Page 1 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Table of Contents

Distribution Report	3
Factor Report	5
Class XIA1 Component Distribution Report	7
Class XIA1 Component Factor Report	7
Exchangeable Classes Distribution Report	8
Exchangeable Classes Factor Report	9
Pool I Group Principal Collections	11
Pool II Group Principal Collections	11
Pool I Group Interest Collection Details	12
Pool II Group Interest Collection Details	12
Senior Class Percentages	13
Subordinate Class Percentage	13
Certificate Interest Shortfall Details	14
Exchangeable Certificate Interest Shortfall Details	15
Group Variable Information	16
Applied Loss	17
Delinquency by Group	19
Delinquency Totals	22
Delinquency Trend Group	22
Bankruptcy Group Report	23
Foreclosure Group Report	24
REO Group Report	25
Realized Loss Group Report	26

IF THERE ARE ANY QUESTIONS OR PROBLEMS WITH THIS STATEMENT, PLEASE

CONTACT THE ADMINISTRATOR LISTED BELOW:

Barbara J. Rios

Bank of New York - Structured Finance Services

601 Travis Street, 16th Floor

Houston, Texas 77002

Tel: (713) 483-6149 / Fax: (713) 483-6627

Email: barbara.rios@bankofny.com

Page 2 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Table of Contents

Trigger Details	26
CPR Trend Report	27

IF THERE ARE ANY QUESTIONS OR PROBLEMS WITH THIS STATEMENT, PLEASE

CONTACT THE ADMINISTRATOR LISTED BELOW:

