8-K 1 mal03001.txt NOVEMBER 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): November 25, 2003 MASTR ALTERNATIVE LOAN TRUST Mortgage Pass-Through Certificates, Series 2003-1 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-101254-01 54-2120388 Pooling and Servicing Agreement) (Commission 54-2120389 (State or other File Number) IRS EIN jurisdiction of Incorporation) c/o Wells Fargo Bank Minnesota, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 (Former name or former address, if changed since last report) ITEM 5. Other Events On November 25, 2003 a distribution was made to holders of MASTR ALTERNATIVE LOAN TRUST, Mortgage Pass-Through Certificates, Series 2003-1 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 2003-1 Trust, relating to the November 25, 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. MASTR ALTERNATIVE LOAN TRUST Mortgage Pass-Through Certificates, Series 2003-1 Trust By: Wells Fargo Bank Minnesota, N.A. as Master Servicer By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 11/26/03 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-1 Trust, relating to the November 25, 2003 distribution. EX-99.1

MASTR Alternative Loan Trust Mortgage Pass-Through Certificates Record Date: 910/3031/03 Distribution Date: 1011/2725/03 MAL Series: 2003-1 Contact: Customer Service - CTSLink Wells Fargo Bank Minnesota, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 815-6660 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution 1-A-1 576434BZ6 SEN 6.25000% ~~106~~102,~~482~~682,~~477~~581.5092 ~~554~~534,~~596~~805.2411 35,~~799~~094,~~895~~875.5888 U-R 576434CA0 SEN 6.25000% 0.00 0.00 0.00 2-A-1 576434CC6 SEN 6.50000% 6358,~~367~~687,~~024~~931.6962 ~~343~~317,~~238~~892.0596 43,~~679~~590,~~093~~622.0791 3-A-1 576434CF9 SEN 5.00000% 28,~~658~~066,~~544~~607.6812 ~~119~~116,~~410~~944.6020 ~~591~~342,~~937~~726.5710 4-A-1 576434CG7 SEN 5.50000% 14,~~581~~352,~~382~~037.0125 6665,~~831~~780.3317 ~~229~~460,~~344~~195.7599 5-A-1 576434CK8 SEN 6.00000% 1916,~~278~~352,~~666~~686.2276 9681,~~393~~763.3343 2,~~925~~098,~~979~~051.4615 PO-1 576434CE2 UKN 0.00000% ~~336~~324,~~872~~117.9282 0.00 1222,~~755~~599.1078 PO-2 576434CJ1 UKN 0.00000% 28,~~579~~451.0990 0.00 ~~127~~128.1903 A-X-1 576434CD4 IO 6.50000% 0.00 7773,~~495~~522.5876 0.00 A-X-2 576434CH5 IO 5.00000% 0.00 2625,~~092~~486.9172 0.00 A-X-3 576434CL6 IO 6.00000% 0.00 1815,~~468~~837.3895 0.00 B-1 576434CN2 JUN 6.~~11374~~11422% 9,~~077~~065,~~773~~597.2686 46,~~249~~190.3286 12,~~175~~276.4022 B-2 576434CP7 JUN 6.~~11374~~11422% 4,~~214~~208,~~256~~603.2798 21,~~470~~443.7460 5,~~652~~699.2910 B-3 576434CQ5 JUN 6.~~11374~~11422% 2,~~593~~589,~~083~~606.9402 13,~~211~~194.2151 3,~~477~~506.9373 B-4 576434CR3 JUN 6.~~11374~~11422% 2,~~269~~266,~~443~~399.3146 11,~~562~~547.3371 3,~~043~~069.8505 B-5 576434CS1 JUN 6.~~11374~~11422% 1,~~135~~133,~~216~~693.5293 5,~~783~~776.6938 1,~~522~~535.5920 B-6 576434CT9 JUN 6.~~11374~~11422% 1,~~297~~295,~~049~~310.7512 6,~~608~~599.1984 1,~~739~~754.6404 Totals ~~253~~241,~~320~~053,~~370~~625.1676 1,~~407~~336,~~411~~786.9020 1211,~~266~~637,~~744~~040.4218

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses 1-A-1 0.00 ~~102~~97,~~682~~587,~~581~~706.9204 45,~~354~~629,~~491~~680.8299 0.00 U-R 0.00 0.00 0.00 0.00 2-A-1 0.00 5855,~~687~~097,~~931~~308.6270 53,~~022~~908,~~331~~515.1287 0.00 3-A-1 0.00 2827,~~066~~723,~~607~~881.1201 ~~711~~459,~~348~~670.1730 0.00 4-A-1 0.00 1413,~~352~~891,~~037~~841.2527 ~~296~~525,~~176~~976.0816 0.00 5-A-1 0.00 1614,~~352~~254,~~686~~635.7661 32,~~022~~179,~~372~~814.7958 0.00 PO-1 0.00 ~~324~~301,~~117~~518.8204 1222,~~755~~599.1078 0.00 PO-2 0.00 28,~~451~~323.9087 ~~127~~128.1903 0.00 A-X-1 0.00 0.00 7773,~~495~~522.5876 0.00 A-X-2 0.00 0.00 2625,~~092~~486.9172 0.00 A-X-3 0.00 0.00 1815,~~468~~837.3895 0.00 B-1 0.00 9,~~065~~053,~~597~~321.8664 