8-K 1 gmc05aa1_10507.txt JULY 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): July 18, 2005 GMACM Mortgage Loan Trust Mortgage Pass-Through Certificates, Series 2005-AA1 New York (governing law of 333-117232-27 54-2173134 Pooling and Servicing Agreement) (Commission 54-2173135 (State or other File Number) IRS EIN jurisdiction c/o Wells Fargo Bank, N.A. 9062 Old Annapolis Road 21045 Columbia, Maryland (Zip Code) (Address of principal executive offices) 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 July 18, 2005 a distribution was made to holders of GMACM Mortgage Loan Trust, Mortgage Pass-Through Certificates, Series 2005-AA1. 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 2005-AA1, relating to the Ju1y 18, 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. GMACM Mortgage Loan Trust Mortgage Pass-Through Certificates, Series 2005-AA1 By: Wells Fargo Bank N.A. as Trustee By: /s/ Beth Belfield, Officer By: Beth Belfield, Officer Date: 7/18/2005 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2005-AA1, relating to the July 18, 2005 distribution. GMAC Mortgage Corporation GMACM Mortgage Loan Trust 2005-AA1 GMACM Mortgage Pass-Through Certificates, Series 2005-AA1

Certificateholder Monthly Distribution Summary Class Cusip Class Certificate Beginning Pass Principal Description Rate Balance Through Distribution Type Rate (%) 1-A-1 76112BNM8 Senior Var-30/360 ~~159~~154,~~290~~286,~~608~~407.5910 5.~~642251~~629663 53,~~004~~863,~~201~~095.4993 2-A-1 76112BNN6 Senior Var-30/360 7571,~~494~~975,~~525~~446.8237 5.~~567069~~564072 313,~~519,079~~914.4523 2-A-2 76112BNP1 Senior Var-30/360 87,~~299~~912,~~165~~310.4662 5.~~567069~~564072 ~~386~~1,~~854~~529.8460 R 76112BNQ9 Senior Var-30/360 0.00 5.~~642251~~629663 0.00 M-1 76112BNR7 Mezzanine Var-30/360 7,~~965~~964,~~276~~543.5382 5.~~616330~~607266 ~~732~~741.7052 M-2 76112BNS5 Mezzanine Var-30/360 3,319,~~698~~393.4811 5.~~616330~~607266 ~~305~~309.3704 M-3 76112BNT3 Mezzanine Var-30/360 2,522,~~770~~538.8680 5.~~616330~~607266 ~~232~~234.0685 B-1 76112BNU0 Junior Var-30/360 1,990,~~819~~636.1805 5.~~616330~~607266 ~~183~~185.1333 B-2 76112BNV8 Junior Var-30/360 1,593,~~855~~708.2362 5.~~616330~~607266 ~~146~~148.6138 B-3 76112BNW6 Junior Var-30/360 1,194,~~996~~886.4048 5.~~616330~~607266 ~~109~~110.9246 Totals ~~261~~252,~~671~~759,~~716~~870.5597 83,~~911~~880,~~845~~269.5734

Certificateholder Monthly Distribution Summary (Continued) Class Interest Total Current Ending Cumulative Distribution Distribution Realized Balance Realized Losses Losses 1-A-1 ~~748~~723,~~964~~817.6911 54,~~753~~586,~~166~~913.1804 0.00 ~~154~~150,~~286~~423,~~407~~311.1017 0.00 2-A-1 ~~350~~333,~~236~~730.0349 3347,~~869,315~~644.4772 0.00 71,~~975~~961,~~446~~532.3715 0.00 2-A-2 3836,~~501~~687.8622 ~~425~~38,~~356~~216.7082 0.00 7,~~912~~910,~~310~~781.6202 0.00 R 0.00 0.00 0.00 0.00 0.00 M-1 37,~~279~~216.6909 3837,~~012~~957.3961 0.00 7,~~964~~963,~~543~~802.8231 0.00 M-2 15,~~537~~510.1060 15,~~842~~819.4764 0.00 3,319,~~393~~084.1106 0.00 M-3 11,~~807~~787.2612 12,~~039~~021.3297 0.00 2,522,~~538~~303.8094 0.00 B-1 9,~~317~~301.5869 9,~~500~~487.7102 0.00 1,990,~~636~~450.0571 0.00 B-2 7,~~459~~446.6896 7,~~606~~595.3034 0.00 1,593,~~708~~560.6224 0.00 B-3 5,~~592~~583.9137 5,~~702~~693.83 0.00 1,194,~~886~~776.4801 0.00 Totals 1,~~224~~181,~~696~~080.8065 105,~~136~~061,~~542~~349.3799 0.00 ~~252~~248,~~759~~879,~~870~~601.9761 0.00

