8-K 1 mss04001_10501.txt 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): January 25, 2005 MASTR SEASONED SECURITIZATION TRUST Mortgage Pass-Through Certificates, Series 2004-1 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-106982-45 54-2161224 Pooling and Servicing Agreement) (Commission 54-2161225 (State or other File Number) IRS EIN jurisdiction of Incorporation) c/o Wells Fargo Bank, N.A. 9062 Old Annapolis Road Columbia, MD 21045, 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 January 25, 2005 a distribution was made to holders of MASTR SEASONED SECURITIZATION TRUST, Mortgage Pass-Through Certificates, Series 2004-1 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 2004-1 Trust, relating to the January 25, 2005 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 SEASONED SECURITIZATION TRUST Mortgage Pass-Through Certificates, Series 2004-1 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: 1/25/2005 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2004-1 Trust, relating to the January 25, 2005 distribution. EX-99.1

MASTR Seasoned Securitization Trust Mortgage Pass-Through Certificates Record Date: 1112/3031/042004 Distribution Date: 121/2725/042005 MASTR Seasoned Securitization Trust Mortgage Pass-Through Certificates Series 2004-1 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 55265WAV5 SEN 6.~~24996~~25265% ~~128~~123,~~063~~423,~~271~~908.3139 ~~666~~641,~~497~~363.0138 45,~~639~~176,~~362~~116.9238 2-A-1 55265WAW3 SEN 8.00000% ~~193~~185,~~512~~551,~~750~~918.7071 1,~~289~~237,~~404~~012.5479 78,~~960~~677,~~831~~710.9958 2-A-2 55265WAX1 SEN 5.50000% 4745,~~790~~824,~~720~~680.4803 ~~218~~210,~~925~~029.2778 12,~~966~~143,~~040~~083.4580 2-A-3 55265WAY9 SEN 5.25000% 4745,~~790~~824,~~720~~680.4803 ~~208~~200,~~974~~482.1298 12,~~966~~143,~~040~~083.4580 2-A-4 55265WAZ6 SEN 5.00000% ~~121~~116,~~826~~814,~~671~~900.8950 ~~507~~486,~~343~~728.3975 5,~~011~~463,~~771~~084.3997 2-A-5 55265WBA0 SEN 6.50000% 0.00 0.00 0.00 2-A-6 55265WBB8 SEN 6.50000% 500,000.00 2,~~706~~708.9033 0.00 3-A-1 55265WBC6 SEN 4.~~67219~~65220% 3432,~~573~~903,~~797~~463.6390 ~~134~~127,~~541~~561.7118 12,~~670~~633,~~333~~667.7346 4-A-1 55265WBD4 SEN 5.~~23139~~24803% 6461,~~049~~750,~~862~~125.6287 ~~279~~270,~~077~~055.6141 24,~~299~~463,~~736~~543.7614 4-A-2 55265WBE2 SEN 5.~~23139~~24803% 3,~~370~~249,~~625~~602.7908 14,~~686~~211.4767 ~~121~~234,~~023~~894.7108 A-X 55265WBF9 IO 6.50000% 0.00 ~~108~~104,~~957~~640.5962 0.00 PO 55265WBZ5 PO 0.00000% 3,~~793~~635,~~817~~354.2404 0.00 ~~158~~107,~~463~~026.2002 A-LR 55265WBG7 RES 6.~~25265~~25516% 0.00 0.00 0.00 A-UR 55265WBH5 RES 6.~~25265~~25516% 0.00 0.00 0.00 15-B-1 55265WBJ1 SUB 6.~~24996~~25265% ~~549~~546,~~350~~468.6916 2,~~859~~839.0668 2,~~882~~892.5331 15-B-2 55265WBK8 SUB 6.~~24996~~25265% ~~274~~272,~~180~~741.4477 1,~~426~~417.9528 1,~~438~~443.6755 15-B-3 55265WBL6 SUB 6.~~24996~~25265% ~~205~~204,~~882~~802.7848 1,~~071~~064.5024 1,~~080~~083.3097 3015-B-14 ~~55265WBM4~~55265WBT9 SUB 6.~~50000~~25265% 8136,~~851,848~~863.5920 ~~47,919~~711.5420 ~~10,719~~724.3638 3015-B-25 ~~55265WBN2~~55265WBU6 SUB 6.~~50000~~25265% ~~931~~67,~~773~~939.5428 ~~5,044~~353.1604 ~~1,128~~359.3558 3015-B-36 ~~55265WBP7~~55265WBV4 SUB 6.~~50000~~25265% ~~698~~137,~~331~~488.3415 ~~3,780~~714.4245 ~~845~~727.6669 HY30-B-1 ~~55265WBQ5~~55265WBM4 SUB 56.~~03521~~50000% 28,~~344~~841,~~443~~129.3923 947,~~831~~889.5745 310,~~273~~844.4606 HY30-B-2 ~~55265WBR3~~55265WBN2 SUB 56.~~03521~~50000% ~~481~~930,~~652~~645.9818 25,~~019~~040.8499 ~~672~~1,141.5148 HY30-B-3 ~~55265WBS1~~55265WBP7 SUB 56.~~03521~~50000% ~~180~~697,~~495~~485.2268 ~~756~~3,778.9205 ~~252~~855.0250 15HY-B-41 ~~55265WBT9~~55265WBQ5 SUB 65.~~24996~~03900% ~~137~~2,~~585~~341,169.1393 ~~716~~9,830.0597 ~~721~~3,295.9352 15HY-B-52 ~~55265WBU6~~55265WBR3 SUB 65.~~24996~~03900% 68480,~~297~~980.6547 ~~355~~2,019.4572 ~~358~~677.3705 15HY-B-63 ~~55265WBV4~~55265WBS1 SUB 65.~~24996~~03900% ~~138~~180,~~213~~243.3820 ~~719~~756.3287 ~~725~~253.2372 C-B-4 55265WBW2 SUB 6.~~20094~~20218% ~~586~~585,~~549~~816.4789 3,~~029~~027.2079 ~~732~~740.5826 C-B-5 55265WBX0 SUB 6.~~20094~~20218% ~~293~~292,~~274~~908.7444 1,~~514~~513.6089 ~~366~~370.2912 C-B-6 55265WBY8 SUB 6.~~20094~~20218% ~~586~~585,~~473~~742.1929 3,~~028~~027.8040 ~~730~~737.8996 Totals ~~661~~635,~~600~~781,~~590~~057.6790 3,~~515~~378,~~187~~779.9991 2531,~~819~~068,~~532~~357.7538

