EX-99.1 2 v022806_ex99-1.txt Page 1 Chase Mortgage Finance Trust Series 2005-S1 Statement to Certificateholders July 25 2005

IF THERE ARE ANY QUESTIONS OR PROBLEMS WITH THIS STATEMENT, PLEASE CONTACT THE ADMINISTRATOR LISTED BELOW: Janet M Russo JPMorgan Chase Bank, N.A. - Structured Finance Services 4 New York Plaza, 6th Floor, New York, New York 10004 Tel: (212) 623-4508 Fax: (212) 623-5930 Email: janet.russo@chase.com Copyright (C) 2001 J.P. Morgan Chase & Co. All rights reserved. Page 4 Chase Mortgage Finance Trust Series 2005-S1 July 25 2005 Total Scheduled Principal Amount 1,107,879.78 Subgroup 1-AP Scheduled Principal Amount 98.96 Subgroup 1-1 Scheduled Principal Amount 44,489.58 Subgroup 1-2 Scheduled Principal Amount 295,688.16 Subgroup 1-3 Scheduled Principal Amount 105,916.11 Subgroup 2-AP Scheduled Principal Amount 3,062.02 Subgroup 2-1 Scheduled Principal Amount 587,693.45 Subgroup 2-2 Scheduled Principal Amount 70,931.50 Total Unscheduled Principal Amounts 6,766,059.97 Subgroup 1-AP Unscheduled Principal Amount 16.20 Subgroup 1-1 Unscheduled Principal Amount 75,781.94 Subgroup 1-2 Unscheduled Principal Amount 2,448,631.12 Subgroup 1-3 Unscheduled Principal Amount 2,588,741.38 Subgroup 2-AP Unscheduled Principal Amount 117.86 Subgroup 2-1 Unscheduled Principal Amount 1,375,159.79 Subgroup 2-2 Unscheduled Principal Amount 277,611.68 Total Repurchase Proceeds 0.00 Subgroup AP Repurchase Proceeds 0.00 Subgroup 1-1 Repurchase Proceeds 0.00 Subgroup 1-2 Repurchase Proceeds 0.00 Subgroup 1-3 Repurchase Proceeds 0.00 Subgroup 2-1 Repurchase Proceeds 0.00 Subgroup 2-2 Repurchase Proceeds 0.00 Total Beginning Principal Balance of Mortgage Loans 593,653,772.42 Subgroup 1-AP Beginning Principal Balance 85,568.00 Subgroup 1-1 Beginning Principal Balance 40,510,452.03 Subgroup 1-2 Beginning Principal Balance 277,674,954.38 Subgroup 1-3 Beginning Principal Balance 102,818,481.71 Subgroup 2-AP Beginning Principal Balance 749,991.93 Subgroup 2-1 Beginning Principal Balance 153,399,554.39 Subgroup 2-2 Beginning Principal Balance 18,414,769.98

Copyright (C) 2001 J.P. Morgan Chase & Co. All rights Reserved. Page 5 Chase Mortgage Finance Trust Series 2005-S1 July 25 2005 Total Ending Principal Balance of Mortgage Loans 585,779,832.69 Subgroup 1-AP Ending Principal Balance 85,452.83 Subgroup 1-1 Ending Principal Balance 40,390,180.51 Subgroup 1-2 Ending Principal Balance 274,930,635.11 Subgroup 1-3 Ending Principal Balance 100,123,824.23 Subgroup 2-AP Ending Principal Balance 746,812.06 Subgroup 2-1 Ending Principal Balance 151,436,701.16 Subgroup 2-2 Ending Principal Balance 18,066,226.79 Aggregate Amount of Servicer Advances 3,859.30 Aggregate Recovered Advances 4,303.60 Aggregate Number of Outstanding Mortgage Loans 1,197.00 Aggregate Weighted Average Coupon 5.752729 % Aggregate Weighted Average Remaining Term 302 Servicing Fees 131,593.26 Group AP Servicing Fees 185.22 Group 1 Servicing Fees 93,322.53 Group 2 Servicing Fees 38,085.51 Total Net Liquidation Proceeds 0.00 Group 1 Net Liquidation Proceeds 0.00 Group 2 Net Liquidation Proceeds 0.00