58,~~424~~467.7208 0.00 B-2 0.00 4,~~208~~202,~~603~~904.9888 27,~~123~~142.0370 0.00 B-3 0.00 2,~~589~~586,~~606~~099.0229 16,~~689~~701.1424 0.00 B-4 0.00 2,~~266~~263,~~399~~330.4641 14,~~606~~616.1876 0.00 B-5 0.00 1,~~133~~132,~~693~~158.9374 7,~~306~~311.2858 0.00 B-6 0.00 1,~~295~~293,~~310~~556.1208 8,~~347~~353.8388 0.00 Totals 0.00 ~~241~~229,~~053~~416,~~625~~585.7658 1312,~~674~~973,~~156~~826.3238 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-1 136,225,000.00 ~~106~~102,~~482~~682,~~477~~581.5092 9492,~~979~~689.5932 35,~~704~~002,~~915~~186.9956 0.00 0.00 U-R 100.00 0.00 0.00 0.00 0.00 0.00 2-A-1 86,294,000.00 6358,~~367~~687,~~024~~931.6962 4946,~~646~~495.8165 43,~~629~~544,~~446~~127.26 0.00 0.00 3-A-1 33,514,000.00 28,~~658~~066,~~544~~607.6812 ~~110~~109,~~587~~205.8645 ~~481~~233,~~349~~520.7165 0.00 0.00 4-A-1 20,008,000.00 14,~~581~~352,~~382~~037.0125 52,~~654~~377.2980 ~~176~~407,~~690~~818.4619 0.00 0.00 5-A-1 30,334,000.00 1916,~~278~~352,~~666~~686.2276 1412,~~742~~667.4105 2,~~911~~085,~~237~~384.0510 0.00 0.00 PO-1 356,717.00 ~~336~~324,~~872~~117.9282 ~~324~~314.3354 1222,~~430~~285.7724 0.00 0.00 PO-2 31,053.00 28,~~579~~451.0990 127.1974 0.0029 0.00 0.00 A-X-1 0.00 0.00 0.00 0.00 0.00 0.00 A-X-2 0.00 0.00 0.00 0.00 0.00 0.00 A-X-3 0.00 0.00 0.00 0.00 0.00 0.00 B-1 9,172,000.00 9,~~077~~065,~~773~~597.2686 12,~~175~~276.4022 0.00 0.00 0.00 B-2 4,258,000.00 4,~~214~~208,~~256~~603.2798 5,~~652~~699.2910 0.00 0.00 0.00 B-3 2,620,000.00 2,~~593~~589,~~083~~606.9402 3,~~477~~506.9373 0.00 0.00 0.00 B-4 2,293,000.00 2,~~269~~266,~~443~~399.3146 3,~~043~~069.8505 0.00 0.00 0.00 B-5 1,147,000.00 1,~~135~~133,~~216~~693.5293 1,~~522~~535.5920 0.00 0.00 0.00 B-6 1,310,513.00 1,~~297~~295,~~049~~310.7512 1,~~739~~754.6404 0.00 0.00 0.00 Totals 327,563,383.00 ~~253~~241,~~320~~053,~~370~~625.1676 ~~350~~341,~~674~~717.1889 11,~~916~~295,~~070~~322.2429 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 35,~~799~~094,~~895~~875.5888 ~~102~~97,~~682~~587,~~581~~706.9204 0.~~75377194~~71637149 35,~~799~~094,~~895~~875.5888 U-R 0.00 0.00 0.00000000 0.00 2-A-1 43,~~679~~590,~~093~~622.0791 5855,~~687~~097,~~931~~308.6270 0.~~68009284~~63848366 43,~~679~~590,~~093~~622.0791 3-A-1 ~~591~~342,~~937~~726.5710 2827,~~066~~723,~~607~~881.1201 0.~~83745918~~82723283 ~~591~~342,~~937~~726.5710 4-A-1 ~~229~~460,~~344~~195.7599 1413,~~352~~891,~~037~~841.2527 0.~~71731494~~69431434 ~~229~~460,~~344~~195.7599 5-A-1 2,~~925~~098,~~979~~051.4615 1614,~~352~~254,~~686~~635.7661 0.~~53908772~~46992271 2,~~925~~098,~~979~~051.4615 PO-1 1222,~~755~~599.1078 ~~324~~301,~~117~~518.8204 0.~~90861333~~84525840 1222,~~755~~599.1078 PO-2 ~~127~~128.1903 28,~~451~~323.9087 0.~~91623676~~91211381 ~~127~~128.1903 A-X-1 0.00 0.00 0.00000000 0.00 A-X-2 0.00 0.00 0.00000000 0.00 A-X-3 0.00 0.00 0.00000000 0.00 B-1 12,~~175~~276.4022 9,~~065~~053,~~597~~321.8664 0.~~98839924~~98706080 12,~~175~~276.4022 B-2 5,~~652~~699.2910 4,~~208~~202,~~603~~904.9888 0.~~98839924~~98706080 5,~~652~~699.2910 B-3 3,~~477~~506.9373 2,~~589~~586,~~606~~099.0229 0.~~98839924~~98706080 3,~~477~~506.9373 B-4 3,~~043~~069.8505 2,~~266~~263,~~399~~330.4641 0.~~98839924~~98706080 3,~~043~~069.8505 B-5 1,~~522~~535.5920 1,~~133~~132,~~693~~158.9374 0.~~98839924~~98706080 1,~~522~~535.5920 B-6 1,~~739~~754.6404 1,~~295~~293,~~310~~556.1208 0.~~98839929~~98706085 1,~~739~~754.6404 Totals 1211,~~266~~637,~~744~~040.4218 ~~241~~229,~~053~~416,~~625~~585.7658 0.~~73589918~~70037311 1211,~~266~~637,~~744~~040.4218

