8-K 1 mam04002_nov.txt NOVEMBER 8K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 26, 2004 MASTR ADJUSTABLE RATE MORTGAGES TRUST Mortgage Pass-Through Certificates, Series 2004-2 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-106982-17 54-2144769 Pooling and Servicing Agreement) (Commission 54-2144770 (State or other File Number) IRS EIN jurisdiction of Incorporation) c/o Wells Fargo Bank, N.A., 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 (Former name or former address, if changed since last report) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): [ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act(17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act(17 CFR 240.13e-4(c)) ITEM 8.01 Other Events On November 26, 2004 a distribution was made to holders of MASTR ADJUSTABLE RATE MORTGAGES TRUST, Mortgage Pass-Through Certificates, Series 2004-2 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 2004-2 Trust, relating to the November 26, 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 ADJUSTABLE RATE MORTGAGES TRUST Mortgage Pass-Through Certificates, Series 2004-2 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: 12/3/2004 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2004-2 Trust, relating to the November 26, 2004 distribution. EX-99.1

Mortgage Asset Securitization Transactions, Inc Mortgage Pass-Through Certificates Record Date: 710/31/2004 Distribution Date: 811/2526/2004 MARM Series: 2004-2 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-A1 576433KB1 SEN 3.~~88018~~91003% 1211,~~047~~186,~~732~~849.6103 3836,~~956~~450.1275 ~~370~~331,~~451~~097.5572 1-A2 576433KC9 SEN 3.~~73018~~76003% 1716,~~428~~183,~~765~~374.7974 5450,~~177~~708.0029 ~~535~~478,~~911~~980.0714 2-A1 576433KD7 SEN 4.~~13328~~07849% 3631,~~712~~926,~~089~~132.4323 ~~126~~108,~~451~~508.1967 3459,~~171,731~~451.1227 3-A1 576433KE5 SEN 12.~~84000~~32250% ~~153~~130,~~679~~966,~~108~~008.8150 ~~235~~270,~~641~~372.3106 107,~~774~~419,~~293~~915.8071 M-1 576433KF2 SUB 2.~~05000~~53250% 7,178,000.00 1216,~~262~~158.4248 0.00 M-2 576433KG0 SUB 23.~~55000~~03250% 6,461,000.00 1317,~~729~~415.6399 0.00 M-3 576433KA3 SUB 3.~~20000~~68250% 4,163,000.00 1113,~~101~~626.3389 0.00 B 576433KH8 SUB 4.~~20000~~68250% 2,297,781.00 89,~~042~~563.2388 0.00 X 576433KJ4 SEN 0.00000% 0.00 ~~661~~490,~~393~~472.8313 0.00 R-1 576433KK1 SEN 0.00000% 0.00 0.00 0.00 LR 576433KL9 SEN 0.00000% 0.00 0.00 0.00 Totals ~~239~~210,~~967~~362,~~477~~145.6450 1,~~161~~013,~~755~~277.06 14 8,~~852~~689,~~387~~444.5484

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses 1-A1 0.00 1110,~~677~~855,~~281~~751.0631 ~~409~~367,~~407~~548.6747 0.00 1-A2 0.00 1615,~~892~~704,~~854~~394.7260 ~~590~~529,~~088~~688.0743 0.00 2-A1 0.00 3331,~~540~~466,~~358~~680.3196 3567,~~298,182~~959.3194 0.00 3-A1 0.00 ~~142~~123,~~904~~546,~~815~~092.0179 117,~~009~~690,~~935~~287.1177 0.00 M-1 0.00 7,178,000.00 1216,~~262~~158.4248 0.00 M-2 0.00 6,461,000.00 1317,~~729~~415.6399 0.00 M-3 0.00 4,163,000.00 1113,~~101~~626.3389 0.00 B 0.00 2,297,781.00 89,~~042~~563.2388 0.00 X 0.00 0.00 ~~661~~490,~~393~~472.8313 0.00 R-1 0.00 0.00 0.00 0.00 LR 0.00 0.00 0.00 0.00 Totals 0.00 ~~225~~201,~~115~~672,~~090~~700.1066 169,~~014~~702,~~142~~721.6098 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-A1 14,253,000.00 1211,~~047~~186,~~732~~849.6103 