Copyright (C) 2001 J.P. Morgan Chase & Co. All rights Reserved. Page 6 Chase Mortgage Finance Trust Series 2005-S1 July 25 2005 Sec. 6.02(vii) Number and Aggregate Principal Amounts of Mortgage Loans in Delinquency Group Totals Principal Category Number Balance Percentage 1 Month 6 3,381,034.09 0.58 % 2 Month 0 0.00 0.00 % 3 Month 0 0.00 0.00 % Total 6 3,381,034.09 0.58 % Sec. 6.02(viii) Number and Aggregate Principal Amounts of Mortgage Loans in Foreclosure Group Totals Principal Number Balance Percentage 0 0.00 0.00 % Number and Aggregate Principal Amounts of REO Loans Group Totals Principal Number Balance Percentage 0 0.00 0.00 % Current Period Aggregate Realized Losses 0.00 Current Period Group 1 Realized Losses 0.00 Current Period Group 2 Realized Losses 0.00 Cumulative Realized Losses 0.00 Cumulative Period Group 1 Realized Losses 0.00 Cumulative Period Group 2 Realized Losses 0.00 Fraud Loss Amount 6,001,538.00 Bankruptcy Loss Amount 100,000.00 Special Hazard Loss Amount 6,001,538.00

Copyright (C) 2001 J.P. Morgan Chase & Co. All rights Reserved. Page 7 Chase Mortgage Finance Trust Series 2005-S1 July 25 2005 Class A Principal Balance 576,313,197.46 Class AP Principal Balance 835,558.66 Class A Subgroup 1-1 Principal Balance 39,332,334.55 Class A Subgroup 1-2 Principal Balance 269,576,666.38 Class A Subgroup 1-3 Principal Balance 99,795,552.48 Class A Subgroup 2-1 Principal Balance 148,896,069.59 Class A Subgroup 2-2 Principal Balance 17,877,015.80 Class M Principal Balance 9,865,651.43 Class B Principal Balance 7,474,922.27 Class A Percentage 97.079009 % Class AP Percentage 0.140748 % Class A Subgroup 1-1 Percentage 97.091818 % Class A Subgroup 1-2 Percentage 97.083537 % Class A Subgroup 1-3 Percentage 97.059936 % Class A Subgroup 2-1 Percentage 97.064213 % Class A Subgroup 2-2 Percentage 97.079767 % Class M Percentage 1.661853 % Class B Percentage 1.259139 % Class A Group 1-1 Prepayment Percentage 100.0000 % Class A Group 1-2 Prepayment Percentage 100.0000 % Class A Group 1-3 Prepayment Percentage 100.0000 % Class A Group 2-1 Prepayment Percentage 100.0000 % Class A Group 2-2 Prepayment Percentage 100.0000 % Original Credit Support M 1.25 % Original Credit Support B1 0.80 % Original Credit Support B2 0.50 % Original Credit Support B3 0.30 % Original Credit Support B4 0.15 %

Copyright (C) 2001 J.P. Morgan Chase & Co. All rights Reserved. Page 8 Chase Mortgage Finance Trust Series 2005-S1 July 25 2005 Current Credit Support M 1.26 % Current Credit Support B1 0.81 % Current Credit Support B2 0.50 % Current Credit Support B3 0.30 % Current Credit Support B4 0.15 % Aggregate Outstanding Interest Shortfalls Class IA1 Shortfall 0.00 Class IA2 Shortfall 0.00 Class IA3 Shortfall 0.00 Class IA4 Shortfall 0.00 Class IA5 Shortfall 0.00 Class IA6 Shortfall 0.00 Class IA7 Shortfall 0.00 Class IA8 Shortfall 0.00 Class IA9 Shortfall 0.00 Class IA10 Shortfall 0.00 Class IA11 Shortfall 0.00 Class IA12 Shortfall 0.00 Class IA13 Shortfall 0.00 Class IA14 Shortfall 0.00 Class IA15 Shortfall 0.00 Class IA16 Shortfall 0.00 Class IA17 Shortfall 0.00 Class IA18 Shortfall 0.00 Class IIA1 Shortfall 0.00 Class IIA2 Shortfall 0.00 Class IIA3 Shortfall 0.00 Class AR Shortfall 0.00 Class IAX Shortfall 0.00 Class M Shortfall 0.00 Class B1 Shortfall 0.00 Class B2 Shortfall 0.00 Class B3 Shortfall 0.00 Class B4 Shortfall 0.00 Class B5 Shortfall 0.00