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses 1-A-1 0.00 ~~123~~118,~~423~~247,~~908~~792.3901 5,~~305~~817,~~859~~479.9376 0.00 2-A-1 0.00 ~~185~~176,~~551~~874,~~918~~208.7113 9,~~250~~914,~~236~~723.5337 0.00 2-A-2 0.00 4543,~~824~~681,~~680~~596.0323 2,~~184~~353,~~965~~113.7258 0.00 2-A-3 0.00 4543,~~824~~681,~~680~~596.0323 2,~~175~~343,~~014~~566.5778 0.00 2-A-4 0.00 ~~116~~111,~~814~~351,~~900~~815.5053 5,~~519~~949,~~114~~813.7872 0.00 2-A-5 0.00 0.00 0.00 0.00 2-A-6 0.00 500,000.00 2,~~706~~708.9033 0.00 3-A-1 0.00 3230,~~903~~269,~~463~~796.9044 12,~~804~~761,~~875~~228.4464 0.00 4-A-1 0.00 6157,~~750~~286,~~125~~582.8773 24,~~578~~733,~~814~~598.3755 0.00 4-A-2 0.00 3,~~249~~014,~~602~~708.0800 ~~135~~249,~~710~~105.1875 0.00 A-X 0.00 0.00 ~~108~~104,~~957~~640.5962 0.00 PO 0.00 3,~~635~~528,~~354~~328.0401 ~~158~~107,~~463~~026.2002 0.00 A-LR 0.00 0.00 0.00 0.00 A-UR 0.00 0.00 0.00 0.00 15-B-1 0.00 ~~546~~543,~~468~~575.1685 5,~~741~~731.5999 0.00 15-B-2 0.00 ~~272~~271,~~741~~298.7722 2,~~865~~860.6283 0.00 15-B-3 0.00 ~~204~~203,~~802~~718.4852 2,~~151~~148.8021 0.00 3015-B-14 0.00 8136,~~841,129~~138.2382 581,~~638~~435.9058 0.00 3015-B-25 0.00 ~~930~~67,~~645~~579.1870 ~~6,172~~712.5162 0.00 3015-B-36 0.00 ~~697~~136,~~485~~760.6846 41,~~626~~442.0814 0.00 HY30-B-1 0.00 28,~~341~~830,~~169~~285.9317 1358,~~105~~733.0351 0.00 HY30-B-2 0.00 ~~480~~929,~~980~~503.4770 26,~~692~~182.3547 0.00 HY30-B-3 0.00 ~~180~~696,~~243~~630.2018 14,~~008~~633.9455 0.00 15HY-B-41 0.00 ~~136~~2,~~863~~337,874.2041 113,~~437~~126.9849 0.00 15HY-B-52 0.00 67480,~~939~~303.2842 ~~713~~2,696.8277 0.00 15HY-B-63 0.00 ~~137~~179,~~488~~989.1548 1,~~444~~010.5559 0.00 C-B-4 0.00 585,~~816~~076.8963 3,~~761~~768.7805 0.00 C-B-5 0.00 292,~~908~~538.4432 1,~~880~~884.8901 0.00 C-B-6 0.00 585,~~742~~004.2934 3,~~759~~765.6936 0.00 Totals 0.00 ~~635~~604,~~781~~712,~~057~~700.9053 2934,~~334~~447,~~720~~137.7429 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-1 137,304,000.00 ~~128~~123,~~063~~423,~~271~~908.3139 ~~671~~653,~~968~~249.2997 34,~~967~~522,~~394~~866.6341 0.00 0.00 2-A-1 202,458,499.00 ~~193~~185,~~512~~551,~~750~~918.7071 ~~234~~227,~~624~~876.0895 78,~~726~~449,~~207~~833.9163 0.00 0.00 2-A-2 50,000,000.00 4745,~~790~~824,~~720~~680.4803 5756,~~943~~277.7545 12,~~908~~086,~~096~~806.7135 0.00 0.00 2-A-3 50,000,000.00 4745,~~790~~824,~~720~~680.4803 5756,~~943~~277.7545 12,~~908~~086,~~096~~806.7135 0.00 0.00 2-A-4 127,458,501.00 ~~121~~116,~~826~~814,~~671~~900.8950 ~~147~~143,~~708~~460.4678 45,~~864~~319,~~062~~624.9218 0.00 0.00 2-A-5 20,927,000.00 0.00 0.00 0.00 0.00 0.00 2-A-6 500,000.00 500,000.00 0.00 0.00 0.00 0.00 3-A-1 41,159,000.00 3432,~~573~~903,~~797~~463.6390 4846,~~700~~832.5267 12,~~621~~586,~~633~~834.2179 0.00 0.00 4-A-1 72,304,000.00 6461,~~049~~750,~~862~~125.6287 8986,~~003~~398.4109 24,~~210~~377,~~733~~145.3504 0.00 0.00 4-A-2 3,805,000.00 3,~~370~~249,~~625~~602.7908 4,~~683~~546.8170 ~~116~~230,~~339~~347.9038 0.00 0.00 A-X 0.00 0.00 0.00 0.00 0.00 0.00 PO 3,989,934.02 3,~~793~~635,~~817~~354.2404 5,~~682~~515.2993 ~~152~~101,~~780~~510.9109 0.00 0.00 A-LR 50.00 0.00 0.00 0.00 0.00 0.00 A-UR 50.00 0.00 0.00 0.00 0.00 0.00 15-B-1 555,000.00 ~~549~~546,~~350~~468.6916 2,~~882~~892.5331 0.00 0.00 0.00 15-B-2 277,000.00 ~~274~~272,~~180~~741.4477 1,~~438~~443.6755 0.00 0.00 0.00 15-B-3 208,000.00 ~~205~~204,~~882~~802.7848 1,~~080~~083.3097 0.00 0.00 0.00 3015-B-14 8139,~~873,~~000.00 8136,~~851,848~~863.5920 ~~10,719~~724.3638 0.00 0.00 0.00 3015-B-25 ~~934~~69,000.00 ~~931~~67,~~773~~939.5428 ~~1,128~~359.3558 0.00 0.00 0.00 3015-B-36 ~~700~~139,~~000~~634.0071 ~~698~~137,~~331~~488.3415 ~~845~~727.6669 0.00 0.00 0.00 HY30-B-1 28,~~351~~873,000.00 28,~~344~~841,~~443~~129.3923 310,~~273~~844.4606 0.00 0.00 0.00 HY30-B-2 ~~483~~934,000.00 ~~481~~930,~~652~~645.9818 ~~672~~1,141.5148 0.00 0.00 0.00 HY30-B-3 ~~181~~700,000.00 ~~180~~697,~~495~~485.2268 ~~252~~855.0250 0.00 0.00 0.00 15HY-B-41 ~~139~~2,351,000.00 ~~137~~2,~~585~~341,169.1393 ~~721~~3,295.9352 0.00 0.00 0.00 15HY-B-52 69483,000.00 68480,~~297~~980.6547 ~~358~~677.3705 0.00 0.00 0.00 15HY-B-63 ~~139~~181,~~634~~000.7100 ~~138~~180,~~213~~243.3820 ~~725~~253.2372 0.00 0.00 0.00 C-B-4 588,000.00 ~~586~~585,~~549~~816.4789 ~~732~~740.5826 0.00 0.00 0.00 C-B-5 294,000.00 ~~293~~292,~~274~~908.7444 ~~366~~370.2912 0.00 0.00 0.00 C-B-6 587,921.83 ~~586~~585,~~473~~742.1929 ~~730~~737.8996 0.00 0.00 0.00 Totals 726,285,590.56 ~~661~~635,~~600~~781,~~590~~057.6790 1,~~344~~306,~~186~~583.5114 2429,~~475~~761,~~346~~774.2522 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 45,~~639~~176,~~362~~116.9238 ~~123~~118,~~423~~247,~~908~~792.3901 0.~~89890978~~86121156 45,~~639~~176,~~362~~116.9238 2-A-1 78,~~960~~677,~~831~~710.9958 ~~185~~176,~~551~~874,~~918~~208.7113 0.~~91649360~~87363192 78,~~960~~677,~~831~~710.9958 2-A-2 12,~~966~~143,~~040~~083.4580 4543,~~824~~681,~~680~~596.0323 0.~~91649360~~87363192 12,~~966~~143,~~040~~083.4580 2-A-3 12,~~966~~143,~~040~~083.4580 4543,~~824~~681,~~680~~596.0323 0.~~91649360~~87363192 12,~~966~~143,~~040~~083.4580 2-A-4 5,~~011~~463,~~771~~084.3997 ~~116~~111,~~814~~351,~~900~~815.5053 0.~~91649360~~87363192 5,~~011~~463,~~771~~084.3997 2-A-5 0.00 0.00 0.00000000 0.00 2-A-6 0.00 500,000.00 1.00000000 0.00 3-A-1 12,~~670~~633,~~333~~667.7346 3230,~~903~~269,~~463~~796.9044 0.~~79942331~~73543566 12,~~670~~633,~~333~~667.7346 4-A-1 24,~~299~~463,~~736~~543.7614 6157,~~750~~286,~~125~~582.8773 0.~~85403471~~79230171 24,~~299~~463,~~736~~543.7614 4-A-2 ~~121~~234,~~023~~894.7108 3,~~249~~014,~~602~~708.0800 0.~~85403471~~79230171 ~~121~~234,~~023~~894.7108 A-X 0.00 0.00 0.00000000 0.00 PO ~~158~~107,~~463~~026.2002 3,~~635~~528,~~354~~328.0401 0.~~91113137~~88430736 ~~158~~107,~~463~~026.2002 A-LR 0.00 0.00 0.00000000 0.00 A-UR 0.00 0.00 0.00000000 0.00 15-B-1 2,~~882~~892.5331 ~~546~~543,~~468~~575.1685 0.~~98462732~~97941595 2,~~882~~892.5331 15-B-2 1,~~438~~443.6755 ~~272~~271,~~741~~298.7722 0.~~98462733~~97941596 1,~~438~~443.6755 15-B-3 1,~~080~~083.3097 ~~204~~203,~~802~~718.4852 0.~~98462731~~97941596 1,~~080~~083.3097 3015-B-14 ~~10,719~~724.3638 8136,~~841,129~~138.2382 0.~~99640812~~97941597 ~~10,719~~724.3638 3015-B-25 ~~1,128~~359.3558 ~~930~~67,~~645~~579.1870 0.~~99640812~~97941594 ~~1,128~~359.3558 3015-B-36 ~~845~~727.6669 ~~697~~136,~~485~~760.6846 0.~~99640811~~97941593 ~~845~~727.6669 HY30-B-1 310,~~273~~844.4606 28,~~341~~830,~~169~~285.9317 0.~~99581877~~99518598 310,~~273~~844.4606 HY30-B-2 ~~672~~1,141.5148 ~~480~~929,~~980~~503.4770 0.~~99581878~~99518597 ~~672~~1,141.5148 HY30-B-3 ~~252~~855.0250 ~~180~~696,~~243~~630.2018 0.~~99581878~~99518597 ~~252~~855.0250 15HY-B-41 ~~721~~3,295.9352 ~~136~~2,~~863~~337,874.2041 0.~~98462734~~99441702 ~~721~~3,295.9352 15HY-B-52 ~~358~~677.3705 67480,~~939~~303.2842 0.~~98462725~~99441702 ~~358~~677.3705 15HY-B-63 ~~725~~253.2372 ~~137~~179,~~488~~989.1548 0.~~98462732~~99441702 ~~725~~253.2372 C-B-4 ~~732~~740.5826 585,~~816~~076.8963 0.~~99628723~~99502828 ~~732~~740.5826 C-B-5 ~~366~~370.2912 292,~~908~~538.4432 0.~~99628721~~99502830 ~~366~~370.2912 C-B-6 ~~730~~737.8996 585,~~742~~004.2934 0.~~99629281~~99503762 ~~730~~737.8996 Totals 2531,~~819~~068,~~532~~357.7538 ~~635~~604,~~781~~712,~~057~~700.9053 0.~~87538713~~83261008 2531,~~819~~068,~~532~~357.7538