Barbara J. Rios

Bank of New York - Structured Finance Services

601 Travis Street, 16th Floor

Houston, Texas 77002

Tel: (713) 483-6149 / Fax: (713) 483-6627

Email: barbara.rios@bankofny.com

Page 3 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

DISTRIBUTION IN DOLLARS
CLASS	ORIGINAL FACE VALUE	BEGINNING PRINCIPAL BALANCE	PRINCIPAL	INTEREST	TOTAL	REALIZED LOSSES	DEFERRED INTEREST	ENDING PRINCIPAL BALANCE
IA1	80,000,000.00	77,523,490.86	1,197,348.75	281,645.84	1,478,994.59	0.00	0.00	76,326,142.11
IA2	20,000,000.00	19,380,872.72	299,337.19	70,411.46	369,748.65	0.00	0.00	19,081,535.53
IA3	225,000,000.00	218,034,818.03	3,367,543.35	792,128.93	4,159,672.28	0.00	0.00	214,667,274.68
IA4	14,362,000.00	13,917,404.69	214,954.03	50,562.47	265,516.50	0.00	0.00	13,702,450.66
IA5	265,953,000.00	257,720,062.04	3,980,481.14	936,306.96	4,916,788.10	0.00	0.00	253,739,580.90
IA6	15,265,000.00	14,792,451.10	228,469.11	53,741.55	282,210.66	0.00	0.00	14,563,981.99
AR	100.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
IIA1	296,173,000.00	288,356,461.55	2,393,544.84	995,370.24	3,388,915.08	0.00	0.00	285,962,916.71
IIA2	18,905,000.00	18,406,063.02	152,782.21	63,535.41	216,317.62	0.00	0.00	18,253,280.81
IIA3	55,000,000.00	53,548,451.03	444,486.72	184,842.52	629,329.24	0.00	0.00	53,103,964.31
IIA4	11,180,000.00	10,884,939.68	90,352.03	37,573.44	127,925.47	0.00	0.00	10,794,587.65
IIIA1	264,113,000.00	257,392,650.28	5,682,509.58	1,034,058.35	6,716,567.93	0.00	0.00	251,710,140.70
IIIA2	7,978,000.00	7,774,999.96	171,650.25	31,235.56	202,885.81	0.00	0.00	7,603,349.71
IVA1	112,791,000.00	108,823,791.09	1,584,441.90	407,836.30	1,992,278.20	0.00	0.00	107,239,349.19
IVA2	3,407,000.00	3,287,165.25	47,860.14	12,319.23	60,179.37	0.00	0.00	3,239,305.11
VA1	226,500,000.00	225,168,787.19	3,298,308.54	782,744.73	4,081,053.27	0.00	0.00	221,870,478.65
VA2	6,842,000.00	6,801,787.38	99,633.67	23,644.77	123,278.44	0.00	0.00	6,702,153.71
VIA1	32,122,000.00	31,225,613.34	876,676.93	124,867.19	1,001,544.12	0.00	0.00	30,348,936.41
VIA2	970,000.00	942,931.48	26,473.34	3,770.66	30,244.00	0.00	0.00	916,458.14
VIIA1	168,606,000.00	166,574,064.30	1,923,751.51	640,525.07	2,564,276.58	0.00	0.00	164,650,312.79
VIIA2	5,093,000.00	5,031,622.30	58,109.83	19,348.03	77,457.86	0.00	0.00	4,973,512.47
VIIIA1	419,058,000.00	415,182,539.98	4,789,845.65	1,468,611.08	6,258,456.73	0.00	0.00	410,392,694.33
VIIIA2	12,659,000.00	12,541,929.22	144,692.75	44,364.14	189,056.89	0.00	0.00	12,397,236.47
IXA1	201,298,000.00	195,889,664.72	882,923.87	747,209.46	1,630,133.33	0.00	0.00	195,006,740.85
IXA2	6,081,000.00	5,917,619.91	26,672.20	22,572.41	49,244.61	0.00	0.00	5,890,947.71
XA1	139,054,000.00	136,324,024.59	174,740.29	558,120.37	732,860.66	0.00	0.00	136,149,284.30
XA2	4,201,000.00	4,118,523.93	5,279.13	16,861.53	22,140.66	0.00	0.00	4,113,244.80
XIA1REG	40,000,209.00	38,682,055.56	648,545.26	183,201.91	831,747.17	0.00	0.00	38,033,510.30
XIA2	27,016,000.00	26,125,723.83	438,025.18	123,733.92	561,759.10	0.00	0.00	25,687,698.65
XIA3REG	50,000,000.00	46,880,198.38	1,534,974.90	222,029.10	1,757,004.00	0.00	0.00	45,345,223.48
XIA4REG	43,756,419.00	42,677,295.38	530,940.17	202,123.75	733,063.92	0.00	0.00	42,146,355.21

