8-K 1 bsl03006_aug.txt AUGUST 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): August 25, 2004 BEAR STEARNS ALT-A TRUST Mortgage Pass-Through Certificates, Series 2003-6 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-106323-10 54-2139192 Pooling and Servicing Agreement) (Commission 54-2139193 (State or other File Number) 54-2139194 jurisdiction IRS EIN of Incorporation) c/o Wells Fargo Bank, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): [ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act(17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act(17 CFR 240.13e-4(c)) ITEM 8.01 Other Events On August 25, 2004 a distribution was made to holders of BEAR STEARNS ALT-A TRUST, Mortgage Pass-Through Certificates, Series 2003-6 Trust. ITEM 9.01 Financial Statements and Exhibits (c) Exhibits Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-6 Trust, relating to the August 25, 2004 distribution. Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. BEAR STEARNS ALT-A TRUST Mortgage Pass-Through Certificates, Series 2003-6 Trust (Registrant) By: Wells Fargo Bank, N.A. as Securities Administrator By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 8/30/04 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-6 Trust, relating to the August 25, 2004 distribution. EX-99.1

Bear Stearns ALT-A Trust Mortgage Pass-Through Certificates Record Date: 27/2931/~~2004~~04 Distribution Date: 38/25/~~2004~~04 BSL Series: 2003-6 Contact: Customer Service - CTSLink Wells Fargo Bank, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 815-6660 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution I-A-1 07386HDZ1 SEN 3.~~13307~~11401% 4738,~~023~~607,~~610~~315.8151 ~~122~~98,~~773~~539.4513 ~~492~~3,~~505~~070,242.7251 I-X-A-1 07386HEA5 IO 1.92200% 0.00 7560,~~316~~819.1533 0.00 I-A-2 07386HEB3 SEN 3.~~84307~~82401% 2318,~~131~~991,~~388~~328.5700 7459,~~079~~524.5718 ~~242~~1,~~268~~510,283.5327 I-X-A-2 07386HEC1 IO 1.21200% 0.00 2318,~~362~~865.7086 0.00 R 07386HEK3 RES 0.00000% 0.00 0.00 0.00 II-A-1 07386HED9 SEN 4.~~58306~~55708% 4941,~~516~~447,~~274~~618.2294 ~~188~~156,~~880~~348.3672 ~~863~~1,~~127~~401,919.0516 II-X-A-1 07386HEE7 IO 0.73100% 0.00 3025,~~126~~079.4986 0.00 II-A-2 07386HEF4 SEN 4.~~88006~~85408% ~~279~~233,~~022~~555,~~224~~674.5783 1938,~~133,306~~437.1772 47,~~863~~899,~~686~~758.4336 II-X-A-2 07386HEG2 IO 0.43400% 0.00 ~~100~~83,~~788~~905.6608 0.00 III-A 07386HEH0 SEN 5.~~23549~~18821% 1614,~~523~~218,~~580~~971.0212 7261,~~090~~475.9088 68,~~356~~000.0168 IV-A 07386HEJ6 SEN 5.~~61059~~60997% 1613,~~729~~681,~~486~~052.7652 7863,~~218~~063.6091 ~~198~~1,~~593~~018,852.0346 M 07386HEL1 SUB 5.~~28019~~25548% 16,~~735~~714,~~701~~378.3961 7372,~~570~~594.3014 4,~~237~~302.6778 B-1 07386HEM9 SUB 5.~~28019~~25548% 10,~~187~~174,~~026~~047.8971 44,~~782~~188.2708 2,~~579~~619.4711 B-2 07386HEN7 SUB 5.~~28019~~25548% 7,~~519~~509,~~081~~501.7173 3332,~~053~~615.9638 1,~~903~~933.9217 B-3 07386HEP2 SUB 5.~~28019~~25548% 5,~~335~~329,~~990~~191.3178 23,~~457~~145.0683 1,~~351~~371.1389 B-4 07386HEW7 SUB 5.~~28019~~25548% 5,~~336~~329,~~090~~291.2661 23,~~457~~146.5026 1,~~351~~371.1692 B-5 07386HEX5 SUB 5.~~28019~~25548% 1,~~940~~937,~~314~~842.6855 8,~~529~~416.6447 ~~491~~498.3186 B-6 07386HEY3 SUB 5.~~28019~~25548% 1,~~455~~453,~~510~~656.5501 6,~~398~~313.4454 ~~368~~374.5521 Totals ~~480~~408,~~456~~949,~~280~~870.7492 21,~~112~~776,~~192~~479.2237 614,~~678~~921,~~819~~528.9838

