8-K 1 ahm04001_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 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 N/A Pooling and Servicing Agreement) (Commission IRS EIN (State or other File Number) 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 January 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 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. 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 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-Backed Notes, Series 2004-1 Trust, relating to the January 25, 2005 distribution. EX-99.1

AMERICAN HOME MORTGAGE INVESTMENT TRUST Mortgage-Backed Notes Record Date: 1112/3031/2004 Distribution Date: 121/2725/~~2004~~2005 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 2.~~53000~~76750% ~~151~~143,~~716~~065,~~655~~494.7621 ~~330~~318,~~531~~946.5964 89,~~651~~734,~~161~~839.5542 I-M-1 02660TAF0 MEZ 23.~~78000~~01750% 109,~~173~~593,~~407~~300.0070 2423,~~354~~319.0105 ~~580~~652,~~106~~772.3065 I-M-2 02660TAG8 MEZ 3.~~43000~~66750% 8,~~845~~341,~~986~~571.1784 2624,~~127~~644.6013 ~~504~~567,~~414~~599.3322 I-M-3 02660TAH6 MEZ 4.~~18000~~41750% 5,~~308~~005,~~562~~858.8083 1917,~~107~~813.8856 ~~302~~340,~~703~~621.9784 2-A-1 02660TAJ2 SEN 2.61000% 7874,~~043~~911,~~540~~189.2414 ~~169~~162,~~744~~931.7084 3,~~132~~960,~~351~~089.1069 2-M-1 02660TAK9 MEZ 3.25000% 6,~~708~~439,~~709~~448.3799 1817,~~169~~440.4217 ~~269~~340,~~260~~413.3871 2-M-2 02660TAL7 MEZ 3.45500% 2,~~907~~790,~~081~~403.5307 8,~~369~~034.9704 ~~116~~147,~~678~~511.4629 2-M-3 02660TAM5 MEZ 3.66000% 1,~~341~~287,~~819~~964.4627 43,~~092~~928.5529 5368,~~855~~086.1968 3-A-1 02660TAN3 SEN 3.28000% ~~132~~128,~~754~~650,~~344~~994.1056 ~~362~~351,~~861~~646.8705 43,~~103~~130,~~349~~582.5502 3-M-1 02660TAP8 MEZ 3.49500% 6,~~389~~191,~~213~~727.4506 18,~~608~~033.5841 ~~197~~150,~~486~~668.3994 3-M-2 02660TAQ6 MEZ 3.70000% 2,~~130~~064,~~473~~622.7319 6,~~568~~365.9692 6550,~~851~~240.5434 4-A-1 02660TAR4 SEN 3.28000% 7775,~~518~~367,~~395~~066.1886 ~~211~~206,~~883~~003.6132 24,~~151~~107,~~328~~376.3197 4-M-1 02660TAS2 MEZ 3.49500% 3,~~886~~778,~~866~~996.3110 11,~~320~~006.5033 ~~107~~205,~~870~~948.2186 4-M-2 02660TAT0 MEZ 3.70000% 2,~~807~~729,~~368~~456.3489 8,~~656~~415.0583 77148,~~911~~750.4676 4-M-3 02660TAU7 MEZ 3.90500% 1,~~727~~679,~~870~~917.3868 5,~~622~~466.7873 4791,~~952~~552.7066 OT AHM0401OT OT 0.00000% 0.00 ~~734~~702,~~966~~413.2439 0.00 Totals ~~492~~471,~~260~~898,~~293~~012.8239 1,~~960~~886,~~986~~408.3170 2023,~~362~~697,~~281~~055.4405

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses I-A 0.00 ~~143~~133,~~065~~330,~~494~~654.2179 810,~~981~~053,~~693~~786.1406 0.00 I-M-1 0.00 98,~~593~~940,~~300~~528.7005 ~~604~~676,~~460~~091.3170 0.00 I-M-2 0.00 87,~~341~~773,~~571~~972.8462 ~~530~~592,~~541~~243.9335 0.00 I-M-3 0.00 54,~~005~~665,~~858~~236.8399 ~~321~~358,~~811~~435.8540 0.00 2-A-1 0.00 7470,~~911~~951,~~189~~099.1445 34,~~302~~123,~~095~~021.8053 0.00 2-M-1 0.00 6,~~439~~099,~~448~~035.9928 ~~287~~357,~~429~~853.8088 0.00 2-M-2 0.00 2,~~790~~642,~~403~~891.0778 ~~125~~155,~~048~~545.4333 0.00 2-M-3 0.00 1,~~287~~219,~~964~~877.2759 5772,~~947~~014.7497 0.00 3-A-1 0.00 ~~128~~125,~~650~~520,~~994~~412.5653 43,~~466~~482,~~211~~228.4207 0.00 3-M-1 0.00 6,~~191~~041,~~727~~058.0612 ~~216~~168,~~094~~702.9735 0.00 3-M-2 0.00 2,~~064~~014,~~622~~381.1985 7256,~~420~~606.5026 0.00 4-A-1 0.00 7571,~~367~~259,~~066~~689.8690 24,~~363~~313,~~211~~380.9229 0.00 4-M-1 0.00 3,~~778~~573,~~996~~047.1024 ~~119~~216,~~190~~955.7119 0.00 4-M-2 0.00 2,~~729~~580,~~456~~706.8913 