8-K 1 mst03010_sep.txt SEPTEMBER 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): September 27, 2004 MASTR ASSET SECURITIZATION TRUST Mortgage Pass-Through Certificates, Series 2003-10 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-101254-15 Pooling and Servicing Agreement) (Commission 54-2132856 (State or other File Number) 54-2132857 jurisdiction 54-2132858 of Incorporation) IRS EIN 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 September 27, 2004 a distribution was made to holders of MASTR ASSET SECURITIZATION TRUST, Mortgage Pass-Through Certificates, Series 2003-10 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 2003-10 Trust, relating to the September 27, 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. MASTR ASSET SECURITIZATION TRUST Mortgage Pass-Through Certificates, Series 2003-10 Trust (Registrant) By: Wells Fargo Bank, N.A. as Master Servicer By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 9/30/2004 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-10 Trust, relating to the September 27, 2004 distribution. EX-99.1

Mortgage Asset Securitization Transactions, Inc. Mortgage Pass-Through Certificates Record Date: 78/31/042004 Distribution Date: 89/2527/042004 MASTR Series: 2003-10 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 1-A-1 55265KS91 SEN 5.25000% 4140,~~338~~847,~~961~~029.1662 ~~180~~178,~~857~~705.9575 ~~491~~120,~~931~~895.5440 1-A-2 55265KT25 SEN 5.25000% 2,~~066~~042,~~948~~351.0648 98,~~042~~935.9029 246,~~596~~044.5877 A-R 55265KV22 SEN 5.25000% 0.00 0.00 0.00 2-A-1 55265KT33 SEN 4.50000% 23,~~428~~238,~~318~~875.8688 87,~~856~~145.1978 ~~189~~184,~~442~~448.9835 3-A-1 55265KT41 SEN 5.50000% ~~339~~337,~~835~~349,~~090~~777.7738 1,~~557~~546,~~577~~186.4441 21,~~485~~966,~~313~~382.3950 3-A-2 55265KT58 SEN 5.25000% 8685,~~846~~969,~~922~~396.1814 ~~379~~376,~~955~~116.2709 ~~877~~694,~~526~~299.0450 3-A-3 55265KT66 SEN 12.~~90000~~06500% 8,~~684~~596,~~692~~939.2261 1314,~~750~~793.7690 8769,~~752~~429.6095 3-A-4 55265KT74 IO 65.~~10000~~93500% 0.00 4442,~~147~~519.1803 0.00 3-A-5 55265KT82 SEN 5.50000% 14,483,000.00 66,380.41 0.00 3-A-6 55265KT90 SEN 5.50000% 6,915,000.00 31,693.75 0.00 3-A-7 55265KU23 LOCK 5.50000% 15,060,000.00 69,025.00 0.00 4-A-1 55265KU31 SEN 4.50000% ~~168~~167,~~716~~108,~~715~~411.9785 ~~632~~626,~~687~~656.6652 1,~~608~~753,~~304~~583.1291 5-A-1 55265KU49 SEN 5.50000% 23,~~690~~313,~~725~~077.3553 ~~108~~106,~~582~~851.4960 ~~377~~28,~~647~~806.8210 6-A-1 55265KU56 SEN 4.75000% 7271,~~252~~552,~~121~~424.8629 ~~285~~283,~~997~~228.9733 ~~699~~366,~~697~~973.5732 15-PO 55265KU64 PO 0.00000% 1,~~395~~356,~~923~~047.0734 0.00 396,~~875~~303.7336 30-PO 55265KU72 PO 0.00000% 17,~~221~~093,~~317~~330.2869 0.00 ~~127~~98,~~986~~747.5817 15-AX 55265KU80 IO 4.50000% 0.00 51,~~474~~057.0378 0.00 30-AX 55265KU98 IO 5.50000% 0.00 2423,~~012~~154.5655 0.00 B-1 55265KV30 SUB 5.~~17425~~17490% 11,~~458~~431,~~134~~469.4239 49,~~406~~297.0127 26,~~665~~809.0346 B-2 55265KV48 SUB 5.~~17425~~17490% 3,~~208~~200,~~081~~615.6085 13,~~832~~802.8439 7,~~465~~506.7519 B-3 55265KV55 SUB 5.~~17425~~17490% 2,~~292~~287,~~607~~271.0576 9,~~885~~863.4367 5,~~335~~364.2918 B-4 55265KV63 SUB 5.~~17425~~17490% 1,~~375~~371,~~172~~971.1690 5,~~929~~916.5752 3,~~200~~217.2659 B-5 55265KV71 SUB 5.~~17425~~17490% ~~916~~914,~~454~~321.7297 3,~~951~~942.6494 2,~~132~~144.7530 B-6 55265KV89 SUB 5.~~17425~~17490% 1,~~376~~372,~~026~~824.8762 5,~~933~~920.2519 3,~~202~~219.2559 Totals ~~842~~835,~~562~~504,~~213~~137.6030 3,~~631~~601,~~980~~193.3017 75,~~058~~344,~~076~~175.2864

