8-K 1 bsl03003.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 BEAR STEARNS ALT-A TRUST Mortgage Pass-Through Certificates, Series 2003-3 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-68542-23 54-2126369 Pooling and Servicing Agreement) (Commission 54-2126370 (State or other File Number) 54-2126368 jurisdiction 54-6553667 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 BEAR STEARNS ALT-A TRUST, Mortgage Pass-Through Certificates, Series 2003-3 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 2003-3 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. BEAR STEARNS ALT-A TRUST Mortgage Pass-Through Certificates, Series 2003-3 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: 12/29/03 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-3 Trust, relating to the December 26, 2003 distribution. EX-99.1

Bear Stearns ALT-A Trust Mortgage Pass-Through Certificates Record Date: 11/30/03 Distribution Date: 12/26/03 BSL Series: 2003-23 Contact: CTSLink Customer Service ~~- CTSLink~~ Wells Fargo Bank Minnesota, N.A. ~~Securities~~Corporate ~~Administration~~Trust Services ~~7485~~9062 ~~New~~Old ~~Horizon~~Annapolis ~~Way~~Road ~~Frederick~~Columbia, MD ~~21703~~21045-1951 Telephone: (301) 815-6600 Fax: (301) 815-~~6660~~6600 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution I-A ~~07386HBN0~~07386HCE9 SEN 14.~~46875~~61437% ~~344~~162,~~516~~321,~~897~~104.5834 ~~435~~624,~~730~~174.1499 122,~~737~~929,~~114~~332.0079 MI-1X ~~07386HBP5~~07386HCF6 ~~SUB~~IO 10.~~91875~~26600% ~~14,990,000~~0.00 2410,~~767~~223.3350 0.00 MII-2A ~~07386HBQ3~~07386HCT6 ~~SUB~~SEN 24.~~86875~~65067% 7257,~~994~~988,~~700~~168.33 999,847.52 1,475,306.50 II-X 07386HCG4 IO 0.18700% 0.00 1940,~~749~~203.4116 0.00 MIII-3A ~~07386HBR1~~07386HCH2 ~~SUB~~SEN 31.~~61875~~46875% 4131,~~996~~583,~~700~~943.0031 15166,~~570~~421.4570 04,302,539.0018 BIV-IOA ~~07386HBU4~~07386HCJ8 ~~SUB~~SEN 04.~~00000~~39866% 025,840,919.0003 194,~~241~~721.24 890,~~502~~306.18 V-A 07386HCK5 SEN 4.63558% 41,347,528.20 0159,724.0093 OC15,180.03 ~~BSL03002X~~VI-A ~~SUB~~07386HCL3 0SEN 4.~~00000~~90031% 118,~~998~~162,~~670~~210.0097 74,167.02 212,951.29 S SWAP 3.59244% 0.00 407,053.78 0.00 XPR-I ~~07386HBV2~~07386HCQ2 ~~SUB~~R 04.~~00000~~40990% ~~100~~0.00 ~~42,039~~0.5600 0.00 R-III ~~07386HBS9~~07386HCR0 ~~RES~~R 04.~~00000~~40990% 0.00 0.00 0.00 R-IIIII ~~07386HBT7~~07386HCS8 ~~RES~~R 04.~~00000~~40990% 0.00 0.00 0.00 B-1 07386HCM1 SUB 4.83390% 13,277,422.69 53,484.79 5,392.96 B-2 07386HCN9 SUB 4.83390% 10,482,270.47 42,225.22 4,257.64 B-3 07386HCP4 SUB 4.83390% 6,289,142.46 25,334.25 2,554.49 B-4 07386HCU3 SUB 4.83390% 6,988,280.23 28,150.55 2,838.47 B-5 07386HCV1 SUB 4.83390% 2,096,314.21 8,444.48 851.47 B-6 07386HCW9 SUB 4.83390% 2,096,830.08 8,446.56 851.68 Totals ~~374~~678,~~497~~474,~~067~~134.5832 12,~~779~~742,~~359~~623.3069 129,~~737~~842,~~114~~362.0068

