 0.00 6.00000% 485,745,000.00 2,428,725.00 0.00 0.00 M1 108,281,000.00 1.76875% 108,281,000.00 164,921.74 0.00 0.00 M2 86,017,000.00 2.81875% 86,017,000.00 208,785.36 0.00 0.00 M3 25,299,000.00 3.16875% 25,299,000.00 69,032.01 0.00 0.00 M4 30,359,000.00 4.11875% 30,359,000.00 107,674.31 0.00 0.00 M5 17,203,000.00 4.11875% 17,203,000.00 61,013.90 0.00 0.00 B 18,215,000.00 4.11875% 18,215,000.00 64,603.17 0.00 0.00 X 36.95 0.00000% 5,029,631.11 0.00 0.00 0.00 P 50.00 0.00000% 50.00 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 2,023,938,086.95 5,724,688.06 0.00 0.00

~~November~~Interest 21Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance A1 0.00 0.00 848,517.07 ~~2003~~0.00 752,282,030.79 A2 0.00 0.00 250,573.47 0.00 221,737,098.98 A3 0.00 0.00 1,520,842.03 0.00 721,348,000.00 AIO 0.00 0.00 2,428,725.00 0.00 485,745,000.00 M1 0.00 0.00 164,921.74 0.00 108,281,000.00 M2 0.00 0.00 208,785.36 0.00 86,017,000.00 M3 0.00 0.00 69,032.01 0.00 25,299,000.00 M4 0.00 0.00 107,674.31 0.00 30,359,000.00 M5 0.00 0.00 61,013.90 0.00 17,203,000.00 B 0.00 0.00 64,603.17 0.00 18,215,000.00 X 0.00 0.00 20,917.42 0.00 9,982,303.12 P 0.00 0.00 144,997.20 0.00 50.00 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 5,890,602.68 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.

~~Structured~~Interest ~~Asset~~Distribution ~~Securities~~Factors ~~Corporation~~ Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall A1 783,976,000.00 1.27875% 982.90824511 1.08232531 0.00000000 0.00000000 A2 233,240,000.00 1.28875% 968.06424550 1.07431603 0.00000000 0.00000000 A3 721,348,000.00 2.53000% 1000.00000000 2.10833333 0.00000000 0.00000000 AIO 0.00 6.00000% 1000.00000000 5.00000000 0.00000000 0.00000000 M1 108,281,000.00 1.76875% 1000.00000000 1.52309029 0.00000000 0.00000000 M2 86,017,000.00 2.81875% 1000.00000000 2.42725694 0.00000000 0.00000000 M3 25,299,000.00 3.16875% 1000.00000000 2.72864580 0.00000000 0.00000000 M4 30,359,000.00 4.11875% 1000.00000000 3.54670147 0.00000000 0.00000000 M5 17,203,000.00 4.11875% 1000.00000000 3.54670116 0.00000000 0.00000000 B 18,215,000.00 4.11875% 1000.00000000 3.54670162 0.00000000 0.00000000 X 36.95 0.00000% 136119.92178620 0.00000000 0.00000000 0.00000000 P 50.00 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 R4 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 All classes are Per $1,000 denomination

Interest Distribution Factors Statement (~~Exact~~continued) ~~Name~~Remaining ofEnding ~~Registrant~~Non-Supported asTotal ~~Specified~~Unpaid inCertificate/ ~~its~~Interest ~~Charter~~Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance A1 0.00000000 0.00000000 1.08232531 0.00000000 959.57278130 A2 0.00000000 0.00000000 1.07431603 0.00000000 950.68212562 A3 0.00000000 0.00000000 2.10833333 0.00000000 1000.00000000 AIO 0.00000000 0.00000000 5.00000000 0.00000000 1000.00000000 M1 0.00000000 0.00000000 1.52309029 0.00000000 1000.00000000 M2 0.00000000 0.00000000 2.42725694 0.00000000 1000.00000000 M3 0.00000000 0.00000000 2.72864580 0.00000000 1000.00000000 M4 0.00000000 0.00000000 3.54670147 0.00000000 1000.00000000 M5 0.00000000 0.00000000 3.54670116 0.00000000 1000.00000000 B 0.00000000 0.00000000 3.54670162 0.00000000 1000.00000000 X 0.00000000 0.00000000 566.10067659 0.00000000 270157.05331529 P 0.00000000 0.00000000 2899944.00000000 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 R4 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.