0.00 ~~370~~331,~~451~~097.5572 0.00 0.00 1-A2 20,619,000.00 1716,~~428~~183,~~765~~374.7974 0.00 ~~535~~478,~~911~~980.0714 0.00 0.00 2-A1 47,222,000.00 3631,~~712~~926,~~089~~132.4323 0.00 3459,~~171,731~~451.1227 0.00 0.00 3-A1 184,943,000.00 ~~153~~130,~~679~~966,~~108~~008.8150 0.00 107,~~774~~419,~~293~~915.8071 0.00 0.00 M-1 7,178,000.00 7,178,000.00 0.00 0.00 0.00 0.00 M-2 6,461,000.00 6,461,000.00 0.00 0.00 0.00 0.00 M-3 4,163,000.00 4,163,000.00 0.00 0.00 0.00 0.00 B 2,297,781.00 2,297,781.00 0.00 0.00 0.00 0.00 R-1 0.00 0.00 0.00 0.00 0.00 0.00 LR 0.00 0.00 0.00 0.00 0.00 0.00 Totals 287,136,781.00 ~~239~~210,~~967~~362,~~477~~145.6450 0.00 148,~~852~~689,~~387~~444.5484 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-A1 ~~370~~331,~~451~~097.5572 1110,~~677~~855,~~281~~751.0631 0.~~81928584~~76164676 ~~370~~331,~~451~~097.5572 1-A2 ~~535~~478,~~911~~980.0714 1615,~~892~~704,~~854~~394.7260 0.~~81928584~~76164676 ~~535~~478,~~911~~980.0714 2-A1 3459,~~171,731~~451.1227 3331,~~540~~466,~~358~~680.3196 0.~~71026975~~66635638 3459,~~171,731~~451.1227 3-A1 107,~~774~~419,~~293~~915.8071 ~~142~~123,~~904~~546,~~815~~092.0179 0.~~77269653~~66802254 107,~~774~~419,~~293~~915.8071 M-1 0.00 7,178,000.00 1.00000000 0.00 M-2 0.00 6,461,000.00 1.00000000 0.00 M-3 0.00 4,163,000.00 1.00000000 0.00 B 0.00 2,297,781.00 1.00000000 0.00 R-1 0.00 0.00 0.00000000 0.00 LR 0.00 0.00 0.00000000 0.00 Totals 148,~~852~~689,~~387~~444.5484 ~~225~~201,~~115~~672,~~090~~700.1066 0.~~78399949~~70235760 148,~~852~~689,~~387~~444.5484

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion 1-A1 14,253,000.00 ~~845~~784.~~27696695~~87679997 0.00000000 2523.~~99112818~~23003719 0.00000000 1-A2 20,619,000.00 ~~845~~784.~~27696736~~87680004 0.00000000 2523.~~99112809~~23003734 0.00000000 2-A1 47,222,000.00 ~~777~~676.~~43614057~~08598175 0.00000000 679.~~16638685~~72960209 0.00000000 3-A1 184,943,000.00 ~~830~~708.~~95390910~~14255473 0.00000000 5840.~~25737552~~12001379 0.00000000 M-1 7,178,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-2 6,461,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-3 4,163,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 B 2,297,781.00 1000.00000000 0.00000000 0.00000000 0.00000000 X 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R-1 0.00 0.00000000 0.00000000 0.00000000 0.00000000 LR 0.00 0.00000000 0.00000000 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-A1 0.00000000 2523.~~99112818~~23003719 ~~819~~761.~~28583877~~64676279 0.~~81928584~~76164676 2523.~~99112818~~23003719 1-A2 0.00000000 2523.~~99112809~~23003734 ~~819~~761.~~28583927~~64676269 0.~~81928584~~76164676 2523.~~99112809~~23003734 2-A1 0.00000000 679.~~16638685~~72960209 ~~710~~666.~~26975372~~35637965 0.~~71026975~~66635638 679.~~16638685~~72960209 3-A1 0.00000000 5840.~~25737552~~12001379 ~~772~~668.~~69653358~~02254095 0.~~77269653~~66802254 5840.~~25737552~~12001379 M-1 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-3 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 B 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 X 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 LR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (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-A1 14,253,000.00 3.~~88018~~91003% 1211,~~047~~186,~~732~~849.6103 3836,~~956~~450.1275 0.00 0.00 1-A2 20,619,000.00 3.