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses I-A-1 0.00 4635,~~531~~537,~~105~~073.0900 ~~615~~3,~~279~~168,781.1764 0.00 I-X-A-1 0.00 0.00 7560,~~316~~819.1533 0.00 I-A-2 0.00 2217,~~889~~481,~~120~~044.0474 ~~316~~1,~~348~~569,807.1045 0.00 I-X-A-2 0.00 0.00 2318,~~362~~865.7086 0.00 R 0.00 0.00 0.00 0.00 II-A-1 0.00 4840,~~653~~045,~~147~~699.1679 1,~~052~~558,~~007~~267.4188 0.00 II-X-A-1 0.00 0.00 3025,~~126~~079.4986 0.00 II-A-2 0.00 ~~274~~225,~~158~~655,~~538~~916.1447 58,~~996~~838,~~992~~196.6008 0.00 II-X-A-2 0.00 0.00 ~~100~~83,~~788~~905.6608 0.00 III-A 0.00 1614,~~517~~210,~~224~~970.0144 7869,~~446~~476.9156 0.00 IV-A 0.00 1612,~~530~~662,~~893~~200.7306 ~~276~~1,~~811~~081,916.6337 0.00 M 0.00 16,~~731~~710,~~463~~075.7282 7776,~~807~~896.9792 0.00 B-1 0.00 10,~~184~~171,~~447~~428.4260 4746,~~361~~807.7419 0.00 B-2 0.00 7,~~517~~507,~~177~~568.7956 34,~~957~~548.8855 0.00 B-3 0.00 5,~~334~~327,~~639~~819.1889 24,~~808~~517.1972 0.00 B-4 0.00 5,~~334~~327,~~739~~919.1069 24,~~808~~518.6618 0.00 B-5 0.00 1,~~939~~937,~~823~~343.3769 98,~~020~~915.9533 0.00 B-6 0.00 1,~~455~~453,~~142~~281.0080 6,~~766~~687.9975 0.00 Totals 0.00 ~~473~~394,~~777~~028,~~460~~342.7555 816,~~791~~698,~~012~~007.2075 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-1 47,825,000.00 4738,~~023~~607,~~610~~315.8151 65,~~007~~735.2054 ~~486~~3,~~498~~064,506.5397 0.00 0.00 I-X-A-1 0.00 0.00 0.00 0.00 0.00 0.00 I-A-2 23,525,600.00 2318,~~131~~991,~~388~~328.5700 2,~~955~~821.0037 ~~239~~1,~~313~~507,461.5390 0.00 0.00 I-X-A-2 0.00 0.00 0.00 0.00 0.00 0.00 R 100.00 0.00 0.00 0.00 0.00 0.00 II-A-1 50,000,000.00 4941,~~516~~447,~~274~~618.2294 1412,~~498~~215.8066 ~~848~~1,~~628~~389,703.2549 0.00 0.00 II-X-A-1 0.00 0.00 0.00 0.00 0.00 0.00 II-A-2 281,748,000.00 ~~279~~233,~~022~~555,~~224~~674.5783 8168,~~700~~834.1778 47,~~781~~830,~~986~~923.2658 0.00 0.00 II-X-A-2 0.00 0.00 0.00 0.00 0.00 0.00 III-A 16,825,100.00 1614,~~523~~218,~~580~~971.0212 3,~~944~~102.7244 24,~~411~~898.2924 0.00 0.00 IV-A 16,883,700.00 1613,~~729~~681,~~486~~052.7652 ~~336~~339.5720 ~~198~~1,~~256~~018,513.4626 0.00 0.00 M 16,744,200.00 16,~~735~~714,~~701~~378.3961 4,~~237~~302.6778 0.00 0.00 0.00 B-1 10,192,200.00 10,~~187~~174,~~026~~047.8971 2,~~579~~619.4711 0.00 0.00 0.00 B-2 7,522,900.00 7,~~519~~509,~~081~~501.7173 1,~~903~~933.9217 0.00 0.00 0.00 B-3 5,338,700.00 5,~~335~~329,~~990~~191.3178 1,~~351~~371.1389 0.00 0.00 0.00 B-4 5,338,800.00 5,~~336~~329,~~090~~291.2661 1,~~351~~371.1692 0.00 0.00 0.00 B-5 1,941,300.00 1,~~940~~937,~~314~~842.6855 ~~491~~498.3186 0.00 0.00 0.00 B-6 1,456,249.66 1,~~455~~453,~~510~~656.5501 ~~368~~374.5521 0.00 0.00 0.00 Totals 485,341,849.66 ~~480~~408,~~456~~949,~~280~~870.7492 ~~121~~105,~~725~~520.6793 614,~~557~~816,~~094~~007.3244 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-1 ~~492~~3,~~505~~070,242.7251 4635,~~531~~537,~~105~~073.0900 0.~~97294522~~74306478 ~~492~~3,~~505~~070,242.7251 I-X-A-1 0.00 0.00 0.00000000 0.00 I-A-2 ~~242~~1,~~268~~510,283.5327 2217,~~889~~481,~~120~~044.0474 0.~~97294522~~74306478 ~~242~~1,~~268~~510,283.5327 I-X-A-2 0.00 0.00 0.00000000 0.00 R 0.00 0.00 0.00000000 0.00 II-A-1 ~~863~~1,~~127~~401,919.0516 4840,~~653~~045,~~147~~699.1679 0.