86157,~~567~~166.5159 0.00 4-M-3 0.00 1,~~679~~588,~~917~~365.6802 5397,~~575~~019.4839 0.00 OT 0.00 0.00 ~~734~~702,~~966~~413.2439 0.00 Totals 0.00 ~~471~~448,~~898~~200,~~012~~957.3934 2225,~~323~~583,~~267~~463.75 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 ~~151~~143,~~716~~065,~~655~~494.7621 0.00 89,~~651~~734,~~161~~839.5542 0.00 0.00 I-M-1 13,619,000.00 109,~~173~~593,~~407~~300.0070 0.00 ~~580~~652,~~106~~772.3065 0.00 0.00 I-M-2 11,842,000.00 8,~~845~~341,~~986~~571.1784 0.00 ~~504~~567,~~414~~599.3322 0.00 0.00 I-M-3 7,106,500.00 5,~~308~~005,~~562~~858.8083 0.00 ~~302~~340,~~703~~621.9784 0.00 0.00 2-A-1 100,592,000.00 7874,~~043~~911,~~540~~189.2414 0.00 3,~~132~~960,~~351~~089.1069 0.00 0.00 2-M-1 8,647,000.00 6,~~708~~439,~~709~~448.3799 0.00 ~~269~~340,~~260~~413.3871 0.00 0.00 2-M-2 3,747,000.00 2,~~907~~790,~~081~~403.5307 0.00 ~~116~~147,~~678~~511.4629 0.00 0.00 2-M-3 1,729,500.00 1,~~341~~287,~~819~~964.4627 0.00 5368,~~855~~086.1968 0.00 0.00 3-A-1 150,328,000.00 ~~132~~128,~~754~~650,~~344~~994.1056 0.00 43,~~103~~130,~~349~~582.5502 0.00 0.00 3-M-1 7,235,000.00 6,~~389~~191,~~213~~727.4506 0.00 ~~197~~150,~~486~~668.3994 0.00 0.00 3-M-2 2,412,500.00 2,~~130~~064,~~473~~622.7319 0.00 6550,~~851~~240.5434 0.00 0.00 4-A-1 92,060,000.00 7775,~~518~~367,~~395~~066.1886 0.00 24,~~151~~107,~~328~~376.3197 0.00 0.00 4-M-1 4,616,000.00 3,~~886~~778,~~866~~996.3110 0.00 ~~107~~205,~~870~~948.2186 0.00 0.00 4-M-2 3,334,000.00 2,~~807~~729,~~368~~456.3489 0.00 77148,~~911~~750.4676 0.00 0.00 4-M-3 2,052,000.00 1,~~727~~679,~~870~~917.3868 0.00 4791,~~952~~552.7066 0.00 0.00 OT 0.00 0.00 0.00 0.00 0.00 0.00 Totals 612,421,500.00 ~~492~~471,~~260~~898,~~293~~012.8239 0.00 2023,~~362~~697,~~281~~055.4405 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 89,~~651~~734,~~161~~839.5542 ~~143~~133,~~065~~330,~~494~~654.2179 0.~~70440566~~65647463 89,~~651~~734,~~161~~839.5542 I-M-1 ~~580~~652,~~106~~772.3065 98,~~593~~940,~~300~~528.7005 0.~~70440566~~65647463 ~~580~~652,~~106~~772.3065 I-M-2 ~~504~~567,~~414~~599.3322 87,~~341~~773,~~571~~972.8462 0.~~70440566~~65647463 ~~504~~567,~~414~~599.3322 I-M-3 ~~302~~340,~~703~~621.9784 54,~~005~~665,~~858~~236.8399 0.~~70440566~~65647463 ~~302~~340,~~703~~621.9784 2-A-1 3,~~132~~960,~~351~~089.1069 7470,~~911~~951,~~189~~099.1445 0.~~74470325~~70533541 3,~~132~~960,~~351~~089.1069 2-M-1 ~~269~~340,~~260~~413.3871 6,~~439~~099,~~448~~035.9928 0.~~74470325~~70533541 ~~269~~340,~~260~~413.3871 2-M-2 ~~116~~147,~~678~~511.4629 2,~~790~~642,~~403~~891.0778 0.~~74470325~~70533541 ~~116~~147,~~678~~511.4629 2-M-3 5368,~~855~~086.1968 1,~~287~~219,~~964~~877.2759 0.~~74470325~~70533541 5368,~~855~~086.1968 3-A-1 43,~~103~~130,~~349~~582.5502 ~~128~~125,~~650~~520,~~994~~412.5653 0.~~85580194~~83497693 43,~~103~~130,~~349~~582.5502 3-M-1 ~~197~~150,~~486~~668.3994 6,~~191~~041,~~727~~058.0612 0.~~85580194~~83497693 ~~197~~150,~~486~~668.3994 3-M-2 6550,~~851~~240.5434 2,~~064~~014,~~622~~381.1985 0.~~85580194~~83497693 6550,~~851~~240.5434 4-A-1 24,~~151~~107,~~328~~376.3197 7571,~~367~~259,~~066~~689.8690 0.~~81867333~~77405703 24,~~151~~107,~~328~~376.3197 4-M-1 ~~107~~205,~~870~~948.2186 3,~~778~~573,~~996~~047.1024 0.~~81867333~~77405703 ~~107~~205,~~870~~948.2186 4-M-2 77148,~~911~~750.4676 2,~~729~~580,~~456~~706.8913 0.~~81867333~~77405703 77148,~~911~~750.4676 4-M-3 4791,~~952~~552.7066 1,~~679~~588,~~917~~365.6802 0.~~81867333~~77405703 4791,~~952~~552.7066 OT 0.00 0.00 0.00000000 0.00 Totals 2023,~~362~~697,~~281~~055.4405 ~~471~~448,~~898~~200,~~012~~957.3934 0.~~77054449~~73185046 2023,~~362~~697,~~281~~055.4405