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses I-A 0.00 ~~331~~159,~~779~~391,~~783~~771.5855 133,~~172~~553,~~844~~507.1478 0.00 MI-1X 0.00 ~~14,990,000~~0.00 2410,~~767~~223.3350 0.00 MII-2A 0.00 7256,~~994~~512,~~700~~861.0083 192,~~749~~475,154.4102 0.00 MII-3X 0.00 ~~4,996,700~~0.00 1540,~~570~~203.4516 0.00 BIII-IOA 0.00 127,281,404.14 4,468,960.88 0.00 1IV-A 0.00 24,~~241~~950,~~502~~612.4184 985,027.42 0.00 OCV-A 0.00 141,~~998~~332,~~670~~348.17 174,904.96 0.00 VI-A 0.00 17,949,259.68 287,118.31 0.00 XPS 0.00 ~~100~~0.00 42407,~~039~~053.5678 0.00 R-I 0.00 0.00 0.00 0.00 R-II 0.00 0.00 0.00 0.00 ~~Totals~~R-III 0.00 ~~361~~0.00 0.00 0.00 B-1 0.00 13,~~759~~272,~~953~~029.72 58,877.75 140.00 B-2 0.00 10,~~516~~478,~~473~~012.83 46,482.86 0.00 B-3 0.00 6,286,587.96 27,888.74 0.00 B-4 0.00 6,985,441.76 30,989.02 0.00 B-5 0.00 2,095,462.73 9,295.95 0.00 B-6 0.00 2,095,978.40 9,298.24 0.00 Totals 0.00 668,631,771.61 12,584,986.37 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) I-A ~~371~~171,~~752~~568,600.00 ~~344~~162,~~516~~321,~~897~~104.5834 083,356.0087 122,~~737~~845,~~114~~975.92 0.00 0.00 I-X 0.00 M0.00 0.00 0.00 0.00 0.00 II-1A 14261,~~990~~860,~~000~~600.00 14257,~~990~~988,~~000~~168.33 101,548.36 1,373,758.14 0.00 0.00 II-X 0.00 0.00 0.00 M0.00 0.00 0.00 III-2A 7138,~~994~~846,~~700~~800.00 7131,~~994~~583,~~700~~943.0031 50,951.40 4,251,587.78 0.00 0.00 IV-A 25,932,300.00 25,840,919.03 20,612.62 869,693.56 0.00 0.00 MV-3A 441,~~996~~583,~~700~~300.00 441,~~996~~347,528.20 1,700.06 13,479.97 0.00 0.00 VI-A 18,319,500.00 18,162,210.97 0.00 212,951.29 0.00 0.00 ~~B-IO~~S 0.00 0.00 0.00 0.00 0.00 0.00 OCR-I 5150.1200 ~~1,998,670~~0.00 0.00 0.00 0.00 0.00 XPR-II ~~100~~50.00 ~~100~~0.00 0.00 0.00 0.00 0.00 R-IIII 50.00 0.00 0.00 0.00 0.00 0.00 B-1 13,288,100.00 13,277,422.69 5,392.96 0.00 R0.00 0.00 B-II2 10,490,700.00 10,482,270.47 4,257.64 0.00 0.00 0.00 B-3 6,294,200.00 6,289,142.46 2,554.49 0.00 0.00 0.00 ~~Totals~~B-4 ~~399~~6,~~734~~993,~~151~~900.1200 ~~374~~6,~~497~~988,~~067~~280.5823 2,838.47 0.00 120.00 0.00 B-5 2,~~737~~098,~~114~~000.00 2,096,314.21 851.47 0.00 0.00 0.00 B-6 2,098,516.29 2,096,830.08 851.68 0.00 0.00 0.00 Totals 699,374,666.29 678,474,134.32 274,916.02 9,567,446.66 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 I-A 122,~~737~~929,~~114~~332.0079 ~~331~~159,~~779~~391,~~783~~771.5855 0.~~89247468~~92902647 122,~~737~~929,~~114~~332.0079 MI-1X 0.00 ~~14,990,000~~0.00 10.00000000 0.00 MII-2A 1,475,306.50 256,512,861.83 0.0097957792 71,~~994~~475,~~700~~306.50 II-X 0.00 10.00 0.00000000 0.00 MIII-3A 4,302,539.18 127,281,404.14 0.0091670391 4,~~996~~302,~~700~~539.0018 1IV-A 890,306.~~00000000~~18 24,950,612.84 0.0096214423 B890,306.18 V-IOA 15,180.03 41,332,348.17 0.99396508 15,180.03 VI-A 212,951.29 17,949,259.68 0.97978982 212,951.29 S 0.00 0.00 0.00000000 0.00 OCR-I 0.00 ~~1,998,670~~0.00 ~~39,097~~0.