~~97306294~~80091400 ~~863~~1,~~127~~401,919.0516 II-X-A-1 0.00 0.00 0.00000000 0.00 II-A-2 47,~~863~~899,~~686~~758.4336 ~~274~~225,~~158~~655,~~538~~916.1447 0.~~97306294~~80091400 47,~~863~~899,~~686~~758.4336 II-X-A-2 0.00 0.00 0.00000000 0.00 III-A 68,~~356~~000.0168 1614,~~517~~210,~~224~~970.0144 0.~~98170139~~84462918 68,~~356~~000.0168 IV-A ~~198~~1,~~593~~018,852.0346 1612,~~530~~662,~~893~~200.7306 0.~~97910373~~74996595 ~~198~~1,~~593~~018,852.0346 M 4,~~237~~302.6778 16,~~731~~710,~~463~~075.7282 0.~~99923936~~99796203 4,~~237~~302.6778 B-1 2,~~579~~619.4711 10,~~184~~171,~~447~~428.4260 0.~~99923936~~99796203 2,~~579~~619.4711 B-2 1,~~903~~933.9217 7,~~517~~507,~~177~~568.7956 0.~~99923936~~99796203 1,~~903~~933.9217 B-3 1,~~351~~371.1389 5,~~334~~327,~~639~~819.1889 0.~~99923936~~99796203 1,~~351~~371.1389 B-4 1,~~351~~371.1692 5,~~334~~327,~~739~~919.1069 0.~~99923936~~99796203 1,~~351~~371.1692 B-5 ~~491~~498.3186 1,~~939~~937,~~823~~343.3769 0.~~99923936~~99796203 ~~491~~498.3186 B-6 ~~368~~374.5521 1,~~455~~453,~~142~~281.0080 0.~~99923937~~99796198 ~~368~~374.5521 Totals 614,~~678~~921,~~819~~528.9838 ~~473~~394,~~777~~028,~~460~~342.7555 0.~~97617269~~81185734 614,~~678~~921,~~819~~528.9838

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion I-A-1 47,825,000.00 ~~983~~807.~~24329974~~26221662 0.~~12560795~~11992765 1064.~~17247318~~07751113 0.00000000 I-X-A-1 0.00 0.00000000 0.00000000 0.00000000 0.00000000 I-A-2 23,525,600.00 ~~983~~807.~~24329964~~26221648 0.~~12560785~~11992765 1064.~~17247297~~07751131 0.00000000 I-X-A-2 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R 100.00 0.00000000 0.00000000 0.00000000 0.00000000 II-A-1 50,000,000.00 ~~990~~828.~~32548440~~95237880 0.~~28997600~~24431320 1627.~~97256500~~79406980 0.00000000 II-X-A-1 0.00 0.00000000 0.00000000 0.00000000 0.00000000 II-A-2 281,748,000.00 ~~990~~828.~~32548437~~95237883 0.~~28997604~~24431329 1627.~~97256506~~79406981 0.00000000 II-X-A-2 0.00 0.00000000 0.00000000 0.00000000 0.00000000 III-A 16,825,100.00 ~~982~~845.~~07915674~~10470190 0.~~23445448~~18439355 0.~~14331505~~29112695 0.00000000 IV-A 16,883,700.00 ~~990~~810.~~86614664~~31127774 0.~~01993461~~02009038 1160.~~74247706~~32524032 0.00000000 M 16,744,200.00 ~~999~~998.~~49244455~~21900180 0.~~25308286~~25697137 0.00000000 0.00000000 B-1 10,192,200.00 ~~999~~998.~~49244422~~21900179 0.~~25308275~~25697200 0.00000000 0.00000000 B-2 7,522,900.00 ~~999~~998.~~49244440~~21900198 0.~~25308325~~25697138 0.00000000 0.00000000 B-3 5,338,700.00 ~~999~~998.~~49244385~~21900088 0.~~25308221~~25697080 0.00000000 0.00000000 B-4 5,338,800.00 ~~999~~998.~~49244399~~21900240 0.~~25308309~~25697160 0.00000000 0.00000000 B-5 1,941,300.00 ~~999~~998.~~49244321~~21900273 0.~~25308299~~25697213 0.00000000 0.00000000 B-6 1,456,249.66 ~~999~~998.~~49245653~~21895237 0.~~25308160~~25696830 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-1 0.00000000 1064.~~29808092~~19743879 ~~972~~743.~~94521882~~06477784 0.~~97294522~~74306478 1064.~~29808092~~19743879 I-X-A-1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 I-A-2 0.00000000 1064.~~29808081~~19743896 ~~972~~743.~~94521883~~06477794 0.~~97294522~~74306478 1064.~~29808081~~19743896 I-X-A-2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 II-A-1 0.00000000 1728.