~~73018~~76003% 1716,~~428~~183,~~765~~374.7974 5450,~~177~~708.0029 0.00 0.00 2-A1 47,222,000.00 4.~~13328~~07849% 3631,~~712~~926,~~089~~132.4323 ~~126~~108,~~451~~508.1866 0.00 0.00 3-A1 184,943,000.00 12.~~84000~~32250% ~~153~~130,~~679~~966,~~108~~008.8150 ~~235~~270,~~641~~372.3005 0.00 0.00 M-1 7,178,000.00 2.~~05000~~53250% 7,178,000.00 1216,~~262~~158.4248 0.00 0.00 M-2 6,461,000.00 23.~~55000~~03250% 6,461,000.00 1317,~~729~~415.6298 0.00 0.00 M-3 4,163,000.00 3.~~20000~~68250% 4,163,000.00 1113,~~101~~626.3389 0.00 0.00 B 2,297,781.00 4.~~20000~~68250% 2,297,781.00 89,~~042~~563.2388 0.00 0.00 X 0.00 0.00000% ~~242~~212,~~121~~515,~~003~~671.5137 0.00 0.00 0.00 R-1 0.00 0.00000% 0.00 0.00 0.00 0.00 LR 0.00 0.00000% 0.00 0.00 0.00 0.00 Totals 287,136,781.00 ~~500~~522,~~361~~804.2098 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-A1 0.00 0.00 3836,~~956~~450.1275 0.00 1110,~~677~~855,~~281~~751.0631 1-A2 0.00 0.00 5450,~~177~~708.0029 0.00 1615,~~892~~704,~~854~~394.7260 2-A1 (0.0001) 0.00 ~~126~~108,~~451~~508.1967 0.00 3331,~~540~~466,~~358~~680.3196 3-A1 (0.01) 0.00 ~~235~~270,~~641~~372.3106 0.00 ~~142~~123,~~904~~546,~~815~~092.0179 M-1 0.00 0.00 1216,~~262~~158.4248 0.00 7,178,000.00 M-2 0.00 0.00 1317,~~729~~415.6399 0.00 6,461,000.00 M-3 0.00 0.00 1113,~~101~~626.3389 0.00 4,163,000.00 B 0.00 0.00 89,~~042~~563.2388 0.00 2,297,781.00 X 0.00 0.00 ~~661~~490,~~393~~472.8313 0.00 ~~227~~203,~~268~~826,~~615~~226.9753 R-1 0.00 0.00 0.00 0.00 0.00 LR 0.00 0.00 0.00 0.00 0.00 Totals (0.0102) 0.00 1,~~161~~013,~~755~~277.0614 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-A1 14,253,000.00 3.~~88018~~91003% ~~845~~784.~~27696695~~87679997 2.~~73318740~~55740897 0.00000000 0.00000000 1-A2 20,619,000.00 3.~~73018~~76003% ~~845~~784.~~27696736~~87680004 2.~~62752801~~45929919 0.00000000 0.00000000 2-A1 47,222,000.00 4.~~13328~~07849% ~~777~~676.~~43614057~~08598175 2.~~67780230~~29784126 0.00000000 0.00000000 3-A1 184,943,000.00 12.~~84000~~32250% ~~830~~708.~~95390910~~14255473 1.~~27412933~~46192097 0.00000000 0.00000000 M-1 7,178,000.00 2.~~05000~~53250% 1000.00000000 12.~~70833380~~25111173 0.00000000 0.00000000 M-2 6,461,000.00 23.~~55000~~03250% 1000.00000000 2.~~12499923~~69555487 0.00000000 0.00000000 M-3 4,163,000.00 3.~~20000~~68250% 1000.00000000 23.~~66666587~~27333413 0.00000000 0.00000000 B 2,297,781.00 4.~~20000~~68250% 1000.00000000 34.~~49999848~~16222434 0.00000000 0.00000000 X 0.00 0.00000% ~~843~~740.~~22531630~~11998798 0.00000000 0.00000000 0.00000000 R-1 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 LR 0.00 0.00000% 0.00000000 0.00000000 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-A1 0.00000000 0.00000000 2.~~73318740~~55740897 0.00000000 ~~819~~761.~~28583877~~64676279 1-A2 0.00000000 0.00000000 2.~~62752801~~45929919 0.00000000 ~~819~~761.~~28583927~~64676269 2-A1 (0.~~00000000~~00000021) 0.00000000 2.~~67780251~~29784147 0.00000000 ~~710~~666.~~26975372~~35637965 3-A1 (0.00000005) 0.00000000 1.~~27412938~~46192102 0.00000000 ~~772~~668.~~69653358~~02254095 M-1 0.00000000 0.00000000 12.~~70833380~~25111173 0.00000000 1000.00000000 M-2 0.00000000 0.00000000 2.~~12500077~~69555642 0.00000000 1000.00000000 M-3 0.00000000 0.00000000 23.~~66666587~~27333413 0.00000000 1000.00000000 B 0.00000000 0.00000000 34.