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses 1-A-1 0.00 40,~~847~~726,~~029~~134.6223 ~~672~~299,~~789~~601.4915 0.00 1-A-2 0.00 2,~~042~~036,~~351~~306.4871 3314,~~639~~980.4806 0.00 A-R 0.00 0.00 0.00 0.00 2-A-1 0.00 23,~~238~~054,~~875~~427.8853 ~~277~~271,~~299~~594.1713 0.00 3-A-1 0.00 ~~337~~335,~~349~~383,~~777~~394.3887 43,~~042~~512,~~890~~568.8391 0.00 3-A-2 0.00 85,~~969~~275,~~396~~096.1463 1,~~257~~070,~~481~~415.3159 0.00 3-A-3 0.00 8,~~596~~527,~~939~~509.6166 ~~101~~84,~~503~~223.3685 0.00 3-A-4 0.00 0.00 4442,~~147~~519.1803 0.00 3-A-5 0.00 14,483,000.00 66,380.41 0.00 3-A-6 0.00 6,915,000.00 31,693.75 0.00 3-A-7 0.00 15,060,000.00 69,025.00 0.00 4-A-1 0.00 ~~167~~165,~~108~~354,~~411~~827.8594 2,~~240~~380,~~991~~240.7843 0.00 5-A-1 0.00 23,~~313~~284,~~077~~271.5343 ~~486~~135,~~230~~657.3170 0.00 6-A-1 0.00 71,~~552~~185,~~424~~450.2998 ~~985~~650,~~695~~201.5465 0.00 15-PO 0.00 1,~~356~~349,~~047~~743.3498 396,~~875~~303.7336 0.00 30-PO 0.00 1716,~~093~~994,~~330~~583.6952 ~~127~~98,~~986~~747.5817 0.00 15-AX 0.00 0.00 51,~~474~~057.0378 0.00 30-AX 0.00 0.00 2423,~~012~~154.5655 0.00 B-1 0.00 11,~~431~~404,~~469~~659.3994 76,~~071~~106.0473 0.00 B-2 0.00 3,~~200~~193,~~615~~109.8566 21,~~298~~308.5958 0.00 B-3 0.00 2,~~287~~281,~~271~~907.7658 15,~~220~~227.7285 0.00 B-4 0.00 1,~~371~~368,~~971~~754.9031 9,~~129~~134.8311 0.00 B-5 0.00 ~~914~~912,~~321~~177.9768 6,~~084~~087.3924 0.00 B-6 0.00 1,~~372~~369,~~824~~605.6203 9,~~135~~139.5078 0.00 Totals 0.00 ~~835~~830,~~504~~159,~~137~~961.3068 108,~~690~~945,~~056~~368.5881 0.00 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.

Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) 1-A-1 45,000,000.00 4140,~~338~~847,~~961~~029.1662 101,~~735~~243.3468 ~~390~~19,~~196~~651.2071 0.00 0.00 1-A-2 2,250,000.00 2,~~066~~042,~~948~~351.0648 5,~~086~~062.7718 ~~19,509~~982.8159 0.00 0.00 A-R 100.00 0.00 0.00 0.00 0.00 0.00 2-A-1 27,000,000.00 23,~~428~~238,~~318~~875.8688 ~~175~~176,~~871~~668.4932 137,~~571~~780.4902 0.00 0.00 3-A-1 377,087,000.00 ~~339~~337,~~835~~349,~~090~~777.7738 393,~~535~~720.0581 21,~~091~~572,~~778~~661.3570 0.00 0.00 3-A-2 100,000,000.00 8685,~~846~~969,~~922~~396.1814 ~~138~~139,~~951~~016.1978 ~~738~~555,~~574~~282.8573 0.00 0.00 3-A-3 10,000,000.00 8,~~684~~596,~~692~~939.2261 13,~~895~~901.1268 7355,~~857~~528.4927 0.00 0.00 3-A-4 0.00 0.00 0.00 0.00 0.00 0.00 3-A-5 14,483,000.00 14,483,000.00 0.00 0.00 0.00 0.00 3-A-6 6,915,000.00 6,915,000.00 0.00 0.00 0.00 0.00 3-A-7 15,060,000.00 15,060,000.00 0.00 0.00 0.00 0.00 4-A-1 192,000,000.00 ~~168~~167,~~716~~108,~~715~~411.9785 ~~708~~707,~~308~~958.7012 ~~899~~1,~~995~~045,625.4279 0.00 0.00 5-A-1 25,000,000.00 23,~~690~~313,~~725~~077.3553 26,~~725~~455.1703 ~~350~~2,~~922~~351.6507 0.00 0.00 6-A-1 80,000,000.00 7271,~~252~~552,~~121~~424.8629 ~~297~~296,~~153~~966.3464 ~~402~~70,~~544~~006.2368 0.00 0.00 15-PO 1,462,856.00 1,~~395~~356,~~923~~047.0734 5,~~898~~842.9159 ~~33,976~~460.8377 0.00 0.00 30-PO 17,976,274.00 17,~~221~~093,~~317~~330.2869 21,~~170~~127.4901 ~~106~~77,~~816~~620.1016 0.00 0.00 15-AX 0.00 0.00 0.00 0.00 0.00 0.00 30-AX 0.00 0.00 0.00 0.00 0.00 0.00 B-1 11,690,000.00 11,~~458~~431,~~134~~469.4239 26,~~665~~809.0346 0.00 0.00 0.00 B-2 3,273,000.00 3,~~208~~200,~~081~~615.6085 7,~~465~~506.7519 0.00 0.00 0.00 B-3 2,339,000.00 2,~~292~~287,~~607~~271.0576 5,~~335~~364.2918 0.00 0.00 0.00 B-4 1,403,000.00 1,~~375~~371,~~172~~971.1690 3,~~200~~217.2659 0.00 0.00 0.00 B-5 935,000.00 ~~916~~914,~~454~~321.7297 2,~~132~~144.7530 0.00 0.00 0.00 B-6 1,403,872.00 1,~~376~~372,~~026~~824.8762 3,~~202~~219.2559 0.00 0.00 0.00 Totals 935,278,102.00 ~~842~~835,~~562~~504,~~213~~137.6030 1,936,~~332~~224.9015 53,~~121~~407,~~743~~951.4249 0.00 0.00 (1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution 1-A-1 ~~491~~120,~~931~~895.5440 40,~~847~~726,~~029~~134.6223 0.~~90771177~~90502521 ~~491~~120,~~931~~895.5440 1-A-2 246,~~596~~044.5877 2,~~042~~036,~~351~~306.4871 0.~~90771177~~90502520 246,~~596~~044.5877 A-R 0.00 0.00 0.00000000 0.00 2-A-1 ~~189~~184,~~442~~448.9835 23,~~238~~054,~~875~~427.8853 0.~~86069911~~85386769 ~~189~~184,~~442~~448.9835 3-A-1 21,~~485~~966,~~313~~382.3950 ~~337~~335,~~349~~383,~~777~~394.3887 0.~~89462054~~88940588 21,~~485~~966,~~313~~382.3950 3-A-2 ~~877~~694,~~526~~299.0450 85,~~969~~275,~~396~~096.1463 0.~~85969396~~85275097 ~~877~~694,~~526~~299.0450 3-A-3 8769,~~752~~429.6095 8,~~596~~527,~~939~~509.6166 0.~~85969396~~85275097 8769,~~752~~429.6095 3-A-4 0.00 0.00 0.00000000 0.00 3-A-5 0.00 14,483,000.00 1.00000000 0.00 3-A-6 0.00 6,915,000.00 1.00000000 0.00 3-A-7 0.00 15,060,000.00 1.00000000 0.00 4-A-1 1,~~608~~753,~~304~~583.1291 ~~167~~165,~~108~~354,~~411~~827.8594 0.~~87035631~~86122306 1,~~608~~753,~~304~~583.1291 5-A-1 ~~377~~28,~~647~~806.8210 23,~~313~~284,~~077~~271.5343 0.~~93252310~~93137086 ~~377~~28,~~647~~806.8210 6-A-1 ~~699~~366,~~697~~973.5732 71,~~552~~185,~~424~~450.2998 0.~~89440530~~88981814 ~~699~~366,~~697~~973.5732 15-PO 396,~~875~~303.7336 1,~~356~~349,~~047~~743.3498 0.~~92698621~~92267727 396,~~875~~303.7336 30-PO ~~127~~98,~~986~~747.58 17 16,~~093~~994,~~330~~583.6952 0.~~95088285~~94538966 ~~127~~98,~~986~~747.5817 15-AX 0.00 0.00 0.00000000 0.00 30-AX 0.00 0.00 0.00000000 0.00 B-1 26,~~665~~809.0346 11,~~431~~404,~~469~~659.3994 0.~~97788446~~97559110 26,~~665~~809.0346 B-2 7,~~465~~506.7519 3,~~200~~193,~~615~~109.8566 0.~~97788446~~97559110 7,~~465~~506.7519 B-3 5,~~335~~364.2918 2,~~287~~281,~~271~~907.7658 0.~~97788446~~97559110 5,~~335~~364.2918 B-4 3,~~200~~217.2659 1,~~371~~368,~~971~~754.9031 0.~~97788446~~97559110 3,~~200~~217.2659 B-5 2,~~132~~144.7530 ~~914~~912,~~321~~177.9768 0.~~97788446~~97559110 2,~~132~~144.7530 B-6 3,~~202~~219.2559 1,~~372~~369,~~824~~605.6203 0.~~97788447~~97559110 3,~~202~~219.2559 Totals 75,~~058~~344,~~076~~175.2864 ~~835~~830,~~504~~159,~~137~~961.3068 0.~~89332161~~88760761 75,~~058~~344,~~076~~175.2864