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion 1-A-1 136,225,000.00 ~~781~~753.~~66619563~~77193555 0.~~69722584~~68041343 2736.~~19703424~~72003347 0.00000000 U-R 100.00 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 86,294,000.00 ~~734~~680.~~31553399~~09284099 0.~~57532169~~53880513 5341.~~64737131~~07037871 0.00000000 3-A-1 33,514,000.00 ~~855~~837.~~12158143~~45918482 3.~~29975115~~25850242 146.~~36264576~~96785373 0.00000000 4-A-1 20,008,000.00 ~~728~~717.~~77758946~~31493653 2.~~63166184~~61784286 820.~~83099060~~38275640 0.00000000 5-A-1 30,334,000.00 ~~635~~539.~~54645678~~08771543 0.~~48600284~~41758588 9568.~~97273851~~74741544 0.00000000 PO-1 356,717.00 ~~944~~908.~~37024308~~61332653 0.~~90920814~~88176341 3462.~~84770841~~47316500 0.00000000 PO-2 31,053.00 ~~920~~916.~~33265707~~23675651 4.~~09590056~~11361221 0.~~00000000~~00933887 0.00000000 A-X-1 0.00 0.00000000 0.00000000 0.00000000 0.00000000 A-X-2 0.00 0.00000000 0.00000000 0.00000000 0.00000000 A-X-3 0.00 0.00000000 0.00000000 0.00000000 0.00000000 B-1 9,172,000.00 ~~989~~988.~~72669647~~39924335 1.~~32745312~~33844527 0.00000000 0.00000000 B-2 4,258,000.00 ~~989~~988.~~72669563~~39924378 1.~~32745186~~33844528 0.00000000 0.00000000 B-3 2,620,000.00 ~~989~~988.~~72669466~~39924427 1.~~32745420~~33844656 0.00000000 0.00000000 B-4 2,293,000.00 ~~989~~988.~~72669429~~39924117 1.~~32745312~~33844309 0.00000000 0.00000000 B-5 1,147,000.00 ~~989~~988.~~72669573~~39924150 1.~~32745423~~33844813 0.00000000 0.00000000 B-6 1,310,513.00 ~~989~~988.~~72673297~~39929096 1.~~32744963~~33843770 0.00000000 0.00000000

Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution 1-A-1 0.00000000 2737.~~89426008~~40044691 ~~753~~716.~~77193555~~37148864 0.~~75377194~~71637149 2737.~~89426008~~40044691 U-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 0.00000000 5441.~~22269300~~60918384 ~~680~~638.~~09284099~~48365703 0.~~68009284~~63848366 5441.~~22269300~~60918384 3-A-1 0.00000000 1710.~~66239691~~22635615 ~~837~~827.~~45918482~~23282837 0.~~83745918~~82723283 1710.~~66239691~~22635615 4-A-1 0.00000000 1123.~~46265244~~00059926 ~~717~~694.~~31493653~~31433776 0.~~71731494~~69431434 1123.~~46265244~~00059926 5-A-1 0.00000000 9669.~~45874135~~16500132 ~~539~~469.~~08771543~~92271412 0.~~53908772~~46992271 9669.~~45874135~~16500132 PO-1 0.00000000 3563.~~75691655~~35492842 ~~908~~845.~~61332653~~25839811 0.~~90861333~~84525840 3563.~~75691655~~35492842 PO-2 0.00000000 4.~~09590056~~12295108 ~~916~~912.~~23675651~~11380543 0.~~91623676~~91211381 4.~~09590056~~12295108 A-X-1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-X-2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-X-3 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 B-1 0.00000000 1.~~32745312~~33844527 ~~988~~987.~~39924335~~06079808 0.~~98839924~~98706080 1.~~32745312~~33844527 B-2 0.00000000 1.~~32745186~~33844528 ~~988~~987.~~39924378~~06079850 0.~~98839924~~98706080 1.~~32745186~~33844528 B-3 0.00000000 1.~~32745420~~33844656 ~~988~~987.~~39924427~~06079771 0.~~98839924~~98706080 1.~~32745420~~33844656 B-4 0.00000000 1.~~32745312~~33844309 ~~988~~987.~~39924117~~06079808 0.~~98839924~~98706080 1.~~32745312~~33844309 B-5 0.00000000 1.~~32745423~~33844813 ~~988~~987.~~39924150~~06080209 0.~~98839924~~98706080 1.~~32745423~~33844813 B-6 0.00000000 1.~~32744963~~33843770 ~~988~~987.~~39929096~~06085327 0.~~98839929~~98706085 1.~~32744963~~33843770 (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-1 136,225,000.00 6.25000% ~~106~~102,~~482~~682,~~477~~581.5092 ~~554~~534,~~596~~805.2411 0.00 0.00 U-R 100.00 6.25000% 0.00 0.00 0.00 0.00 2-A-1 86,294,000.00 6.50000% 6358,~~367~~687,~~024~~931.6962 ~~343~~317,~~238~~892.0596 0.00 0.00 3-A-1 33,514,000.00 5.00000% 28,~~658~~066,~~544~~607.6812 ~~119~~116,~~410~~944.6020 0.00 0.00 4-A-1 20,008,000.00 5.50000% 14,~~581~~352,~~382~~037.0125 6665,~~831~~780.3317 0.00 0.00 5-A-1 30,334,000.00 6.00000% 1916,~~278~~352,~~666~~686.2276 9681,~~393~~763.3343 0.00 0.00 PO-1 356,717.00 0.00000% ~~336~~324,~~872~~117.9282 0.00 0.00 0.00 PO-2 31,053.00 0.00000% 28,~~579~~451.0990 0.00 0.00 0.00 A-X-1 0.00 6.50000% 1413,~~306~~573,~~877~~432.0217 7773,~~495~~522.5876 0.00 0.00 A-X-2 0.00 5.00000% 6,~~262~~116,~~299~~812.4255 2625,~~092~~486.9172 0.00 0.00 A-X-3 0.00 6.00000% 3,~~693~~167,~~676~~590.6797 1815,~~468~~837.3895 0.00 0.00 B-1 9,172,000.00 6.