8-K 1 ahm04001_10505.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): May 25, 2005 AMERICAN HOME MORTGAGE INVESTMENT TRUST Mortgage-Backed Notes, Series 2004-1 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-112273-01 Pooling and Servicing Agreement) (Commission N/A (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 May 25, 2005 a distribution was made to holders of AMERICAN HOME MORTGAGE INVESTMENT TRUST, Mortgage-Backed Notes, 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-Backed Notes, Series 2004-1 Trust, relating to the May 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. AMERICAN HOME MORTGAGE INVESTMENT TRUST Mortgage-Backed Notes, Series 2004-1 Trust (Registrant) By: Wells Fargo Bank, N.A. as Indenture Trustee By: /s/ Beth Belfield as Officer By: Beth Belfield as Officer Date: 5/31/05 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage-Backed Notes, Series 2004-1 Trust, relating to the May 25, 2005 distribution. EX-99.1

AMERICAN HOME MORTGAGE INVESTMENT TRUST Mortgage-Backed Notes Record Date: 124/3129/~~2004~~05 Distribution Date: 15/25/~~2005~~05 AMERICAN HOME MORTGAGE INVESTMENT TRUST Mortgage-Backed Notes 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 I-A 02660TAE3 SEN 23.~~76750~~37000% ~~143~~108,~~065~~288,~~494~~319.2122 ~~318~~304,~~946~~109.6470 9,~~734~~092,~~839~~498.4269 I-M-1 02660TAF0 MEZ 3.~~01750~~62000% 97,~~593~~261,~~300~~306.7054 2321,~~319~~904.0594 ~~652~~609,~~772~~700.6529 I-M-2 02660TAG8 MEZ 34.~~66750~~27000% 86,~~341~~313,~~571~~855.8406 2422,~~644~~466.1380 ~~567~~530,~~599~~146.2292 I-M-3 02660TAH6 MEZ 45.~~41750~~02000% 53,~~005~~789,~~858~~006.8316 1715,~~813~~850.5668 ~~340~~318,~~621~~146.8435 2-A-1 02660TAJ2 SEN 2.61000% 7461,~~911~~797,~~189~~465.1440 ~~162~~134,~~931~~409.8449 31,~~960~~814,~~089~~911.6948 2-M-1 02660TAK9 MEZ 3.25000% 65,~~439~~312,~~448~~178.9973 1714,~~440~~387.1715 ~~340~~156,~~413~~011.7181 2-M-2 02660TAL7 MEZ 3.45500% 2,~~790~~301,~~403~~923.0764 86,~~034~~627.0462 ~~147~~67,~~511~~604.2951 2-M-3 02660TAM5 MEZ 3.66000% 1,~~287~~062,~~964~~497.2718 3,~~928~~240.2962 6831,~~086~~204.6817 3-A-1 02660TAN3 SEN 3.28000% ~~128~~116,~~650~~673,~~994~~323.5692 ~~351~~318,~~646~~907.0509 31,~~130~~963,~~582~~874.0295 3-M-1 02660TAP8 MEZ 3.49500% 65,~~191~~615,~~727~~264.0661 1816,~~033~~354.4146 ~~150~~94,~~668~~517.9456 3-M-2 02660TAQ6 MEZ 3.70000% 21,~~064~~872,~~622~~401.1964 65,~~365~~773.9224 5031,~~240~~516.3474 4-A-1 02660TAR4 SEN 3.28000% 7563,~~367~~383,~~066~~491.86 ~~206~~173,~~003~~248.3221 42,~~107~~181,~~376~~999.9742 4-M-1 02660TAS2 MEZ 3.49500% 3,~~778~~178,~~996~~125.1012 119,~~006~~256.3329 ~~205~~109,~~948~~408.8610 4-M-2 02660TAT0 MEZ 3.70000% 2,~~729~~295,~~456~~465.8959 87,~~415~~077.8369 ~~148~~79,~~750~~022.7623 4-M-3 02660TAU7 MEZ 3.90500% 1,~~679~~412,~~917~~806.6805 54,~~466~~597.7351 9148,~~552~~636.6635 OT AHM0401OT OT 0.00000% 0.00 ~~702~~548,~~413~~271.3927 0.00 Totals ~~471~~390,~~898~~557,~~012~~430.3972 1,~~886~~606,~~408~~482.7076 2317,~~697~~129,~~055~~199.0557

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses I-A 0.00 ~~133~~99,~~330~~195,~~654~~820.7953 109,~~053~~396,~~786~~608.0639 0.00 I-M-1 0.00 86,~~940~~651,~~528~~606.0524 ~~676~~631,~~091~~605.7023 0.00 I-M-2 0.00 75,~~773~~783,~~972~~708.6214 ~~592~~552,~~243~~613.3572 0.00 I-M-3 0.00 43,~~665~~470,~~236~~859.9981 ~~358~~333,~~435~~997.4003 0.00 2-A-1 0.00 7059,~~951~~982,~~099~~553.4592 41,~~123~~949,~~021~~320.5397 0.00 2-M-1 0.00 65,~~099~~156,~~035~~166.2893 ~~357~~170,~~853~~398.8896 0.00 2-M-2 0.00 2,~~642~~234,~~891~~319.7813 ~~155~~74,~~545~~232.3313 0.00 2-M-3 0.00 1,~~219~~031,~~877~~293.5902 7234,~~014~~444.9779 0.00 3-A-1 0.00 ~~125~~114,~~520~~709,~~412~~448.5397 32,~~482~~282,~~228~~782.0704 0.00 3-M-1 0.00 65,~~041~~520,~~058~~747.1205 ~~168~~110,~~702~~872.3502 0.00 3-M-2 0.00 21,~~014~~840,~~381~~884.8590 5637,~~606~~289.2698 0.00 4-A-1 0.00 7161,~~259~~201,~~689~~492.9044 42,~~313~~355,~~380~~247.2963 0.00 4-M-1 0.00 3,~~573~~068,~~047~~717.2402 ~~216~~118,~~955~~664.1939 0.00 4-M-2 0.00 2,~~580~~216,~~706~~443.1336 ~~157~~86,~~166~~099.5992 0.00 4-M-3 0.00 1,~~588~~364,~~365~~169.0270 9753,~~019~~233.3986 0.00 OT 0.00 0.00 ~~702~~548,~~413~~271.3927 0.00 Totals 0.00 ~~448~~373,~~200~~428,~~957~~231.3416 2518,~~583~~735,~~463~~682.7533 0.00 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.

Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) I-A 203,101,000.00 ~~143~~108,~~065~~288,~~494~~319.2122 0.00 9,~~734~~092,~~839~~498.4269 0.00 0.00 I-M-1 13,619,000.00 97,~~593~~261,~~300~~306.7054 0.00 ~~652~~609,~~772~~700.6529 0.00 0.00 I-M-2 11,842,000.00 86,~~341~~313,~~571~~855.8406 0.00 ~~567~~530,~~599~~146.2292 0.00 0.00 I-M-3 7,106,500.00 53,~~005~~789,~~858~~006.8316 0.00 ~~340~~318,~~621~~146.8435 0.00 0.00 2-A-1 100,592,000.00 7461,~~911~~797,~~189~~465.1440 0.00 31,~~960~~814,~~089~~911.6948 0.00 0.00 2-M-1 8,647,000.00 65,~~439~~312,~~448~~178.9973 0.00 ~~340~~156,~~413~~011.7181 0.00 0.00 2-M-2 3,747,000.00 2,~~790~~301,~~403~~923.0764 0.00 ~~147~~67,~~511~~604.2951 0.00 0.00 2-M-3 1,729,500.00 1,~~287~~062,~~964~~497.2718 0.00 6831,~~086~~204.6817 0.00 0.00 3-A-1 150,328,000.00 ~~128~~116,~~650~~673,~~994~~323.5692 0.00 31,~~130~~963,~~582~~874.0295 0.00 0.00 3-M-1 7,235,000.00 65,~~191~~615,~~727~~264.0661 0.00 ~~150~~94,~~668~~517.9456 0.00 0.00 3-M-2 2,412,500.00 21,~~064~~872,~~622~~401.1964 0.00 5031,~~240~~516.3474 0.00 0.00 4-A-1 92,060,000.00 7563,~~367~~383,~~066~~491.86 0.00 42,~~107~~181,~~376~~999.9742 0.00 0.00 4-M-1 4,616,000.00 3,~~778~~178,~~996~~125.1012 0.00 ~~205~~109,~~948~~408.8610 0.00 0.00 4-M-2 3,334,000.00 2,~~729~~295,~~456~~465.8959 0.00 ~~148~~79,~~750~~022.7623 0.00 0.00 4-M-3 2,052,000.00 1,~~679~~412,~~917~~806.6805 0.00 9148,~~552~~636.6635 0.00 0.00 OT 0.00 0.00 0.00 0.00 0.00 0.00 Totals 612,421,500.00 ~~471~~390,~~898~~557,~~012~~430.3972 0.00 2317,~~697~~129,~~055~~199.0557 0.00 0.00 (1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution I-A 9,~~734~~092,~~839~~498.4269 ~~133~~99,~~330~~195,~~654~~820.7953 0.~~65647463~~48840636 9,~~734~~092,~~839~~498.4269 I-M-1 ~~652~~609,~~772~~700.6529 86,~~940~~651,~~528~~606.0524 0.~~65647463~~48840636 ~~652~~609,~~772~~700.6529 I-M-2 ~~567~~530,~~599~~146.2292 75,~~773~~783,~~972~~708.6214 0.~~65647463~~48840636 ~~567~~530,~~599~~146.2292 I-M-3 ~~340~~318,~~621~~146.8435 43,~~665~~470,~~236~~859.9981 0.~~65647463~~48840636 ~~340~~318,~~621~~146.8435 2-A-1 31,~~960~~814,~~089~~911.6948 7059,~~951~~982,~~099~~553.4592 0.~~70533541~~59629547 31,~~960~~814,~~089~~911.6948 2-M-1 ~~340~~156,~~413~~011.7181 65,~~099~~156,~~035~~166.2893 0.~~70533541~~59629547 ~~340~~156,~~413~~011.7181 2-M-2 ~~147~~67,~~511~~604.2951 2,~~642~~234,~~891~~319.7813 0.~~70533541~~59629547 ~~147~~67,~~511~~604.2951 2-M-3 6831,~~086~~204.6817 1,~~219~~031,~~877~~293.5902 0.~~70533541~~59629547 6831,~~086~~204.6817 3-A-1 31,~~130~~963,~~582~~874.0295 ~~125~~114,~~520~~709,~~412~~448.5397 0.~~83497693~~76306110 31,~~130~~963,~~582~~874.0295 3-M-1 ~~150~~94,~~668~~517.9456 65,~~041~~520,~~058~~747.1205 0.~~83497693~~76306110 ~~150~~94,~~668~~517.9456 3-M-2 5031,~~240~~516.3474 21,~~014~~840,~~381~~884.8590 0.~~83497693~~76306110 5031,~~240~~516.3474 4-A-1 42,~~107~~181,~~376~~999.9742 7161,~~259~~201,~~689~~492.9044 0.~~77405703~~66480005 42,~~107~~181,~~376~~999.9742 4-M-1 ~~205~~109,~~948~~408.8610 3,~~573~~068,~~047~~717.2402 0.~~77405703~~66480005 ~~205~~109,~~948~~408.8610 4-M-2 ~~148~~79,~~750~~022.7623 2,~~580~~216,~~706~~443.1336 0.~~77405703~~66480005 ~~148~~79,~~750~~022.7623 4-M-3 9148,~~552~~636.6635 1,~~588~~364,~~365~~169.0270 0.~~77405703~~66480005 9148,~~552~~636.6635 OT 0.00 0.00 0.00000000 0.00 Totals 2317,~~697~~129,~~055~~199.0557 ~~448~~373,~~200~~428,~~957~~231.3416 0.~~73185046~~60975689 2317,~~697~~129,~~055~~199.0557