Page 4 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

DISTRIBUTION IN DOLLARS
CLASS	ORIGINAL FACE VALUE	BEGINNING PRINCIPAL BALANCE	PRINCIPAL	INTEREST	TOTAL	REALIZED LOSSES	DEFERRED INTEREST	ENDING PRINCIPAL BALANCE
XIA5REG	33,662,653.00	33,662,653.00	0.00	159,429.54	159,429.54	0.00	0.00	33,662,653.00
XIIA1	105,487,000.00	102,263,035.36	5,330,251.95	506,648.08	5,836,900.03	0.00	0.00	96,932,783.41
XIIA2	24,741,000.00	24,741,000.00	0.00	122,575.87	122,575.87	0.00	0.00	24,741,000.00
XIIA4	7,951,000.00	7,808,925.78	234,894.46	38,688.24	273,582.70	0.00	0.00	7,574,031.32
XIIIA1	180,075,000.00	177,145,935.18	1,775,678.53	890,456.99	2,666,135.52	0.00	0.00	175,370,256.65
XIIIA3	10,535,000.00	10,405,910.98	78,257.27	52,307.25	130,564.52	0.00	0.00	10,327,653.71
XIM1REG	445,612,719.01	430,928,147.35	7,224,962.64	1,951,140.17	9,176,102.81	0.00	0.00	423,703,184.71
XIIM3	50,197,000.00	50,197,000.00	0.00	238,236.39	238,236.39	0.00	0.00	50,197,000.00
XIIIM2	58,967,000.00	58,967,000.00	0.00	284,123.80	284,123.80	0.00	0.00	58,967,000.00
IM	13,211,000.00	13,177,452.56	16,964.76	48,498.78	65,463.54	0.00	0.00	13,160,487.80
IB1	5,283,000.00	5,269,584.58	6,784.10	19,394.37	26,178.47	0.00	0.00	5,262,800.48
IB2	3,962,000.00	3,951,939.07	5,087.76	14,544.86	19,632.62	0.00	0.00	3,946,851.31
IB3	2,641,000.00	2,634,293.56	3,391.41	9,695.35	13,086.76	0.00	0.00	2,630,902.15
IB4	1,320,000.00	1,316,648.05	1,695.06	4,845.84	6,540.90	0.00	0.00	1,314,952.99
IB5	2,644,465.09	2,637,749.85	3,395.86	9,708.08	13,103.94	0.00	0.00	2,634,353.99
IIM	27,527,000.00	27,511,245.69	7,940.25	133,196.25	141,136.50	0.00	0.00	27,503,305.44
IIB1	7,864,000.00	7,859,499.26	2,268.40	38,051.92	40,320.32	0.00	0.00	7,857,230.86
IIB2	3,370,000.00	3,368,071.27	972.09	16,306.58	17,278.67	0.00	0.00	3,367,099.18
IIB3	2,808,000.00	2,806,392.92	809.98	13,587.21	14,397.19	0.00	0.00	2,805,582.94
IIB4	1,685,000.00	1,684,035.64	486.04	8,153.29	8,639.33	0.00	0.00	1,683,549.60
IIB5	2,249,307.01	2,248,019.68	648.82	10,883.84	11,532.66	0.00	0.00	2,247,370.86
TOTALS	3,765,176,872.11	3,680,512,542.57	50,009,843.84	14,705,769.08	64,715,612.92	0.00	0.00	3,630,502,698.73
XIS1REG	445,612,719.01	430,928,147.35	0.00	89,776.70	89,776.70	0.00	0.00	423,703,184.71
XIIS3	50,197,000.00	50,197,000.00	0.00	10,457.71	10,457.71	0.00	0.00	50,197,000.00
XIIIS2	58,967,000.00	58,967,000.00	0.00	12,284.79	12,284.79	0.00	0.00	58,967,000.00