Delaware	333-106925	74-2440850
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

~~745~~PREPAYMENT/CURTAILMENT ~~Seventh~~INTEREST ~~Avenue,~~SHORTFALL ~~7th~~Total ~~Floor~~Prepayment/Curtailment ~~New~~Interest ~~York,~~Shortfall ~~New~~0.00 ~~York~~Servicing ~~(Address~~Fee ofSupport ~~Principal~~0.00 ~~Executive~~Non-Supported ~~Offices)~~Prepayment/Curtailment ~~10019~~Interest ~~(Zip~~Shortfall ~~Code)~~0.00

~~Registrant’s~~SERVICING ~~telephone~~FEES ~~number~~Gross Servicing Fee 745,440.84 ~~including~~Credit ~~area~~Risk ~~code: (212)~~Managent ~~526-7000~~Fee 25,101.49 PMI Insurance Premium Fee 1,076,872.45 Wells Fargo Bank Minnesota, N.A 2,091.79 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee 1,849,506.57

NoOTHER ~~Change~~ ACCOUNTS Beginning Current Current Ending Account Type Balance Withdrawals Deposits Balance Reserve Fund 1,000.00 20,917.42 20,917.42 1,000.00 Financial Guaranty 0.00 0.00 0.00 0.00

~~(Former~~LOAN ~~Name~~STATUS orSTRATIFICATION/CREDIT ~~Former~~ENHANCEMENT ~~Address~~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 9 0 0 9 926,165.97 if0.00 ~~Changed~~0.00 ~~Since~~926,165.97 ~~Last~~30 ~~Report)~~Days 152 2 0 0 154 23,373,633.96 192,813.98 0.00 0.00 23,566,447.94 60 Days 27 2 7 0 36 4,665,809.69 380,000.00 1,152,373.96 0.00 6,198,183.65 90 Days 1 0 0 0 1 384,000.00 0.00 0.00 0.00 384,000.00 120 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 180 13 7 0 200 28,423,443.65 1,498,979.95 1,152,373.96 0.00 31,074,797.56 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 0.071965% 0.000000% 0.000000% 0.071965% 0.046488% 0.000000% 0.000000% 0.046488% 30 Days 1.215417% 0.015992% 0.000000% 0.000000% 1.231409% 1.173207% 0.009678% 0.000000% 0.000000% 1.182885% 60 Days 0.215896% 0.015992% 0.055973% 0.000000% 0.287862% 0.234194% 0.019074% 0.057842% 0.000000% 0.311109% 90 Days 0.007996% 0.000000% 0.000000% 0.000000% 0.007996% 0.019274% 0.000000% 0.000000% 0.000000% 0.019274% 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 1.439309% 0.103950% 0.055973% 0.000000% 1.599232% 1.426675% 0.075239% 0.057842% 0.000000% 1.559756%