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion I-A 203,101,000.00 ~~704~~533.~~40566127~~17472203 0.00000000 4744.~~93102653~~76836003 0.00000000 I-M-1 13,619,000.00 ~~704~~533.~~40566121~~17472208 0.00000000 4744.~~93102651~~76835964 0.00000000 I-M-2 11,842,000.00 ~~704~~533.~~40566121~~17472218 0.00000000 4744.~~93102685~~76836007 0.00000000 I-M-3 7,106,500.00 ~~704~~533.~~40566101~~17472173 0.00000000 4744.~~93102653~~76835995 0.00000000 2-A-1 100,592,000.00 ~~744~~614.~~70324817~~33777438 0.00000000 3918.~~36783929~~04230436 0.00000000 2-M-1 8,647,000.00 ~~744~~614.~~70324853~~33777379 0.00000000 3918.~~36783971~~04230485 0.00000000 2-M-2 3,747,000.00 ~~744~~614.~~70324793~~33777422 0.00000000 3918.~~36783827~~04230318 0.00000000 2-M-3 1,729,500.00 ~~744~~614.~~70324949~~33777392 0.00000000 3918.~~36784042~~04230703 0.00000000 3-A-1 150,328,000.00 ~~855~~776.~~80194348~~12503273 0.00000000 2013.~~82500945~~06393320 0.00000000 3-M-1 7,235,000.00 ~~855~~776.~~80194333~~12503248 0.00000000 2013.~~82500898~~06393366 0.00000000 3-M-2 2,412,500.00 ~~855~~776.~~80194404~~12503212 0.00000000 2013.~~82501140~~06393368 0.00000000 4-A-1 92,060,000.00 ~~818~~688.~~67333109~~50197545 0.00000000 4423.~~61630426~~70192722 0.00000000 4-M-1 4,616,000.00 ~~818~~688.~~67333189~~50197574 0.00000000 4423.~~61630416~~70192808 0.00000000 4-M-2 3,334,000.00 ~~818~~688.~~67333233~~50197660 0.00000000 4423.~~61630474~~70192861 0.00000000 4-M-3 2,052,000.00 ~~818~~688.~~67333333~~50197368 0.00000000 4423.~~61630604~~70192495 0.00000000 OT 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 I-A 0.00000000 4744.~~93102653~~76836003 ~~656~~488.~~47463474~~40636201 0.~~65647463~~48840636 4744.~~93102653~~76836003 I-M-1 0.00000000 4744.~~93102651~~76835964 ~~656~~488.~~47463470~~40636170 0.~~65647463~~48840636 4744.~~93102651~~76835964 I-M-2 0.00000000 4744.~~93102685~~76836007 ~~656~~488.~~47463435~~40636210 0.~~65647463~~48840636 4744.~~93102685~~76836007 I-M-3 0.00000000 4744.~~93102653~~76835995 ~~656~~488.~~47463449~~40636178 0.~~65647463~~48840636 4744.~~93102653~~76835995 2-A-1 0.00000000 3918.~~36783929~~04230436 ~~705~~596.~~33540888~~29547002 0.~~70533541~~59629547 3918.~~36783929~~04230436 2-M-1 0.00000000 3918.~~36783971~~04230485 ~~705~~596.~~33540881~~29547011 0.~~70533541~~59629547 3918.~~36783971~~04230485 2-M-2 0.00000000 3918.~~36783827~~04230318 ~~705~~596.~~33540966~~29547104 0.~~70533541~~59629547 3918.~~36783827~~04230318 2-M-3 0.00000000 3918.~~36784042~~04230703 ~~705~~596.~~33540908~~29547268 0.~~70533541~~59629547 3918.~~36784042~~04230703 3-A-1 0.00000000 2013.~~82500945~~06393320 ~~834~~763.~~97693397~~06109953 0.~~83497693~~76306110 2013.~~82500945~~06393320 3-M-1 0.00000000 2013.~~82500898~~06393366 ~~834~~763.~~97693435~~06109883 0.~~83497693~~76306110 2013.~~82500898~~06393366 3-M-2 0.00000000 2013.~~82501140~~06393368 ~~834~~763.~~97693264~~06109845 0.~~83497693~~76306110 2013.~~82501140~~06393368 4-A-1 0.00000000 4423.~~61630426~~70192722 ~~774~~664.~~05702694~~80004823 0.~~77405703~~66480005 4423.~~61630426~~70192722 4-M-1 0.00000000 4423.~~61630416~~70192808 ~~774~~664.~~05702773~~80004766 0.~~77405703~~66480005 4423.~~61630416~~70192808 4-M-2 0.00000000 4423.~~61630474~~70192861 ~~774~~664.~~05702759~~80004799 0.~~77405703~~66480005 4423.~~61630474~~70192861 4-M-3 0.00000000 4423.~~61630604~~70192495 ~~774~~664.~~05702729~~80004873 0.~~77405703~~66480005 4423.~~61630604~~70192495 OT 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 I-A 203,101,000.00 23.~~76750~~37000% ~~143~~108,~~065~~288,~~494~~319.2122 ~~318~~304,~~946~~109.6470 0.00 0.00 I-M-1 13,619,000.00 3.~~01750~~62000% 97,~~593~~261,~~300~~306.7054 2321,~~319~~904.0594 0.00 0.00 I-M-2 11,842,000.00 34.~~66750~~27000% 86,~~341~~313,~~571~~855.8406 2422,~~644~~466.1380 0.00 0.00 I-M-3 7,106,500.00 45.