~~26254100~~03838320 ~~973~~800.~~06294320~~91399580 0.~~97306294~~80091400 1728.~~26254100~~03838320 II-X-A-1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 II-A-2 0.00000000 1728.~~26254110~~03838309 ~~973~~800.~~06294327~~91399573 0.~~97306294~~80091400 1728.~~26254110~~03838309 II-X-A-2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 III-A 0.00000000 0.~~37776952~~47552050 ~~981~~844.~~70138721~~62918140 0.~~98170139~~84462918 0.~~37776952~~47552050 IV-A 0.00000000 1160.~~76241168~~34533070 ~~979~~749.~~10373496~~96594704 0.~~97910373~~74996595 1160.~~76241168~~34533070 M 0.00000000 0.~~25308286~~25697137 ~~999~~997.~~23936169~~96202984 0.~~99923936~~99796203 0.~~25308286~~25697137 B-1 0.00000000 0.~~25308275~~25697200 ~~999~~997.~~23936147~~96202979 0.~~99923936~~99796203 0.~~25308275~~25697200 B-2 0.00000000 0.~~25308325~~25697138 ~~999~~997.~~23936115~~96203060 0.~~99923936~~99796203 0.~~25308325~~25697138 B-3 0.00000000 0.~~25308221~~25697080 ~~999~~997.~~23936164~~96203008 0.~~99923936~~99796203 0.~~25308221~~25697080 B-4 0.00000000 0.~~25308309~~25697160 ~~999~~997.~~23936091~~96203079 0.~~99923936~~99796203 0.~~25308309~~25697160 B-5 0.00000000 0.~~25308299~~25697213 ~~999~~997.~~23936022~~96203060 0.~~99923936~~99796203 0.~~25308299~~25697213 B-6 0.00000000 0.~~25308160~~25696830 ~~999~~997.~~23937493~~96198407 0.~~99923937~~99796198 0.~~25308160~~25696830 (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-1 47,825,000.00 3.~~13307~~11401% 4738,~~023~~607,~~610~~315.8151 ~~122~~100,~~773~~186.4542 0.00 0.00 I-X-A-1 0.00 1.92200% 4738,~~023~~607,~~610~~315.8151 7561,~~316~~836.1505 0.00 0.00 I-A-2 23,525,600.00 3.~~84307~~82401% 2318,~~131~~991,~~388~~328.5700 7460,~~079~~519.5725 0.00 0.00 I-X-A-2 0.00 1.21200% 2318,~~131~~991,~~388~~328.5700 2319,~~362~~181.7024 0.00 0.00 R 100.00 0.00000% 0.00 0.00 0.00 0.00 II-A-1 50,000,000.00 4.~~58306~~55708% 4941,~~516~~447,~~274~~618.2294 ~~189~~157,~~113~~400.4510 0.00 0.00 II-X-A-1 0.00 0.73100% 4941,~~516~~447,~~274~~618.2294 3025,~~163~~248.6651 0.00 0.00 II-A-2 281,748,000.00 4.~~88006~~85408% ~~279~~233,~~022~~555,~~224~~674.5783 1944,~~134,704~~748.7527 0.00 0.00 II-X-A-2 0.00 0.43400% ~~279~~233,~~022~~555,~~224~~674.5783 ~~100~~84,~~913~~469.0430 0.00 0.00 III-A 16,825,100.00 5.~~23549~~18821% 1614,~~523~~218,~~580~~971.0212 7261,~~090~~475.9089 0.00 0.00 IV-A 16,883,700.00 5.~~61059~~60997% 1613,~~729~~681,~~486~~052.7652 7863,~~218~~958.5962 0.00 0.00 M 16,744,200.00 5.~~28019~~25548% 16,~~735~~714,~~701~~378.3961 73,~~639~~201.6781 0.00 0.00 B-1 10,192,200.00 5.~~28019~~25548% 10,~~187~~174,~~026~~047.8971 44,~~824~~557.4997 0.00 0.00 B-2 7,522,900.00 5.~~28019~~25548% 7,~~519~~509,~~081~~501.7173 3332,~~085~~888.1240 0.00 0.00 B-3 5,338,700.00 5.~~28019~~25548% 5,~~335~~329,~~990~~191.3178 23,~~479~~339.1858 0.00 0.00 B-4 5,338,800.00 5.~~28019~~25548% 5,~~336~~329,~~090~~291.2661 23,~~479~~340.6201 0.00 0.00 B-5 1,941,300.00 5.~~28019~~25548% 1,~~940~~937,~~314~~842.6855 8,~~537~~486.6892 0.00 0.00 B-6 1,456,249.66 5.