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 ~~747~~704.~~00102786~~40566127 0.00000000 4247.~~59536659~~93102653 0.00000000 I-M-1 13,619,000.00 ~~747~~704.~~00102798~~40566121 0.00000000 4247.~~59536677~~93102651 0.00000000 I-M-2 11,842,000.00 ~~747~~704.~~00102770~~40566121 0.00000000 4247.~~59536649~~93102685 0.00000000 I-M-3 7,106,500.00 ~~747~~704.~~00102723~~40566101 0.00000000 4247.~~59536621~~93102653 0.00000000 2-A-1 100,592,000.00 ~~775~~744.~~84241530~~70324817 0.00000000 3139.~~13916713~~36783929 0.00000000 2-M-1 8,647,000.00 ~~775~~744.~~84241587~~70324853 0.00000000 3139.~~13916734~~36783971 0.00000000 2-M-2 3,747,000.00 ~~775~~744.~~84241527~~70324793 0.00000000 3139.~~13916733~~36783827 0.00000000 2-M-3 1,729,500.00 ~~775~~744.~~84241688~~70324949 0.00000000 3139.~~13916739~~36784042 0.00000000 3-A-1 150,328,000.00 ~~883~~855.~~09791988~~80194348 0.00000000 2720.~~29597646~~82500945 0.00000000 3-M-1 7,235,000.00 ~~883~~855.~~09791983~~80194333 0.00000000 2720.~~29597650~~82500898 0.00000000 3-M-2 2,412,500.00 ~~883~~855.~~09791917~~80194404 0.00000000 2720.~~29597513~~82501140 0.00000000 4-A-1 92,060,000.00 ~~842~~818.~~04209407~~67333109 0.00000000 2344.~~36876287~~61630426 0.00000000 4-M-1 4,616,000.00 ~~842~~818.~~04209489~~67333189 0.00000000 2344.~~36876300~~61630416 0.00000000 4-M-2 3,334,000.00 ~~842~~818.~~04209358~~67333233 0.00000000 2344.~~36876425~~61630474 0.00000000 4-M-3 2,052,000.00 ~~842~~818.~~04209552~~67333333 0.00000000 2344.~~36876218~~61630604 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 4247.~~59536659~~93102653 ~~704~~656.~~40566127~~47463474 0.~~70440566~~65647463 4247.~~59536659~~93102653 I-M-1 0.00000000 4247.~~59536677~~93102651 ~~704~~656.~~40566121~~47463470 0.~~70440566~~65647463 4247.~~59536677~~93102651 I-M-2 0.00000000 4247.~~59536649~~93102685 ~~704~~656.~~40566121~~47463435 0.~~70440566~~65647463 4247.~~59536649~~93102685 I-M-3 0.00000000 4247.~~59536621~~93102653 ~~704~~656.~~40566101~~47463449 0.~~70440566~~65647463 4247.~~59536621~~93102653 2-A-1 0.00000000 3139.~~13916713~~36783929 ~~744~~705.~~70324817~~33540888 0.~~74470325~~70533541 3139.~~13916713~~36783929 2-M-1 0.00000000 3139.~~13916734~~36783971 ~~744~~705.~~70324853~~33540881 0.~~74470325~~70533541 3139.~~13916734~~36783971 2-M-2 0.00000000 3139.~~13916733~~36783827 ~~744~~705.~~70324793~~33540966 0.~~74470325~~70533541 3139.~~13916733~~36783827 2-M-3 0.00000000 3139.~~13916739~~36784042 ~~744~~705.~~70324949~~33540908 0.~~74470325~~70533541 3139.~~13916739~~36784042 3-A-1 0.00000000 2720.~~29597646~~82500945 ~~855~~834.~~80194348~~97693397 0.~~85580194~~83497693 2720.~~29597646~~82500945 3-M-1 0.00000000 2720.~~29597650~~82500898 ~~855~~834.~~80194333~~97693435 0.~~85580194~~83497693 2720.~~29597650~~82500898 3-M-2 0.00000000 2720.~~29597513~~82501140 ~~855~~834.~~80194404~~97693264 0.~~85580194~~83497693 2720.~~29597513~~82501140 4-A-1 0.00000000 2344.~~36876287~~61630426 ~~818~~774.~~67333109~~05702694 0.~~81867333~~77405703 2344.~~36876287~~61630426 4-M-1 0.00000000 2344.~~36876300~~61630416 ~~818~~774.~~67333189~~05702773 0.~~81867333~~77405703 2344.~~36876300~~61630416 4-M-2 0.00000000 2344.~~36876425~~61630474 ~~818~~774.~~67333233~~05702759 0.~~81867333~~77405703 2344.~~36876425~~61630474 4-M-3 0.00000000 2344.~~36876218~~61630604 ~~818~~774.~~67333333~~05702729 0.~~81867333~~77405703 2344.~~36876218~~61630604 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 2.~~53000~~76750% ~~151~~143,~~716~~065,~~655~~494.7621 ~~330~~318,~~531~~946.5964 0.00 0.00 I-M-1 13,619,000.00 23.