~~49999848~~16222434 0.00000000 1000.00000000 X 0.00000000 0.00000000 21.~~30341033~~70814804 0.00000000 ~~791~~709.~~49948913~~85759948 R-1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 LR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (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 169,~~029~~710,~~420~~838.4143 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 4645,~~379~~884.1727 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 169,~~075~~756,~~799~~722.5870 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee 6154,~~656~~000.9872 Payment of Interest and Principal 169,~~014~~702,~~142~~721.6098 Total Withdrawals (Pool Distribution Amount) 169,~~075~~756,~~799~~722.5870 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee 6053,~~931~~397.1727 Miscellaneous Fee ~~725~~603.8145 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee 6154,~~656~~000.9872

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 1920 0 0 0 1920 6,~~998~~646,~~119~~192.1371 0.00 0.00 0.00 6,~~998~~646,~~119~~192.1371 60 Days 104 0 10 0 114 1694,~~902,488~~927.0967 0.00 ~~99,792~~0.1800 0.00 2694,~~002,280~~927.2767 90 Days 1 0 0 1 0 1 ~~114,999.97~~ 0.00 0.00 392,331.57 0.00 ~~114~~392,~~999~~331.9757 120 Days 0 01 0 0 01 0.00 0142,483.0098 0.00 0.00 0142,483.0098 150 Days 01 0 02 0 03 099,792.0018 0.00 0289,176.0046 0.00 0388,968.0064 180+ Days 0 0 0 01 01 0.00 0.00 0.00 0114,999.0097 0114,999.0097 Totals 3025 0 1 03 311 930 7,~~015~~440,~~607~~912.1956 0142,483.0098 99681,~~792~~508.1803 0114,999.0097 98,~~115~~379,~~399~~904.3754 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 2.~~457956~~881844% 0.000000% 0.000000% 0.000000% 2.~~457956~~881844% 3.~~078321~~259661% 0.000000% 0.000000% 0.000000% 3.~~078321~~259661% 60 Days 10.~~293661~~576369% 0.000000% 0.~~129366~~000000% 0.000000% 10.~~423027~~576369% 0.~~836863~~340831% 0.000000% 0.~~043896~~000000% 0.000000% 0.~~880760~~340831% 90 Days 0.~~129366~~000000% 0.000000% 0.~~000000~~144092% 0.000000% 0.~~129366~~144092% 0.~~050586~~000000% 0.000000% 0.~~000000~~192421% 0.000000% 0.~~050586~~192421% 120 Days 0.000000% 0.~~000000~~144092% 0.000000% 0.000000% 0.~~000000~~144092% 0.000000% 0.~~000000~~069882% 0.000000% 0.000000% 0.~~000000~~069882% 150 Days 0.~~000000~~144092% 0.000000% 0.~~000000~~288184% 0.000000% 0.~~000000~~432277% 0.~~000000~~048944% 0.000000% 0.~~000000~~141828% 0.000000% 0.~~000000~~190772% 180+ Days 0.000000% 0.000000% 0.000000% 0.~~000000~~144092% 0.~~000000~~144092% 0.000000% 0.000000% 0.000000% 0.~~000000~~056402% 0.~~000000~~056402% Totals 3.~~880983~~602305% 0.~~000000~~144092% 0.~~129366~~432277% 0.~~000000~~144092% 4.~~010349~~322767% 3.~~965770~~649436% 0.~~000000~~069882% 0.~~043896~~334249% 0.~~000000~~056402% 4.~~009666~~109970%

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 1 0 0 0 1 ~~154~~994,~~766~~499.4398 0.00 0.00 0.00 ~~154~~994,~~766~~499.4398 60 Days 10 0 0 0 10 ~~164,869~~0.9600 0.00 0.00 0.00 ~~164,869~~0.9600 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 21 0 0 0 21 ~~319~~994,~~636~~499.3998 0.00 0.00 0.00 ~~319~~994,~~636~~499.3998 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.~~111111~~204819% 0.000000% 0.000000% 0.000000% 1.~~111111~~204819% 03.~~490391~~365575% 0.000000% 0.000000% 0.000000% 03.~~490391~~365575% 60 Days 10.~~111111~~000000% 0.000000% 0.000000% 0.000000% 10.~~111111~~000000% 0.