~~41750~~02000% 53,~~005~~789,~~858~~006.8316 1715,~~813~~850.5668 0.00 0.00 2-A-1 100,592,000.00 2.61000% 7461,~~911~~797,~~189~~465.1440 ~~162~~134,~~931~~409.8449 0.00 0.00 2-M-1 8,647,000.00 3.25000% 65,~~439~~312,~~448~~178.9973 1714,~~440~~387.1715 0.00 0.00 2-M-2 3,747,000.00 3.45500% 2,~~790~~301,~~403~~923.0764 86,~~034~~627.0462 0.00 0.00 2-M-3 1,729,500.00 3.66000% 1,~~287~~062,~~964~~497.2718 3,~~928~~240.2962 0.00 0.00 3-A-1 150,328,000.00 3.28000% ~~128~~116,~~650~~673,~~994~~323.5692 ~~351~~318,~~646~~907.0509 0.00 0.00 3-M-1 7,235,000.00 3.49500% 65,~~191~~615,~~727~~264.0661 1816,~~033~~354.4146 0.00 0.00 3-M-2 2,412,500.00 3.70000% 21,~~064~~872,~~622~~401.1964 65,~~365~~773.9224 0.00 0.00 4-A-1 92,060,000.00 3.28000% 7563,~~367~~383,~~066~~491.86 ~~206~~173,~~003~~248.3221 0.00 0.00 4-M-1 4,616,000.00 3.49500% 3,~~778~~178,~~996~~125.1012 119,~~006~~256.3329 0.00 0.00 4-M-2 3,334,000.00 3.70000% 2,~~729~~295,~~456~~465.8959 87,~~415~~077.8369 0.00 0.00 4-M-3 2,052,000.00 3.90500% 1,~~679~~412,~~917~~806.6805 54,~~466~~597.7351 0.00 0.00 OT 0.00 0.00000% 0.00 0.00 0.00 0.00 Totals 612,421,500.00 1,~~183~~058,~~995~~211.3149 0.00 0.00

Interest Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance I-A 0.00 0.00 ~~318~~304,~~946~~109.6470 0.00 ~~133~~99,~~330~~195,~~654~~820.7953 I-M-1 0.00 0.00 2321,~~319~~904.0594 0.00 86,~~940~~651,~~528~~606.0524 I-M-2 0.00 0.00 2422,~~644~~466.1380 0.00 75,~~773~~783,~~972~~708.6214 I-M-3 0.00 0.00 1715,~~813~~850.5668 0.00 43,~~665~~470,~~236~~859.9981 2-A-1 0.00 0.00 ~~162~~134,~~931~~409.8449 0.00 7059,~~951~~982,~~099~~553.4592 2-M-1 0.00 0.00 1714,~~440~~387.1715 0.00 65,~~099~~156,~~035~~166.2893 2-M-2 0.00 0.00 86,~~034~~627.0462 0.00 2,~~642~~234,~~891~~319.7813 2-M-3 0.00 0.00 3,~~928~~240.2962 0.00 1,~~219~~031,~~877~~293.5902 3-A-1 0.00 0.00 ~~351~~318,~~646~~907.0509 0.00 ~~125~~114,~~520~~709,~~412~~448.5397 3-M-1 0.00 0.00 1816,~~033~~354.4146 0.00 65,~~041~~520,~~058~~747.1205 3-M-2 0.00 0.00 65,~~365~~773.9224 0.00 21,~~014~~840,~~381~~884.8590 4-A-1 0.00 0.00 ~~206~~173,~~003~~248.3221 0.00 7161,~~259~~201,~~689~~492.9044 4-M-1 0.00 0.00 119,~~006~~256.3329 0.00 3,~~573~~068,~~047~~717.2402 4-M-2 0.00 0.00 87,~~415~~077.8369 0.00 2,~~580~~216,~~706~~443.1336 4-M-3 0.00 0.00 54,~~466~~597.7351 0.00 1,~~588~~364,~~365~~169.0270 OT 0.00 0.00 ~~702~~548,~~413~~271.3927 0.00 0.00 Totals 0.00 0.00 1,~~886~~606,~~408~~482.7076 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Factors Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall I-A 203,101,000.00 23.~~76750~~37000% ~~704~~533.~~40566127~~17472203 1.~~57038439~~49733236 0.00000000 0.00000000 I-M-1 13,619,000.00 3.~~01750~~62000% ~~704~~533.~~40566121~~17472208 1.~~71224392~~60841031 0.00000000 0.00000000 I-M-2 11,842,000.00 34.~~66750~~27000% ~~704~~533.~~40566121~~17472218 21.~~08107837~~89721331 0.00000000 0.00000000 I-M-3 7,106,500.00 45.~~41750~~02000% ~~704~~533.~~40566101~~17472173 2.~~50665729~~23044818 0.00000000 0.00000000 2-A-1 100,592,000.00 2.61000% ~~744~~614.~~70324817~~33777438 1.~~61972960~~33618469 0.00000000 0.00000000 2-M-1 8,647,000.00 3.25000% ~~744~~614.~~70324853~~33777379 21.~~01690413~~66383139 0.00000000 0.00000000 2-M-2 3,747,000.00 3.45500% ~~744~~614.~~70324793~~33777422 21.~~14412597~~76878036 0.00000000 0.00000000 2-M-3 1,729,500.00 3.66000% ~~744~~614.~~70324949~~33777392 21.~~27134432~~87373229 0.00000000 0.00000000 3-A-1 150,328,000.00 3.28000% ~~855~~776.~~80194348~~12503273 2.~~33919197~~12140845 0.00000000 0.00000000 3-M-1 7,235,000.00 3.49500% ~~855~~776.~~80194333~~12503248 2.~~49252384~~26046441 0.00000000 0.00000000 3-M-2 2,412,500.00 3.70000% ~~855~~776.~~80194404~~12503212 2.~~63872332~~39305285 0.00000000 0.00000000 4-A-1 92,060,000.00 3.28000% ~~818~~688.~~67333109~~50197545 21.~~23770715~~88190539 0.00000000 0.00000000 4-M-1 4,616,000.00 3.49500% ~~818~~688.~~67333189~~50197574 2.~~38438692~~00526213 0.00000000 0.00000000 4-M-2 3,334,000.00 3.70000% ~~818~~688.~~67333233~~50197660 2.~~52424415~~12288242 0.00000000 0.00000000 4-M-3 2,052,000.00 3.90500% ~~818~~688.~~67333333~~50197368 2.~~66409844~~24050195 0.00000000 0.00000000 OT 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 I-A 0.00000000 0.00000000 1.~~57038439~~49733236 0.00000000 ~~656~~488.~~47463474~~40636201 I-M-1 0.00000000 0.00000000 1.