~~78000~~01750% 109,~~173~~593,~~407~~300.0070 2423,~~354~~319.0105 0.00 0.00 I-M-2 11,842,000.00 3.~~43000~~66750% 8,~~845~~341,~~986~~571.1784 2624,~~127~~644.6013 0.00 0.00 I-M-3 7,106,500.00 4.~~18000~~41750% 5,~~308~~005,~~562~~858.8083 1917,~~107~~813.8856 0.00 0.00 2-A-1 100,592,000.00 2.61000% 7874,~~043~~911,~~540~~189.2414 ~~169~~162,~~744~~931.7084 0.00 0.00 2-M-1 8,647,000.00 3.25000% 6,~~708~~439,~~709~~448.3799 1817,~~169~~440.4217 0.00 0.00 2-M-2 3,747,000.00 3.45500% 2,~~907~~790,~~081~~403.5307 8,~~369~~034.9704 0.00 0.00 2-M-3 1,729,500.00 3.66000% 1,~~341~~287,~~819~~964.4627 43,~~092~~928.5529 0.00 0.00 3-A-1 150,328,000.00 3.28000% ~~132~~128,~~754~~650,~~344~~994.1056 ~~362~~351,~~861~~646.8705 0.00 0.00 3-M-1 7,235,000.00 3.49500% 6,~~389~~191,~~213~~727.4506 18,~~608~~033.5841 0.00 0.00 3-M-2 2,412,500.00 3.70000% 2,~~130~~064,~~473~~622.7319 6,~~568~~365.9692 0.00 0.00 4-A-1 92,060,000.00 3.28000% 7775,~~518~~367,~~395~~066.1886 ~~211~~206,~~883~~003.6132 0.00 0.00 4-M-1 4,616,000.00 3.49500% 3,~~886~~778,~~866~~996.3110 11,~~320~~006.5033 0.00 0.00 4-M-2 3,334,000.00 3.70000% 2,~~807~~729,~~368~~456.3489 8,~~656~~415.0583 0.00 0.00 4-M-3 2,052,000.00 3.90500% 1,~~727~~679,~~870~~917.3868 5,~~622~~466.7873 0.00 0.00 OT 0.00 0.00000% 0.00 0.00 0.00 0.00 Totals 612,421,500.00 1,~~226~~183,~~020~~995.0731 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 ~~330~~318,~~531~~946.5964 0.00 ~~143~~133,~~065~~330,~~494~~654.2179 I-M-1 0.00 0.00 2423,~~354~~319.0105 0.00 98,~~593~~940,~~300~~528.7005 I-M-2 0.00 0.00 2624,~~127~~644.6013 0.00 87,~~341~~773,~~571~~972.8462 I-M-3 0.00 0.00 1917,~~107~~813.8856 0.00 54,~~005~~665,~~858~~236.8399 2-A-1 0.00 0.00 ~~169~~162,~~744~~931.7084 0.00 7470,~~911~~951,~~189~~099.1445 2-M-1 0.00 0.00 1817,~~169~~440.4217 0.00 6,~~439~~099,~~448~~035.9928 2-M-2 0.00 0.00 8,~~369~~034.9704 0.00 2,~~790~~642,~~403~~891.0778 2-M-3 0.00 0.00 43,~~092~~928.5529 0.00 1,~~287~~219,~~964~~877.2759 3-A-1 0.00 0.00 ~~362~~351,~~861~~646.8705 0.00 ~~128~~125,~~650~~520,~~994~~412.5653 3-M-1 0.00 0.00 18,~~608~~033.5841 0.00 6,~~191~~041,~~727~~058.0612 3-M-2 0.00 0.00 6,~~568~~365.9692 0.00 2,~~064~~014,~~622~~381.1985 4-A-1 0.00 0.00 ~~211~~206,~~883~~003.6132 0.00 7571,~~367~~259,~~066~~689.8690 4-M-1 0.00 0.00 11,~~320~~006.5033 0.00 3,~~778~~573,~~996~~047.1024 4-M-2 0.00 0.00 8,~~656~~415.0583 0.00 2,~~729~~580,~~456~~706.8913 4-M-3 0.00 0.00 5,~~622~~466.7873 0.00 1,~~679~~588,~~917~~365.6802 OT 0.00 0.00 ~~734~~702,~~966~~413.2439 0.00 0.00 Totals 0.00 0.00 1,~~960~~886,~~986~~408.3170 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 2.~~53000~~76750% ~~747~~704.~~00102786~~40566127 1.~~62742473~~57038439 0.00000000 0.00000000 I-M-1 13,619,000.00 23.~~78000~~01750% ~~747~~704.~~00102798~~40566121 1.~~78823776~~71224392 0.00000000 0.00000000 I-M-2 11,842,000.00 3.~~43000~~66750% ~~747~~704.~~00102770~~40566121 2.~~20635028~~08107837 0.00000000 0.00000000 I-M-3 7,106,500.00 4.~~18000~~41750% ~~747~~704.~~00102723~~40566101 2.~~68878914~~50665729 0.00000000 0.00000000 2-A-1 100,592,000.00 2.61000% ~~775~~744.~~84241530~~70324817 1.~~68745725~~61972960 0.00000000 0.00000000 2-M-1 8,647,000.00 3.25000% ~~775~~744.~~84241587~~70324853 2.~~10123974~~01690413 0.00000000 0.00000000 2-M-2 3,747,000.00 3.45500% ~~775~~744.~~84241527~~70324793 2.~~23377902~~14412597 0.00000000 0.00000000 2-M-3 1,729,500.00 3.66000% ~~775~~744.~~84241688~~70324949 2.~~36631975~~27134432 0.00000000 0.00000000 3-A-1 150,328,000.00 3.28000% ~~883~~855.~~09791988~~80194348 2.~~41380096~~33919197 0.00000000 0.00000000 3-M-1 7,235,000.00 3.49500% ~~883~~855.