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion 1-A-1 137,304,000.00 ~~932~~898.~~69876559~~90977969 4.~~89401831~~75769074 2832.~~89496759~~94052912 0.00000000 2-A-1 202,458,499.00 ~~955~~916.~~81440965~~49360055 1.~~15887494~~12554895 3841.~~16193417~~73612702 0.00000000 2-A-2 50,000,000.00 ~~955~~916.~~81440960~~49360060 1.~~15887500~~12554900 3841.~~16193420~~73612700 0.00000000 2-A-3 50,000,000.00 ~~955~~916.~~81440960~~49360060 1.~~15887500~~12554900 3841.~~16193420~~73612700 0.00000000 2-A-4 127,458,501.00 ~~955~~916.~~81440966~~49360053 1.~~15887492~~12554893 3841.~~16193413~~73612696 0.00000000 2-A-5 20,927,000.00 0.00000000 0.00000000 0.00000000 0.00000000 2-A-6 500,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 3-A-1 41,159,000.00 ~~840~~799.~~00577346~~42330717 1.~~18322894~~13784762 3962.~~39923735~~84979689 0.00000000 4-A-1 72,304,000.00 ~~885~~854.~~84120685~~03471274 1.~~23096108~~19492822 3060.~~57553317~~53807590 0.00000000 4-A-2 3,805,000.00 ~~885~~854.~~84120631~~03471222 1.~~23096189~~19492773 3060.~~57553219~~53807622 0.00000000 A-X 0.00 0.00000000 0.00000000 0.00000000 0.00000000 PO 3,989,934.02 ~~950~~911.~~84711200~~13136753 1.~~42415638~~38246146 3825.~~29158809~~44154602 0.00000000 A-LR 50.00 0.00000000 0.00000000 0.00000000 0.00000000 A-UR 50.00 0.00000000 0.00000000 0.00000000 0.00000000 15-B-1 555,000.00 ~~989~~984.~~82106306~~62731532 5.~~19374775~~21136937 0.00000000 0.00000000 15-B-2 277,000.00 ~~989~~984.~~82108303~~62732852 5.~~19375451~~21137184 0.00000000 0.00000000 15-B-3 208,000.00 ~~989~~984.~~82105769~~62730769 5.~~19375000~~21139423 0.00000000 0.00000000 3015-B-14 8139,~~873,~~000.00 ~~997~~984.~~61620534~~62733813 15.~~20808746~~21136691 0.00000000 0.00000000 3015-B-25 ~~934~~69,000.00 ~~997~~984.~~61620985~~62724638 15.~~20808351~~21130435 0.00000000 0.00000000 3015-B-36 ~~700~~139,~~000~~634.0071 ~~997~~984.~~61620000~~62731795 15.~~20808571~~21138333 0.00000000 0.00000000 HY30-B-1 28,~~351~~873,000.00 ~~997~~996.~~21113994~~40811789 1.~~39236920~~22214133 0.00000000 0.00000000 HY30-B-2 ~~483~~934,000.00 ~~997~~996.~~21113872~~40811563 1.~~39236025~~22214133 0.00000000 0.00000000 HY30-B-3 ~~181~~700,000.00 ~~997~~996.~~21116022~~40811429 1.~~39237569~~22214286 0.00000000 0.00000000 15HY-B-41 ~~139~~2,351,000.00 ~~989~~995.~~82107914~~81877074 51.~~19374101~~40175245 0.00000000 0.00000000 15HY-B-52 69483,000.00 ~~989~~995.~~82101449~~81877847 51.~~19376812~~40175983 0.00000000 0.00000000 15HY-B-63 ~~139~~181,~~634~~000.7100 ~~989~~995.~~82108388~~81878453 51.~~19376593~~40176796 0.00000000 0.00000000 C-B-4 588,000.00 ~~997~~996.~~53311224~~28722789 1.~~24588435~~25894558 0.00000000 0.00000000 C-B-5 294,000.00 ~~997~~996.~~53312925~~28721088 1.~~24588435~~25891156 0.00000000 0.00000000 C-B-6 587,921.83 ~~997~~996.~~53599896~~29280648 1.~~24317547~~25520088 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 3337.~~78898590~~69821986 ~~898~~861.~~90977969~~21155982 0.~~89890978~~86121156 3337.~~78898590~~69821986 2-A-1 0.00000000 3942.~~32080910~~86167596 ~~916~~873.~~49360055~~63192459 0.~~91649360~~87363192 3942.~~32080910~~86167596 2-A-2 0.00000000 3942.~~32080900~~86167600 ~~916~~873.~~49360060~~63192460 0.~~91649360~~87363192 3942.~~32080900~~86167600 2-A-3 0.00000000 3942.~~32080900~~86167600 ~~916~~873.~~49360060~~63192460 0.~~91649360~~87363192 3942.~~32080900~~86167600 2-A-4 0.00000000 3942.~~32080913~~86167597 ~~916~~873.~~49360053~~63192456 0.~~91649360~~87363192 3942.~~32080913~~86167597 2-A-5 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2-A-6 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 3-A-1 0.00000000 4063.~~58246629~~98764450 ~~799~~735.~~42330717~~43566267 0.~~79942331~~73543566 4063.~~58246629~~98764450 4-A-1 0.00000000 3161.~~80649425~~73300426 ~~854~~792.~~03471274~~30170848 0.~~85403471~~79230171 3161.~~80649425~~73300426 4-A-2 0.00000000 3161.~~80649409~~73300394 ~~854~~792.~~03471222~~30170828 0.~~85403471~~79230171 3161.~~80649409~~73300394 A-X 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 PO 0.00000000 3926.~~71574447~~82400748 ~~911~~884.~~13136753~~30735754 0.~~91113137~~88430736 3926.~~71574447~~82400748 A-LR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-UR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 15-B-1 0.00000000 5.~~19374775~~21136937 ~~984~~979.~~62731532~~41594595 0.~~98462732~~97941595 5.~~19374775~~21136937 15-B-2 0.00000000 5.~~19375451~~21137184 ~~984~~979.~~62732852~~41595668 0.~~98462733~~97941596 5.~~19375451~~21137184 15-B-3 0.00000000 5.~~19375000~~21139423 ~~984~~979.~~62730769~~41596154 0.~~98462731~~97941596 5.~~19375000~~21139423 3015-B-14 0.00000000 15.~~20808746~~21136691 ~~996~~979.~~40811789~~41597122 0.~~99640812~~97941597 15.~~20808746~~21136691 3015-B-25 0.00000000 15.~~20808351~~21130435 ~~996~~979.~~40811563~~41594203 0.~~99640812~~97941594 15.~~20808351~~21130435 3015-B-36 0.00000000 15.~~20808571~~21138333 ~~996~~979.~~40811429~~41593462 0.~~99640811~~97941593 15.~~20808571~~21138333 HY30-B-1 0.00000000 1.~~39236920~~22214133 995.~~81877074~~18597656 0.~~99581877~~99518598 1.~~39236920~~22214133 HY30-B-2 0.00000000 1.~~39236025~~22214133 995.~~81877847~~18597430 0.~~99581878~~99518597 1.~~39236025~~22214133 HY30-B-3 0.00000000 1.~~39237569~~22214286 995.~~81878453~~18597143 0.~~99581878~~99518597 1.~~39237569~~22214286 15HY-B-41 0.00000000 51.~~19374101~~40175245 ~~984~~994.~~62733813~~41701829 0.~~98462734~~99441702 51.~~19374101~~40175245 15HY-B-52 0.00000000 51.~~19376812~~40175983 ~~984~~994.~~62724638~~41701863 0.~~98462725~~99441702 51.~~19376812~~40175983 15HY-B-63 0.00000000 51.~~19376593~~40176796 ~~984~~994.~~62731795~~41701657 0.~~98462732~~99441702 51.~~19376593~~40176796 C-B-4 0.00000000 1.~~24588435~~25894558 ~~996~~995.