~~11374~~11422% 9,~~077~~065,~~773~~597.2686 46,~~249~~190.3286 0.00 0.00 B-2 4,258,000.00 6.~~11374~~11422% 4,~~214~~208,~~256~~603.2798 21,~~470~~443.7460 0.00 0.00 B-3 2,620,000.00 6.~~11374~~11422% 2,~~593~~589,~~083~~606.9402 13,~~211~~194.2151 0.00 0.00 B-4 2,293,000.00 6.~~11374~~11422% 2,~~269~~266,~~443~~399.3146 11,~~562~~547.3371 0.00 0.00 B-5 1,147,000.00 6.~~11374~~11422% 1,~~135~~133,~~216~~693.5293 5,~~783~~776.6938 0.00 0.00 B-6 1,310,513.00 6.~~11374~~11422% 1,~~297~~295,~~049~~310.7512 6,~~608~~599.1984 0.00 0.00 Totals 327,563,383.00 1,~~407~~336,~~411~~786.9020 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 ~~554~~534,~~596~~805.2411 0.00 ~~102~~97,~~682~~587,~~581~~706.9204 U-R 0.00 0.00 0.00 0.00 0.00 2-A-1 0.00 0.00 ~~343~~317,~~238~~892.0596 0.00 5855,~~687~~097,~~931~~308.6270 3-A-1 0.00 0.00 ~~119~~116,~~410~~944.6020 0.00 2827,~~066~~723,~~607~~881.1201 4-A-1 0.00 0.00 6665,~~831~~780.3317 0.00 1413,~~352~~891,~~037~~841.2527 5-A-1 0.00 0.00 9681,~~393~~763.3343 0.00 1614,~~352~~254,~~686~~635.7661 PO-1 0.00 0.00 0.00 0.00 ~~324~~301,~~117~~518.8204 PO-2 0.00 0.00 0.00 0.00 28,~~451~~323.9087 A-X-1 0.00 0.00 7773,~~495~~522.5876 0.00 1312,~~573~~839,~~432~~810.1756 A-X-2 0.00 0.00 2625,~~092~~486.9172 0.00 6,~~116~~014,~~812~~028.5520 A-X-3 0.00 0.00 1815,~~468~~837.3895 0.00 32,~~167~~625,~~590~~643.9771 B-1 0.00 0.00 46,~~249~~190.3286 0.00 9,~~065~~053,~~597~~321.8664 B-2 0.00 0.00 21,~~470~~443.7460 0.00 4,~~208~~202,~~603~~904.9888 B-3 0.00 0.00 13,~~211~~194.2151 0.00 2,~~589~~586,~~606~~099.0229 B-4 0.00 0.00 11,~~562~~547.3371 0.00 2,~~266~~263,~~399~~330.4641 B-5 0.00 0.00 5,~~783~~776.6938 0.00 1,~~133~~132,~~693~~158.9374 B-6 0.00 0.00 6,~~608~~599.1984 0.00 1,~~295~~293,~~310~~556.1208 Totals 0.00 0.00 1,~~407~~336,~~411~~786.9020 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-1 136,225,000.00 6.25000% ~~781~~753.~~66619563~~77193555 43.~~07117812~~92589547 0.00000000 0.00000000 U-R 100.00 6.25000% 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 86,294,000.00 6.50000% ~~734~~680.~~31553399~~09284099 3.~~97754247~~68383619 0.00000000 0.00000000 3-A-1 33,514,000.00 5.00000% ~~855~~837.~~12158143~~45918482 3.~~56300650~~48941338 0.00000000 0.00000000 4-A-1 20,008,000.00 5.50000% ~~728~~717.~~77758946~~31493653 3.~~34023041~~28769342 0.00000000 0.00000000 5-A-1 30,334,000.00 6.00000% ~~635~~539.~~54645678~~08771543 32.~~17773225~~69543845 0.00000000 0.00000000 PO-1 356,717.00 0.00000% ~~944~~908.~~37024308~~61332653 0.00000000 0.00000000 0.00000000 PO-2 31,053.00 0.00000% ~~920~~916.~~33265707~~23675651 0.00000000 0.00000000 0.00000000 A-X-1 0.00 6.50000% ~~742~~704.~~22362814~~17338860 43.~~02037779~~81427265 0.00000000 0.00000000 A-X-2 0.00 5.00000% ~~827~~808.~~31343666~~09314163 3.~~44713876~~36705489 0.00000000 0.00000000 A-X-3 0.00 6.00000% ~~624~~535.~~13418640~~23954302 32.~~12067037~~67619690 0.00000000 0.00000000 B-1 9,172,000.00 6.~~11374~~11422% ~~989~~988.~~72669647~~39924335 5.~~04244658~~03607283 0.00000000 0.00000000 B-2 4,258,000.00 6.~~11374~~11422% ~~989~~988.~~72669563~~39924378 5.~~04244716~~03607327 0.00000000 0.00000000 B-3 2,620,000.00 6.~~11374~~11422% ~~989~~988.~~72669466~~39924427 5.~~04244656~~03607252 0.00000000 0.00000000 B-4 2,293,000.00 6.~~11374~~11422% ~~989~~988.~~72669429~~39924117 5.~~04244658~~03607065 0.00000000 0.00000000 B-5 1,147,000.00 6.~~11374~~11422% ~~989~~988.~~72669573~~39924150 5.~~04244987~~03607672 0.00000000 0.00000000 B-6 1,310,513.00 6.~~11374~~11422% ~~989~~988.~~72673297~~39929096 5.~~04244521~~03607366 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 1-A-1 0.00000000 0.00000000 43.~~07117812~~92589547 0.00000000 ~~753~~716.~~77193555~~37148864 U-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 0.00000000 0.00000000 3.