Principal Distribution Detail Class Cusip Original Beginning Scheduled Accretion Certificate Certificate Principal Principal Balance Balance Distribution 1-A-1 76112BNM8 161,608,000.00 ~~159~~154,~~290~~286,~~608~~407.5910 53,~~004~~863,~~201~~095.4993 0.00 2-A-1 76112BNN6 76,903,000.00 7571,~~494~~975,~~525~~446.8237 313,~~519,079~~914.4523 0.00 2-A-2 76112BNP1 8,454,000.00 87,~~299~~912,~~165~~310.4662 ~~386~~1,~~854~~529.8460 0.00 R 76112BNQ9 100.00 0.00 0.00 0.00 M-1 76112BNR7 7,966,000.00 7,~~965~~964,~~276~~543.5382 ~~732~~741.7052 0.00 M-2 76112BNS5 3,320,000.00 3,319,~~698~~393.4811 ~~305~~309.3704 0.00 M-3 76112BNT3 2,523,000.00 2,522,~~770~~538.8680 ~~232~~234.0685 0.00 B-1 76112BNU0 1,991,000.00 1,990,~~819~~636.1805 ~~183~~185.1333 0.00 B-2 76112BNV8 1,594,000.00 1,593,~~855~~708.2362 ~~146~~148.6138 0.00 B-3 76112BNW6 1,195,104.94 1,194,~~996~~886.4048 ~~109~~110.9246 0.00 Totals 265,554,204.94 ~~261~~252,~~671~~759,~~716~~870.5597 83,~~911~~880,~~845~~269.5734 0.00

Principal Distribution Detail (Continued) Class Unscheduled Net Current Ending Ending Principal Principal Realized Certificate Certificate Adjustments Distribution Losses Balance Factor 1-A-1 0.00 53,~~004~~863,~~201~~095.4993 0.00 ~~154~~150,~~286~~423,~~407~~311.1017 0.~~95469535603~~93079124284 2-A-1 0.00 313,~~519,079~~914.4523 0.00 71,~~975~~961,~~446~~532.3715 0.~~93592507932~~93574414716 2-A-2 0.00 ~~386~~1,~~854~~529.8460 0.00 7,~~912~~910,~~310~~781.6202 0.~~93592507932~~93574414716 R 0.00 0.00 0.00 0.00 0.00000000000 M-1 0.00 ~~732~~741.7052 0.00 7,~~964~~963,~~543~~802.8231 0.~~99981720094~~99972411590 M-2 0.00 ~~305~~309.3704 0.00 3,319,~~393~~084.1106 0.~~99981720094~~99972411590 M-3 0.00 ~~232~~234.0685 0.00 2,522,~~538~~303.8094 0.~~99981720094~~99972411590 B-1 0.00 ~~183~~185.1333 0.00 1,990,~~636~~450.0571 0.~~99981720094~~99972411590 B-2 0.00 ~~146~~148.6138 0.00 1,593,~~708~~560.6224 0.~~99981720094~~99972411590 B-3 0.00 ~~109~~110.9246 0.00 1,194,~~886~~776.4801 0.~~99981720094~~99972477170 Totals 0.00 83,~~911~~880,~~845~~269.5734 0.00 ~~252~~248,~~759~~879,~~870~~601.9761