~~28722789~~02828231 0.~~99628723~~99502828 1.~~24588435~~25894558 C-B-5 0.00000000 1.~~24588435~~25891156 ~~996~~995.~~28721088~~02829932 0.~~99628721~~99502830 1.~~24588435~~25891156 C-B-6 0.00000000 1.~~24317547~~25520088 ~~996~~995.~~29280648~~03762260 0.~~99629281~~99503762 1.~~24317547~~25520088 (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-1 137,304,000.00 6.~~24996~~25265% ~~128~~123,~~063~~423,~~271~~908.3139 ~~666~~643,~~992~~105.0146 0.00 0.00 2-A-1 202,458,499.00 8.00000% ~~193~~185,~~512~~551,~~750~~918.7071 1,~~290~~237,~~085~~012.0079 0.00 0.00 2-A-2 50,000,000.00 5.50000% 4745,~~790~~824,~~720~~680.4803 ~~219~~210,~~040~~029.8078 0.00 0.00 2-A-3 50,000,000.00 5.25000% 4745,~~790~~824,~~720~~680.4803 ~~209~~200,~~084~~482.4098 0.00 0.00 2-A-4 127,458,501.00 5.00000% ~~121~~116,~~826~~814,~~671~~900.8950 ~~507~~486,~~611~~728.1375 0.00 0.00 2-A-5 20,927,000.00 6.50000% 0.00 0.00 0.00 0.00 2-A-6 500,000.00 6.50000% 500,000.00 2,708.33 0.00 0.00 3-A-1 41,159,000.00 4.~~67219~~65220% 3432,~~573~~903,~~797~~463.6390 ~~134~~127,~~612~~561.7218 0.00 0.00 4-A-1 72,304,000.00 5.~~23139~~24803% 6461,~~049~~750,~~862~~125.6287 ~~279~~270,~~224~~055.8941 0.00 0.00 4-A-2 3,805,000.00 5.~~23139~~24803% 3,~~370~~249,~~625~~602.7908 14,~~694~~211.2267 0.00 0.00 A-X 0.00 6.50000% 2019,~~125~~318,~~905~~788.5095 ~~109~~104,~~015~~643.3244 0.00 0.00 PO 3,989,934.02 0.00000% 3,~~793~~635,~~817~~354.2404 0.00 0.00 0.00 A-LR 50.00 6.~~25265~~25516% 0.00 0.00 0.00 0.00 A-UR 50.00 6.~~25265~~25516% 0.00 0.00 0.00 0.00 15-B-1 555,000.00 6.~~24996~~25265% ~~549~~546,~~350~~468.6916 2,~~861~~847.1840 0.00 0.00 15-B-2 277,000.00 6.~~24996~~25265% ~~274~~272,~~180~~741.4477 1,~~428~~421.0113 0.00 0.00 15-B-3 208,000.00 6.~~24996~~25265% ~~205~~204,~~882~~802.7848 1,~~072~~067.3013 0.00 0.00 3015-B-14 8139,~~873,~~000.00 6.~~50000~~25265% 8136,~~851,848~~863.5920 ~~47,947~~713.5113 0.00 0.00 3015-B-25 ~~934~~69,000.00 6.~~50000~~25265% ~~931~~67,~~773~~939.5428 ~~5,047~~354.1100 0.00 0.00 3015-B-36 ~~700~~139,~~000~~634.0071 6.~~50000~~25265% ~~698~~137,~~331~~488.3415 ~~3,782~~716.6339 0.00 0.00 HY30-B-1 28,~~351~~873,000.00 56.~~03521~~50000% 28,~~344~~841,~~443~~129.3923 947,~~837~~889.3145 0.00 0.00 HY30-B-2 ~~483~~934,000.00 56.~~03521~~50000% ~~481~~930,~~652~~645.9818 25,~~021~~040.0299 0.00 0.00 HY30-B-3 ~~181~~700,000.00 56.~~03521~~50000% ~~180~~697,~~495~~485.2268 ~~757~~3,778.3605 0.00 0.00 15HY-B-41 ~~139~~2,351,000.00 65.~~24996~~03900% ~~137~~2,~~585~~341,169.1393 ~~716~~9,830.5897 0.00 0.00 15HY-B-52 69483,000.00 65.~~24996~~03900% 68480,~~297~~980.6547 ~~355~~2,019.7172 0.00 0.00 15HY-B-63 ~~139~~181,~~634~~000.7100 65.~~24996~~03900% ~~138~~180,~~213~~243.3820 ~~719~~756.8687 0.00 0.00 C-B-4 588,000.00 6.~~20094~~20218% ~~586~~585,~~549~~816.4789 3,~~030~~027.9679 0.00 0.00 C-B-5 294,000.00 6.~~20094~~20218% ~~293~~292,~~274~~908.7444 1,~~515~~513.4889 0.00 0.00 C-B-6 587,921.83 6.~~20094~~20218% ~~586~~585,~~473~~742.1929 3,~~030~~027.5740 0.00 0.00 Totals 726,285,590.56 3,~~517~~380,~~192~~544.4110 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 ~~495~~1,742.0008 0.00 ~~666~~641,~~497~~363.0138 0.00 ~~123~~118,~~423~~247,~~908~~792.3901 2-A-1 ~~680~~0.4600 0.00 1,~~289~~237,~~404~~012.5479 0.00 ~~185~~176,~~551~~874,~~918~~208.7113 2-A-2 ~~115~~0.5300 0.00 ~~218~~210,~~925~~029.2778 0.00 4543,~~824~~681,~~680~~596.0323 2-A-3 ~~110~~0.2800 0.00 ~~208~~200,~~974~~482.1298 0.00 4543,~~824~~681,~~680~~596.0323 2-A-4 ~~267~~0.7400 0.00 ~~507~~486,~~343~~728.3975 0.00 ~~116~~111,~~814~~351,~~900~~815.5053 2-A-5 0.00 0.00 0.00 0.00 0.00 2-A-6 10.4300 0.00 2,~~706~~708.9033 0.00 500,000.00 3-A-1 710.00 0.00 ~~134~~127,~~541~~561.7118 0.00 3230,~~903~~269,~~463~~796.9044 4-A-1 ~~147~~0.2800 0.00 ~~279~~270,~~077~~055.6141 0.00 6157,~~750~~286,~~125~~582.8773 4-A-2 70.7500 0.00 14,~~686~~211.4767 0.00 3,~~249~~014,~~602~~708.0800 A-X 572.7382 0.00 ~~108~~104,~~957~~640.5962 0.00 1918,~~318~~278,~~788~~265.9559 PO 0.00 0.00 0.00 0.00 3,~~635~~528,~~354~~328.0401 A-LR 0.00 0.00 0.00 0.00 0.00 A-UR 0.00 0.00 0.00 0.00 0.00 15-B-1 27.1271 0.00 2,~~859~~839.0668 0.00 ~~546~~543,~~468~~575.1685 15-B-2 13.0685 0.00 1,~~426~~417.9528 0.00 ~~272~~271,~~741~~298.7722 15-B-3 02.8089 0.00 1,~~071~~064.5024 0.00 ~~204~~203,~~802~~718.4852 3015-B-14 271.9893 0.00 ~~47,919~~711.5420 0.00 8136,~~841,129~~138.2382 3015-B-25 20.9496 0.00 ~~5,044~~353.1604 0.00 ~~930~~67,~~645~~579.1870 3015-B-36 21.2194 0.00 ~~3,780~~714.4245 0.00 ~~697~~136,~~485~~760.6846 HY30-B-1 50.7400 0.00 947,~~831~~889.5745 0.00 28,~~341~~830,~~169~~285.9317 HY30-B-2 10.1800 0.00 25,~~019~~040.8499 0.00 ~~480~~929,~~980~~503.4770 HY30-B-3 0.4400 0.00 ~~756~~3,778.9205 0.00 ~~180~~696,~~243~~630.2018 15HY-B-41 0.5300 0.00 ~~716~~9,830.0597 0.00 ~~136~~2,~~863~~337,874.2041 15HY-B-52 0.2600 0.00 ~~355~~2,019.4572 0.00 67480,~~939~~303.2842 15HY-B-63 0.5300 0.00 ~~719~~756.3287 0.00 ~~137~~179,~~488~~989.1548 C-B-4 10.7700 0.00 3,~~029~~027.2079 0.00 585,~~816~~076.8963 C-B-5 0.8800 0.00 1,~~514~~513.6089 0.00 292,~~908~~538.4432 C-B-6 10.7700 0.00 3,~~028~~027.8040 0.00 585,~~742~~004.2934 Totals 21,~~004~~764.4118 0.00 3,~~515~~378,~~187~~779.9991 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-1 137,304,000.00 6.~~24996~~25265% ~~932~~898.~~69876559~~90977969 4.~~85777552~~68380717 0.00000000 0.00000000 2-A-1 202,458,499.00 8.00000% ~~955~~916.~~81440965~~49360055 6.~~37209604~~10995733 0.00000000 0.00000000 2-A-2 50,000,000.00 5.50000% ~~955~~916.~~81440960~~49360060 4.~~38081600~~20059560 0.00000000 0.00000000 2-A-3 50,000,000.00 5.25000% ~~955~~916.~~81440960~~49360060 4.~~18168800~~00965960 0.00000000 0.00000000 2-A-4 127,458,501.00 5.00000% ~~955~~916.~~81440966~~49360053 3.