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion 1-A-1 45,000,000.00 ~~918~~907.~~64358133~~71176933 2.~~26078533~~24985956 80.~~67102667~~43670467 0.00000000 1-A-2 2,250,000.00 ~~918~~907.~~64358222~~71176889 2.~~26078667~~24985778 80.~~67102667~~43670667 0.00000000 A-R 100.00 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 27,000,000.00 ~~867~~860.~~71551333~~69910667 6.~~51375889~~54327111 0.~~50264778~~28814889 0.00000000 3-A-1 377,087,000.00 ~~901~~894.~~21136706~~62054481 1.~~04361871~~04411133 54.~~54720356~~17055401 0.00000000 3-A-2 100,000,000.00 ~~868~~859.~~46922180~~69396140 1.~~38951190~~39016780 75.~~38574850~~55282730 0.00000000 3-A-3 10,000,000.00 ~~868~~859.~~46922200~~69396100 1.~~38951200~~39016800 75.~~38574900~~55282700 0.00000000 3-A-4 0.00 0.00000000 0.00000000 0.00000000 0.00000000 3-A-5 14,483,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 3-A-6 6,915,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 3-A-7 15,060,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 4-A-1 192,000,000.00 ~~878~~870.~~73289568~~35631172 3.~~68910781~~68728187 45.~~68747615~~44596766 0.00000000 5-A-1 25,000,000.00 ~~947~~932.~~62901400~~52310120 1.~~06900680~~05820120 140.~~03690600~~09404280 0.00000000 6-A-1 80,000,000.00 ~~903~~894.~~15152325~~40530362 3.~~71441675~~71208300 50.~~03180288~~87508350 0.00000000 15-PO 1,462,856.00 ~~954~~926.~~24503164~~98621054 43.~~03246116~~99396113 230.~~22636678~~31497974 0.00000000 30-PO 17,976,274.00 ~~958~~950.~~00260276~~88285203 1.~~17769066~~17527192 54.~~94206007~~31792261 0.00000000 15-AX 0.00 0.00000000 0.00000000 0.00000000 0.00000000 30-AX 0.00 0.00000000 0.00000000 0.00000000 0.00000000 B-1 11,690,000.00 ~~980~~977.~~16547648~~88446450 2.~~28101198~~29336698 0.00000000 0.00000000 B-2 3,273,000.00 ~~980~~977.~~16547510~~88446379 2.~~28101130~~29336694 0.00000000 0.00000000 B-3 2,339,000.00 ~~980~~977.~~16547670~~88446345 2.~~28101325~~29336469 0.00000000 0.00000000 B-4 1,403,000.00 ~~980~~977.~~16547398~~88446187 2.~~28101212~~29336422 0.00000000 0.00000000 B-5 935,000.00 ~~980~~977.~~16547594~~88445989 2.~~28101604~~29336898 0.00000000 0.00000000 B-6 1,403,872.00 ~~980~~977.~~16547805~~88446525 2.~~28101280~~29336435 0.00000000 0.00000000 (2) All Classes are per $1,000 Denomination.

Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution 1-A-1 0.00000000 102.~~93181200~~68656444 ~~907~~905.~~71176933~~02520511 0.~~90771177~~90502521 102.~~93181200~~68656444 1-A-2 0.00000000 102.~~93181333~~68656444 ~~907~~905.~~71176889~~02520444 0.~~90771177~~90502520 102.~~93181333~~68656444 A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 0.00000000 76.~~01640667~~83142037 ~~860~~853.~~69910667~~86768630 0.~~86069911~~85386769 76.~~01640667~~83142037 3-A-1 0.00000000 65.~~59082225~~21466532 ~~894~~889.~~62054481~~40587947 0.~~89462054~~88940588 65.~~59082225~~21466532 3-A-2 0.00000000 86.~~77526040~~94299500 ~~859~~852.~~69396140~~75096630 0.~~85969396~~85275097 86.~~77526040~~94299500 3-A-3 0.00000000 86.~~77526000~~94299500 ~~859~~852.~~69396100~~75096600 0.~~85969396~~85275097 86.~~77526000~~94299500 3-A-4 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 3-A-5 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 3-A-6 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 3-A-7 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 4-A-1 0.00000000 89.~~37658396~~13324953 ~~870~~861.~~35631172~~22306219 0.~~87035631~~86122306 89.~~37658396~~13324953 5-A-1 0.00000000 151.~~10591280~~15224400 ~~932~~931.~~52310120~~37085720 0.~~93252310~~93137086 151.~~10591280~~15224400 6-A-1 0.00000000 84.~~74621962~~58716650 ~~894~~889.~~40530362~~81813725 0.~~89440530~~88981814 84.~~74621962~~58716650 15-PO 0.00000000 274.~~25882110~~30894087 ~~926~~922.~~98621054~~67726967 0.~~92698621~~92267727 274.~~25882110~~30894087 30-PO 0.00000000 75.~~11975018~~49319453 ~~950~~945.~~88285203~~38965750 0.~~95088285~~94538966 75.~~11975018~~49319453 15-AX 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 30-AX 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 B-1 0.00000000 2.~~28101198~~29336698 ~~977~~975.~~88446450~~59109837 0.~~97788446~~97559110 2.~~28101198~~29336698 B-2 0.00000000 2.~~28101130~~29336694 ~~977~~975.~~88446379~~59109685 0.~~97788446~~97559110 2.~~28101130~~29336694 B-3 0.00000000 2.~~28101325~~29336469 ~~977~~975.~~88446345~~59109876 0.~~97788446~~97559110 2.~~28101325~~29336469 B-4 0.00000000 2.~~28101212~~29336422 ~~977~~975.~~88446187~~59109765 0.~~97788446~~97559110 2.~~28101212~~29336422 B-5 0.00000000 2.~~28101604~~29336898 ~~977~~975.~~88445989~~59110160 0.~~97788446~~97559110 2.~~28101604~~29336898 B-6 0.00000000 2.~~28101280~~29336435 ~~977~~975.~~88446525~~59110090 0.~~97788447~~97559110 2.~~28101280~~29336435 (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 1-A-1 45,000,000.00 5.25000% 4140,~~338~~847,~~961~~029.1662 ~~180~~178,~~857~~705.9575 0.00 0.00 1-A-2 2,250,000.00 5.25000% 2,~~066~~042,~~948~~351.0648 98,~~042~~935.9029 0.00 0.00 A-R 100.00 5.25000% 0.00 0.00 0.00 0.00 2-A-1 27,000,000.00 4.50000% 23,~~428~~238,~~318~~875.8688 87,~~856~~145.1978 0.00 0.00 3-A-1 377,087,000.00 5.50000% ~~339~~337,~~835~~349,~~090~~777.7738 1,~~557~~546,~~577~~186.4441 0.00 0.00 3-A-2 100,000,000.00 5.25000% 8685,~~846~~969,~~922~~396.1814 ~~379~~376,~~955~~116.2709 0.00 0.00 3-A-3 10,000,000.00 12.~~90000~~06500% 8,~~684~~596,~~692~~939.2261 1314,~~750~~793.7690 0.00 0.00 3-A-4 0.00 65.~~10000~~93500% 8,~~684~~596,~~692~~939.2261 4442,~~147~~519.1803 0.00 0.00 3-A-5 14,483,000.00 5.50000% 14,483,000.00 66,380.41 0.00 0.00 3-A-6 6,915,000.00 5.50000% 6,915,000.00 31,693.75 0.00 0.00 3-A-7 15,060,000.00 5.50000% 15,060,000.00 69,025.00 0.00 0.00 4-A-1 192,000,000.00 4.50000% ~~168~~167,~~716~~108,~~715~~411.9785 ~~632~~626,~~687~~656.6652 0.00 0.00 5-A-1 25,000,000.00 5.50000% 23,~~690~~313,~~725~~077.3553 ~~108~~106,~~582~~851.4960 0.00 0.00 6-A-1 80,000,000.00 4.75000% 7271,~~252~~552,~~121~~424.8629 ~~285~~283,~~997~~228.9733 0.00 0.00 15-PO 1,462,856.00 0.00000% 1,~~395~~356,~~923~~047.0734 0.00 0.00 0.00 30-PO 17,976,274.00 0.00000% 17,~~221~~093,~~317~~330.2869 0.00 0.00 0.00 15-AX 0.00 4.50000% 13,~~726~~615,407.4284 51,~~474~~057.0378 0.00 0.00 30-AX 0.00 5.50000% 5,~~239~~051,~~103~~902.1520 2423,~~012~~154.5655 0.00 0.00 B-1 11,690,000.00 5.~~17425~~17490% 11,~~458~~431,~~134~~469.4239 49,~~406~~297.0127 0.00 0.00 B-2 3,273,000.00 5.~~17425~~17490% 3,~~208~~200,~~081~~615.6085 13,~~832~~802.8439 0.00 0.00 B-3 2,339,000.00 5.~~17425~~17490% 2,~~292~~287,~~607~~271.0576 9,~~885~~863.4367 0.00 0.00 B-4 1,403,000.00 5.~~17425~~17490% 1,~~375~~371,~~172~~971.1690 5,~~929~~916.5752 0.00 0.00 B-5 935,000.00 5.~~17425~~17490% ~~916~~914,~~454~~321.7297 3,~~951~~942.6494 0.00 0.00 B-6 1,403,872.00 5.~~17425~~17490% 1,~~376~~372,~~026~~824.8762 5,~~933~~920.2519 0.00 0.00 Totals 935,278,102.00 3,~~631~~601,~~980~~193.3017 0.00 0.00