Delinquency Status By Groups

~~Item~~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 6 0 0 6 504,094.87 0.00 0.00 504,094.87 30 Days 34 0 0 0 34 3,552,762.30 0.00 0.00 0.00 3,552,762.30 60 Days 3 0 3 0 6 130,420.94 0.00 223,500.00 0.00 353,920.94 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 37 6 3 0 46 3,683,183.24 504,094.87 223,500.00 0.00 4,410,778.11 0-29 Days 0.142450% 0.000000% 0.000000% 0.142450% 0.103144% 0.000000% 0.000000% 0.103144% 30 Days 0.807217% 0.000000% 0.000000% 0.000000% 0.807217% 0.726941% 0.000000% 0.000000% 0.000000% 0.726941% 60 Days 0.071225% 0.000000% 0.071225% 0.000000% 0.142450% 0.026686% 0.000000% 0.045731% 0.000000% 0.072417% 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 0.878443% 0.142450% 0.071225% 0.000000% 1.092118% 0.753626% 0.103144% 0.045731% 0.000000% 0.902501% 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 3 0 0 3 422,071.10 0.00 0.00 422,071.10 30 Days 97 1 0 0 98 14,416,376.86 108,813.98 0.00 0.00 14,525,190.84 60 Days 20 1 4 0 25 2,730,274.14 304,000.00 928,873.96 0.00 3,963,148.10 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 117 5 4 0 126 17,146,651. ~~Other~~00 ~~Events~~834,885.08 928,873.96 0.00 18,910,410.04 0-29 Days 0.043847% 0.000000% 0.000000% 0.043847% 0.040191% 0.000000% 0.000000% 0.040191% 30 Days 1.417714% 0.014616% 0.000000% 0.000000% 1.432330% 1.372759% 0.010362% 0.000000% 0.000000% 1.383121% 60 Days 0.292312% 0.014616% 0.058462% 0.000000% 0.365390% 0.259983% 0.028948% 0.088449% 0.000000% 0.377380% 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 1.710026% 0.073078% 0.058462% 0.000000% 1.841567% 1.632742% 0.079500% 0.088449% 0.000000% 1.800691% 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 8 0 0 0 8 813,356.42 0.00 0.00 0.00 813,356.42 60 Days 0 1 0 0 1 0.00 76,000.00 0.00 0.00 76,000.00 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 8 1 0 0 9 813,356.42 76,000.00 0.00 0.00 889,356.42 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.403509% 0.000000% 0.000000% 0.000000% 1.403509% 0.618089% 0.000000% 0.000000% 0.000000% 0.618089% 60 Days 0.000000% 0.175439% 0.000000% 0.000000% 0.175439% 0.000000% 0.057754% 0.000000% 0.000000% 0.057754% 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 1.403509% 0.175439% 0.000000% 0.000000% 1.578947% 0.618089% 0.057754% 0.000000% 0.000000% 0.675843% 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 13 1 0 0 14 4,591,138.38 84,000.00 0.00 0.00 4,675,138.38 60 Days 4 0 0 0 4 1,805,114.61 0.00 0.00 0.00 1,805,114.61 90 Days 1 0 0 0 1 384,000.00 0.00 0.00 0.00 384,000.00 120 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 18 1 0 0 19 6,780,252.99 84,000.00 0.00 0.00 6,864,252.99 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.473923% 0.113379% 0.000000% 0.000000% 1.587302% 1.426752% 0.026104% 0.000000% 0.000000% 1.452856% 60 Days 0.453515% 0.000000% 0.000000% 0.000000% 0.453515% 0.560961% 0.000000% 0.000000% 0.000000% 0.560961% 90 Days 0.113379% 0.000000% 0.000000% 0.000000% 0.113379% 0.119333% 0.000000% 0.000000% 0.000000% 0.119333% 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 2.040816% 0.113379% 0.000000% 0.000000% 2.154195% 2.107045% 0.026104% 0.000000% 0.000000% 2.133149%