~~28019~~25548% 1,~~455~~453,~~510~~656.5501 6,~~404~~366.4739 0.00 0.00 Totals 485,341,849.66 21,~~114~~791,~~186~~204.4973 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-1 01,647.0028 0.00 ~~122~~98,~~773~~539.4513 0.00 4635,~~531~~537,~~105~~073.0900 I-X-A-1 01,016.0072 0.00 7560,~~316~~819.1533 0.00 4635,~~531~~537,~~105~~073.0900 I-A-2 0995.0007 0.00 7459,~~079~~524.5718 0.00 2217,~~889~~481,~~120~~044.0474 I-X-A-2 0315.0038 0.00 2318,~~362~~865.7086 0.00 2217,~~889~~481,~~120~~044.0474 R 0.00 0.00 0.00 0.00 0.00 II-A-1 ~~233~~1,051.0937 0.00 ~~188~~156,~~880~~348.3672 0.00 4840,~~653~~045,~~147~~699.1679 II-X-A-1 37168.1865 0.00 3025,~~126~~079.4986 0.00 4840,~~653~~045,~~147~~699.1679 II-A-2 16,~~398~~310.5655 0.00 1938,~~133,306~~437.1772 0.00 ~~274~~225,~~158~~655,~~538~~916.1447 II-X-A-2 ~~124~~564.3822 0.00 ~~100~~83,~~788~~905.6608 0.00 ~~274~~225,~~158~~655,~~538~~916.1447 III-A 0.00 0.00 7261,~~090~~475.9088 0.00 1614,~~517~~210,~~224~~970.0144 IV-A 0894.0071 0.00 7863,~~218~~063.6091 0.00 1612,~~530~~662,~~893~~200.7306 M 69607.3767 0.00 7372,~~570~~594.3014 0.00 16,~~731~~710,~~463~~075.7282 B-1 42369.2389 0.00 44,~~782~~188.2708 0.00 10,~~184~~171,~~447~~428.4260 B-2 31273.1702 0.00 3332,~~053~~615.9638 0.00 7,~~517~~507,~~177~~568.7956 B-3 22193.1275 0.00 23,~~457~~145.0683 0.00 5,~~334~~327,~~639~~819.1889 B-4 22193.1275 0.00 23,~~457~~146.5026 0.00 5,~~334~~327,~~739~~919.1069 B-5 870.0445 0.00 8,~~529~~416.6447 0.00 1,~~939~~937,~~823~~343.3769 B-6 652.0385 0.00 6,~~398~~313.4454 0.00 1,~~455~~453,~~142~~281.0080 Totals 114,~~994~~725.2933 0.00 21,~~112~~776,~~192~~479.2237 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-1 47,825,000.00 3.~~13307~~11401% ~~983~~807.~~24329974~~26221662 2.~~56713957~~09485457 0.00000000 0.00000000 I-X-A-1 0.00 1.92200% ~~983~~807.~~24329974~~26221662 1.~~57482802~~29296498 0.00000000 0.00000000 I-A-2 23,525,600.00 3.~~84307~~82401% ~~983~~807.~~24329964~~26221648 32.~~14889185~~57248487 0.00000000 0.00000000 I-X-A-2 0.00 1.21200% ~~983~~807.~~24329964~~26221648 0.~~99307563~~81533478 0.00000000 0.00000000 R 100.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 II-A-1 50,000,000.00 4.~~58306~~55708% ~~990~~828.~~32548440~~95237880 3.~~78226900~~14800200 0.00000000 0.00000000 II-X-A-1 0.00 0.73100% ~~990~~828.~~32548440~~95237880 0.~~60327320~~50497020 0.00000000 0.00000000 II-A-2 281,748,000.00 4.~~88006~~85408% ~~990~~828.~~32548437~~95237883 43.~~02737464~~35316762 0.00000000 0.00000000 II-X-A-2 0.00 0.43400% ~~990~~828.~~32548437~~95237883 0.~~35816772~~29980444 0.00000000 0.00000000 III-A 16,825,100.00 5.~~23549~~18821% ~~982~~845.~~07915674~~10470190 43.~~28472342~~65382019 0.00000000 0.00000000 IV-A 16,883,700.00 5.~~61059~~60997% ~~990~~810.~~86614664~~31127774 43.~~63278724~~78818742 0.00000000 0.00000000 M 16,744,200.00 5.~~28019~~25548% ~~999~~998.~~49244455~~21900180 4.~~39792107~~37177112 0.00000000 0.00000000 B-1 10,192,200.00 5.~~28019~~25548% ~~999~~998.~~49244422~~21900179 4.~~39792096~~37177155 0.00000000 0.00000000 B-2 7,522,900.00 5.~~28019~~25548% ~~999~~998.~~49244440~~21900198 4.~~39792101~~37177152 0.00000000 0.00000000 B-3 5,338,700.00 5.~~28019~~25548% ~~999~~998.~~49244385~~21900088 4.~~39792084~~37177215 0.00000000 0.00000000 B-4 5,338,800.00 5.~~28019~~25548% ~~999~~998.~~49244399~~21900240 4.~~39792088~~37177081 0.00000000 0.00000000 B-5 1,941,300.00 5.~~28019~~25548% ~~999~~998.~~49244321~~21900273 4.~~39791892~~37177149 0.00000000 0.00000000 B-6 1,456,249.66 5.~~28019~~25548% ~~999~~998.~~49245653~~21895237 4.~~39792034~~37177098 0.00000000 0.00000000 (5) Per $1 denomination.

Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance I-A-1 0.~~00000000~~03444391 0.00000000 2.~~56713957~~06041045 0.00000000 ~~972~~743.~~94521882~~06477784 I-X-A-1 0.~~00000000~~02125917 0.00000000 1.~~57482802~~27170580 0.00000000 ~~972~~743.~~94521882~~06477784 I-A-2 0.~~00000000~~04229733 0.00000000 32.~~14889185~~53018754 0.00000000 ~~972~~743.~~94521883~~06477794 I-X-A-2 0.~~00000000~~01340582 0.00000000 0.~~99307563~~80192896 0.00000000 ~~972~~743.~~94521883~~06477794 R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 II-A-1 0.~~00466180~~02102740 0.00000000 3.~~77760720~~12697440 0.00000000 ~~973~~800.~~06294320~~91399580 II-X-A-1 0.~~00074360~~00337300 0.00000000 0.~~60252980~~50159720 0.00000000 ~~973~~800.~~06294320~~91399580 II-A-2 0.~~00496387~~02239785 0.00000000 43.~~02241070~~33076977 0.00000000 ~~973~~800.~~06294327~~91399573 II-X-A-2 0.~~00044146~~00200257 0.00000000 0.~~35772627~~29780187 0.00000000 ~~973~~800.~~06294327~~91399573 III-A 0.00000000 0.00000000 43.~~28472342~~65381959 0.00000000 ~~981~~844.~~70138721~~62918140 IV-A 0.~~00000000~~05299253 0.00000000 43.~~63278784~~73519489 0.00000000 ~~979~~749.~~10373496~~96594704 M 0.~~00414293~~03629137 0.00000000 4.~~39377814~~33547975 0.00000000 ~~999~~997.~~23936169~~96202984 B-1 0.~~00414336~~03629148 0.00000000 4.~~39377858~~33548007 0.00000000 ~~999~~997.~~23936147~~96202979 B-2 0.~~00414335~~03629186 0.00000000 4.~~39377899~~33547967 0.00000000 ~~999~~997.~~23936115~~96203060 B-3 0.~~00414333~~03629161 0.00000000 4.~~39377751~~33548055 0.00000000 ~~999~~997.~~23936164~~96203008 B-4 0.~~00414325~~03629093 0.00000000 4.~~39377763~~33547988 0.00000000 ~~999~~997.~~23936091~~96203079 B-5 0.~~00414155~~03629011 0.00000000 4.~~39377737~~33548138 0.00000000 ~~999~~997.~~23936022~~96203060 B-6 0.~~00414077~~03629185 0.00000000 4.~~39377957~~33547912 0.00000000 ~~999~~997.~~23937493~~96198407 (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 816,~~921~~805,~~641~~644.5835 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) ~~126~~11,~~617~~461.2169 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 916,~~048~~817,~~258~~106.7904 Withdrawals Reimbursement for Servicer Advances ~~122~~4,~~568~~245.0294 Payment of Service Fee ~~134~~114,~~678~~852.5536 Payment of Interest and Principal 816,~~791~~698,~~012~~007.2274 Total Withdrawals (Pool Distribution Amount) 916,~~048~~817,~~258~~106.7904 Ending Balance 0.00

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 0.00 Servicing Fee Support 0.00 Non-Supported Prepayment/Curtailment Interest Shortfall 114,~~994~~725.2933

SERVICING FEES Gross Servicing Fee 2118,~~285~~268.6664 Additional Servicing Fee ~~113~~96,~~016~~206.1097 Miscellaneous Fee 376.7975 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~134~~114,~~678~~852.5536

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 1 0 0 1 211,~~400~~200.00 0.00 0.00 211,~~400~~200.00 30 Days 733 0 0 0 733 231,~~295~~244,~~843~~420.8171 0.00 0.00 0.00 231,~~295~~244,~~843~~420.8171 60 Days 81 0 0 0 81 2279,~~288,466~~000.7900 0.00 0.00 0.00 2279,~~288,466~~000.7900 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 01 0 01 0.00 0.00 0437,600.00 0.00 0437,600.00 180+ Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 814 1 01 0 826 251,~~584~~523,~~310~~420.6071 211,~~400~~200.00 0437,600.00 0.00 252,~~795~~172,~~710~~220.6071 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.~~058617~~067522% 0.000000% 0.000000% 0.~~058617~~067522% 0.~~044610~~053589% 0.000000% 0.000000% 0.~~044610~~053589% 30 Days 40.~~279015~~202566% 0.000000% 0.000000% 0.000000% 40.~~279015~~202566% 40.~~915908~~315756% 0.000000% 0.000000% 0.000000% 40.~~915908~~315756% 60 Days 0.~~468933~~067522% 0.000000% 0.000000% 0.000000% 0.~~468933~~067522% 0.~~482914~~070793% 0.000000% 0.000000% 0.000000% 0.~~482914~~070793% 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~~067522% 0.000000% 0.~~000000~~067522% 0.000000% 0.000000% 0.~~000000~~111035% 0.000000% 0.~~000000~~111035% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 40.~~747948~~270088% 0.~~058617~~067522% 0.~~000000~~067522% 0.000000% 40.~~806565~~405132% 50.~~398822~~386548% 0.~~044610~~053589% 0.~~000000~~111035% 0.000000% 50.~~443432~~551173%