Interest Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance 1-A-1 0.00 0.00 ~~180~~178,~~857~~705.9575 0.00 40,~~847~~726,~~029~~134.6223 1-A-2 0.00 0.00 98,~~042~~935.9029 0.00 2,~~042~~036,~~351~~306.4871 A-R 0.00 0.00 0.00 0.00 0.00 2-A-1 0.00 0.00 87,~~856~~145.1978 0.00 23,~~238~~054,~~875~~427.8853 3-A-1 0.00 0.00 1,~~557~~546,~~577~~186.4441 0.00 ~~337~~335,~~349~~383,~~777~~394.3887 3-A-2 0.00 0.00 ~~379~~376,~~955~~116.2709 0.00 85,~~969~~275,~~396~~096.1463 3-A-3 0.00 0.00 1314,~~750~~793.7690 0.00 8,~~596~~527,~~939~~509.6166 3-A-4 0.00 0.00 4442,~~147~~519.1803 0.00 8,~~596~~527,~~939~~509.6166 3-A-5 0.00 0.00 66,380.41 0.00 14,483,000.00 3-A-6 0.00 0.00 31,693.75 0.00 6,915,000.00 3-A-7 0.00 0.00 69,025.00 0.00 15,060,000.00 4-A-1 0.00 0.00 ~~632~~626,~~687~~656.6652 0.00 ~~167~~165,~~108~~354,~~411~~827.8594 5-A-1 0.00 0.00 ~~108~~106,~~582~~851.4960 0.00 23,~~313~~284,~~077~~271.5343 6-A-1 0.00 0.00 ~~285~~283,~~997~~228.9733 0.00 71,~~552~~185,~~424~~450.2998 15-PO 0.00 0.00 0.00 0.00 1,~~356~~349,~~047~~743.3498 30-PO 0.00 0.00 0.00 0.00 1716,~~093~~994,~~330~~583.6952 15-AX 0.00 0.00 51,~~474~~057.0378 0.00 13,~~615~~546,~~407~~253.8442 30-AX 0.00 0.00 2423,~~012~~154.5655 0.00 5,~~051~~022,~~902~~445.2000 B-1 0.00 0.00 49,~~406~~297.0127 0.00 11,~~431~~404,~~469~~659.3994 B-2 0.00 0.00 13,~~832~~802.8439 0.00 3,~~200~~193,~~615~~109.8566 B-3 0.00 0.00 9,~~885~~863.4367 0.00 2,~~287~~281,~~271~~907.7658 B-4 0.00 0.00 5,~~929~~916.5752 0.00 1,~~371~~368,~~971~~754.9031 B-5 0.00 0.00 3,~~951~~942.6494 0.00 ~~914~~912,~~321~~177.9768 B-6 0.00 0.00 5,~~933~~920.2519 0.00 1,~~372~~369,~~824~~605.6203 Totals 0.00 0.00 3,~~631~~601,~~980~~193.3017 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 1-A-1 45,000,000.00 5.25000% ~~918~~907.~~64358133~~71176933 43.~~01906556~~97123889 0.00000000 0.00000000 1-A-2 2,250,000.00 5.25000% ~~918~~907.~~64358222~~71176889 43.~~01906667~~97124000 0.00000000 0.00000000 A-R 100.00 5.25000% 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 27,000,000.00 4.50000% ~~867~~860.~~71551333~~69910667 3.~~25393296~~22762148 0.00000000 0.00000000 3-A-1 377,087,000.00 5.50000% ~~901~~894.~~21136706~~62054481 4.~~13055194~~10034398 0.00000000 0.00000000 3-A-2 100,000,000.00 5.25000% ~~868~~859.~~46922180~~69396140 3.~~79955270~~76116090 0.00000000 0.00000000 3-A-3 10,000,000.00 12.~~90000~~06500% ~~868~~859.~~46922200~~69396100 1.~~37507600~~47939000 0.00000000 0.00000000 3-A-4 0.00 65.~~10000~~93500% ~~868~~859.~~46922200~~69396100 4.~~41471800~~25190300 0.00000000 0.00000000 3-A-5 14,483,000.00 5.50000% 1000.00000000 4.58333287 0.00000000 0.00000000 3-A-6 6,915,000.00 5.50000% 1000.00000000 4.58333333 0.00000000 0.00000000 3-A-7 15,060,000.00 5.50000% 1000.00000000 4.58333333 0.00000000 0.00000000 4-A-1 192,000,000.00 4.50000% ~~878~~870.~~73289568~~35631172 3.~~29524823~~26383604 0.00000000 0.00000000 5-A-1 25,000,000.00 5.50000% ~~947~~932.~~62901400~~52310120 4.~~34329960~~27406400 0.00000000 0.00000000 6-A-1 80,000,000.00 4.75000% ~~903~~894.~~15152325~~40530362 3.~~57497462~~54035413 0.00000000 0.00000000 15-PO 1,462,856.00 0.00000% ~~954~~926.~~24503164~~98621054 0.00000000 0.00000000 0.00000000 30-PO 17,976,274.00 0.00000% ~~958~~950.~~00260276~~88285203 0.00000000 0.00000000 0.00000000 15-AX 0.00 4.50000% ~~803~~797.~~60066459~~10229007 32.~~01350262~~98913362 0.00000000 0.00000000 30-AX 0.00 5.50000% ~~767~~740.~~50135251~~07738734 3.~~51771510~~39202110 0.00000000 0.00000000 B-1 11,690,000.00 5.~~17425~~17490% ~~980~~977.~~16547648~~88446450 4.~~22634816~~21704619 0.00000000 0.00000000 B-2 3,273,000.00 5.~~17425~~17490% ~~980~~977.~~16547510~~88446379 4.~~22634892~~21704552 0.00000000 0.00000000 B-3 2,339,000.00 5.~~17425~~17490% ~~980~~977.~~16547670~~88446345 4.~~22634887~~21704575 0.00000000 0.00000000 B-4 1,403,000.00 5.~~17425~~17490% ~~980~~977.~~16547398~~88446187 4.~~22635068~~21704918 0.00000000 0.00000000 B-5 935,000.00 5.~~17425~~17490% ~~980~~977.~~16547594~~88445989 4.~~22635294~~21704813 0.00000000 0.00000000 B-6 1,403,872.00 5.~~17425~~17490% ~~980~~977.~~16547805~~88446525 4.~~22634685~~21704400 0.00000000 0.00000000 (5) All Classes are per $1,000 Denomination.

Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance 1-A-1 0.00000000 0.00000000 43.~~01906556~~97123889 0.00000000 ~~907~~905.~~71176933~~02520511 1-A-2 0.00000000 0.00000000 43.~~01906667~~97124000 0.00000000 ~~907~~905.~~71176889~~02520444 A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 0.00000000 0.00000000 3.~~25393296~~22762148 0.00000000 ~~860~~853.~~69910667~~86768630 3-A-1 0.00000000 0.00000000 4.~~13055194~~10034398 0.00000000 ~~894~~889.~~62054481~~40587947 3-A-2 0.00000000 0.00000000 3.~~79955270~~76116090 0.00000000 ~~859~~852.~~69396140~~75096630 3-A-3 0.00000000 0.00000000 1.~~37507600~~47939000 0.00000000 ~~859~~852.~~69396100~~75096600 3-A-4 0.00000000 0.00000000 4.~~41471800~~25190300 0.00000000 ~~859~~852.~~69396100~~75096600 3-A-5 0.00000000 0.00000000 4.58333287 0.00000000 1000.00000000 3-A-6 0.00000000 0.00000000 4.58333333 0.00000000 1000.00000000 3-A-7 0.00000000 0.00000000 4.58333333 0.00000000 1000.00000000 4-A-1 0.00000000 0.00000000 3.~~29524823~~26383604 0.00000000 ~~870~~861.~~35631172~~22306219 5-A-1 0.00000000 0.00000000 4.~~34329960~~27406400 0.00000000 ~~932~~931.~~52310120~~37085720 6-A-1 0.00000000 0.00000000 3.~~57497462~~54035413 0.00000000 ~~894~~889.~~40530362~~81813725 15-PO 0.00000000 0.00000000 0.00000000 0.00000000 ~~926~~922.~~98621054~~67726967 30-PO 0.00000000 0.00000000 0.00000000 0.00000000 ~~950~~945.~~88285203~~38965750 15-AX 0.00000000 0.00000000 32.~~01350262~~98913362 0.00000000 ~~797~~793.~~10229007~~05370429 30-AX 0.00000000 0.00000000 3.~~51771510~~39202110 0.00000000 ~~740~~735.~~07738734~~76206081 B-1 0.00000000 0.00000000 4.~~22634816~~21704619 0.00000000 ~~977~~975.~~88446450~~59109837 B-2 0.00000000 0.00000000 4.~~22634892~~21704552 0.00000000 ~~977~~975.~~88446379~~59109685 B-3 0.00000000 0.00000000 4.~~22634887~~21704575 0.00000000 ~~977~~975.~~88446345~~59109876 B-4 0.00000000 0.00000000 4.~~22635068~~21704918 0.00000000 ~~977~~975.~~88446187~~59109765 B-5 0.00000000 0.00000000 4.~~22635294~~21704813 0.00000000 ~~977~~975.~~88445989~~59110160 B-6 0.00000000 0.00000000 4.~~22634685~~21704400 0.00000000 ~~977~~975.~~88446525~~59110090 (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 Component Statement Component Beginning Ending Beginning Ending Ending Pass-Through Notional Notional Component Component Component Class Rate Balance Balance Balance Balance Percentage 15-PO-2 0.00000% 0.00 0.00 20,~~492~~319.4302 20,~~319~~148.0271 9291.~~27387043~~50044913% 15-PO-4 0.00000% 0.00 0.00 ~~592,430.21~~ 555,945.36 90553,251.~~21596124~~20 89.77876677% 15-PO-6 0.00000% 0.00 0.00 ~~783,000.43~~ 779,782.96 776,344.07 94.~~56530600~~14826728% 30-PO-1 0.00000% 0.00 0.00 ~~318~~297,~~198~~188.9882 ~~297~~295,~~188~~981.82 88.~~76501475~~40450532% 30-PO-3 0.00000% 0.00 0.00 16,~~422~~332,~~156~~391.0323 16,~~332~~235,~~391~~438.23 9594.~~29315058~~72746753% 30-PO-5 0.00000% 0.00 0.00 ~~480~~463,~~962~~750.2664 463,~~750~~163.6447 92.~~31311770~~19623701% 15-AX-2 4.50000% 1,~~703~~690,~~860~~087.7915 1,~~690~~676,~~087~~421.1589 0.00 0.00 8584.~~31594763~~62612249% 15-AX-4 4.50000% 10,~~437~~390,~~957~~034.8161 10,~~390~~341,~~034~~268.6195 0.00 0.00 78.~~46168027~~09342013% 15-AX-6 4.50000% 1,~~584~~535,~~588~~286.8308 1,~~535~~528,~~286~~562.0858 0.00 0.00 82.~~63207010~~27019831% 30-AX-1 5.50000% ~~971,685.90~~ 969,239.88 966,841.39 0.00 0.00 83.~~64458318~~43759551% 30-AX-3 5.50000% 43,~~088~~903,~~021~~459.3029 3,~~903~~876,~~459~~594.2947 0.00 0.00 7170.~~25457106~~76417496% 30-AX-5 5.50000% 179,~~395~~203.9402 179,~~203~~009.0214 0.00 0.00 94.~~69956146~~59710587%

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 109,~~830~~097,~~704~~089.5293 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 3926,~~190~~593.7629 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 109,~~869~~123,~~895~~683.2822 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee ~~179~~178,~~838~~314.7041 Payment of Interest and Principal 108,~~690~~945,~~056~~368.5881 Total Withdrawals (Pool Distribution Amount) 109,~~869~~123,~~895~~683.2822 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee ~~175~~174,~~570~~063.1038 Master Servicing Fee 4,~~268~~251.6003 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~179~~178,~~838~~314.7041

LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT DELINQUENCY STATUS DELINQUENT BANKRUPTCY FORECLOSURE REO Total No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 157 0 0 0 157 63,~~022~~184,~~827~~231.0002 0.00 0.00 0.00 63,~~022~~184,~~827~~231.0002 60 Days 01 0 0 0 01 0341,977.0092 0.00 0.00 0.00 0341,977.0092 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 158 0 0 0 158 63,~~022~~526,~~827~~208.0094 0.00 0.00 0.00 63,~~022~~526,~~827~~208.0094 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.~~833333~~390407% 0.000000% 0.000000% 0.000000% 0.~~833333~~390407% 0.~~719650~~382890% 0.000000% 0.000000% 0.000000% 0.~~719650~~382890% 60 Days 0.~~000000~~055772% 0.000000% 0.000000% 0.000000% 0.~~000000~~055772% 0.~~000000~~041121% 0.000000% 0.000000% 0.000000% 0.~~000000~~041121% 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.~~833333~~446180% 0.000000% 0.000000% 0.000000% 0.~~833333~~446180% 0.~~719650~~424012% 0.000000% 0.000000% 0.000000% 0.~~719650~~424012%

Delinquency Status By Groups DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group 1 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 2 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 12 0 0 0 12 ~~340~~748,~~878~~627.8546 0.00 0.00 0.00 ~~340~~748,~~878~~627.8546 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 12 0 0 0 12 ~~340~~748,~~878~~627.8546 0.00 0.00 0.00 ~~340~~748,~~878~~627.8546 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 13.~~785714~~571429% 0.000000% 0.000000% 0.000000% 13.~~785714~~571429% 13.~~428781~~160531% 0.000000% 0.000000% 0.000000% 13.~~428781~~160531% 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 13.~~785714~~571429% 0.000000% 0.000000% 0.000000% 13.~~785714~~571429% 13.~~428781~~160531% 0.000000% 0.000000% 0.000000% 13.~~428781~~160531% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group 3 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 113 0 0 0 113 41,~~571~~438,~~834~~597.3910 0.00 0.00 0.00 41,~~571~~438,~~834~~597.3910 60 Days 01 0 0 0 01 0341,977.0092 0.00 0.00 0.00 0341,977.0092 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 114 0 0 0 11 4 1,~~571~~780,~~834~~575.3902 0.00 0.00 0.00 41,~~571~~780,~~834~~575.3902 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 10.~~042654~~285714% 0.000000% 0.000000% 0.000000% 10.~~042654~~285714% 0.~~920005~~291154% 0.000000% 0.000000% 0.000000% 0.~~920005~~291154% 60 Days 0.~~000000~~095238% 0.000000% 0.000000% 0.000000% 0.~~000000~~095238% 0.~~000000~~069212% 0.000000% 0.000000% 0.000000% 0.~~000000~~069212% 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 10.~~042654~~380952% 0.000000% 0.000000% 0.000000% 10.~~042654~~380952% 0.~~920005~~360367% 0.000000% 0.000000% 0.000000% 0.~~920005~~360367% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group 4 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 2 0 0 0 2 ~~760~~997,~~025~~006.1046 0.00 0.00 0.00 ~~760~~997,~~025~~006.1046 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 2 0 0 0 2 ~~760~~997,~~025~~006.1046 0.00 0.00 0.00 ~~760~~997,~~025~~006.1046 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.~~544959~~547945% 0.000000% 0.000000% 0.000000% 0.~~544959~~547945% 0.~~440474~~583748% 0.000000% 0.000000% 0.000000% 0.~~440474~~583748% 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.~~544959~~547945% 0.000000% 0.000000% 0.000000% 0.~~544959~~547945% 0.~~440474~~583748% 0.000000% 0.000000% 0.000000% 0.~~440474~~583748% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group 5 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 6 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 10 0 0 0 10 ~~350,088~~0.6600 0.00 0.00 0.00 ~~350,088~~0.6600 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 10 0 0 0 10 ~~350,088~~0.6600 0.00 0.00 0.00 ~~350,088~~0.6600 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.~~641026~~000000% 0.000000% 0.000000% 0.000000% 0.~~641026~~000000% 0.~~469569~~000000% 0.000000% 0.000000% 0.000000% 0.~~469569~~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.~~641026~~000000% 0.000000% 0.000000% 0.000000% 0.~~641026~~000000% 0.~~469569~~000000% 0.000000% 0.000000% 0.000000% 0.~~469569~~000000%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 3926,~~190~~593.7629

CREDIT ENHANCEMENT Original $ Original % Current $ Current % Bankruptcy 136,536.00 0.01459844% 136,536.00 0.~~01634175~~01644695% Fraud 18,705,562.00 2.00000000% 18,705,562.00 2.~~23883535~~25324791% Special Hazard 9,352,781.00 1.00000000% 9,352,781.00 1.~~11941767~~12662395% Limit of Subordinate's Exposure to Certain Types of Losses

COLLATERAL STATEMENT Collateral Description Mixed Fixed Ratio Strip Weighted Average Gross Coupon 5.~~428896~~428350% Weighted Average Pass-Through Rate 5.~~172765~~172245% Weighted Average Maturity(Stepdown Calculation ) ~~282~~281 Beginning Scheduled Collateral Loan Count 1,~~810~~800 Number Of Loans Paid In Full 107 Ending Scheduled Collateral Loan Count 1,~~800~~793 Beginning Scheduled Collateral Balance ~~842~~835,~~562~~504,~~215~~139.2901 Ending Scheduled Collateral Balance ~~835~~830,~~504~~159,~~139~~963.0136 Ending Actual Collateral Balance at 31-~~Jul~~Aug-2004 ~~836~~831,~~910~~630,~~950~~189.3178 Monthly P &I Constant 5,~~748~~715,~~216~~731.0869 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Non-PO Optimal Amount 108,~~217~~598,~~391~~263.9247 Class AP Deferred Amount 0.00 Ending Scheduled Balance for Premium Loans ~~835~~830,~~504~~159,~~139~~963.0136 Scheduled Principal 1,936,~~397~~224.1016 Unscheduled Principal 53,~~121~~407,~~679~~951.1849

Miscellaneous Reporting Group 1 Senior % 96.~~979144~~951167% Group 2 Senior % 97.~~957194~~956025% Group 3 Senior % 97.~~560185~~545428% Group 4 Senior % 97.~~466298~~453000% Group 5 Senior % 97.~~563957~~528194% Group 6 Senior % 97.~~294865~~280060% Group 1 Junior % 3.~~020856~~048833% Group 2 Junior % 2.~~042806~~043975% Group 3 Junior % 2.~~439815~~454572% Group 4 Junior % 2.~~533702~~547000% Group 5 Junior % 2.~~436043~~471806% Group 6 Junior % 2.~~705135~~719940% Group 1 Senior Prepayment % 100.000000% Group 2 Senior Prepayment % 100.000000% Group 3 Senior Prepayment % 100.000000% Group 4 Senior Prepayment % 100.000000% Group 5 Senior Prepayment % 100.000000% Group 6 Senior Prepayment % 100.000000%