~~The~~OTHER ~~Registrant~~INFORMATION ~~registered~~Current ~~issuances~~Period of its Structured Asset Investment Loan Trust Mortgage Pass-Through Certificates Series 2003-BC11 on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, as amended (the “Act”), by a Registration Statement on Form S-3 (Registration File No. 333-106925) (the “Registration Statement”). Pursuant to the Registration Statement, the Registrant issued $2,023,938,000 aggregate principal amount of Class ~~A1, Class A2, Class A3, Class~~ A~~-IO,~~ ~~Class~~Insufficient ~~M1,~~Funds ~~Class~~0.00 ~~M2,~~Principal ~~Class~~Balance ~~M3, Class M4, Class M5 and Class B Certificates~~ of ~~its~~Contaminated ~~Structured~~Properties ~~Asset Investment Loan Trust Mortgage Pass-Through Certificates, Series 2003-BC11 on October 31, 2003~~0. ~~This~~00 ~~Current~~Periodic ~~Report~~Advance on Form 8-K is being filed to satisfy an undertaking, contained in the definitive Prospectus dated August 26, 2003, as supplemented by the Prospectus Supplement dated October 29, 2003 (the “Prospectus Supplement”), to file information relating to the purchase of additional mortgage loans by the Registrant0.00

~~Pursuant~~COLLATERAL toSTATEMENT aCollateral ~~transfer~~Description ~~supplement~~Mixed ~~dated~~Fixed as& ofArm ~~November~~Weighted 1,Average ~~2003~~Gross ~~(the~~Coupon ~~“Transfer~~7.485759% ~~Supplement”),~~Weighted ~~supplementing~~Average ~~the~~Net ~~Mortgage~~Coupon ~~Loan~~6.998323% ~~Sale~~Weighted ~~and~~Average ~~Assignment~~Pass-Through ~~Agreement~~Rate ~~dated~~6.395544% asWeighted ofAverage ~~October~~Maturity(Stepdown 1,Calculation ~~2003,~~) ~~between~~350 ~~Lehman~~Beginning ~~Brothers~~Scheduled ~~Holdings~~Collateral ~~Inc.,~~Loan asCount ~~seller~~11,266 ~~and~~Number ~~Structured~~Of ~~Asset~~Loans ~~Securities~~Paid ~~Corporation~~In ~~(the~~Full ~~“Depositor”)~~(1,240) asEnding ~~purchaser,~~Scheduled ~~the~~Collateral ~~Depositor~~Loan ~~acquired~~Count ~~on November 21~~12,506 ~~2003,~~Beginning ~~mortgage~~Scheduled ~~loans~~Collateral ~~having~~Balance an1,835,172,972.39 ~~aggregate~~Ending Scheduled ~~Principal~~Collateral Balance ~~as of November~~ 1,990,723,482.89 ~~2003~~Ending ~~(the~~Actual ~~“Subsequent~~Collateral ~~Cut-Off~~Balance ~~Date”)~~at of30-Nov-2003 ~~$170~~1,~~286~~992,~~917~~285,187.4769 ~~identified~~Monthly onP ~~the Mortgage Loan Schedule attached as Schedule~~ &I toConstant ~~the Transfer Supplement (the “Subsequent Mortgage Loans”)~~14,206,896.39 ~~for~~Special ~~inclusion~~Servicing inFee ~~Structured~~0.00 ~~Asset~~Prepayment ~~Investment~~Penalties ~~Loan~~0.00 ~~Trust~~Realized ~~2003-BC11~~Loss ~~(the~~Amount ~~“Trust Fund”)~~0. ~~The~~00 ~~Trust~~Cumulative ~~Fund~~Realized ~~was~~Loss ~~established~~0.00 ~~pursuant~~Ending toScheduled aBalance ~~Trust~~for ~~Agreement~~Premium ~~dated~~Loans ~~as of October~~ 1, ~~2003 (the “Trust Agreement”)~~990, ~~among the Depositor~~723,482.89 ~~LaSalle~~Scheduled ~~Bank~~Principal ~~National Association~~1, ~~as trustee~~679, ~~Aurora Loan Services Inc~~981.,64 asUnscheduled ~~master~~Principal ~~servicer~~15, ~~Wells Fargo Bank Minnesota~~715, ~~National Association, as securities administrator and The Murrayhill Company, as credit risk manager~~943. ~~Capitalized terms used herein and not otherwise defined shall have the meanings ascribed to them in the Trust Agreement.~~86