~~61345853~~00000000 0.00 XPR-II 0.00 ~~100~~0.00 10.00000000 0.00 R-IIII 0.00 0.00 0.00000000 0.00 RB-II1 5,392.96 13,272,029.72 0.0099879063 5,392.96 B-2 4,257.64 10,478,012.83 0.0099879063 4,257.64 B-3 2,554.49 6,286,587.96 0.~~00000000~~99879063 2,554.49 B-4 2,838.47 6,985,441.76 0.0099879063 2,838.47 B-5 851.47 2,095,462.73 0.99879062 851.47 B-6 851.68 2,095,978.40 0.99879063 851.68 Totals 129,~~737~~842,~~114~~362.0068 ~~361~~668,~~759~~631,~~953~~771.5861 0.~~90500137~~95604231 129,~~737~~842,~~114~~362.0068

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion I-A ~~371~~171,~~752~~568,600.00 ~~926~~946.~~73702236~~10030239 0.~~00000000~~48585155 3416.~~26234006~~58797659 0.00000000 MI-1X ~~14,990,000~~0.00 ~~1000~~0.00000000 0.00000000 0.00000000 0.00000000 MII-2A 7261,~~994~~860,~~700~~600.00 ~~1000~~985.21185826 0.38779549 5.24614295 0.00000000 II-X 0.00 0.00000000 0.00000000 0.00000000 M0.00000000 III-3A 4138,~~996~~846,~~700~~800.00 ~~1000~~947.~~00000000~~69158029 0.36696128 30.62071132 0.00000000 IV-A 25,932,300.00 996.47617180 0.79486278 33.53707770 0.00000000 V-A 41,583,300.00 994.33013253 0.04088324 0.32416788 0.00000000 BVI-IOA 18,319,500.00 991.41411993 0.00000000 11.62429597 0.00000000 S 0.00 0.00000000 0.00000000 0.00000000 0.00000000 OCR-I 5150.1200 ~~39097613~~0.~~45852900~~00000000 0.00000000 0.00000000 0.00000000 XPR-II ~~100~~50.00 ~~1000~~0.00000000 0.00000000 0.00000000 0.00000000 R-IIII 050.00 0.00000000 0.00000000 0.00000000 0.00000000 RB-II1 13,288,100.00 999.19647579 0.40584884 0.00000000 0.00000000 B-2 10,490,700.00 999.19647593 0.40584899 0.00000000 0.00000000 B-3 6,294,200.00 999.19647612 0.40584824 0.00000000 0.00000000 ~~(2)~~B-4 ~~Per~~6,993,900.00 $1999.19647550 0.40584938 0.00000000 0.00000000 B-5 2,098,000.00 ~~Denomination~~999.19647760 0.40584843 0.00000000 0.00000000 B-6 2,098,516.29 999.19647514 0.40584865 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 I-A 0.00000000 3417.~~26234006~~07382814 ~~892~~929.~~47468230~~02647425 0.~~89247468~~92902647 3417.~~26234006~~07382814 MI-1X 0.00000000 0.00000000 ~~1,000~~0.00000000 10.00000000 0.00000000 MII-2A 0.00000000 5.63393844 979.57791982 0.97957792 5.63393844 II-X 0.00000000 ~~1,000~~0.00000000 10.00000000 0.00000000 M0.00000000 III-3A 0.00000000 30.98767260 916.70390776 0.~~00000000~~91670391 ~~1,000~~30.~~00000000~~98767260 1IV-A 0.00000000 34.33194048 962.14423094 0.96214423 34.33194048 V-A 0.00000000 B0.36505111 993.96508141 0.99396508 0.36505111 VI-IOA 0.00000000 11.62429597 979.78982396 0.97978982 11.62429597 S 0.00000000 0.00000000 0.00000000 0.00000000 OC0.00000000 R-I 0.00000000 0.00000000 ~~39,097,613~~0.~~45852900~~00000000 ~~39097~~0.