Interest Distribution Detail Class Beginning Pass Accrued Cumulative Deferred Total Net Unscheduled Interest Certificate Through Optimal Unpaid Interest Interest Prepayment Interest Paid Balance Rate (%) Interest Interest Due Int Shortfall Adjustment 1-A-1 ~~159~~154,~~290~~286,~~608~~407.5910 5.~~642251~~629663 ~~748~~723,~~964~~817.6911 0.00 0.00 ~~748~~723,~~964~~817.6911 0.00 0.00 ~~748~~723,~~964~~817.6911 2-A-1 7571,~~494~~975,~~525~~446.8237 5.~~567069~~564072 ~~350~~333,~~236~~730.0349 0.00 0.00 ~~350~~333,~~236~~730.0349 0.00 0.00 ~~350~~333,~~236~~730.0349 2-A-2 87,~~299~~912,~~165~~310.4662 5.~~567069~~564072 3836,~~501~~687.8622 0.00 0.00 3836,~~501~~687.8622 0.00 0.00 3836,~~501~~687.8622 R 0.00 5.~~642251~~629663 0.00 0.00 0.00 0.00 0.00 0.00 0.00 M-1 7,~~965~~964,~~276~~543.5382 5.~~616330~~607266 37,~~279~~216.6909 0.00 0.00 37,~~279~~216.6909 0.00 0.00 37,~~279~~216.6909 M-2 3,319,~~698~~393.4811 5.~~616330~~607266 15,~~537~~510.1060 0.00 0.00 15,~~537~~510.1060 0.00 0.00 15,~~537~~510.1060 M-3 2,522,~~770~~538.8680 5.~~616330~~607266 11,~~807~~787.2612 0.00 0.00 11,~~807~~787.2612 0.00 0.00 11,~~807~~787.2612 B-1 1,990,~~819~~636.1805 5.~~616330~~607266 9,~~317~~301.5869 0.00 0.00 9,~~317~~301.5869 0.00 0.00 9,~~317~~301.5869 B-2 1,593,~~855~~708.2362 5.~~616330~~607266 7,~~459~~446.6896 0.00 0.00 7,~~459~~446.6896 0.00 0.00 7,~~459~~446.6896 B-3 1,194,~~996~~886.4048 5.~~616330~~607266 5,~~592~~583.9137 0.00 0.00 5,~~592~~583.9137 0.00 0.00 5,~~592~~583.9137 Totals ~~261~~252,~~671~~759,~~716~~870.5597 1,~~224~~181,~~696~~080.8065 0.00 0.00 1,~~224~~181,~~696~~080.8065 0.00 0.00 1,~~224~~181,~~696~~080.8065

Current Payment Information Factors per $1,000 Class Cusip Original Beginning Cert. Principal Interest Ending Cert. Pass Certificate Notional Distribution Distribution Notional Through Balance Balance Balance Rate (%) 1-A-1 76112BNM8 161,608,000.00 ~~985~~954.~~660416500~~695356034 3023.~~965060466~~904113195 4.~~634453072~~478844552 ~~954~~930.~~695356034~~791242840 5.~~642251~~629663 2-A-1 76112BNN6 76,903,000.00 ~~981~~935.~~685055470~~925079316 450.~~759976154~~180932152 4.~~554257051~~339629046 935.~~925079316~~744147164 5.~~567069~~564072 2-A-2 76112BNP1 8,454,000.00 ~~981~~935.~~685055470~~925079316 450.~~759976154~~180932152 4.~~554277265~~339629046 935.~~925079316~~744147164 5.~~567069~~564072 R 76112BNQ9 100.00 0.000000000 0.000000000 0.000000000 0.000000000 5.~~642251~~629663 M-1 76112BNR7 7,966,000.00 999.~~909179814~~817200939 0.~~091978875~~093085036 4.~~679850156~~671867147 999.~~817200939~~724115903 5.~~616330~~607266 M-2 76112BNS5 3,320,000.00 999.~~909179814~~817200939 0.~~091978875~~093085036 4.~~679850156~~671867147 999.~~817200939~~724115903 5.~~616330~~607266 M-3 76112BNT3 2,523,000.00 999.~~909179814~~817200939 0.~~091978875~~093085036 4.~~679850156~~671867147 999.~~817200939~~724115903 5.~~616330~~607266 B-1 76112BNU0 1,991,000.00 999.~~909179814~~817200939 0.~~091978875~~093085036 4.~~679850156~~671867147 999.~~817200939~~724115903 5.~~616330~~607266 B-2 76112BNV8 1,594,000.00 999.~~909179814~~817200939 0.~~091978875~~093085036 4.~~679850156~~671867147 999.~~817200939~~724115903 5.~~616330~~607266 B-3 76112BNW6 1,195,104.94 999.~~909179814~~817200939 0.~~091978875~~092429242 4.~~679848449~~671867147 999.~~817200939~~724771697 5.~~616330~~607266 Totals 265,554,204.94 ~~985~~951.~~379676474~~820254652 3314.~~559421784~~611967229 4.~~611852410~~447606658 ~~951~~937.~~820254652~~208287348