~~09791983~~80194333 2.~~57202211~~49252384 0.00000000 0.00000000 3-M-2 2,412,500.00 3.70000% ~~883~~855.~~09791917~~80194404 2.~~72288497~~63872332 0.00000000 0.00000000 4-A-1 92,060,000.00 3.28000% ~~842~~818.~~04209407~~67333109 2.~~30158169~~23770715 0.00000000 0.00000000 4-M-1 4,616,000.00 3.49500% ~~842~~818.~~04209489~~67333189 2.~~45244801~~38438692 0.00000000 0.00000000 4-M-2 3,334,000.00 3.70000% ~~842~~818.~~04209358~~67333233 2.~~59629574~~52424415 0.00000000 0.00000000 4-M-3 2,052,000.00 3.90500% ~~842~~818.~~04209552~~67333333 2.~~74014620~~66409844 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.~~62742473~~57038439 0.00000000 ~~704~~656.~~40566127~~47463474 I-M-1 0.00000000 0.00000000 1.~~78823776~~71224392 0.00000000 ~~704~~656.~~40566121~~47463470 I-M-2 0.00000000 0.00000000 2.~~20635028~~08107837 0.00000000 ~~704~~656.~~40566121~~47463435 I-M-3 0.00000000 0.00000000 2.~~68878914~~50665729 0.00000000 ~~704~~656.~~40566101~~47463449 2-A-1 0.00000000 0.00000000 1.~~68745725~~61972960 0.00000000 ~~744~~705.~~70324817~~33540888 2-M-1 0.00000000 0.00000000 2.~~10123974~~01690413 0.00000000 ~~744~~705.~~70324853~~33540881 2-M-2 0.00000000 0.00000000 2.~~23377902~~14412597 0.00000000 ~~744~~705.~~70324793~~33540966 2-M-3 0.00000000 0.00000000 2.~~36631975~~27134432 0.00000000 ~~744~~705.~~70324949~~33540908 3-A-1 0.00000000 0.00000000 2.~~41380096~~33919197 0.00000000 ~~855~~834.~~80194348~~97693397 3-M-1 0.00000000 0.00000000 2.~~57202211~~49252384 0.00000000 ~~855~~834.~~80194333~~97693435 3-M-2 0.00000000 0.00000000 2.~~72288497~~63872332 0.00000000 ~~855~~834.~~80194404~~97693264 4-A-1 0.00000000 0.00000000 2.~~30158169~~23770715 0.00000000 ~~818~~774.~~67333109~~05702694 4-M-1 0.00000000 0.00000000 2.~~45244801~~38438692 0.00000000 ~~818~~774.~~67333189~~05702773 4-M-2 0.00000000 0.00000000 2.~~59629574~~52424415 0.00000000 ~~818~~774.~~67333233~~05702759 4-M-3 0.00000000 0.00000000 2.~~74014620~~66409844 0.00000000 ~~818~~774.~~67333333~~05702729 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 2225,~~476~~728,~~200~~571.4779 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 3942,~~270~~592.8564 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 2225,~~515~~771,~~471~~164.3243 Withdrawals Reimbursement for Servicer Advances 3739,~~410~~270.4985 Payment of Service Fee ~~154~~148,~~793~~429.0786 Payment of Interest and Principal 2225,~~323~~583,~~267~~463.7672 Total Withdrawals (Pool Distribution Amount) 2225,~~515~~771,~~471~~164.3243 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee ~~154~~148,~~793~~429.0786 Indenture Trustee Fee 0.00 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~154~~148,~~793~~429.0786

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 1 0 0 1 165,~~695~~520.5134 0.00 0.00 165,~~695~~520.5134 30 Days 109 0 0 0 109 21,~~008~~698,~~061~~947.4120 0.00 0.00 0.00 21,~~008~~698,~~061~~947.4120 60 Days 12 0 43 0 5 90848,~~101~~453.9085 0.00 1420,~~281,598~~853.1431 0.00 1,~~371~~269,~~700~~307.0416 90 Days 10 0 14 0 24 ~~109,788~~0.4900 0.00 ~~493~~1,~~442~~281,598.1214 0.00 ~~603~~1,~~230~~281,598.6114 120 Days 0 0 52 0 52 0.00 0.00 1603,~~467,127~~230.6561 0.00 1603,~~467,127~~230.6561 150 Days 1 0 0 4 0 14 ~~265,220.44~~ 0.00 0.00 1,197,161.47 0.00 ~~265~~1,~~220~~197,161.4447 180+ Days 23 0 3 0 56 ~~366~~594,~~837~~603.1595 0.00 ~~668~~706,~~727~~181.6327 0.00 1,~~035~~300,~~564~~785.7822 Totals 1514 1 1316 0 2931 23,~~840~~142,~~009~~005.3900 165,~~695~~520.5134 34,~~910~~209,~~895~~024.5480 0.00 67,~~916~~516,~~600~~550.4414 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.