Delinquency Status By Groups DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group I 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 70 0 0 0 70 ~~2,966,369~~0.8700 0.00 0.00 0.00 ~~2,966,369~~0.8700 60 Days 10 0 0 0 10 ~~471,000~~0.00 0.00 0.00 0.00 ~~471,000~~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 80 0 0 0 80 ~~3,437,369~~0.8700 0.00 0.00 0.00 ~~3,437,369~~0.8700 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 30.~~070175~~000000% 0.000000% 0.000000% 0.000000% 30.~~070175~~000000% 30.~~834796~~000000% 0.000000% 0.000000% 0.000000% 30.~~834796~~000000% 60 Days 0.~~438596~~000000% 0.000000% 0.000000% 0.000000% 0.~~438596~~000000% 0.~~608889~~000000% 0.000000% 0.000000% 0.000000% 0.~~608889~~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 30.~~508772~~000000% 0.000000% 0.000000% 0.000000% 30.~~508772~~000000% 40.~~443684~~000000% 0.000000% 0.000000% 0.000000% 40.~~443684~~000000% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group II 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 1 211,~~400~~200.00 0.00 0.00 211,~~400~~200.00 30 Days 663 0 0 0 663 201,~~329~~244,~~473~~420.9471 0.00 0.00 0.00 201,~~329~~244,~~473~~420.9471 60 Days 71 0 0 0 7 1 279,~~817,466~~000.7900 0.00 0.00 0.00 1279,~~817,466~~000.7900 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 01 0 01 0.00 0.00 0437,600.00 0.00 0437,600.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 734 1 01 0 746 221,~~146~~523,~~940~~420.7371 211,~~400~~200.00 0437,600.00 0.00 222,~~358~~172,~~340~~220.7371 0-29 Days 0.~~073260~~083752% 0.000000% 0.000000% 0.~~073260~~083752% 0.~~058765~~069807% 0.000000% 0.000000% 0.~~058765~~069807% 30 Days 40.~~835165~~251256% 0.000000% 0.000000% 0.000000% 40.~~835165~~251256% 50.~~651199~~411313% 0.000000% 0.000000% 0.000000% 50.~~651199~~411313% 60 Days 0.~~512821~~083752% 0.000000% 0.000000% 0.000000% 0.~~512821~~083752% 0.~~505220~~092217% 0.000000% 0.000000% 0.000000% 0.~~505220~~092217% 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~~083752% 0.000000% 0.~~000000~~083752% 0.000000% 0.000000% 0.~~000000~~144638% 0.000000% 0.~~000000~~144638% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 50.~~347985~~335008% 0.~~073260~~083752% 0.~~000000~~083752% 0.000000% 50.~~421245~~502513% 60.~~156419~~503530% 0.~~058765~~069807% 0.~~000000~~144638% 0.000000% 60.~~215184~~717976% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group III 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 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 Group IV 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 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%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance ~~126~~11,~~617~~461.2169

SUBORDINATION LEVEL/CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class A 437,516,849.66 90.14612071% ~~427~~358,~~246~~491,~~355~~269.6655 90.~~17870016~~98108711% 8987.~~763668~~707626% 0.000000% Class IA2 413,991,249.66 85.29889808% ~~404~~341,~~357~~010,~~235~~224.6281 8586.~~34750367~~54459286% 4.~~831196~~436494% 4736.~~196560~~091435% Class R-I 413,991,149.66 85.29887747% ~~404~~341,~~357~~010,~~235~~224.6281 8586.~~34750367~~54459286% 0.000000% 0.000000% Class 2A1 363,991,149.66 74.99686044% ~~355~~300,~~704~~964,~~088~~525.4602 7576.~~07830532~~38144076% 10.~~269198~~163152% ~~100~~82.~~321078~~678513% Class 2A2 82,243,149.66 16.94540657% 8175,~~545~~308,~~550~~608.3255 1719.~~21178340~~11248517% 57.~~866522~~268956% ~~565~~465.~~305262~~890112% Class 3A 65,418,049.66 13.47875723% 6561,~~028~~097,~~326~~638.3111 1315.~~72550020~~50589933% 3.~~486283~~606586% 3429.~~057935~~340027% Class M 31,790,149.66 6.55005326% 31,~~765~~725,~~968~~362.8623 68.~~70482906~~05154320% 34.~~531503~~240831% 34.499690% Class B-1 21,597,949.66 4.45004890% 21,~~581~~553,~~521~~933.4463 45.~~55520223~~47014803% 2.~~149627~~581395% 20.999972% Class B-2 14,075,049.66 2.90002803% 14,~~064~~046,~~343~~365.6507 23.~~96855482~~56481084% 1.~~586647~~905337% 15.500156% Class B-3 8,736,349.66 1.80004046% 8,~~729~~718,~~704~~545.4718 12.~~84257488~~21266956% 1.~~125980~~352141% 10.999838% Class B-4 3,397,549.66 0.70003229% 3,~~394~~390,~~965~~625.3749 0.~~71657385~~86050294% 1.~~126001~~352167% 11.000044% Class B-5 1,456,249.66 0.30004618% 1,~~455~~453,~~142~~281.0080 0.~~30713618~~36882672% 0.~~409438~~491676% 3.999848% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.~~307136~~368827% 3.~~000452~~000451% Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure

COLLATERAL STATEMENT Collateral Description Mixed ARM Weighted Average Gross Coupon 5.~~616823~~593029% Weighted Average Net Coupon 5.~~563660~~539423% Weighted Average Pass-Through Rate 5.~~280447~~256013% Weighted Average Maturity(Stepdown Calculation ) ~~355~~350 Beginning Scheduled Collateral Loan Count 1,~~728~~524 Number Of Loans Paid In Full 2243 Ending Scheduled Collateral Loan Count 1,~~706~~481 Beginning Scheduled Collateral Balance ~~480~~408,~~456~~949,~~280~~870.6692 Ending Scheduled Collateral Balance ~~473~~394,~~777~~028,~~460~~342.6754 Ending Actual Collateral Balance at 2931-~~Feb~~Jul-2004 ~~473~~394,~~886~~108,~~885~~955.2344 Monthly P &I Constant 2,~~370~~011,~~590~~578.7502 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 816,~~567~~488,~~273~~080.0508 Ending Scheduled Balance for Premium Loans ~~473~~394,~~777~~028,~~460~~342.6754 Scheduled Principal ~~121~~105,~~725~~520.6794 Unscheduled Principal 614,~~557~~816,~~094~~007.3244

Miscellaneous Reporting Senior Percent - Group 1 8987.~~849027~~910989% Senior Percent - Group 2 8988.~~917498~~201902% Senior Percent - Group 3 8988.~~840316~~396638% Senior Percent - Group 4 8987.~~917269~~942695% Senior Prep Percent - Group 1 100.000000% Senior Prep Percent - Group 2 100.000000% Senior Prep Percent - Group 3 100.000000% Senior Prep Percent - Group 4 100.000000% Subordinate Percent - Group 1 1012.~~150973~~089011% Subordinate Percent - Group 2 1011.~~082502~~798098% Subordinate Percent - Group 3 1011.~~159684~~603362% Subordinate Percent - Group 4 1012.~~082731~~057305% Subordinate Prepay Percent - Group 1 0.000000% Subordinate Prepay Percent - Group 2 0.000000% Subordinate Prepay Percent - Group 3 0.000000% Subordinate Prepay Percent - Group 4 0.000000%

Group Level Collateral Statement Group Group I Group II Group III Collateral Description Mixed ARM Mixed ARM Mixed ARM Weighted Average Coupon Rate 5.~~349130~~330849 5.~~657355~~631613 5.~~589198~~550179 Weighted Average Net Rate 5.~~299130~~280849 5.~~603195~~576882 5.~~539198~~500179 Weighted Average Maturity ~~356~~351 ~~355~~350 ~~355~~350 Beginning Loan Count ~~231~~199 1,~~384~~223 6156 Loans Paid In Full 312 1929 0 Ending Loan Count ~~228~~187 1,~~365~~194 6156 Beginning Scheduled Balance 7865,~~080~~519,~~978~~276.3902 ~~365~~311,~~377~~788,~~714~~392.8999 1816,~~392~~085,~~165~~420.9477 Ending scheduled Balance 7760,~~345~~937,~~191~~573.6055 ~~359~~302,~~640~~475,~~114~~873.5697 1816,~~385~~077,~~363~~012.8485 Record Date 0207/2931/2004 0207/2931/2004 0207/2931/2004 Principal And Interest Constant ~~358~~300,~~029~~794.1876 1,~~829~~555,~~545~~118.3214 9077,~~055~~907.3515 Scheduled Principal 9,~~974~~733.7360 ~~106~~91,~~985~~891.8295 43,~~390~~509.8168 Unscheduled Principal ~~725~~4,~~812~~571,968.0687 59,~~630~~220,~~614~~627.5107 24,~~411~~898.2924 Scheduled Interest ~~348~~291,~~054~~061.4516 1,~~722~~463,~~559~~226.5019 8574,~~664~~397.5447 Servicing Fees 32,~~253~~729.3898 1614,~~490~~220.7223 ~~766~~670.3323 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 1513,~~880~~367.57 88 75,~~035~~037.6365 4,~~654~~181.8374 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 ~~328~~274,~~920~~963.5030 1,~~618~~373,~~033~~968.1531 8069,~~243~~545.3850 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 5.~~055067~~036013 5.~~314062~~288080 5.~~235492~~188214

Group Level Collateral Statement Group Group IV Total Collateral Description Mixed ARM Mixed ARM Weighted Average Coupon Rate 5.~~971588~~968247 5.~~616823~~593029 Weighted Average Net Rate 5.~~921588~~918247 5.~~563660~~539423 Weighted Average Maturity ~~355~~350 ~~355~~350 Beginning Loan Count 5246 1,~~728~~524 Loans Paid In Full 02 2243 Ending Loan Count 5244 1,~~706~~481 Beginning Scheduled Balance 1815,~~605~~556,~~421~~781.4414 ~~480~~408,~~456~~949,~~280~~870.6692 Ending scheduled Balance 1814,~~406~~537,~~790~~882.6717 ~~473~~394,~~777~~028,~~460~~342.6754 Record Date 0207/2931/2004 0207/2931/2004 Principal And Interest Constant 9277,~~960~~757.9097 2,~~370~~011,~~590~~578.7502 Scheduled Principal ~~374~~385.3171 ~~121~~105,~~725~~520.6794 Unscheduled Principal ~~198~~1,~~256~~018,513.4626 614,~~557~~816,~~094~~007.3244 Scheduled Interest 9277,~~586~~372.5926 21,~~248~~906,~~865~~057.08 Servicing Fees ~~775~~648.2320 2118,~~285~~268.6664 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 43,~~821~~996.8645 ~~113~~96,~~392~~583.8972 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 8672,~~989~~727.5061 21,~~114~~791,~~186~~204.5372 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 5.~~610591~~609974 5.~~280447~~256013

Filing Compare · BEAR STEARNS ALT A TRUST MORT PASS THR CERTS SERS 2003-6