Copyright (C) 2001 J.P. Morgan Chase & Co. All rights Reserved. Page 9 Chase Mortgage Finance Trust Series 2005-S1 July 25 2005 Compensating Interest Shortfalls Total Compensating Interest Shortfall 0.00 Compensating Interest Shortfall IA1 0.00 Compensating Interest Shortfall IA2 0.00 Compensating Interest Shortfall IA3 0.00 Compensating Interest Shortfall IA4 0.00 Compensating Interest Shortfall IA5 0.00 Compensating Interest Shortfall IA6 0.00 Compensating Interest Shortfall IA7 0.00 Compensating Interest Shortfall IA8 0.00 Compensating Interest Shortfall IA9 0.00 Compensating Interest Shortfall IA10 0.00 Compensating Interest Shortfall IA11 0.00 Compensating Interest Shortfall IA12 0.00 Compensating Interest Shortfall IA13 0.00 Compensating Interest Shortfall IA14 0.00 Compensating Interest Shortfall IA15 0.00 Compensating Interest Shortfall IA16 0.00 Compensating Interest Shortfall IA17 0.00 Compensating Interest Shortfall IA18 0.00 Compensating Interest Shortfall IIA1 0.00 Compensating Interest Shortfall IIA2 0.00 Compensating Interest Shortfall IIA3 0.00 Compensating Interest Shortfall AR 0.00 Compensating Interest Shortfall IAX 0.00 Compensating Interest Shortfall M 0.00 Compensating Interest Shortfall B1 0.00 Compensating Interest Shortfall B2 0.00 Compensating Interest Shortfall B3 0.00 Compensating Interest Shortfall B4 0.00 Compensating Interest Shortfall B5 0.00

Copyright (C) 2001 J.P. Morgan Chase & Co. All rights Reserved. Page 10 Chase Mortgage Finance Trust Series 2005-S1 July 25 2005 Total Relief Act 0.00 Relief Act Reduction IA1 0.00 Relief Act Reduction IA2 0.00 Relief Act Reduction IA3 0.00 Relief Act Reduction IA4 0.00 Relief Act Reduction IA5 0.00 Relief Act Reduction IA6 0.00 Relief Act Reduction IA7 0.00 Relief Act Reduction IA8 0.00 Relief Act Reduction IA9 0.00 Relief Act Reduction IA10 0.00 Relief Act Reduction IA11 0.00 Relief Act Reduction IA12 0.00 Relief Act Reduction IA13 0.00 Relief Act Reduction IA14 0.00 Relief Act Reduction IA15 0.00 Relief Act Reduction IA16 0.00 Relief Act Reduction IA17 0.00 Relief Act Reduction IA18 0.00 Relief Act Reduction IIA1 0.00 Relief Act Reduction IIA2 0.00 Relief Act Reduction IIA3 0.00 Relief Act Reduction AR 0.00 Relief Act Reduction IAX 0.00 Relief Act Reduction M 0.00 Relief Act Reduction B1 0.00 Relief Act Reduction B2 0.00 Relief Act Reduction B3 0.00 Relief Act Reduction B4 0.00 Relief Act Reduction B5 0.00

Chase Mortgage Finance Trust Series 2005-S1 8-K