~~71224392~~60841031 0.00000000 ~~656~~488.~~47463470~~40636170 I-M-2 0.00000000 0.00000000 21.~~08107837~~89721331 0.00000000 ~~656~~488.~~47463435~~40636210 I-M-3 0.00000000 0.00000000 2.~~50665729~~23044818 0.00000000 ~~656~~488.~~47463449~~40636178 2-A-1 0.00000000 0.00000000 1.~~61972960~~33618469 0.00000000 ~~705~~596.~~33540888~~29547002 2-M-1 0.00000000 0.00000000 21.~~01690413~~66383139 0.00000000 ~~705~~596.~~33540881~~29547011 2-M-2 0.00000000 0.00000000 21.~~14412597~~76878036 0.00000000 ~~705~~596.~~33540966~~29547104 2-M-3 0.00000000 0.00000000 21.~~27134432~~87373229 0.00000000 ~~705~~596.~~33540908~~29547268 3-A-1 0.00000000 0.00000000 2.~~33919197~~12140845 0.00000000 ~~834~~763.~~97693397~~06109953 3-M-1 0.00000000 0.00000000 2.~~49252384~~26046441 0.00000000 ~~834~~763.~~97693435~~06109883 3-M-2 0.00000000 0.00000000 2.~~63872332~~39305285 0.00000000 ~~834~~763.~~97693264~~06109845 4-A-1 0.00000000 0.00000000 21.~~23770715~~88190539 0.00000000 ~~774~~664.~~05702694~~80004823 4-M-1 0.00000000 0.00000000 2.~~38438692~~00526213 0.00000000 ~~774~~664.~~05702773~~80004766 4-M-2 0.00000000 0.00000000 2.~~52424415~~12288242 0.00000000 ~~774~~664.~~05702759~~80004799 4-M-3 0.00000000 0.00000000 2.~~66409844~~24050195 0.00000000 ~~774~~664.~~05702729~~80004873 OT 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 2518,~~728~~894,~~571~~519.7948 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 4235,~~592~~827.6498 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 2518,~~771~~930,~~164~~347.4346 Withdrawals Reimbursement for Servicer Advances 3971,~~270~~654.8525 Payment of Service Fee ~~148~~123,~~429~~010.8690 Payment of Interest and Principal 2518,~~583~~735,~~463~~682.7231 Total Withdrawals (Pool Distribution Amount) 2518,~~771~~930,~~164~~347.4346 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee ~~148~~123,~~429~~010.8690 Indenture Trustee Fee 0.00 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~148~~123,~~429~~010.8690

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 14 0 0 14 ~~165~~755,~~520~~560.3478 0.00 0.00 ~~165~~755,~~520~~560.3478 30 Days 95 0 0 0 95 1953,~~698,947~~032.2001 0.00 0.00 0.00 1953,~~698,947~~032.2001 60 Days 23 0 31 0 54 ~~848~~466,~~453~~543.8554 0.00 ~~420~~67,~~853~~291.3119 0.00 1533,~~269,307~~834.1673 90 Days 0 0 41 0 41 0.00 0.00 189,~~281,598~~760.1474 0.00 189,~~281,598~~760.1474 120 Days 01 0 21 0 2 0243,513.0092 0.00 ~~603~~288,~~230~~585.6146 0.00 ~~603~~532,~~230~~099.6138 150 Days 2 0 0 4 0 42 263,820.57 0.00 0.00 ~~1,197,161.47~~ 0.00 1263,~~197,161~~820.4757 180+ Days 35 01 39 0 615 ~~594~~1,~~603~~112,754.9550 0132,662.0086 ~~706~~2,~~181~~693,604.2757 0.00 13,~~300~~939,~~785~~021.2293 Totals 1416 15 1612 0 3133 3,~~142~~039,~~005~~664.0054 ~~165~~888,~~520~~223.3464 43,~~209~~139,~~024~~241.8096 0.00 7,~~516~~067,~~550~~130.14 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.~~057438~~271186% 0.000000% 0.000000% 0.~~057438~~271186% 0.~~036651~~200514% 0.000000% 0.000000% 0.~~036651~~200514% 30 Days 0.~~516944~~338983% 0.000000% 0.000000% 0.000000% 0.~~516944~~338983% 0.~~376194~~252919% 0.000000% 0.000000% 0.000000% 0.~~376194~~252919% 60 Days 0.~~114877~~203390% 0.000000% 0.~~172315~~067797% 0.000000% 0.~~287191~~271186% 0.~~187871~~123813% 0.000000% 0.~~093189~~017858% 0.000000% 0.~~281060~~141671% 90 Days 0.000000% 0.000000% 0.~~229753~~067797% 0.000000% 0.~~229753~~067797% 0.000000% 0.000000% 0.~~283781~~023821% 0.000000% 0.~~283781~~023821% 120 Days 0.~~000000~~067797% 0.000000% 0.~~114877~~067797% 0.000000% 0.~~114877~~135593% 0.~~000000~~064625% 0.000000% 0.~~133572~~076586% 0.000000% 0.~~133572~~141211% 150 Days 0.~~000000~~135593% 0.000000% 0.~~229753~~000000% 0.000000% 0.~~229753~~135593% 0.~~000000~~070014% 0.000000% 0.~~265085~~000000% 0.000000% 0.~~265085~~070014% 180+ Days 0.~~172315~~338983% 0.~~000000~~067797% 0.~~172315~~610169% 0.000000% 01.~~344630~~016949% 0.~~131662~~295307% 0.~~000000~~035207% 0.~~156368~~714839% 0.000000% 01.~~288030~~045353% Totals 01.~~804136~~084746% 0.~~057438~~338983% 0.~~919012~~813559% 0.000000% 12.~~780586~~237288% 0.~~695727~~806678% 0.~~036651~~235720% 0.~~931995~~833104% 0.000000% 1.~~664372~~875502%