~~61345853~~00000000 0.00000000 XPR-II 0.00000000 0.00000000 ~~1,000~~0.00000000 10.00000000 0.00000000 R-IIII 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 RB-II1 0.00000000 0.40584884 998.79062620 0.99879063 0.40584884 B-2 0.00000000 0.40584899 998.79062694 0.99879063 0.40584899 B-3 0.00000000 0.40584824 998.79062629 0.99879063 0.40584824 B-4 0.00000000 0.40584938 998.79062612 0.99879063 0.40584938 B-5 0.00000000 0.40584843 998.79062440 0.99879062 0.40584843 B-6 0.00000000 0.40584865 998.79062650 0.99879063 0.40584865 (3) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall I-A ~~371~~171,~~752~~568,600.00 14.~~46875~~61437% ~~344~~162,~~516~~321,~~897~~104.5834 ~~435~~624,~~730~~175.1400 0.00 0.00 MI-1X 140.00 0.26600% 46,~~990~~121,~~000~~048.56 10,223.50 0.00 10.~~91875~~00 II-A 261,860,600.00 4.65067% 14257,~~990~~988,~~000~~168.33 999,847.53 0.00 240.00 II-X 0.00 0.18700% 257,~~767~~988,168.33 40,203.16 0.00 0.00 MIII-2A 7138,~~994~~846,~~700~~800.00 21.~~86875~~46875% 7131,~~994~~583,~~700~~943.0031 19166,~~749~~421.4171 0.00 0.00 MIV-3A 425,~~996~~932,~~700~~300.00 34.~~61875~~39866% 425,~~996~~840,~~700~~919.0003 1594,~~570~~721.4524 0.00 0.00 BV-IOA 41,583,300.00 4.63558% 41,347,528.20 159,724.93 0.00 0.~~00000~~00 VI-A 18,319,500.00 4.90031% ~~374~~18,~~496~~162,~~967~~210.5897 74,167.02 0.00 0.00 S 0.00 OC3.59244% 51131,583,943.1231 407,053.78 0.~~00000~~00 0.00 R-I 50.00 4.40990% ~~1,998,670~~0.00 0.00 0.00 0.00 XPR-II ~~100~~50.00 04.~~00000~~40990% ~~100~~0.00 0.00 0.00 0.00 R-IIII 50.00 4.40990% 0.00 0.~~00000~~00 0.00 0.00 B-1 13,288,100.00 4.83390% 13,277,422.69 53,484.79 0.00 0.00 B-2 10,490,700.00 4.83390% 10,482,270.47 42,225.22 0.00 0.00 RB-II3 6,294,200.00 4.83390% 6,289,142.46 25,334.25 0.00 0.~~00000~~00 B-4 6,993,900.00 4.83390% 6,988,280.23 28,150.55 0.00 0.00 B-5 2,098,000.00 4.83390% 2,096,314.21 8,444.48 0.00 0.00 B-6 2,098,516.29 4.83390% 2,096,830.08 8,446.56 0.00 0.00 Totals ~~399~~699,~~734~~374,~~151~~666.1229 ~~495~~2,~~817~~742,623.3372 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 I-A 0.0001 0.00 ~~435~~624,~~730~~174.1499 0.00 ~~331~~159,~~779~~391,~~783~~771.5855 MI-1X 0.00 0.00 2410,~~767~~223.3350 0.00 1446,~~990~~101,~~000~~960.20 II-A 0.01 0.00 M999,847.52 0.00 256,512,861.83 II-2X 0.00 0.00 1940,~~749~~203.4116 0.00 7256,~~994~~512,~~700~~861.0083 MIII-3A 0.00 0.00 15166,~~570~~421.4570 0.00 4127,~~996~~281,~~700~~404.0014 BIV-IOA 0.00 0.00 194,~~241,502~~721.4124 0.00 ~~361~~24,~~759~~950,~~853~~612.5884 OCV-A 0.00 0.00 159,724.93 0.00 41,332,348.17 VI-A 0.00 10.00 74,~~998,670~~167.02 0.00 XP17,949,259.68 S 0.00 0.00 42407,~~039~~053.5678 0.00 ~~100~~127,281,404.0014 R-I 0.00 0.00 0.00 0.00 0.00 R-II 0.00 0.00 0.00 0.00 0.00 ~~Totals~~R-III 0.00 0.00 0.00 0.00 0.00 B-1 0.00 0.00 53,~~779~~484.79 0.00 13,~~359~~272,029.3072 B-2 0.00 0.00 42,225.22 0.00 10,478,012.83 B-3 0.00 0.00 25,334.25 0.00 6,286,587.96 B-4 0.00 0.00 28,150.55 0.00 6,985,441.76 B-5 0.00 0.00 8,444.48 0.00 2,095,462.73 B-6 0.00 0.00 8,446.56 0.00 2,095,978.40 Totals 0.02 0.00 2,742,623.69 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Factors Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall I-A ~~371~~171,~~752~~568,600.00 14.