Pool Level Data Distribution Date 67/18/05 Cut-off Date 4/1/05 Determination Date 67/1/05 Accrual Period 30/360 Begin 56/1/05 End 67/1/05 Number of Days in 30/360 Accrual Period 30

Collateral Information Group 1 Cut-Off Date Balance 173,772,531.01 Beginning Aggregate Pool Stated Principal Balance ~~171~~166,~~453~~448,~~854~~354.4194 Ending Aggregate Pool Stated Principal Balance ~~166~~162,~~448~~583,~~354~~961.9405 Beginning Aggregate Certificate Stated Principal Balance ~~261~~252,~~671~~759,~~716~~870.5496 Ending Aggregate Certificate Stated Principal Balance ~~252~~248,~~759~~879,~~870~~601.9663 Beginning Aggregate Loan Count ~~886~~862 Loans Paid Off or Otherwise Removed Pursuant to Pooling and Servicing Agreement 2422 Ending Aggregate Loan Count ~~862~~840 Beginning Weighted Average Loan Rate (WAC) 65.~~012252~~999664% Ending Weighted Average Loan Rate (WAC) 5.~~999664~~992122% Beginning Net Weighted Average Loan Rate 5.~~642252~~629664% Ending Net Weighted Average Loan Rate 5.~~629664~~622122% Weighted Average Maturity (WAM) (Months) ~~357~~356 Servicer Advances 0.00 Aggregate Pool Paid-in-fulls 43,~~962~~831,~~801~~382.3221 Aggregate Pool Curtailment Principal 2415,~~401~~247.7774 Pool Prepayment Rate 2924.~~8313~~4674 CPR Group 2 Cut-Off Date Balance 91,781,673.93 Beginning Aggregate Pool Stated Principal Balance 9086,~~217~~311,~~862~~515.1436 Ending Aggregate Pool Stated Principal Balance 86,~~311~~295,~~515~~636.3609 Beginning Aggregate Certificate Stated Principal Balance ~~261~~252,~~671~~759,~~716~~870.5496 Ending Aggregate Certificate Stated Principal Balance ~~252~~248,~~759~~879,~~870~~601.9663 Beginning Aggregate Loan Count ~~193~~185 Loans Paid Off or Otherwise Removed Pursuant to Pooling and Servicing Agreement 80 Ending Aggregate Loan Count 185 Beginning Weighted Average Loan Rate (WAC) 5.~~937070~~934073% Ending Weighted Average Loan Rate (WAC) 5.~~934073~~934134% Beginning Net Weighted Average Loan Rate 5.~~567070~~564073% Ending Net Weighted Average Loan Rate 5.~~564073~~564134% Weighted Average Maturity (WAM) (Months) ~~357~~365 Servicer Advances 0.00 Aggregate Pool Paid-in-fulls ~~3,830,799~~0.9200 Aggregate Pool Curtailment Principal 6910,~~763~~069.3738 Pool Prepayment Rate 410.~~1633 CPR~~1399CPR