~~97754247~~68383619 0.00000000 ~~680~~638.~~09284099~~48365703 3-A-1 0.00000000 0.00000000 3.~~56300650~~48941338 0.00000000 ~~837~~827.~~45918482~~23282837 4-A-1 0.00000000 0.00000000 3.~~34023041~~28769342 0.00000000 ~~717~~694.~~31493653~~31433776 5-A-1 0.00000000 0.00000000 32.~~17773225~~69543845 0.00000000 ~~539~~469.~~08771543~~92271412 PO-1 0.00000000 0.00000000 0.00000000 0.00000000 ~~908~~845.~~61332653~~25839811 PO-2 0.00000000 0.00000000 0.00000000 0.00000000 ~~916~~912.~~23675651~~11380543 A-X-1 0.00000000 0.00000000 43.~~02037779~~81427265 0.00000000 ~~704~~666.~~17338860~~11397897 A-X-2 0.00000000 0.00000000 3.~~44713876~~36705489 0.00000000 ~~808~~794.~~09314163~~51428375 A-X-3 0.00000000 0.00000000 32.~~12067037~~67619690 0.00000000 ~~535~~443.~~23954302~~66471327 B-1 0.00000000 0.00000000 5.~~04244658~~03607283 0.00000000 ~~988~~987.~~39924335~~06079808 B-2 0.00000000 0.00000000 5.~~04244716~~03607327 0.00000000 ~~988~~987.~~39924378~~06079850 B-3 0.00000000 0.00000000 5.~~04244656~~03607252 0.00000000 ~~988~~987.~~39924427~~06079771 B-4 0.00000000 0.00000000 5.~~04244658~~03607065 0.00000000 ~~988~~987.~~39924117~~06079808 B-5 0.00000000 0.00000000 5.~~04244987~~03607672 0.00000000 ~~988~~987.~~39924150~~06080209 B-6 0.00000000 0.00000000 5.~~04244521~~03607366 0.00000000 ~~988~~987.~~39929096~~06085327 (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 13,~~709~~010,~~040~~282.1063 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 6558,~~770~~088.1829 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 13,~~774~~068,~~810~~370.2892 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee ~~100~~94,~~653~~544.9654 Payment of Interest and Principal 1312,~~674~~973,~~156~~826.3238 Total Withdrawals (Pool Distribution Amount) 13,~~774~~068,~~810~~370.2892 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee 5250,~~775~~219.0748 Lender PMI 4744,~~878~~325.8906 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~100~~94,~~653~~544.9654

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 34 0 0 0 34 45,~~940~~278,~~674~~665.8613 0.00 0.00 0.00 45,~~940~~278,~~674~~665.8613 60 Days 134 0 0 0 134 2467,~~332,391~~596.8971 0.00 0.00 0.00 2467,~~332,391~~596.8971 90 Days 24 0 1 0 35 ~~483~~654,~~432~~731.3424 0.00 91188,~~433~~833.0993 0.00 ~~574~~843,~~865~~565.4317 120 Days 0 0 32 0 32 0.00 0.00 ~~444~~348,~~938~~563.1651 0.00 ~~444~~348,~~938~~563.1651 150 Days 0 0 2 0 2 0.00 0.00 ~~694~~299,~~863~~586.6912 0.00 ~~694~~299,~~863~~586.6912 180+ Days 0 0 32 0 3 5 0.00 0.00 ~~299~~662,~~609~~664.60 0331,808.0069 ~~299~~994,~~609~~473.6029 Totals 4942 0 97 03 5852 76,~~756~~400,~~499~~993.0908 0.00 1,~~530~~499,~~844~~648.5416 0331,808.0069 98,~~287~~232,~~343~~449.6393 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 1.~~797040~~863014% 0.000000% 0.000000% 0.000000% 1.~~797040~~863014% 2.~~047065~~298047% 0.000000% 0.000000% 0.000000% 2.~~047065~~298047% 60 Days 0.~~687104~~219178% 0.000000% 0.000000% 0.000000% 0.~~687104~~219178% 0.~~966378~~203566% 0.000000% 0.000000% 0.000000% 0.~~966378~~203566% 90 Days 0.~~105708~~219178% 0.000000% 0.~~052854~~054795% 0.000000% 0.~~158562~~273973% 0.~~200300~~285035% 0.000000% 0.~~037883~~082208% 0.000000% 0.~~238183~~367243% 120 Days 0.000000% 0.000000% 0.~~158562~~109589% 0.000000% 0.~~158562~~109589% 0.000000% 0.000000% 0.~~184351~~151746% 0.000000% 0.~~184351~~151746% 150 Days 0.000000% 0.000000% 0.~~105708~~109589% 0.000000% 0.~~105708~~109589% 0.000000% 0.000000% 0.~~287902~~130424% 0.000000% 0.~~287902~~130424% 180+ Days 0.000000% 0.000000% 0.~~158562~~109589% 0.~~000000~~164384% 0.~~158562~~273973% 0.000000% 0.000000% 0.~~124137~~288489% 0.~~000000~~144452% 0.~~124137~~432940% Totals 2.~~589852~~301370% 0.000000% 0.~~475687~~383562% 0.~~000000~~164384% 32.~~065539~~849315% 32.~~213743~~786648% 0.000000% 0.~~634273~~652866% 0.~~000000~~144452% 3.~~848016~~583966%