~~46875~~61437% ~~926~~946.~~73702236~~10030239 13.~~17209709~~63804915 0.00000000 0.00000000 MI-1X 140.00 0.26600% 999.17231028 0.22148321 0.00000000 0.00000000 II-A 261,~~990~~860,~~000~~600.00 14.~~91875~~65067% ~~1000~~985.21185826 3.81824349 0.00000000 10.~~65225684~~00000000 II-X 0.00 0.18700% 985.21185826 0.15352886 0.00000000 0.00000000 MIII-2A 7138,~~994~~846,~~700~~800.00 21.~~86875~~46875% ~~1000~~947.~~00000000~~69158029 21.~~47031283~~19859954 0.00000000 0.00000000 MIV-3A 425,~~996~~932,~~700~~300.00 34.~~61875~~39866% ~~1000~~996.~~00000000~~47617180 3.~~11614666~~65263552 0.00000000 0.00000000 BV-IOA 041,583,300.00 04.~~00000~~63558% ~~936~~994.~~86531465~~33013253 3.84108356 0.00000000 0.00000000 VI-A 18,319,500.00 4.90031% 991.41411993 4.04852862 0.00000000 OC0.00000000 51S 0.1200 3.59244% 947.69158029 2.93167563 0.~~00000~~00000000 0.00000000 R-I 50.00 4.40990% ~~39097613~~0.~~45852900~~00000000 0.00000000 0.00000000 0.00000000 XPR-II ~~100~~50.00 04.~~00000~~40990% ~~1000~~0.00000000 0.00000000 0.00000000 0.00000000 R-IIII 050.00 4.40990% 0.~~00000~~00000000 0.00000000 0.00000000 0.00000000 B-1 13,288,100.00 4.83390% 999.19647579 4.02501411 0.00000000 0.00000000 B-2 10,490,700.00 4.83390% 999.19647593 4.02501454 0.00000000 0.00000000 RB-II3 6,294,200.00 4.83390% 999.19647612 4.02501509 0.00000000 0.00000000 B-4 6,993,900.00 4.83390% 999.19647550 4.02501466 0.~~00000~~00000000 0.00000000 B-5 2,098,000.00 4.83390% 999.19647760 4.02501430 0.00000000 0.00000000 B-6 2,098,516.29 4.83390% 999.19647514 4.02501522 0.00000000 0.00000000 (5) Per $1~~,000~~ ~~Denomination~~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 I-A 0.~~00000000~~00000006 0.00000000 13.~~17209709~~63804910 0.00000000 ~~892~~929.~~47468230~~02647425 MI-1X 0.00000000 0.00000000 10.~~65225684~~22148321 0.00000000 ~~1000~~998.75877760 II-A 0.00000004 0.00000000 M3.81824345 0.00000000 979.57791982 II-2X 0.00000000 0.00000000 20.~~47031283~~15352886 0.00000000 ~~1000~~979.57791982 III-A 0.00000000 M0.00000000 1.19859946 0.00000000 916.70390776 IV-3A 0.00000000 0.00000000 3.~~11614666~~65263552 0.00000000 ~~1000~~962.~~00000000~~14423094 BV-IOA 0.00000000 0.00000000 3.~~10582100~~84108356 0.00000000 ~~905~~993.~~00134418~~96508141 OCVI-A 0.00000000 0.00000000 4.04852862 0.00000000 979.78982396 S 0.00000000 ~~39097613~~0.~~45852900~~00000000 XP2.93167563 0.00000000 916.70390776 R-I 0.00000000 ~~420395~~0.