~~522405~~000000% 0.000000% 0.000000% 0.000000% 0.~~522405~~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 21.~~222222~~204819% 0.000000% 0.000000% 0.000000% 21.~~222222~~204819% 13.~~012796~~365575% 0.000000% 0.000000% 0.000000% 13.~~012796~~365575% 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 1 0 0 0 1 ~~388~~214,~~000~~755.0043 0.00 0.00 0.00 ~~388~~214,~~000~~755.0043 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 1 0 0 0 1 ~~388~~214,~~000~~755.0043 0.00 0.00 0.00 ~~388~~214,~~000~~755.0043 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.~~826446~~892857% 0.000000% 0.000000% 0.000000% 0.~~826446~~892857% 10.~~027806~~601943% 0.000000% 0.000000% 0.000000% 10.~~027806~~601943% 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.~~826446~~892857% 0.000000% 0.000000% 0.000000% 0.~~826446~~892857% 10.~~027806~~601943% 0.000000% 0.000000% 0.000000% 10.~~027806~~601943% 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 1718 0 0 0 1718 65,~~455~~436,~~352~~937.7030 0.00 0.00 0.00 65,~~455~~436,~~352~~937.7030 60 Days 94 0 10 0 104 1694,~~737,618~~927.1367 0.00 ~~99,792~~0.1800 0.00 1694,~~837,410~~927.3167 90 Days 1 0 0 1 0 1 ~~114,999.97~~ 0.00 0.00 392,331.57 0.00 ~~114~~392,~~999~~331.9757 120 Days 0 01 0 0 01 0.00 0142,483.0098 0.00 0.00 0142,483.0098 150 Days 01 0 02 0 03 099,792.0018 0.00 0289,176.0046 0.00 0388,968.0064 180 Days 0 0 0 01 01 0.00 0.00 0.00 0114,999.0097 0114,999.0097 Totals 2723 0 1 03 1 28 86,~~307~~231,~~970~~657.8015 0142,483.0098 99681,~~792~~508.1803 0114,999.0097 87,~~407~~170,~~762~~649.9813 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 3.~~024911~~607214% 0.000000% 0.000000% 0.000000% 3.~~024911~~607214% 43.~~085007~~920891% 0.000000% 0.000000% 0.000000% 43.~~085007~~920891% 60 Days 10.~~601423~~801603% 0.000000% 0.~~177936~~000000% 0.000000% 10.~~779359~~801603% 10.~~099581~~501153% 0.000000% 0.~~063149~~000000% 0.000000% 10.~~162730~~501153% 90 Days 0.~~177936~~000000% 0.000000% 0.~~000000~~200401% 0.000000% 0.~~177936~~200401% 0.~~072773~~000000% 0.000000% 0.~~000000~~282933% 0.000000% 0.~~072773~~282933% 120 Days 0.000000% 0.~~000000~~200401% 0.000000% 0.000000% 0.~~000000~~200401% 0.000000% 0.~~000000~~102753% 0.000000% 0.000000% 0.~~000000~~102753% 150 Days 0.~~000000~~200401% 0.000000% 0.~~000000~~400802% 0.000000% 0.~~000000~~601202% 0.~~000000~~071966% 0.000000% 0.~~000000~~208542% 0.000000% 0.~~000000~~280508% 180 Days 0.000000% 0.000000% 0.000000% 0.~~000000~~200401% 0.~~000000~~200401% 0.000000% 0.000000% 0.000000% 0.~~000000~~082933% 0.~~000000~~082933% Totals 4.~~804270~~609218% 0.~~000000~~200401% 0.~~177936~~601202% 0.~~000000~~200401% 45.~~982206~~611222% 54.~~257361~~494009% 0.~~000000~~102753% 0.~~063149~~491475% 0.~~000000~~082933% 5.~~320510~~171171%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 4645,~~379~~884.1727

COLLATERAL STATEMENT Collateral Description Mixed ARM Weighted Average Gross Coupon 6.~~064359~~031909% Weighted Average Net Coupon 5.~~762372~~730394% Weighted Average Pass-Through Rate 5.