Delinquency Status By Groups DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group I No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 01 0 0 01 0277,584.0055 0.00 0.00 0277,584.0055 30 Days 2 0 0 0 2 ~~346~~289,~~741~~817.4740 0.00 0.00 0.00 ~~346~~289,~~741~~817.4740 60 Days 12 0 01 0 13 ~~330~~364,~~536~~355.0534 0.00 067,291.0019 0.00 ~~330~~431,~~536~~646.0553 90 Days 0 0 21 0 21 0.00 0.00 ~~567~~89,~~515~~760.1074 0.00 ~~567~~89,~~515~~760.1074 120 Days 01 0 1 0 12 0243,513.0092 0.00 ~~493~~288,~~442~~585.1246 0.00 ~~493~~532,~~442~~099.1238 150 Days 0 0 30 0 30 0.00 0.00 ~~1,116,574~~0.7400 0.00 ~~1,116,574~~0.7400 180 Days 2 01 26 0 49 ~~516~~758,~~479~~662.8256 0132,662.0086 ~~590~~2,~~603~~280,473.5017 0.00 13,~~107~~171,~~083~~798.3259 Totals 57 02 89 0 1318 1,~~193~~656,~~757~~349.3422 0410,247.0041 2,~~768~~726,~~135~~110.4656 0.00 34,~~961~~792,~~892~~707.8019 0-29 Days 0.~~000000~~222222% 0.000000% 0.000000% 0.~~000000~~222222% 0.~~000000~~238525% 0.000000% 0.000000% 0.~~000000~~238525% 30 Days 0.~~341297~~444444% 0.000000% 0.000000% 0.000000% 0.~~341297~~444444% 0.~~222285~~249036% 0.000000% 0.000000% 0.000000% 0.~~222285~~249036% 60 Days 0.~~170648~~444444% 0.000000% 0.~~000000~~222222% 0.000000% 0.~~170648~~666667% 0.~~211896~~313086% 0.000000% 0.~~000000~~057822% 0.000000% 0.~~211896~~370908% 90 Days 0.000000% 0.000000% 0.~~341297~~222222% 0.000000% 0.~~341297~~222222% 0.000000% 0.000000% 0.~~363816~~077130% 0.000000% 0.~~363816~~077130% 120 Days 0.~~000000~~222222% 0.000000% 0.~~170648~~222222% 0.000000% 0.~~170648~~444444% 0.~~000000~~209248% 0.000000% 0.~~316330~~247978% 0.000000% 0.~~316330~~457226% 150 Days 0.000000% 0.000000% 0.~~511945~~000000% 0.000000% 0.~~511945~~000000% 0.000000% 0.000000% 0.~~715801~~000000% 0.000000% 0.~~715801~~000000% 180 Days 0.~~341297~~444444% 0.~~000000~~222222% 01.~~341297~~333333% 0.000000% 02.~~682594~~000000% 0.~~331099~~651909% 0.~~000000~~113995% 01.~~378617~~959581% 0.000000% 02.~~709716~~725485% Totals 01.~~853242~~555556% 0.~~000000~~444444% 12.~~365188~~000000% 0.000000% 24.~~218430~~000000% 01.~~765280~~423279% 0.~~000000~~352520% 12.~~774564~~342511% 0.000000% 24.~~539844~~118310% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group II No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 1 0 0 1 ~~165~~164,~~520~~810.3485 0.00 0.00 ~~165~~164,~~520~~810.3485 30 Days 42 0 0 0 42 ~~743~~474,~~440~~848.4932 0.00 0.00 0.00 ~~743~~474,~~440~~848.4932 60 Days 1 0 20 0 31 ~~517~~102,~~917~~188.8020 0.00 ~~352,789~~0.1400 0.00 ~~870~~102,~~706~~188.9420 90 Days 0 0 10 0 10 0.00 0.00 ~~497,116~~0.1400 0.00 ~~497,116~~0.1400 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 1 0 0 1 0 1 139,581.72 0.00 0.00 ~~80,586.73~~ 0.00 80139,~~586~~581.7372 180 Days 1 0 01 0 12 78176,~~124~~239.1328 0.00 080,586.0073 0.00 78256,~~124~~826.1301 Totals 65 1 41 0 117 1892,~~339,482~~857.4252 ~~165~~164,~~520~~810.3485 ~~930~~80,~~492~~586.0173 0.00 21,~~435~~138,~~494~~255.7710 0-29 Days 0.~~283286~~325733% 0.000000% 0.000000% 0.~~283286~~325733% 0.~~202888~~238660% 0.000000% 0.000000% 0.~~202888~~238660% 30 Days 10.~~133144~~651466% 0.000000% 0.000000% 0.000000% 10.~~133144~~651466% 0.~~911278~~687620% 0.000000% 0.000000% 0.000000% 0.~~911278~~687620% 60 Days 0.~~283286~~325733% 0.000000% 0.~~566572~~000000% 0.000000% 0.~~849858~~325733% 0.~~634842~~147977% 0.000000% 0.~~432434~~000000% 0.000000% 10.~~067275~~147977% 90 Days 0.000000% 0.000000% 0.~~283286~~000000% 0.000000% 0.~~283286~~000000% 0.000000% 0.000000% 0.~~609344~~000000% 0.000000% 0.