~~60000000~~00000000 0.00000000 ~~1000~~0.00000000 0.00000000 R-III 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-IIIII 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 B-1 0.00000000 0.00000000 4.02501411 0.00000000 998.79062620 B-2 0.00000000 0.00000000 4.02501454 0.00000000 998.79062694 B-3 0.00000000 0.00000000 4.02501509 0.00000000 998.79062629 B-4 0.00000000 0.00000000 4.02501466 0.00000000 998.79062612 B-5 0.00000000 0.00000000 4.02501430 0.00000000 998.79062440 B-6 0.00000000 0.00000000 4.02501522 0.00000000 998.79062650 (6) Amount Does Not Include Excess Special Hazard, Bankruptcy,or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 1412,~~647~~813,~~603~~436.3472 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 8753,~~189~~428.6870 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 1412,~~734~~866,~~793~~865.0242 Withdrawals Reimbursement for Servicer Advances 9948,~~906~~524.1914 Payment of Service Fee ~~118~~233,~~413~~354.5392 Payment of Interest and Principal 1412,~~516~~584,~~473~~986.3036 Total Withdrawals (Pool Distribution Amount) 1412,~~734~~866,~~793~~865.0242 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee 61164,~~094~~067.1796 Additional ~~Servicing~~Alliance Service Fee 5769,~~319~~286.3696 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~118~~233,~~413~~354.5392

OTHER ACCOUNTS Beginning Current Current Ending Account Type Balance Withdrawals Deposits Balance ~~Financial~~SWAP ~~Guaranty~~Distribution ~~0.00~~Account 0.00 0.00 0.00 ~~Reserve Fund~~ 0.00 ~~0.00 0.00 0.00~~

LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT DELINQUENCY STATUS DELINQUENT BANKRUPTCY FORECLOSURE REO Total No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 10 0 0 10 ~~299,150~~0.9600 0.00 0.00 ~~299,150~~0.9600 30 Days 3532 0 0 0 3532 910,~~824~~079,~~296~~452.9947 0.00 0.00 0.00 910,~~824~~079,~~296~~452.9947 60 Days 5 0 0 0 5 31,~~469~~080,~~211~~254.6643 0.00 0.00 0.00 31,~~469~~080,~~211~~254.6643 90 Days 31 0 10 0 41 ~~972~~134,~~913~~962.9109 0.00 ~~212,464~~0.3900 0.00 1134,~~185,378~~962.3009 120 Days 10 0 0 0 10 ~~139,946~~0.5200 0.00 0.00 0.00 ~~139,946~~0.5200 150 Days 0 0 10 0 10 0.00 0.00 ~~490,894~~0.9100 0.00 ~~490,894~~0.9100 180+ Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 4438 10 20 0 4738 1411,~~406~~294,~~369~~668.0899 ~~299,150~~0.9600 ~~703,359~~0.3000 0.00 1511,~~408~~294,~~879~~668.3499 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.~~083612~~000000% 0.000000% 0.000000% 0.~~083612~~000000% 0.~~082656~~000000% 0.000000% 0.000000% 0.~~082656~~000000% 30 Days 21.~~926421~~499531% 0.000000% 0.000000% 0.000000% 21.~~926421~~499531% 21.~~714482~~506993% 0.000000% 0.000000% 0.000000% 21.~~714482~~506993% 60 Days 0.~~418060~~234302% 0.000000% 0.000000% 0.000000% 0.~~418060~~234302% 0.~~958553~~161510% 0.000000% 0.000000% 0.000000% 0.~~958553~~161510% 90 Days 0.~~250836~~046860% 0.000000% 0.~~083612~~000000% 0.000000% 0.~~334448~~046860% 0.~~268819~~020178% 0.000000% 0.~~058705~~000000% 0.000000% 0.~~327523~~020178% 120 Days 0.~~083612~~000000% 0.000000% 0.000000% 0.000000% 0.~~083612~~000000% 0.~~038668~~000000% 0.000000% 0.000000% 0.000000% 0.~~038668~~000000% 150 Days 0.000000% 0.000000% 0.~~083612~~000000% 0.000000% 0.~~083612~~000000% 0.000000% 0.000000% 0.~~135636~~000000% 0.000000% 0.~~135636~~000000% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 31.~~678930~~780694% 0.~~083612~~000000% 0.~~167224~~000000% 0.000000% 31.~~929766~~780694% 31.~~980522~~688682% 0.~~082656~~000000% 0.~~194340~~000000% 0.000000% 41.~~257518~~688682%