~~98256002~~81872332 0.00000000 0.00000000 2-A-5 20,927,000.00 6.50000% 0.00000000 0.00000000 0.00000000 0.00000000 2-A-6 500,000.00 6.50000% 1000.00000000 5.41666000 0.00000000 0.00000000 3-A-1 41,159,000.00 4.~~67219~~65220% ~~840~~799.~~00577346~~42330717 3.~~27055371~~09922933 0.00000000 0.00000000 4-A-1 72,304,000.00 5.~~23139~~24803% ~~885~~854.~~84120685~~03471274 3.~~86181802~~73499959 0.00000000 0.00000000 4-A-2 3,805,000.00 5.~~23139~~24803% ~~885~~854.~~84120631~~03471222 3.~~86181866~~73499869 0.00000000 0.00000000 A-X 0.00 6.50000% ~~910~~874.~~60101684~~08285117 4.~~93242211~~73461544 0.00000000 0.00000000 PO 3,989,934.02 0.00000% ~~950~~911.~~84711200~~13136753 0.00000000 0.00000000 0.00000000 A-LR 50.00 6.~~25265~~25516% 0.00000000 0.00000000 0.00000000 0.00000000 A-UR 50.00 6.~~25265~~25516% 0.00000000 0.00000000 0.00000000 0.00000000 15-B-1 555,000.00 6.~~24996~~25265% ~~989~~984.~~82106306~~62731532 5.~~15527928~~13045045 0.00000000 0.00000000 15-B-2 277,000.00 6.~~24996~~25265% ~~989~~984.~~82108303~~62732852 5.~~15527076~~13043321 0.00000000 0.00000000 15-B-3 208,000.00 6.~~24996~~25265% ~~989~~984.~~82105769~~62730769 5.~~15528846~~13043269 0.00000000 0.00000000 3015-B-14 8139,~~873,~~000.00 6.~~50000~~25265% ~~997~~984.~~61620534~~62733813 5.~~40375409~~13043165 0.00000000 0.00000000 3015-B-25 ~~934~~69,000.00 6.~~50000~~25265% ~~997~~984.~~61620985~~62724638 5.~~40375803~~13043478 0.00000000 0.00000000 3015-B-36 ~~700~~139,~~000~~634.0071 6.~~50000~~25265% ~~997~~984.~~61620000~~62731795 5.~~40375714~~13045789 0.00000000 0.00000000 HY30-B-1 28,~~351~~873,000.00 56.~~03521~~50000% ~~997~~996.~~21113994~~40811789 45.~~18430880~~39721064 0.00000000 0.00000000 HY30-B-2 ~~483~~934,000.00 56.~~03521~~50000% ~~997~~996.~~21113872~~40811563 45.~~18430642~~39720557 0.00000000 0.00000000 HY30-B-3 ~~181~~700,000.00 56.~~03521~~50000% ~~997~~996.~~21116022~~40811429 45.~~18430939~~39721429 0.00000000 0.00000000 15HY-B-41 ~~139~~2,351,000.00 65.~~24996~~03900% ~~989~~995.~~82107914~~81877074 54.~~15525180~~18161208 0.00000000 0.00000000 15HY-B-52 69483,000.00 65.~~24996~~03900% ~~989~~995.~~82101449~~81877847 54.~~15521739~~18161491 0.00000000 0.00000000 15HY-B-63 ~~139~~181,~~634~~000.7100 65.~~24996~~03900% ~~989~~995.~~82108388~~81878453 54.~~15530845~~18160221 0.00000000 0.00000000 C-B-4 588,000.00 6.~~20094~~20218% ~~997~~996.~~53311224~~28722789 5.~~15469388~~14930272 0.00000000 0.00000000 C-B-5 294,000.00 6.~~20094~~20218% ~~997~~996.~~53312925~~28721088 5.~~15469388~~14928571 0.00000000 0.00000000 C-B-6 587,921.83 6.~~20094~~20218% ~~997~~996.~~53599896~~29280648 5.~~15471589~~14932402 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.~~00360514~~01268776 0.00000000 4.~~85417038~~67111941 0.00000000 ~~898~~861.~~90977969~~21155982 2-A-1 0.~~00336099~~00000000 0.00000000 6.~~36873506~~10995733 0.00000000 ~~916~~873.~~49360055~~63192459 2-A-2 0.~~00231060~~00000000 0.00000000 4.~~37850540~~20059560 0.00000000 ~~916~~873.~~49360060~~63192460 2-A-3 0.~~00220560~~00000000 0.00000000 4.~~17948240~~00965960 0.00000000 ~~916~~873.~~49360060~~63192460 2-A-4 0.~~00210061~~00000000 0.00000000 3.~~98045941~~81872332 0.00000000 ~~916~~873.~~49360053~~63192456 2-A-5 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2-A-6 0.~~00286000~~00000000 0.00000000 5.~~41380000~~41666000 0.00000000 1000.00000000 3-A-1 0.~~00172502~~00000000 0.00000000 3.~~26882845~~09922933 0.00000000 ~~799~~735.~~42330717~~43566267 4-A-1 0.~~00203696~~00000000 0.00000000 3.~~85978106~~73499959 0.00000000 ~~854~~792.~~03471274~~30170848 4-A-2 0.~~00203679~~00000000 0.00000000 3.~~85978187~~73499869 0.00000000 ~~854~~792.~~03471222~~30170828 A-X 0.~~00261201~~00012759 0.00000000 4.~~92981010~~73448785 0.00000000 ~~874~~827.~~08285117~~00414311 PO 0.00000000 0.00000000 0.00000000 0.00000000 ~~911~~884.~~13136753~~30735754 A-LR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-UR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 15-B-1 0.~~00381982~~01389189 0.00000000 5.~~15145946~~11654054 0.00000000 ~~984~~979.~~62731532~~41594595 15-B-2 0.~~00382671~~01389892 0.00000000 5.~~15144404~~11653430 0.00000000 ~~984~~979.~~62732852~~41595668 15-B-3 0.~~00384615~~01389423 0.00000000 5.~~15144231~~11653846 0.00000000 ~~984~~979.~~62730769~~41596154 3015-B-14 0.~~00315339~~01388489 0.00000000 5.~~40060183~~11654676 0.00000000 ~~996~~979.~~40811789~~41597122 3015-B-25 0.~~00314775~~01391304 0.00000000 5.~~40059957~~11652174 0.00000000 ~~996~~979.~~40811563~~41594203 3015-B-36 0.~~00315714~~01389339 0.00000000 5.~~40060000~~11656450 0.00000000 ~~996~~979.~~40811429~~41593462 HY30-B-1 0.~~00244151~~00000000 0.00000000 45.~~18186729~~39721064 0.00000000 995.~~81877074~~18597656 HY30-B-2 0.~~00244306~~00000000 0.00000000 45.~~18186335~~39720557 0.00000000 995.~~81877847~~18597430 HY30-B-3 0.~~00243094~~00000000 0.00000000 45.~~18187845~~39721429 0.00000000 995.~~81878453~~18597143 15HY-B-41 0.~~00381295~~00000000 0.00000000 54.~~15143885~~18161208 0.00000000 ~~984~~994.~~62733813~~41701829 15HY-B-52 0.~~00376812~~00000000 0.00000000 54.~~15144928~~18161491 0.00000000 ~~984~~994.~~62724638~~41701863 15HY-B-63 0.~~00379562~~00000000 0.00000000 54.~~15144121~~18160221 0.00000000 ~~984~~994.~~62731795~~41701657 C-B-4 0.~~00301020~~00000000 0.00000000 5.~~15170068~~14930272 0.00000000 ~~996~~995.~~28722789~~02828231 C-B-5 0.~~00299320~~00000000 0.00000000 5.~~15170068~~14928571 0.00000000 ~~996~~995.~~28721088~~02829932 C-B-6 0.~~00301060~~00000000 0.00000000 5.~~15170529~~14932402 0.00000000 ~~996~~995.~~29280648~~03762260 (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 A-X-1 6.50000% ~~199,133.51~~ 191,984.94 184,010.56 0.00 0.00 8986.~~97667453~~23935954% A-X-2 6.50000% 19,~~926~~126,~~771~~804.9901 1918,~~126~~094,~~804~~255.0103 0.00 0.00 8782.~~38324803~~66591608%