~~054885~~057438% 0.000000% 0.000000% 0.~~054885~~057438% 0.~~034862~~036651% 0.000000% 0.000000% 0.~~034862~~036651% 30 Days 0.~~548847~~516944% 0.000000% 0.000000% 0.000000% 0.~~548847~~516944% 0.~~422487~~376194% 0.000000% 0.000000% 0.000000% 0.~~422487~~376194% 60 Days 0.~~054885~~114877% 0.000000% 0.~~219539~~172315% 0.000000% 0.~~274424~~287191% 0.~~018957~~187871% 0.000000% 0.~~269642~~093189% 0.000000% 0.~~288599~~281060% 90 Days 0.~~054885~~000000% 0.000000% 0.~~054885~~229753% 0.000000% 0.~~109769~~229753% 0.~~023099~~000000% 0.000000% 0.~~103818~~283781% 0.000000% 0.~~126917~~283781% 120 Days 0.000000% 0.000000% 0.~~274424~~114877% 0.000000% 0.~~274424~~114877% 0.000000% 0.000000% 0.~~308677~~133572% 0.000000% 0.~~308677~~133572% 150 Days 0.~~054885~~000000% 0.000000% 0.~~000000~~229753% 0.000000% 0.~~054885~~229753% 0.~~055801~~000000% 0.000000% 0.~~000000~~265085% 0.000000% 0.~~055801~~265085% 180+ Days 0.~~109769~~172315% 0.000000% 0.~~164654~~172315% 0.000000% 0.~~274424~~344630% 0.~~077181~~131662% 0.000000% 0.~~140697~~156368% 0.000000% 0.~~217878~~288030% Totals 0.~~823271~~804136% 0.~~054885~~057438% 0.~~713502~~919012% 0.000000% 1.~~591658~~780586% 0.~~597525~~695727% 0.~~034862~~036651% 0.~~822834~~931995% 0.000000% 1.~~455221~~664372%

Delinquency Status By Groups

~~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 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 2 0 0 0 2 346,741.47 0.00 0.00 0.00 346,741.47 60 Days 1 0 0 0 1 330,536.05 0.00 0.00 0.00 330,536.05 6090 Days 10 0 2 0 32 ~~90,101~~0.9000 0.00 567,515.10 0.00 ~~657~~567,~~617~~515.0010 90120 Days 0 0 1 0 1 0.00 0.00 493,442.12 0.00 493,442.12 ~~120~~150 Days 0 0 3 0 3 0.00 0.00 1,116,574.74 0.00 1,116,574.74 ~~150 Days 1 0 0 0 1 265,220.44 0.00 0.00 0.00 265,220.44~~ 180 Days 12 0 2 0 34 ~~251~~516,~~259~~479.3882 0.00 590,603.50 0.00 ~~841~~1,~~862~~107,083.8832 Totals 45 0 8 0 1213 ~~937~~1,~~117~~193,757.7734 0.00 2,768,135.46 0.00 3,~~705~~961,~~253~~892.2380 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.~~160772~~341297% 0.000000% 0.000000% 0.000000% 0.~~160772~~341297% 0.~~197595~~222285% 0.000000% 0.000000% 0.000000% 0.~~197595~~222285% 60 Days 0.~~160772~~170648% 0.000000% 0.~~321543~~000000% 0.000000% 0.~~482315~~170648% 0.~~053863~~211896% 0.000000% 0.~~339261~~000000% 0.000000% 0.~~393124~~211896% 90 Days 0.000000% 0.000000% 0.~~160772~~341297% 0.000000% 0.~~160772~~341297% 0.000000% 0.000000% 0.~~294980~~363816% 0.000000% 0.~~294980~~363816% 120 Days 0.000000% 0.000000% 0.~~482315~~170648% 0.000000% 0.~~482315~~170648% 0.000000% 0.000000% 0.~~667489~~316330% 0.000000% 0.~~667489~~316330% 150 Days 0.~~160772~~000000% 0.000000% 0.~~000000~~511945% 0.000000% 0.~~160772~~511945% 0.~~158549~~000000% 0.000000% 0.~~000000~~715801% 0.000000% 0.~~158549~~715801% 180 Days 0.~~160772~~341297% 0.000000% 0.~~321543~~341297% 0.000000% 0.~~482315~~682594% 0.~~150203~~331099% 0.000000% 0.~~353063~~378617% 0.000000% 0.~~503266~~709716% Totals 0.~~643087~~853242% 0.000000% 1.~~286174~~365188% 0.000000% 12.~~929260~~218430% 0.~~560210~~765280% 0.000000% 1.~~654794~~774564% 0.000000% 2.~~215004~~539844% 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,~~695~~520.5134 0.00 0.00 165,~~695~~520.5134 30 Days 54 0 0 0 54 1743,~~105,733~~440.7649 0.00 0.00 0.00 1743,~~105,733~~440.7649 60 Days 01 0 12 0 13 0517,917.0080 0.00 ~~497~~352,~~116~~789.14 0.00 ~~497~~870,~~116~~706.1494 90 Days 0 0 01 0 01 0.00 0.00 0497,116.0014 0.00 0497,116.0014 120 Days 0 0 10 0 10 0.00 0.00 ~~80,586~~0.7300 0.00 ~~80,586~~0.7300 150 Days 0 0 01 0 01 0.00 0.00 080,586.0073 0.00 080,586.0073 180 Days 1 0 0 1 0 1 78,124.13 0.00 0.00 ~~78,124.13~~ 0.00 78,124.13 Totals 56 1 34 0 911 1,~~105~~339,~~733~~482.7642 165,~~695~~520.5134 ~~655~~930,~~827~~492.0001 0.00 12,~~927~~435,~~256~~494.2777 0-29 Days 0.