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 1418 0 0 0 1418 ~~981~~1,478,383.9069 0.00 0.00 0.00 ~~981~~1,478,383.9069 60 Days 23 0 0 0 23 ~~263~~308,~~848~~613.8395 0.00 0.00 0.00 ~~263~~308,~~848~~613.8395 90 Days 01 0 0 0 01 059,748.0051 0.00 0.00 0.00 059,748.0051 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 1 0 1 0.00 0.00 49,377.69 0.00 49,377.69 Totals 1622 0 1 0 1723 1,~~245~~846,~~232~~746.7315 0.00 49,377.69 0.00 1,~~294~~896,~~610~~123.4284 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.~~377953~~834862% 0.000000% 0.000000% 0.000000% 1.~~377953~~834862% 01.~~875550~~381942% 0.000000% 0.000000% 0.000000% 01.~~875550~~381942% 60 Days 0.~~196850~~305810% 0.000000% 0.000000% 0.000000% 0.~~196850~~305810% 0.~~235395~~288482% 0.000000% 0.000000% 0.000000% 0.~~235395~~288482% 90 Days 0.~~000000~~101937% 0.000000% 0.000000% 0.000000% 0.~~000000~~101937% 0.~~000000~~055851% 0.000000% 0.000000% 0.000000% 0.~~000000~~055851% 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.~~098425~~101937% 0.000000% 0.~~098425~~101937% 0.000000% 0.000000% 0.~~044053~~046157% 0.000000% 0.~~044053~~046157% Totals 12.~~574803~~242610% 0.000000% 0.~~098425~~101937% 0.000000% 12.~~673228~~344546% 1.~~110944~~726274% 0.000000% 0.~~044053~~046157% 0.000000% 1.~~154997~~772431% 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 1110 0 0 0 1110 1,~~706~~736,~~117~~286.8750 0.00 0.00 0.00 1,~~706~~736,~~117~~286.8750 60 Days 101 0 0 0 10 1 158,~~884,200~~982.8076 0.00 0.00 0.00 1158,~~884,200~~982.8076 90 Days 2 0 1 0 3 ~~483~~410,~~432~~640.3447 0.00 91188,~~433~~833.0993 0.00 ~~574~~599,~~865~~474.4340 120 Days 0 0 32 0 32 0.00 0.00 ~~444~~348,~~938~~563.1651 0.00 ~~444~~348,~~938~~563.1651 150 Days 0 0 12 0 12 0.00 0.00 81299,~~576~~586.7812 0.00 81299,~~576~~586.7812 180 Days 0 0 2 0 23 3 0.00 0.00 ~~250,231.91~~ 0.00 ~~250~~331,~~231~~808.9169 331,808.69 Totals 2313 0 75 03 3021 42,~~073~~305,~~751~~909.0173 0.00 ~~868~~836,~~179~~983.9456 0331,808.0069 43,~~941~~474,~~930~~701.9598 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 2.~~517162~~403846% 0.000000% 0.000000% 0.000000% 2.~~517162~~403846% 2.~~635420~~841040% 0.000000% 0.000000% 0.000000% 2.~~635420~~841040% 60 Days 20.~~288330~~240385% 0.000000% 0.000000% 0.000000% 20.~~288330~~240385% 20.~~910503~~260139% 0.000000% 0.000000% 0.000000% 20.~~910503~~260139% 90 Days 0.~~457666~~480769% 0.000000% 0.~~228833~~240385% 0.000000% 0.~~686499~~721154% 0.~~746752~~671920% 0.000000% 0.~~141236~~308984% 0.000000% 0.~~887988~~980904% 120 Days 0.000000% 0.000000% 0.~~686499~~480769% 0.000000% 0.~~686499~~480769% 0.000000% 0.000000% 0.~~687291~~570345% 0.000000% 0.~~687291~~570345% 150 Days 0.000000% 0.000000% 0.~~228833~~480769% 0.000000% 0.~~228833~~480769% 0.000000% 0.000000% 0.~~126011~~490205% 0.000000% 0.~~126011~~490205% 180 Days 0.000000% 0.000000% 0.~~457666~~000000% 0.~~000000~~721154% 0.~~457666~~721154% 0.000000% 0.000000% 0.~~386530~~000000% 0.~~000000~~542930% 0.~~386530~~542930% Totals 53.~~263158~~125000% 0.000000% 1.~~601831~~201923% 0.~~000000~~721154% 65.~~864989~~048077% 63.~~292675~~773100% 0.000000% 1.~~341067~~369534% 0.~~000000~~542930% 75.~~633743~~685564% 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 41 0 0 0 41 ~~305~~27,168.9887 0.00 0.00 0.00 ~~305~~27,168.9887 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 41 0 0 0 41 ~~305~~27,168.9887 0.00 0.00 0.00 ~~305~~27,168.9887 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 10.~~328904~~333333% 0.000000% 0.000000% 0.000000% 10.~~328904~~333333% 10.~~004304~~090463% 0.000000% 0.000000% 0.000000% 10.~~004304~~090463% 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 10.~~328904~~333333% 0.000000% 0.000000% 0.000000% 10.~~328904~~333333% 10.~~004304~~090463% 0.000000% 0.000000% 0.000000% 10.