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 2934,~~300~~460,~~685~~526.7630 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) ~~179~~126,~~269~~088.6994 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 2934,~~479~~586,~~955~~615.4524 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee ~~145~~139,~~234~~477.7195 Payment of Interest and Principal 2934,~~334~~447,~~720~~137.7429 Total Withdrawals (Pool Distribution Amount) 2934,~~479~~586,~~955~~615.4524 Ending Balance 0.00

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 21,~~004~~764.4118 Servicing Fee Support 0.00 Non-Supported Prepayment/Curtailment Interest Shortfall 21,~~004~~764.4118

SERVICING FEES Gross Servicing Fee ~~145~~139,~~122~~365.0644 LPMI 112.6551 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~145~~139,~~234~~477.7195

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 12 0 0 12 ~~354~~717,~~085~~276.0059 0.00 0.00 ~~354~~717,~~085~~276.0059 30 Days 4328 0 0 0 4328 1912,~~028~~358,~~560~~536.4746 0.00 0.00 0.00 1912,~~028~~358,~~560~~536.4746 60 Days 104 0 0 0 10 4 1,~~431~~740,~~173~~260.1925 0.00 0.00 0.00 41,~~431~~740,~~173~~260.1925 90 Days 03 0 0 0 03 01,421,820.0044 0.00 0.00 0.00 01,421,820.0044 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 20 0 0 0 20 ~~1,354,407~~0.8200 0.00 0.00 0.00 ~~1,354,407~~0.8200 180+ Days 01 0 01 0 02 0666,880.0001 0.00 0687,527.0081 0.00 01,354,407.0082 Totals 5536 2 1 0 039 ~~56 24~~16,~~814~~187,~~141~~497.4816 ~~354~~717,~~085~~276.0059 0687,527.0081 0.00 2517,~~168~~592,~~226~~301.4856 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.~~065789~~137552% 0.000000% 0.000000% 0.~~065789~~137552% 0.~~055597~~118418% 0.000000% 0.000000% 0.~~055597~~118418% 30 Days 21.~~828947~~925722% 0.000000% 0.000000% 0.000000% 21.~~828947~~925722% 2.~~987782~~040311% 0.000000% 0.000000% 0.000000% 2.~~987782~~040311% 60 Days 0.~~657895~~275103% 0.000000% 0.000000% 0.000000% 0.~~657895~~275103% 0.~~695764~~287305% 0.000000% 0.000000% 0.000000% 0.~~695764~~287305% 90 Days 0.~~000000~~206327% 0.000000% 0.000000% 0.000000% 0.~~000000~~206327% 0.~~000000~~234733% 0.000000% 0.000000% 0.000000% 0.~~000000~~234733% 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.~~131579~~000000% 0.000000% 0.000000% 0.000000% 0.~~131579~~000000% 0.~~212663~~000000% 0.000000% 0.000000% 0.000000% 0.~~212663~~000000% 180+ Days 0.~~000000~~068776% 0.000000% 0.~~000000~~068776% 0.000000% 0.~~000000~~137552% 0.~~000000~~110097% 0.000000% 0.~~000000~~113506% 0.000000% 0.~~000000~~223604% Totals 32.~~618421~~475928% 0.~~065789~~137552% 0.~~000000~~068776% 0.000000% 32.~~684211~~682256% 32.~~896209~~672447% 0.~~055597~~118418% 0.~~000000~~113506% 0.000000% 32.~~951805~~904371%

Delinquency Status By Groups

~~Delinquency Status By Groups~~ DELINQUENT BANKRUPTCY FORECLOSURE REO Total 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 01 0 0 01 0363,532.0020 0.00 0.00 0363,532.0020 30 Days 14 0 0 0 14 ~~552~~1,~~144~~819,697.9479 0.00 0.00 0.00 ~~552~~1,~~144~~819,697.9479 60 Days 21 0 0 0 21 ~~866~~337,~~754~~184.9513 0.00 0.00 0.00 ~~866~~337,~~754~~184.9513 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 10 0 0 0 10 ~~687,527~~0.8100 0.00 0.00 0.00 ~~687,527~~0.8100 180 Days 0 0 01 0 01 0.00 0.00 0687,527.0081 0.00 0687,527.0081 Totals 45 01 01 0 47 2,~~106~~156,~~427~~881.7092 0363,532.0020 0687,527.0081 0.00 23,~~106~~207,~~427~~941.7093 0-29 Days 0.~~000000~~318471% 0.000000% 0.000000% 0.~~000000~~318471% 0.~~000000~~302676% 0.000000% 0.000000% 0.~~000000~~302676% 30 Days 01.~~309598~~273885% 0.000000% 0.000000% 0.000000% 01.~~309598~~273885% 01.~~440563~~515074% 0.000000% 0.000000% 0.000000% 01.~~440563~~515074% 60 Days 0.~~619195~~318471% 0.000000% 0.000000% 0.000000% 0.~~619195~~318471% 0.~~691593~~280738% 0.000000% 0.000000% 0.000000% 0.~~691593~~280738% 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.~~309598~~000000% 0.000000% 0.000000% 0.000000% 0.~~309598~~000000% 0.~~548586~~000000% 0.000000% 0.000000% 0.000000% 0.~~548586~~000000% 180 Days 0.000000% 0.000000% 0.~~000000~~318471% 0.000000% 0.~~000000~~318471% 0.000000% 0.000000% 0.~~000000~~572433% 0.000000% 0.~~000000~~572433% Totals 1.~~238390~~592357% 0.~~000000~~318471% 0.~~000000~~318471% 0.000000% 12.~~238390~~229299% 1.~~680742~~795813% 0.~~000000~~302676% 0.~~000000~~572433% 0.000000% 12.~~680742~~670922% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 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 1 0 0 1 ~~354~~353,~~085~~744.0039 0.00 0.00 ~~354~~353,~~085~~744.0039 30 Days 3923 0 0 0 3923 1610,~~623~~070,~~454~~173.3766 0.00 0.00 0.00 1610,~~623~~070,~~454~~173.3766 60 Days 83 0 0 0 8 3 1,~~564~~403,~~418~~076.2412 0.00 0.00 0.00 31,~~564~~403,~~418~~076.2412 90 Days 03 0 0 0 03 01,421,820.0044 0.00 0.00 0.00 01,421,820.0044 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 10 0 0 0 10 ~~666,880~~0.0100 0.00 0.00 0.00 ~~666,880~~0.0100 180 Days 01 0 0 0 01 0666,880.0001 0.00 0.00 0.00 0666,880.0001 Totals 4830 1 0 0 4931 2013,~~854~~561,~~752~~950.6223 ~~354~~353,~~085~~744.0039 0.00 0.00 2113,~~208~~915,~~837~~694.62 0-29 Days 0.~~102041~~106496% 0.000000% 0.000000% 0.~~102041~~106496% 0.~~086314~~090325% 0.000000% 0.000000% 0.~~086314~~090325% 30 Days 32.~~979592~~449414% 0.000000% 0.000000% 0.000000% 32.~~979592~~449414% 42.~~052250~~571307% 0.000000% 0.000000% 0.000000% 42.~~052250~~571307% 60 Days 0.~~816327~~319489% 0.000000% 0.000000% 0.000000% 0.~~816327~~319489% 0.~~868888~~358260% 0.000000% 0.000000% 0.000000% 0.~~868888~~358260% 90 Days 0.~~000000~~319489% 0.000000% 0.000000% 0.000000% 0.~~000000~~319489% 0.~~000000~~363046% 0.000000% 0.000000% 0.000000% 0.~~000000~~363046% 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.~~102041~~000000% 0.000000% 0.000000% 0.000000% 0.~~102041~~000000% 0.~~162563~~000000% 0.000000% 0.000000% 0.000000% 0.~~162563~~000000% 180 Days 0.~~000000~~106496% 0.000000% 0.000000% 0.000000% 0.~~000000~~106496% 0.~~000000~~170280% 0.000000% 0.000000% 0.000000% 0.~~000000~~170280% Totals 43.~~897959~~194888% 0.~~102041~~106496% 0.000000% 0.000000% 53.~~000000~~301384% 53.~~083701~~462893% 0.~~086314~~090325% 0.000000% 0.000000% 53.~~170015~~553218% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 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 01 0 0 0 01 0468,665.0001 0.00 0.00 0.00 0468,665.0001 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 01 0 0 0 01 0468,665.0001 0.00 0.00 0.00 0468,665.0001 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 01.~~000000~~515152% 0.000000% 0.000000% 0.000000% 01.~~000000~~515152% 01.~~000000~~489478% 0.000000% 0.000000% 0.000000% 01.~~000000~~489478% 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 01.~~000000~~515152% 0.000000% 0.000000% 0.000000% 01.~~000000~~515152% 01.~~000000~~489478% 0.000000% 0.000000% 0.000000% 01.~~000000~~489478% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 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 30 0 0 0 30 ~~1,852,961~~0.1600 0.00 0.00 0.00 ~~1,852,961~~0.1600 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 30 0 0 0 30 ~~1,852,961~~0.1600 0.00 0.00 0.00 ~~1,852,961~~0.1600 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 20.~~054795~~000000% 0.000000% 0.000000% 0.000000% 20.~~054795~~000000% 20.~~756577~~000000% 0.000000% 0.000000% 0.000000% 20.~~756577~~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 20.~~054795~~000000% 0.000000% 0.000000% 0.000000% 20.~~054795~~000000% 20.~~756577~~000000% 0.000000% 0.000000% 0.000000% 20.~~756577~~000000%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance ~~179~~126,~~269~~088.6994