~~271003~~283286% 0.000000% 0.000000% 0.~~271003~~283286% 0.~~192458~~202888% 0.000000% 0.000000% 0.~~192458~~202888% 30 Days 1.~~355014~~133144% 0.000000% 0.000000% 0.000000% 1.~~355014~~133144% 10.~~284326~~911278% 0.000000% 0.000000% 0.000000% 10.~~284326~~911278% 60 Days 0.~~000000~~283286% 0.000000% 0.~~271003~~566572% 0.000000% 0.~~271003~~849858% 0.~~000000~~634842% 0.000000% 0.~~577407~~432434% 0.000000% 01.~~577407~~067275% 90 Days 0.000000% 0.000000% 0.~~000000~~283286% 0.000000% 0.~~000000~~283286% 0.000000% 0.000000% 0.~~000000~~609344% 0.000000% 0.~~000000~~609344% 120 Days 0.000000% 0.000000% 0.~~271003~~000000% 0.000000% 0.~~271003~~000000% 0.000000% 0.000000% 0.~~093603~~000000% 0.000000% 0.~~093603~~000000% 150 Days 0.000000% 0.000000% 0.~~000000~~283286% 0.000000% 0.~~000000~~283286% 0.000000% 0.000000% 0.~~000000~~098780% 0.000000% 0.~~000000~~098780% 180 Days 0.~~000000~~283286% 0.000000% 0.~~271003~~000000% 0.000000% 0.~~271003~~283286% 0.~~000000~~095761% 0.000000% 0.~~090742~~000000% 0.000000% 0.~~090742~~095761% Totals 1.~~355014~~699717% 0.~~271003~~283286% 01.~~813008~~133144% 0.000000% 23.~~439024~~116147% 1.~~284326~~641880% 0.~~192458~~202888% 01.~~761752~~140557% 0.000000% 2.~~238536~~985326% 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 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 43 0 0 0 43 ~~571~~608,~~791~~765.6024 0.00 0.00 0.00 ~~571~~608,~~791~~765.6024 60 Days 0 0 1 0 1 0.00 0.00 ~~216~~68,~~966~~064.9017 0.00 ~~216~~68,~~966~~064.9017 90 Days 1 0 0 1 0 1 ~~109,788.49~~ 0.00 0.00 216,966.90 0.00 ~~109~~216,~~788~~966.4990 120 Days 0 0 1 0 1 0.00 0.00 ~~269~~109,~~966~~788.1849 0.00 ~~269~~109,~~966~~788.1849 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 1 0 0 1 0 1 ~~115,577.77~~ 0.00 0.00 115,577.77 0.00 115,577.77 Totals 63 0 24 0 87 ~~797~~608,~~157~~765.8624 0.00 ~~486~~510,~~933~~397.0833 0.00 1,~~284~~119,~~090~~162.9457 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.~~923788~~724638% 0.000000% 0.000000% 0.000000% 0.~~923788~~724638% 0.~~679536~~764854% 0.000000% 0.000000% 0.000000% 0.~~679536~~764854% 60 Days 0.000000% 0.000000% 0.~~230947~~241546% 0.000000% 0.~~230947~~241546% 0.000000% 0.000000% 0.~~257851~~085516% 0.000000% 0.~~257851~~085516% 90 Days 0.~~230947~~000000% 0.000000% 0.~~000000~~241546% 0.000000% 0.~~230947~~241546% 0.~~130476~~000000% 0.000000% 0.~~000000~~272598% 0.000000% 0.~~130476~~272598% 120 Days 0.000000% 0.000000% 0.~~230947~~241546% 0.000000% 0.~~230947~~241546% 0.000000% 0.000000% 0.~~320837~~137939% 0.000000% 0.~~320837~~137939% 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.~~230947~~000000% 0.000000% 0.~~000000~~241546% 0.000000% 0.~~230947~~241546% 0.~~137357~~000000% 0.000000% 0.~~000000~~145212% 0.000000% 0.~~137357~~145212% Totals 10.~~385681~~724638% 0.000000% 0.~~461894~~966184% 0.000000% 1.~~847575~~690821% 0.~~947369~~764854% 0.000000% 0.~~578688~~641264% 0.000000% 1.~~526057~~406118%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 3942,~~270~~592.8564