~~004304~~090463% 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 43 0 0 0 43 1,~~575~~335,~~221~~364.1347 0.00 0.00 0.00 1,~~575~~335,~~221~~364.1347 60 Days 10 0 0 0 10 ~~184,342~~0.2600 0.00 0.00 0.00 ~~184,342~~0.2600 90 Days 01 0 0 0 01 0184,342.0026 0.00 0.00 0.00 0184,342.0026 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 54 0 0 0 54 1,~~759~~519,~~563~~706.3973 0.00 0.00 0.00 1,~~759~~519,~~563~~706.3973 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 43.~~301075~~409091% 0.000000% 0.000000% 0.000000% 43.~~301075~~409091% 108.~~014068~~748371% 0.000000% 0.000000% 0.000000% 108.~~014068~~748371% 60 Days 10.~~075269~~000000% 0.000000% 0.000000% 0.000000% 10.~~075269~~000000% 10.~~171909~~000000% 0.000000% 0.000000% 0.000000% 10.~~171909~~000000% 90 Days 01.~~000000~~136364% 0.000000% 0.000000% 0.000000% 01.~~000000~~136364% 01.~~000000~~207681% 0.000000% 0.000000% 0.000000% 01.~~000000~~207681% 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 54.~~376344~~545455% 0.000000% 0.000000% 0.000000% 54.~~376344~~545455% 119.~~185977~~956053% 0.000000% 0.000000% 0.000000% 119.~~185977~~956053% 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 12 0 0 0 12 ~~372~~701,~~782~~461.9860 0.00 0.00 0.00 ~~372~~701,~~782~~461.9860 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 10 0 10 0.00 0.00 ~~613,286~~0.9100 0.00 ~~613,286~~0.9100 180 Days 0 0 01 0 01 0.00 0.00 0613,286.0091 0.00 0613,286.0091 Totals 12 0 1 0 23 ~~372~~701,~~782~~461.9860 0.00 613,286.91 0.00 ~~986~~1,~~069~~314,748.8951 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 25.~~222222~~000000% 0.000000% 0.000000% 0.000000% 25.~~222222~~000000% 24.~~024658~~300318% 0.000000% 0.000000% 0.000000% 24.~~024658~~300318% 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% 20.~~222222~~000000% 0.000000% 20.~~222222~~000000% 0.000000% 0.000000% 30.~~330882~~000000% 0.000000% 30.~~330882~~000000% 180 Days 0.000000% 0.000000% 02.~~000000~~500000% 0.000000% 02.~~000000~~500000% 0.000000% 0.000000% 03.~~000000~~759762% 0.000000% 03.~~000000~~759762% Totals 25.~~222222~~000000% 0.000000% 2.~~222222~~500000% 0.000000% 47.~~444444~~500000% 24.~~024658~~300318% 0.000000% 3.~~330882~~759762% 0.000000% 58.~~355540~~060080%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 6558,~~770~~088.1829

CREDIT ENHANCEMENT Original $ Original % Current $ Current % Bankruptcy 150,000.00 0.04579266% 150,000.00 0.~~06222682~~06538324% Fraud 9,826,902.00 3.00000016% 9,826,902.00 4.~~07664557~~28343135% Special Hazard 3,275,634.00 1.00000005% 3,275,634.00 1.~~35888186~~42781045% Limit of Subordinate's Exposure to Certain Types of Losses

COLLATERAL STATEMENT Collateral Description Fixed 30 Year Weighted Average Gross Coupon 7.~~143836~~125373% Weighted Average Pass-Through Rate 6.~~667030~~654716% Weighted Average Maturity(Stepdown Calculation ) ~~316~~314 Beginning Scheduled Collateral Loan Count 1,~~959~~892 Number Of Loans Paid In Full 67 Ending Scheduled Collateral Loan Count 1,~~892~~825 Beginning Scheduled Collateral Balance ~~253~~241,~~320~~053,~~371~~626.3290 Ending Scheduled Collateral Balance ~~241~~229,~~053~~416,~~626~~586.9072 Ending Actual Collateral Balance at 3031-~~Sep~~Oct-2003 ~~241~~229,~~354~~702,~~086~~216.8326 Monthly P &I Constant 1,~~858~~773,~~740~~048.2573 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 1312,~~528~~818,~~776~~505.8533 Class AP Deferred Amount 0.00 Ending Scheduled Balance for Premium Loans ~~241~~229,~~053~~416,~~626~~586.9072 Scheduled Principal ~~350~~341,~~674~~717.1889 Unscheduled Principal 11,~~916~~295,~~070~~322.2429