~~609344~~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~~325733% 0.000000% 0.~~283286~~000000% 0.000000% 0.~~283286~~325733% 0.~~000000~~202126% 0.000000% 0.~~098780~~000000% 0.000000% 0.~~098780~~202126% 180 Days 0.~~283286~~325733% 0.000000% 0.~~000000~~325733% 0.000000% 0.~~283286~~651466% 0.~~095761~~255209% 0.000000% 0.~~000000~~116696% 0.000000% 0.~~095761~~371906% Totals 1.~~699717~~628664% 0.~~283286~~325733% 10.~~133144~~325733% 0.000000% 32.~~116147~~280130% 1.~~641880~~292933% 0.~~202888~~238660% 10.~~140557~~116696% 0.000000% 21.~~985326~~648289% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group III No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% DELINQUENT BANKRUPTCY FORECLOSURE REO Total Group IV No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 02 0 0 02 0313,165.0038 0.00 0.00 0313,165.0038 30 Days 31 0 0 0 31 ~~608~~188,~~765~~366.2429 0.00 0.00 0.00 ~~608~~188,~~765~~366.2429 60 Days 0 0 10 0 10 0.00 0.00 ~~68,064~~0.1700 0.00 ~~68,064~~0.1700 90 Days 0 0 10 0 10 0.00 0.00 ~~216,966~~0.9000 0.00 ~~216,966~~0.9000 120 Days 0 0 10 0 10 0.00 0.00 ~~109,788~~0.4900 0.00 ~~109,788~~0.4900 150 Days 01 0 0 0 01 0124,238.0085 0.00 0.00 0.00 0124,238.0085 180 Days 02 0 12 0 14 0177,852.0066 0.00 ~~115~~332,~~577~~544.7767 0.00 ~~115~~510,~~577~~397.7733 Totals 34 02 42 0 78 ~~608~~490,~~765~~457.2480 0313,165.0038 ~~510~~332,~~397~~544.3367 0.00 1,~~119~~136,~~162~~167.5785 0-29 Days 0.~~000000~~550964% 0.000000% 0.000000% 0.~~000000~~550964% 0.~~000000~~457611% 0.000000% 0.000000% 0.~~000000~~457611% 30 Days 0.~~724638~~275482% 0.000000% 0.000000% 0.000000% 0.~~724638~~275482% 0.~~764854~~275249% 0.000000% 0.000000% 0.000000% 0.~~764854~~275249% 60 Days 0.000000% 0.000000% 0.~~241546~~000000% 0.000000% 0.~~241546~~000000% 0.000000% 0.000000% 0.~~085516~~000000% 0.000000% 0.~~085516~~000000% 90 Days 0.000000% 0.000000% 0.~~241546~~000000% 0.000000% 0.~~241546~~000000% 0.000000% 0.000000% 0.~~272598~~000000% 0.000000% 0.~~272598~~000000% 120 Days 0.000000% 0.000000% 0.~~241546~~000000% 0.000000% 0.~~241546~~000000% 0.000000% 0.000000% 0.~~137939~~000000% 0.000000% 0.~~137939~~000000% 150 Days 0.~~000000~~275482% 0.000000% 0.000000% 0.000000% 0.~~000000~~275482% 0.~~000000~~181543% 0.000000% 0.000000% 0.000000% 0.~~000000~~181543% 180 Days 0.~~000000~~550964% 0.000000% 0.~~241546~~550964% 0.000000% 01.~~241546~~101928% 0.~~000000~~259886% 0.000000% 0.~~145212~~485929% 0.000000% 0.~~145212~~745816% Totals 01.~~724638~~101928% 0.~~000000~~550964% 0.~~966184~~550964% 0.000000% 12.~~690821~~203857% 0.~~764854~~716679% 0.~~000000~~457611% 0.~~641264~~485929% 0.000000% 1.~~406118~~660220%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 4235,~~592~~827.6498

COLLATERAL STATEMENT Collateral Description Mixed ARM Weighted Average Gross Coupon 5.~~140910~~272379% Weighted Average Net Coupon 4.~~765910~~897379% Weighted Average Pass-Through Rate 4.~~765910~~897379% Weighted Average Maturity(Stepdown Calculation ) ~~349~~345 Beginning Scheduled Collateral Loan Count 1,~~822~~531 Number Of Loans Paid In Full 8156 Ending Scheduled Collateral Loan Count 1,~~741~~475 Beginning Scheduled Collateral Balance ~~474~~393,~~975~~634,~~508~~926.5994 Ending Scheduled Collateral Balance ~~451~~376,~~278~~505,~~453~~727.5537 Ending Actual Collateral Balance at 3129-~~Dec~~Apr-~~2004~~2005 ~~451~~376,~~614~~812,~~695~~708.8433 Monthly P &I Constant 2,~~385~~035,~~790~~643.0596 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 ~~451~~376,~~278~~505,~~453~~727.5537 Scheduled Principal ~~350~~306,~~951~~150.5132 Unscheduled Principal 2316,~~346~~823,~~103~~049.5325