Delinquency Status By Groups

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 87,189.68

~~COLLATERAL~~OTHER ~~STATEMENT~~INFORMATION ~~Collateral~~Current ~~Description~~Period ~~Mixed~~Class ~~ARM~~A ~~Weighted~~Insufficient ~~Average~~Funds Gross Coupon 5.968483% Weighted Average Net Coupon 5.772720% Weighted Average Pass-Through Rate 5.589051% Weighted Average Maturity(Stepdown Calculation ) 352 Beginning Scheduled Collateral Loan Count 1,229 Number Of Loans Paid In Full 33 Ending Scheduled Collateral Loan Count 1,196 Beginning Scheduled Collateral Balance 374,496,967.58 Ending Scheduled Collateral Balance 361,759,853.58 Ending Actual Collateral Balance at 30-Nov-2003 361,921,649.33 Monthly P &I Constant 2,034,110.52 Special Servicing Fee 0.00 ~~Prepayment~~Principal ~~Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Ending Scheduled~~ Balance ~~for~~of ~~Premium~~Contaminated ~~Loans~~Properties ~~361,759,853.58 Scheduled Principal 171,461.39 Unscheduled Principal 12,565,652.61 Required Overcollateralization Amount~~ 0.00 ~~Overcollateralized~~Periodic ~~Increase~~Advance ~~Amount 0.00 Overcollateralized reduction Amount 0.00 Specified O/C Amount 1~~53,~~998,670~~428.~~00 Overcollateralized Amount 1,998,670.00 Overcollateralized Deficiency Amount 0.00 Base Overcollateralized Amount 0.00 Extra principal distribution Amount 0.00 Excess Cash Amount 1,241,502.41~~70

~~Miscellaneous~~SUBORDINATION ~~Reporting~~LEVEL/CLASS ~~Trigger~~PERCENTAGE ~~Event~~AND NOPREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class A 527,806,066.29 75.46828499% 509,240,000.06 76.16150201% 93.836142% 0.000000% Class II-A 265,945,466.29 38.02617954% 252,727,138.23 37.79765620% 38.363846% 622.399889% Class III-A 127,098,666.29 18.17318705% 125,445,734.09 18.76155747% 19.036099% 308.834151% Class S 127,098,666.29 18.17318705% 125,445,734.09 18.76155747% 0.000000% 0.000000% Class IV-A 101,166,366.29 14.46526035% 100,495,121.25 15.02996500% 3.731592% 60.539883% Class V-A 59,582,916.29 8.51945590% 59,162,773.08 8.84833411% 6.181631% 100.288339% Class B-1 27,975,316.29 4.00004713% 27,941,483.68 4.17890457% 1.984953% 32.203102% Class B-2 17,484,616.29 2.50003569% 17,463,470.85 2.61182187% 1.567083% 25.423731% Class B-3 11,190,416.29 1.60006029% 11,176,882.89 1.67160511% 0.940217% 15.253705% Class B-4 4,196,516.29 0.60003836% 4,191,441.13 0.62686838% 1.044737% 16.949396% Class B-5 2,098,516.29 0.30005609% 2,095,978.40 0.31347275% 0.313396% 5.084407% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.313473% 5.085658% Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure

Filing Compare · STRUCTURED ASSET MORT INV INC MORT PAS THR CERTS SER 2003-3