Miscellaneous Reporting Group 1 Senior Percentage 9291.~~061102~~798151% Group 2 Senior Percentage 9190.~~575528~~970987% Group 3 Senior Percentage 92.~~843930~~730124% Group 4 Senior Percentage 91.~~700820~~607223% Group 5 Senior Percentage 9088.~~404168~~885709% Group 1 Senior Prepayment Percentage 100.000000% Group 2 Senior Prepayment Percentage 100.000000% Group 3 Senior Prepayment Percentage 100.000000% Group 4 Senior Prepayment Percentage 100.000000% Group 5 Senior Prepayment Percentage 100.000000% Group 1 Junior Percentage 78.~~938898~~201849% Group 2 Junior Percentage 89.~~424472~~029013% Group 3 Junior Percentage 7.~~156070~~269876% Group 4 Junior Percentage 8.~~299180~~392777% Group 5 Junior Percentage 911.~~595832~~114291%

Group Level Collateral Statement Group Group 1 Group 2 Group 3 Collateral Description Fixed 30 Year Fixed 30 Year Fixed 30 Year Weighted Average Coupon Rate 7.~~108323~~099291 7.~~706545~~717683 5.~~892832~~889971 Weighted Average Net Rate 6.~~858323~~849291 7.~~456545~~467685 5.~~642832~~639970 Weighted Average Maturity ~~348~~347 ~~348~~347 ~~169~~168 Beginning Loan Count 1,~~045~~016 ~~462~~437 ~~306~~301 Loans Paid In Full 2935 2521 51 Ending Loan Count ~~1,016~~981 ~~437~~416 ~~301~~300 Beginning Scheduled Balance ~~115~~112,~~811~~003,~~537~~255.3559 6964,~~386~~690,~~801~~581.4362 30,~~884~~284,~~931~~386.4310 Ending scheduled Balance ~~112~~106,~~003~~899,~~255~~907.5941 6461,~~690~~072,~~581~~934.6299 3029,~~284~~933,~~386~~014.1008 Record Date 0910/3031/2003 0910/3031/2003 0910/3031/2003 Principal And Interest Constant ~~789~~763,~~342~~742.9791 ~~499~~467,~~997~~323.5077 ~~270~~266,~~862~~496.0449 Scheduled Principal ~~103~~101,~~321~~123.5016 5451,~~387~~272.0559 ~~119~~117,~~195~~851.6237 Unscheduled Principal 35,~~704~~002,~~960~~225.2602 43,~~641~~566,~~832~~374.7604 ~~481~~233,~~349~~520.7165 Scheduled Interest ~~686~~662,~~021~~619.4775 ~~445~~416,~~610~~051.4518 ~~151~~148,~~666~~645.4212 Servicing Fees 2423,~~127~~334.4004 1413,~~455~~477.6311 6,~~434~~309.3526 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 1110,~~373~~723.6440 2625,~~943~~581.4005 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 ~~650~~628,~~520~~562.4331 ~~404~~376,~~211~~993.4202 ~~145~~142,~~232~~335.0786 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.000000 0.000000 0.000000 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 6.~~740472~~734400 6.~~990576~~993160 5.~~642832~~639971

Group Level Collateral Statement Group Group 4 Group 5 Total Collateral Description Fixed 30 Year Fixed 30 Year Fixed 30 Year Weighted Average Coupon Rate 6.~~542289~~530541 7.~~766459~~741956 7.~~143836~~125373 Weighted Average Net Rate 6.~~292290~~280541 7.~~516461~~491954 6.~~893836~~654716 Weighted Average Maturity ~~169~~168 ~~348~~347 ~~316~~314 Beginning Loan Count 9493 5245 1,~~959~~892 Loans Paid In Full 15 75 67 Ending Loan Count 9388 4540 1,~~892~~825 Beginning Scheduled Balance 15,~~912~~677,~~126~~972.1590 2118,~~324~~397,~~974~~430.9669 ~~253~~241,~~320~~053,~~371~~626.3290 Ending scheduled Balance 15,~~677~~212,~~972~~934.9059 1816,~~397~~297,~~430~~795.6965 ~~241~~229,~~053~~416,~~626~~586.9072 Record Date 0910/3031/2003 0910/3031/2003 0910/3031/2003 Principal And Interest Constant ~~144~~142,~~214~~541.2320 ~~154~~132,~~323~~944.5136 1,~~858~~773,~~740~~048.2573 Scheduled Principal 57,~~462~~219.7983 1614,~~307~~250.2294 ~~350~~341,~~674~~717.1889 Unscheduled Principal ~~176~~407,~~690~~818.4648 2,~~911~~085,~~237~~384.0510 11,~~916~~295,~~070~~322.2429 Scheduled Interest 8685,~~751~~321.4437 ~~138~~118,~~016~~693.2942 1,~~508~~431,~~066~~330.0784 Servicing Fees 3,~~315~~266.0124 43,~~442~~832.6883 5250,~~775~~219.0748 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 ~~1,081~~985.5311 87,~~480~~035.3250 4744,~~878~~325.8906 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 8281,~~354~~070.9002 ~~125~~107,~~093~~825.2909 1,~~407~~336,~~412~~786.1130 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.000000 0.000000 0.000000 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 6.~~210726~~205140 7.~~039254~~033053 6.~~667030~~654716

Filing Compare · MORTGAGE ASSET SECURIT TRANS INC MORT PS THR CERT SER 2003-1