Group Level Collateral Statement Group Group I Group II Group III Collateral Description Mixed ARM Mixed ARM Mixed ARM Weighted Average Coupon Rate 45.~~946703~~406747 5.~~261248~~236039 4.~~766745~~753610 Weighted Average Net Rate 45.~~571703~~031747 4.~~886248~~861039 4.~~391745~~378610 Weighted Average Maturity ~~349~~345 ~~349~~345 ~~348~~344 Beginning Loan Count ~~622~~480 ~~369~~315 ~~398~~362 Loans Paid In Full 3630 168 107 Ending Loan Count ~~586~~450 ~~353~~307 ~~388~~355 Beginning Scheduled Balance ~~167~~126,~~190~~836,~~489~~750.4281 8671,~~005~~050,~~465~~525.5908 ~~137~~124,~~711~~964,~~241~~887.4481 Ending scheduled Balance ~~155~~116,~~894~~286,~~656~~258.2956 8168,~~489~~980,~~364~~793.2211 ~~134~~122,~~379~~874,~~750~~978.1456 Record Date 1204/3129/~~2004~~2005 1204/3129/~~2004~~2005 1204/3129/~~2004~~2005 Principal And Interest Constant ~~766~~627,~~456~~859.7558 ~~478~~400,~~091~~115.5062 ~~634~~579,~~406~~139.2504 Scheduled Principal 7756,~~255~~381.3409 ~~101~~90,~~011~~096.4219 8784,~~377~~110.5641 Unscheduled Principal 1110,~~218~~494,~~577~~111.7916 41,~~415~~979,~~089~~635.9578 32,~~244~~005,~~113~~798.7484 Scheduled Interest ~~689~~571,~~201~~478.4149 ~~377~~310,~~080~~019.0843 ~~547~~495,028.6963 Servicing Fees 5239,~~247~~636.0347 2622,~~876~~203.7129 4339,~~034~~051.7753 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 0.00 0.00 Pool Insurance Fee 0.00 0.00 0.00 Spread Fee 1 0.00 0.00 0.00 Spread Fee 2 0.00 0.00 0.00 Spread Fee 3 0.00 0.00 0.00 Net Interest ~~636~~531,~~954~~842.3802 ~~350~~287,~~203~~816.3714 ~~503~~455,~~993~~977.9210 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 45.~~571703~~031747 4.~~886248~~861039 4.~~391745~~378610 Group I Group II Group III Required Overcollateralization Amount 0.00 0.00 0.00 Overcollateralization Increase Amount 0.00 0.00 0.00 Overcollateralization Reduction Amount 0.00 0.00 0.00 Specified Overcollateralization Amount 1,184,263.83 576,460.12 803,897.64 Overcollateralization Amount 1,184,263.83 576,460.12 803,897.64 Overcollateralization Deficiency Amount 0.00 0.00 0.00 Base Overcollateralization Amount 0.00 0.00 0.00 Extra Principal Distribution Amount 0.00 0.00 0.00 Excess Cash Amount ~~252~~167,~~231~~509.0191 ~~157~~129,~~869~~151.0326 ~~127~~114,~~948~~942.5432

Group Level Collateral Statement Group Group IV Total Collateral Description Mixed ARM Mixed ARM Weighted Average Coupon Rate 65.~~016940~~983950 5.~~140910~~272379 Weighted Average Net Rate 5.~~641940~~608950 4.~~765910~~897379 Weighted Average Maturity ~~350~~346 ~~349~~345 Beginning Loan Count ~~433~~374 1,~~822~~531 Loans Paid In Full 1911 8156 Ending Loan Count ~~414~~363 1,~~741~~475 Beginning Scheduled Balance 8470,~~068~~782,~~312~~763.1424 ~~474~~393,~~975~~634,~~508~~926.5994 Ending scheduled Balance 7968,~~514~~363,~~682~~697.9014 ~~451~~376,~~278~~505,~~453~~727.5537 Record Date 1204/3129/~~2004~~2005 1204/3129/~~2004~~2005 Principal And Interest Constant ~~506~~428,~~835~~529.5572 2,~~385~~035,~~790~~643.0596 Scheduled Principal 8575,~~307~~562.1963 ~~350~~306,~~951~~150.5132 Unscheduled Principal 42,~~468~~343,~~322~~503.0547 2316,~~346~~823,~~103~~049.5325 Scheduled Interest ~~421~~352,~~528~~967.3609 21,~~034~~729,~~838~~493.5464 Servicing Fees 2622,~~271~~119.3561 ~~148~~123,~~429~~010.8690 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 0.00 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 ~~395~~330,~~257~~847.0148 1,~~886~~606,~~408~~482.6874 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.~~641940~~608950 4.~~765910~~897379 Group IV Total Required Overcollateralization Amount 0.00 0.00 Overcollateralization Increase Amount 0.00 0.00 Overcollateralization Reduction Amount 0.00 0.00 Specified Overcollateralization Amount 512,874.62 3,077,496.21 Overcollateralization Amount 512,874.62 3,077,496.21 Overcollateralization Deficiency Amount 0.00 0.00 Base Overcollateralization Amount 0.00 0.00 Extra Principal Distribution Amount 0.00 0.00 Excess Cash Amount ~~164~~136,~~364~~667.8179 ~~702~~548,~~413~~271.3927

Filing Compare · AMERICAN HOME MORT SECURITIES HOME MORTGAGE INVEST TR 2004-1