Page 5 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

FACTOR INFORMATION PER $1000 OF ORIGINAL FACE
CLASS	CUSIP	BEGINNING PRINCIPAL	PRINCIPAL	INTEREST	TOTAL	ENDING PRINCIPAL	CURRENT PASS-THRU RATE
IA1	161630AA6	969.04363575	14.96685938	3.52057300	18.48743238	954.07677638	4.359646%
IA2	161630AB4	969.04363600	14.96685950	3.52057300	18.48743250	954.07677650	4.359646%
IA3	161630AC2	969.04363569	14.96685933	3.52057302	18.48743236	954.07677636	4.359646%
IA4	161630AD0	969.04363529	14.96685907	3.52057304	18.48743211	954.07677622	4.359646%
IA5	161630AE8	969.04363568	14.96685933	3.52057303	18.48743237	954.07677635	4.359646%
IA6	161630AF5	969.04363577	14.96685948	3.52057321	18.48743269	954.07677629	4.359646%
AR	161630CN6	0.00000000	0.00000000	0.00000000	0.00000000	0.00000000	4.366000%
IIA1	161630AG3	973.60820044	8.08157678	3.36077306	11.44234984	965.52662366	4.142249%
IIA2	161630AH1	973.60819995	8.08157683	3.36077281	11.44234964	965.52662312	4.142249%
IIA3	161630AJ7	973.60820055	8.08157673	3.36077309	11.44234982	965.52662382	4.142249%
IIA4	161630AK4	973.60820036	8.08157692	3.36077281	11.44234973	965.52662344	4.142249%
IIIA1	161630AL2	974.55502107	21.51544824	3.91521186	25.43066010	953.03957283	4.820922%
IIIA2	161630AM0	974.55502131	21.51544873	3.91521183	25.43066057	953.03957258	4.820922%
IVA1	161630AN8	964.82690188	14.04759156	3.61585854	17.66345010	950.77931032	4.497211%
IVA2	161630AP3	964.82690050	14.04759026	3.61585853	17.66344878	950.77931024	4.497211%
VA1	161630AQ1	994.12268075	14.56206861	3.45582662	18.01789523	979.56061214	4.171509%
VA2	161630AR9	994.12268050	14.56206811	3.45582724	18.01789535	979.56061239	4.171509%
VIA1	161630AS7	972.09430733	27.29210292	3.88727944	31.17938236	944.80220441	4.798645%
VIA2	161630AT5	972.09430928	27.29210309	3.88727835	31.17938144	944.80220619	4.798645%
VIIA1	161630AU2	987.94861571	11.40974526	3.79894589	15.20869115	976.53887044	4.614344%
VIIA2	161630AV0	987.94861575	11.40974475	3.79894561	15.20869036	976.53887100	4.614344%
VIIIA1	161630AW8	990.75197223	11.43003033	3.50455326	14.93458359	979.32194190	4.244719%
VIIIA2	161630AX6	990.75197251	11.43003002	3.50455328	14.93458330	979.32194249	4.244719%
IXA1	161630AY4	973.13269243	4.38615322	3.71195670	8.09810992	968.74653921	4.577329%
IXA2	161630AZ1	973.13269364	4.38615359	3.71195692	8.09811051	968.74654004	4.577329%
XA1	161630BA5	980.36751615	1.25663620	4.01369518	5.27033138	979.11087995	4.912886%
XA2	161630BB3	980.36751488	1.25663652	4.01369436	5.27033087	979.11087836	4.912886%
XIA1REG	161630BC1	967.04633618	16.21354678	4.58002382	20.79357060	950.83278940	5.686000%
XIA2	161630BH0	967.04633662	16.21354679	4.58002369	20.79357048	950.83278983	5.683315%
XIA3REG	161630BJ6	937.60396760	30.69949800	4.44058200	35.14008000	906.90446960	5.686000%

Page 6 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

FACTOR INFORMATION PER $1000 OF ORIGINAL FACE
CLASS	CUSIP	BEGINNING PRINCIPAL	PRINCIPAL	INTEREST	TOTAL	ENDING PRINCIPAL	CURRENT PASS-THRU RATE
XIA4REG	161630BK3	975.33793568	12.13399502	4.61929369	16.75328870	963.20394066	5.686000%
XIA5REG	161630BL1	1,000.00000000	0.00000000	4.73609552	4.73609552	1,000.00000000	5.686000%
XIIA1	161630BX5	969.43732744	50.52994160	4.80294330	55.33288491	918.90738584	5.945234%
XIIA2	161630BY3	1,000.00000000	0.00000000	4.95436199	4.95436199	1,000.00000000	5.945234%
XIIA4	161630CE6	982.13127657	29.54275689	4.86583323	34.40859011	952.58851968	5.945234%
XIIIA1	161630CF3	983.73419509	9.86077207	4.94492289	14.80569496	973.87342302	6.032023%
XIIIA3	161630CM8	987.74665211	7.42831229	4.96509255	12.39340484	980.31833982	6.032023%
XIM1REG	161630BD9	967.04633635	16.21354672	4.37855583	20.59210256	950.83278963	5.436000%
XIIM3	161630CA4	1,000.00000000	0.00000000	4.74602845	4.74602845	1,000.00000000	5.695234%
XIIIM2	161630CH9	1,000.00000000	0.00000000	4.81835264	4.81835264	1,000.00000000	5.782023%
IM	161630CP1	997.46064340	1.28413898	3.67109076	4.95522973	996.17650443	4.416524%
IB1	161630CR7	997.46064357	1.28413780	3.67109029	4.95522809	996.17650577	4.416524%
IB2	161630CT3	997.46064361	1.28413932	3.67109036	4.95522968	996.17650429	4.416524%
IB3	161630CX4	997.46064370	1.28413858	3.67109050	4.95522908	996.17650511	4.416524%
IB4	161630CZ9	997.46064394	1.28413636	3.67109091	4.95522727	996.17650758	4.416524%
IB5	161630DB1	997.46064336	1.28413871	3.67109403	4.95523274	996.17650464	4.416524%
IIM	161630CQ9	999.42767792	0.28845316	4.83874923	5.12720238	999.13922476	5.809824%
IIB1	161630CS5	999.42767803	0.28845371	4.83874873	5.12720244	999.13922431	5.809824%
IIB2	161630CU0	999.42767656	0.28845401	4.83874777	5.12720178	999.13922255	5.809824%
IIB3	161630CY2	999.42767806	0.28845442	4.83875000	5.12720442	999.13922365	5.809824%
IIB4	161630DA3	999.42767953	0.28845104	4.83874777	5.12719881	999.13922849	5.809824%
IIB5	161630DC9	999.42767706	0.28845329	4.83875254	5.12720582	999.13922377	5.809824%
TOTALS		977.51385063	13.28220308	3.90573128	17.18793436	964.23164756
XIS1REG	161630BF4	967.04633635	0.00000000	0.20146799	0.20146799	950.83278963	0.250000%
XIIS3	161630CB2	1,000.00000000	0.00000000	0.20833337	0.20833337	1,000.00000000	0.250000%
XIIIS2	161630CJ5	1,000.00000000	0.00000000	0.20833331	0.20833331	1,000.00000000	0.250000%