~~758774~~726987% Weighted Average Maturity(Stepdown Calculation ) ~~353~~350 Beginning Scheduled Collateral Loan Count ~~818~~720 Number Of Loans Paid In Full 4526 Ending Scheduled Collateral Loan Count ~~773~~694 Beginning Scheduled Collateral Balance ~~242~~212,~~121~~515,~~003~~671.5137 Ending Scheduled Collateral Balance ~~227~~203,~~268~~826,~~615~~226.9753 Ending Actual Collateral Balance at 31-~~Jul~~Oct-2004 ~~227~~203,~~335~~892,~~601~~115.7982 Monthly P &I Constant 1,~~316~~145,~~327~~679.0908 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Ending Scheduled Balance for Premium Loans ~~227~~203,~~268~~826,~~615~~226.9753 Scheduled Principal 9277,~~736~~449.5867 Unscheduled Principal 148,~~759~~611,~~650~~995.9617 Required Overcollateralization Amount 0.00 Overcollateralized Increase Amount 0.00 Overcollateralized reduction Amount 0.00 Specified O/C Amount 2,153,525.86 Overcollateralized Amount 2,153,525.86 Overcollateralized Deficiency Amount 0.00 Base Overcollateralized Amount 0.00 Extra principal distribution Amount 0.00 Excess Cash Amount ~~661~~490,~~393~~472.8313

Group Level Collateral Statement Group Group 1 Group 2 Group 3 Collateral Description Mixed ARM Mixed ARM Mixed ARM Weighted Average Coupon Rate 5.~~150448~~171191 5.~~639181~~612595 6.~~343185~~314482 Weighted Average Net Rate 4.~~842229~~867556 5.~~330576~~307395 6.~~044001~~014319 Weighted Average Maturity ~~353~~350 ~~353~~350 ~~353~~350 Beginning Loan Count 9385 ~~129~~114 ~~596~~521 Loans Paid In Full 32 82 3422 Ending Loan Count 9083 ~~121~~112 ~~562~~499 Beginning Scheduled Balance 3230,~~454~~348,~~513~~239.9128 4036,~~908~~122,~~905~~948.5232 ~~168~~146,~~757~~044,~~584~~483.0877 Ending scheduled Balance 3129,~~548~~538,~~151~~161.2942 3735,~~737~~663,~~174~~497.4005 ~~157~~138,~~983~~624,~~290~~568.2806 Record Date 0710/31/2004 0710/31/2004 0710/31/2004 Principal And Interest Constant ~~155~~144,~~138~~696.6785 ~~212~~185,~~176~~671.1045 ~~949~~815,~~012~~310.3278 Scheduled Principal 1513,~~842~~916.6040 1916,~~932~~718.16 56 46,~~961~~814.8271 Unscheduled Principal ~~890~~796,~~520~~161.0246 3442,~~151,798~~732.9671 107,~~717~~373,~~331~~101.9800 Scheduled Interest ~~139~~130,~~296~~780.0745 ~~192~~168,~~243~~952.9489 ~~892~~768,~~050~~496.5007 Servicing Fees 87,~~335~~679.9000 109,~~520~~187.5825 4236,~~074~~531.6902 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 ~~122~~0.3600 0.00 603.45 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 ~~130~~123,~~837~~101.8145 ~~181~~159,~~723~~765.3664 ~~849~~731,~~372~~361.3660 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.~~837705~~867556 5.~~330576~~307395 6.~~039710~~009360

Group Level Collateral Statement Group Total Collateral Description Mixed ARM Weighted Average Coupon Rate 6.~~064359~~031909 Weighted Average Net Rate 5.~~762372~~730394 Weighted Average Maturity ~~353~~350 Beginning Loan Count ~~818~~720 Loans Paid In Full 4526 Ending Loan Count ~~773~~694 Beginning Scheduled Balance ~~242~~212,~~121~~515,~~003~~671.5137 Ending scheduled Balance ~~227~~203,~~268~~826,~~615~~226.9753 Record Date 0710/31/2004 Principal And Interest Constant 1,~~316~~145,~~327~~679.0908 Scheduled Principal 9277,~~736~~449.5867 Unscheduled Principal 148,~~759~~611,~~650~~995.9617 Scheduled Interest 1,~~223~~068,~~590~~229.5141 Servicing Fees 6053,~~931~~397.1727 Master Servicing Fees 0.00 Trustee Fee 0.00 FRY Amount 0.00 Special Hazard Fee 0.00 Other Fee ~~725~~603.8145 Pool Insurance Fee 0.00 Spread Fee 1 0.00 Spread Fee 2 0.00 Spread Fee 3 0.00 Net Interest 1,~~161~~014,~~933~~228.5369 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.~~758774~~726987

Filing Compare · MASTR ADJUSTABLE RATE MORTGAGES TRUST 2004-2