COLLATERAL STATEMENT Collateral Description Mixed ARM Weighted Average Gross Coupon 5.~~125664~~140910% Weighted Average Net Coupon 4.~~750664~~765910% Weighted Average Pass-Through Rate 4.~~750664~~765910% Weighted Average Maturity(Stepdown Calculation ) ~~350~~349 Beginning Scheduled Collateral Loan Count 1,~~891~~822 Number Of Loans Paid In Full 6981 Ending Scheduled Collateral Loan Count 1,~~822~~741 Beginning Scheduled Collateral Balance ~~495~~474,~~337~~975,~~790~~508.0359 Ending Scheduled Collateral Balance ~~474~~451,~~975~~278,~~508~~453.5955 Ending Actual Collateral Balance at 3031-~~Nov~~Dec-2004 ~~475~~451,~~295~~614,~~670~~695.1284 Monthly P &I Constant 2,~~482~~385,~~627~~790.5205 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 ~~474~~451,~~975~~278,~~508~~453.5955 Scheduled Principal ~~366~~350,~~848~~951.1351 Unscheduled Principal 1923,~~995~~346,~~433~~103.3153

Group Level Collateral Statement Group Group I Group II Group III Collateral Description Mixed ARM Mixed ARM Mixed ARM Weighted Average Coupon Rate 4.~~904371~~946703 5.~~270499~~261248 4.~~771202~~766745 Weighted Average Net Rate 4.~~529371~~571703 4.~~895499~~886248 4.~~396202~~391745 Weighted Average Maturity ~~350~~349 ~~350~~ 349 348 Beginning Loan Count ~~653~~622 ~~384~~369 ~~409~~398 Loans Paid In Full 3136 1516 1110 Ending Loan Count ~~622~~586 ~~369~~353 ~~398~~388 Beginning Scheduled Balance ~~177~~167,~~228~~190,~~875~~489.5742 8986,~~577~~005,~~610~~465.7259 ~~142~~137,~~077~~711,~~928~~241.9244 Ending scheduled Balance ~~167~~155,~~190~~894,~~489~~656.4229 8681,~~005~~489,~~465~~364.5922 ~~137~~134,~~711~~379,~~241~~750.4414 Record Date 1112/3031/2004 1112/3031/2004 1112/3031/2004 Principal And Interest Constant ~~807~~766,~~712~~456.6775 ~~499~~478,~~355~~091.9350 ~~653~~634,~~137~~406.1925 Scheduled Principal 8377,~~382~~255.5734 ~~105~~101,~~923~~011.6442 8887,~~235~~377.0856 Unscheduled Principal 911,~~955~~218,~~003~~577.5879 34,~~466~~415,~~221~~089.4995 43,~~278~~244,~~452~~113.4074 Scheduled Interest ~~724~~689,~~330~~201.1041 ~~393~~377,~~432~~080.2908 ~~564~~547,~~902~~028.1169 Servicing Fees 5552,~~384~~247.03 2726,~~993~~876.0171 4443,~~399~~034.3577 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 ~~668~~636,~~946~~954.0738 ~~365~~350,~~439~~203.2837 ~~520~~503,~~502~~993.7692 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.~~529371~~571703 4.~~895499~~886248 4.~~396202~~391745 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 ~~268~~252,~~824~~231.9901 ~~165~~157,~~062~~869.6403 ~~132~~127,~~463~~948.3454

Group Level Collateral Statement Group Group IV Total Collateral Description Mixed ARM Mixed ARM Weighted Average Coupon Rate 6.~~011771~~016940 5.~~125664~~140910 Weighted Average Net Rate 5.~~636771~~641940 4.~~750664~~765910 Weighted Average Maturity ~~351~~ 350 349 Beginning Loan Count ~~445~~433 1,~~891~~822 Loans Paid In Full 1219 6981 Ending Loan Count ~~433~~414 1,~~822~~741 Beginning Scheduled Balance 8684,~~453~~068,~~374~~312.8214 ~~495~~474,~~337~~975,~~790~~508.0359 Ending scheduled Balance 8479,~~068~~514,~~312~~682.1490 ~~474~~451,~~975~~278,~~508~~453.5955 Record Date 1112/3031/2004 1112/3031/2004 Principal And Interest Constant ~~522~~506,~~421~~835.7355 2,~~482~~385,~~627~~790.5205 Scheduled Principal 8985,~~306~~307.8419 ~~366~~350,~~848~~951.1351 Unscheduled Principal 24,~~295~~468,~~755~~322.8405 1923,~~995~~346,~~433~~103.3153 Scheduled Interest ~~433~~421,~~114~~528.8936 2,~~115~~034,~~779~~838.3954 Servicing Fees 2726,~~016~~271.6835 ~~154~~148,~~793~~429.0786 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 ~~406~~395,~~098~~257.2101 1,~~960~~886,~~986~~408.3268 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.~~636771~~641940 4.~~750664~~765910 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 ~~168~~164,~~615~~364.2781 ~~734~~702,~~966~~413.2439

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