~~Item~~Amount 7remaining in Pool 1 Pre-Funding Acco $ 2,157,849. ~~Financial~~01 ~~Statements;~~Amount ~~Pro~~remaining ~~Forma~~in ~~Financial~~Pool ~~Information~~2 ~~and~~Pre-Funding ~~Exhibits~~Acco $ 501,669.52 Balance of Subsequent Mort Loans acquired i $ 170,286,917.47 Amount remaining in Capitalized Interest Ac $ 0.00 Advances required to be made $ 0.00

~~(a)~~Miscellaneous Reporting Excess Cash 4,952,723.72 Overcollateralization Amount 9,982,353.12 Overcollateralizaton Deficiency 5,197,182.54 Targeted Overcollateralizaton 15,179,535.65 Cap transaction payment by Lehman 20,917.42

~~Not~~Group ~~applicable~~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 7.549482 7.570191 7.380975 Weighted Average Net Rate 7.034586 7.103682 6.830372 Weighted Average Maturity 350 350 350 Beginning Loan Count 3,508 6,501 469 Loans Paid In Full (704) (341) (101) Ending Loan Count 4,212 6,842 570 Beginning Scheduled Balance 418,659,932.44 1,006,553,374.56 111,039,090.73 Ending scheduled Balance 488,322,360.21 1,049,405,323.43 131,477,147.94 Record Date 11/30/2003 11/30/2003 11/30/2003 Principal And Interest Constant 3,585,748.57 7,487,419.04 938,118.51 Scheduled Principal 479,281.58 810,392.02 124,027.63 Unscheduled Principal 4,975,353.56 8,203,023.20 753,837.89 Scheduled Interest 3,106,466.99 6,677,027.02 814,090.88 Servicing Fees 179,638.63 391,305.79 50,948.76 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 169,601.39 699,897.34 37,638.74 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 2,757,226.97 5,585,823.89 725,503.38 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 0.0000 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 6.700742 6.333022 6.577794

Group Level Collateral Statement Group 2(bB) Total Collateral Description Fixed 15/30 & ARM Mixed Fixed & Arm Weighted Average Coupon Rate 7.155192 7.485759 Weighted Average Net Rate 6.659218 6.998323 Weighted Average Maturity 350 350 Beginning Loan Count 788 11,266 Loans Paid In Full (94) (1,240) Ending Loan Count 882 12,506 Beginning Scheduled Balance 298,920,574.66 1,835,172,972.39 Ending scheduled Balance 321,518,651.31 1,990,723,482.89 Record Date 11/30/2003 11/30/2003 Principal And Interest Constant 2,195,610.27 14,206,896.39 Scheduled Principal 266,280.41 1,679,981.64 Unscheduled Principal 1,783,729.21 15,715,943.86 Scheduled Interest 1,929,329.86 12,526,914.75 Servicing Fees 123,547.35 745,440.53 Master Servicing Fees 0.00 0.00 Trustee Fee 0.00 0.00 FRY Amount 0.00 0.00 Special Hazard Fee 0.00 0.00 Other Fee 171,824.03 1,078,961.50 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 1,633,958.48 10,702,512.72 Realized Loss Amount 0.00 0.00 Cumulative Realized Loss 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 Prepayment Penalties 0.00 0.00 Special Servicing Fee 0.00 0.00 Pass-Through Rate 6.059765 6.395544

Not applicable.

(c)

Exhibits:

99.1

Transfer Supplement No. 1 dated as of November 1, 2003, between Structured Asset Securities Corporation, as depositor, and Lehman Brothers Holdings Inc., as seller.

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: November 21, 2003

EXHIBIT INDEX

Exhibit No.	Description	Page No.
99.1	Transfer Supplement No. 1 dated as of November 1, 2003, between Structured Asset Securities Corporation, as depositor and Lehman Brothers Holdings Inc., as seller.	6

Filing Compare · STRUCTURED ASSET SEC CORP MORT PASS THR CERTS SER 2003-BC11