Group Level Collateral Statement Group Group 1 Group 2 Group 3 Collateral Description d 20 Year Ratio Strip d 10 Year Ratio Strip d 30 Year Ratio Strip Weighted Average Coupon Rate 5.~~582149~~585319 5.~~067395~~067392 5.~~623982~~621990 Weighted Average Net Rate 5.~~332150~~335320 4.~~817395~~817393 5.~~373982~~371990 Weighted Average Maturity ~~228~~227 ~~108~~107 ~~347~~346 Beginning Loan Count ~~102~~101 56 1,~~061~~055 Loans Paid In Full 10 0 65 Ending Loan Count 101 56 1,~~055~~050 Beginning Scheduled Balance 4544,~~076~~535,~~182~~316.4067 23,~~937~~744,~~387~~103.2017 ~~500~~496,~~046~~492,~~398~~377.7482 Ending scheduled Balance 44,~~535~~403,~~316~~826.6749 23,~~744~~555,~~103~~798.1711 ~~496~~493,~~492~~651,~~377~~557.8258 Record Date 0708/31/2004 0708/31/2004 0708/31/2004 Principal And Interest Constant ~~320~~317,~~640~~692.3595 280,777.18 2,~~923~~906,~~388~~278.6471 Scheduled Principal 110,~~955~~406.3631 ~~179~~180,~~693~~509.6895 ~~579~~580,~~845~~215.2386 Unscheduled Principal ~~429~~21,~~910~~083.3787 137,~~590~~795.3511 2,~~974~~260,~~175~~604.6938 Scheduled Interest ~~209~~207,~~684~~286.9964 ~~101~~100,~~083~~267.5023 2,~~343~~326,~~543~~062.4185 Servicing Fees 9,~~390~~278.8618 4,~~986~~946.9567 ~~104~~103,~~176~~435.3394 Master Servicing Fees 24.3828 18.7455 4,~~019~~002.2495 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 0.00 0.00 0.00 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 ~~200~~197,~~269~~984.7518 9695,~~077~~302.8101 2,~~235~~218,~~347~~623.8496 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.~~331501~~334665 4.~~816456~~816455 5.~~364337~~362316

Group Level Collateral Statement Group Group 4 Group 5 Group 6 Collateral Description d 15 Year Ratio Strip d 30 Year Ratio Strip d 15 Year Ratio Strip Weighted Average Coupon Rate 5.~~006190~~008111 5.~~683022~~685775 5.~~046749~~044412 Weighted Average Net Rate 4.~~755939~~758111 5.~~433022~~435775 4.~~796749~~794411 Weighted Average Maturity ~~168~~167 ~~348~~347 ~~168~~167 Beginning Loan Count ~~368~~367 6665 ~~157~~156 Loans Paid In Full 12 10 10 Ending Loan Count ~~367~~365 65 156 Beginning Scheduled Balance ~~173~~172,~~695~~031,~~050~~848.5157 24,~~763~~367,~~214~~687.4168 7574,~~043~~332,~~982~~805.0310 Ending scheduled Balance ~~172~~170,~~031~~257,~~848~~067.5753 24,~~367~~337,~~687~~623.6891 7473,~~332~~954,~~805~~089.1074 Record Date 0708/31/2004 0708/31/2004 0708/31/2004 Principal And Interest Constant 1,~~453~~446,~~873~~816.9202 ~~145~~143,~~232~~131.2644 ~~624~~621,~~303~~035.7339 Scheduled Principal ~~729~~728,~~248~~853.5591 27,~~957~~673.3579 308,~~696~~564.9334 Unscheduled Principal ~~933~~1,~~953~~045,927.3913 ~~367~~2,~~569~~389.3898 ~~402~~70,~~480~~151.0002 Scheduled Interest ~~724~~717,~~625~~962.3711 ~~117~~115,~~274~~457.9165 ~~315~~312,~~606~~471.8005 Servicing Fees 3635,~~222~~839.8198 5,~~159~~076.0060 15,~~634~~486.1501 Master Servicing Fees ~~125~~124.5791 0.00 80.6734 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 0.00 0.00 0.00 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 ~~688~~681,~~276~~997.9922 ~~112~~110,~~115~~381.9105 ~~299~~296,~~891~~904.9870 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 4.~~755072~~757239 5.~~433022~~435775 4.~~795459~~793115

Group Level Collateral Statement Group Total Collateral Description xed Fixed Ratio Strip Weighted Average Coupon Rate 5.~~428896~~428350 Weighted Average Net Rate 5.~~178844~~178350 Weighted Average Maturity ~~282~~281.00 Record Date 0708/31/2004 Principal And Interest Constant 5,~~748~~715,~~216~~731.0869 Beginning Loan Count 1,~~810~~800 Loans Paid In Full 107 Ending Loan Count 1,~~800~~793 Beginning Scheduled Balance ~~842~~835,~~562~~504,~~215~~139.2901 Ending Scheduled Balance ~~835~~830,~~504~~159,~~139~~963.0136 Scheduled Principal 1,936,~~397~~224.1016 Unscheduled Principal 53,~~121~~407,~~679~~951.1849 Scheduled Interest 3,~~811~~779,~~818~~507.9853 Servicing Fee ~~175~~174,~~570~~063.1038 Master Servicing Fee 4,~~268~~251.6003 Trustee Fee 0.00 Fry Amount 0.00 Special Hazard Fee 0.00 Other Fee 0.00 Pool Insurance Fee 0.00 Spread 1 0.00 Spread 2 0.00 Spread 3 0.00 Net Interest 3,~~631~~601,~~980~~193.2812 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Percentage of Cumulative Losses 0.0000 Prepayment Penalties 0.00 Special Servicing Fee 0.00 Pass-Through Rate 5.~~172765~~172245

Filing Compare · MASTR ASSET SECURITIZATION TRUST 2003-10