COLLATERAL STATEMENT Collateral Description Mixed Fixed & Arm Weighted Average Gross Coupon 6.~~642846~~643834% Weighted Average Pass-Through Rate 6.~~379422~~380577% Weighted Average Maturity(Stepdown Calculation ) ~~284~~283 Beginning Scheduled Collateral Loan Count 1,~~580~~520 Number Of Loans Paid In Full 6066 Ending Scheduled Collateral Loan Count 1,~~520~~454 Beginning Scheduled Collateral Balance ~~661~~635,~~600~~781,~~588~~054.9661 Ending Scheduled Collateral Balance ~~635~~604,~~781~~712,~~054~~694.6198 Ending Actual Collateral Balance at 3031-~~Nov~~Dec-2004 ~~636~~605,~~879~~718,~~188~~224.4869 Monthly P &I Constant 54,~~006~~826,~~613~~605.7720 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 2934,~~068~~231,~~210~~723.2398 Class AP Deferred Amount 0.00 Scheduled Principal 1,~~344~~306,~~188~~585.1141 Unscheduled Principal 2429,~~475~~761,~~346~~774.2422

Group Level Collateral Statement Group 1 2 3 Collateral Description Fixed 15 Year Fixed 30 Year Ratio Strip Mixed ARM Weighted Average Coupon Rate 6.~~509762~~512454 6.~~991658~~991684 5.~~043006~~022816 Weighted Average Net Rate 6.~~259961~~262650 6.~~745980~~746054 4.~~672189~~652198 Weighted Average Maturity ~~143~~142 ~~314~~313 ~~331~~330 Beginning Loan Count ~~335~~323 ~~1,019~~980 7571 Loans Paid In Full 129 3941 45 Ending Loan Count ~~323~~314 ~~980~~939 7166 Beginning Scheduled Balance ~~129~~124,~~436~~790,~~781~~211.3843 ~~426~~409,~~862~~784,~~242~~990.5517 3534,~~734~~062,~~055~~087.7064 Ending scheduled Balance ~~124~~119,~~790~~606,~~211~~863.4357 ~~409~~391,~~784~~236,~~990~~732.1703 3431,~~062~~426,~~087~~771.6407 Record Date 1112/3031/2004 1112/3031/2004 1112/3031/2004 Principal And Interest Constant 1,~~381~~337,~~344~~723.1652 32,~~005~~891,~~069~~250.5932 ~~200~~191,~~507~~054.4177 Scheduled Principal ~~679~~660,~~175~~481.3245 ~~518~~503,~~007~~677.2354 5048,~~334~~481.8578 Unscheduled Principal 34,~~967~~522,~~394~~866.6341 1618,~~559~~044,~~245~~580.1560 12,~~621~~586,~~633~~834.2179 Scheduled Interest ~~702~~677,~~168~~242.8407 2,~~487~~387,~~062~~572.3678 ~~150~~142,~~172~~572.5699 Servicing Fees 2625,~~944~~977.5457 8783,~~392~~879.3160 1110,~~042~~520.3501 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 0.00 112.6551 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 ~~675~~651,~~224~~264.3050 2,~~399~~303,~~557~~580.4067 ~~139~~132,~~130~~052.2198 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 0.0000 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 6.~~259961~~262650 6.~~745663~~745725 4.~~672189~~652198

Group Level Collateral Statement Group 4 Total Collateral Description Mixed ARM Mixed Fixed & Arm Weighted Average Coupon Rate 5.~~571944~~587389 6.~~642846~~643834 Weighted Average Net Rate 5.~~231391~~248029 6.~~379626~~380577 Weighted Average Maturity ~~330~~329 ~~284~~283 Beginning Loan Count ~~151~~146 1,~~580~~520 Loans Paid In Full 511 6066 Ending Loan Count ~~146~~135 1,~~520~~454 Beginning Scheduled Balance 6967,~~567~~143,~~509~~765.3337 ~~661~~635,~~600~~781,~~588~~054.9661 Ending scheduled Balance 6762,~~143~~442,~~765~~328.3731 ~~635~~604,~~781~~712,~~054~~694.6198 Record Date 1112/3031/2004 1112/3031/2004 Principal And Interest Constant ~~419~~406,~~692~~576.6159 54,~~006~~826,~~613~~605.7720 Scheduled Principal 9693,~~670~~944.7164 1,~~344~~306,~~188~~585.1141 Unscheduled Principal 24,~~327~~607,~~073~~492.2542 2429,~~475~~761,~~346~~774.2422 Scheduled Interest ~~323~~312,~~021~~631.9095 3,~~662~~520,~~425~~019.6679 Servicing Fees 1918,~~742~~988.8626 ~~145~~139,~~122~~365.0644 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 0.00 112.6551 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 ~~303~~293,~~279~~643.0469 3,~~517~~380,~~190~~541.9584 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.~~231391~~248029 6.~~379422~~380577

Miscellaneous Reporting Group 1 Senior % 98.~~938856~~905120% Senior Prepayment % 100.000000% Subordinate % 1.~~061144~~094880% Group 2 Senior % 97.~~246885~~135672% Senior Prepayment % 100.000000% Subordinate % 2.~~753115~~864328% Group 3 Senior % 96.~~753075~~598495% Senior Prepayment % 100.000000% Subordinate % 3.~~246925~~401505%

Miscellaneous Reporting Group 4 Senior % 96.~~913759~~806796% Senior Prepayment % 100.000000% Subordinate % 3.~~086241~~193204%

Group

Filing Compare · MASTR Seasoned Securitization Trust 2004-1