Delinquency Information Group 1 Delinquency 30-59 Days 60-89 Days 90+ Days Totals Scheduled Principal Balance 1888,~~499,530~~559.1297 0278,000.00 0.00 1,~~499~~166,~~530~~559.1297 Percentage of Total Pool Balance 0.~~900898~~546524% 0.~~000000~~170989% 0.000000% 0.~~900898~~717512% Number of Loans 95 01 0 96 Percentage of Total Loans 10.~~044084~~595238% 0.~~000000~~119048% 0.000000% 10.~~044084~~714286% Foreclosure Scheduled Principal Balance 0.00 0125,550.00 0.00 0125,550.00 Percentage of Total Pool Balance 0.000000% 0.~~000000~~077222% 0.000000% 0.~~000000~~077222% Number of Loans 0 01 0 01 Percentage of Total Loans 0.000000% 0.~~000000~~119048% 0.000000% 0.~~000000~~119048% Bankruptcy Scheduled Principal Balance 0.00 0.00 0.00 0.00 Percentage of Total Pool Balance 0.000000% 0.000000% 0.000000% 0.000000% Number of Loans 0 0 0 0 Percentage of Total Loans 0.000000% 0.000000% 0.000000% 0.000000% REO Scheduled Principal Balance 0.00 0.00 0.00 0.00 Percentage of Total Pool Balance 0.000000% 0.000000% 0.000000% 0.000000% Number of Loans 0 0 0 0 Percentage of Total Loans 0.000000% 0.000000% 0.000000% 0.000000% Book Value of all REO Loans 0.00 Percentage of Total Pool Balance 0.000000% Current Realized Losses 0.00 Additional Gains (Recoveries)/Losses 0.00 Total Realized Losses 0.00 Group 2 Delinquency 30-59 Days 60-89 Days 90+ Days Totals Scheduled Principal Balance 1,~~694~~758,~~421~~967.3835 0.00 0.00 1,~~694~~758,~~421~~967.3835 Percentage of Total Pool Balance 12.~~963146~~038304% 0.000000% 0.000000% 12.~~963146~~038304% Number of Loans 54 0 0 54 Percentage of Total Loans 2.~~702703~~162162% 0.000000% 0.000000% 2.~~702703~~162162% Foreclosure Scheduled Principal Balance 0.00 0.00 0.00 0.00 Percentage of Total Pool Balance 0.000000% 0.000000% 0.000000% 0.000000% Number of Loans 0 0 0 0 Percentage of Total Loans 0.000000% 0.000000% 0.000000% 0.000000% Bankruptcy Scheduled Principal Balance 0.00 0.00 0.00 0.00 Percentage of Total Pool Balance 0.000000% 0.000000% 0.000000% 0.000000% Number of Loans 0 0 0 0 Percentage of Total Loans 0.000000% 0.000000% 0.000000% 0.000000% REO Scheduled Principal Balance 0.00 0.00 0.00 0.00 Percentage of Total Pool Balance 0.000000% 0.000000% 0.000000% 0.000000% Number of Loans 0 0 0 0 Percentage of Total Loans 0.000000% 0.000000% 0.000000% 0.000000% Book Value of all REO Loans 0.00 Percentage of Total Pool Balance 0.000000% Current Realized Losses 0.00 Additional Gains (Recoveries)/Losses 0.00 Total Realized Losses 0.00

Subordination/Credit Enhancement Information Credit Support Original Current Class A 246,965,100.00 ~~234~~230,~~174~~295,~~164~~624.0934 Class A Percentage 92.999883% 92.~~646892~~532945% Class M-1 7,966,000.00 7,~~964~~963,~~543~~802.8231 Class M-1 Percentage 2.999764% 3.~~151032~~199861% Class M-2 3,320,000.00 3,319,~~393~~084.1106 Class M-2 Percentage 1.250216% 1.~~313260~~333610% Class M-3 2,523,000.00 2,522,~~538~~303.8094 Class M-3 Percentage 0.950089% 01.~~997998~~013464% Class B-1 1,991,000.00 1,990,~~636~~450.0571 Class B-1 Percentage 0.749753% 0.~~787560~~799765% Class B-2 1,594,000.00 1,593,~~708~~560.6224 Class B-2 Percentage 0.600254% 0.~~630523~~640294% Class B-3 1,195,104.94 1,194,~~886~~776.4801 Class B-3 Percentage 0.450042% 0.~~472736~~480062%

Filing Compare · GMACM Mortgage Loan Trust 2005-AA1