Page 7 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

DISTRIBUTION IN DOLLARS
CLASS	ORIGINAL FACE VALUE	BEGINNING PRINCIPAL BALANCE	PRINCIPAL	INTEREST	TOTAL	REALIZED LOSSES	DEFERRED INTEREST	ENDING PRINCIPAL BALANCE
XIA1A	240,557,395.00	225,547,568.81	7,384,991.28	0.00	7,384,991.28	218,162,577.53	XIA1A	240,557,395.00
XIA1B	83,207,605.00	78,015,780.86	2,554,431.71	0.00	2,554,431.71	75,461,349.15	XIA1B	83,207,605.00
XIA1C	66,955,000.00	66,955,000.00	0.00	0.00	0.00	66,955,000.00	XIA1C	66,955,000.00
XIA1D	60,356,000.00	60,356,000.00	0.00	0.00	0.00	60,356,000.00	XIA1D	60,356,000.00
XIA1E	22,508,000.00	22,508,000.00	0.00	0.00	0.00	22,508,000.00	XIA1E	22,508,000.00
XIA1F	139,448,000.00	139,448,000.00	0.00	0.00	0.00	139,448,000.00	XIA1F	139,448,000.00
TOTALS	613,032,000.00	592,830,349.67	9,939,422.99	0.00	9,939,422.99	582,890,926.68	TOTALS	613,032,000.00

FACTOR INFORMATION PER $1000 OF ORIGINAL FACE
CLASS	CUSIP	BEGINNING PRINCIPAL	PRINCIPAL	INTEREST	TOTAL	ENDING PRINCIPAL
XIA1A	Comp of XIA1	937.60397102	30.69949806	0.00000000	30.69949806	906.90447296
XIA1B	Comp of XIA1	937.60397094	30.69949808	0.00000000	30.69949808	906.90447285
XIA1C	Comp of XIA1	1,000.00000000	0.00000000	0.00000000	0.00000000	1,000.00000000
XIA1D	Comp of XIA1	1,000.00000000	0.00000000	0.00000000	0.00000000	1,000.00000000
XIA1E	Comp of XIA1	1,000.00000000	0.00000000	0.00000000	0.00000000	1,000.00000000
XIA1F	Comp of XIA1	1,000.00000000	0.00000000	0.00000000	0.00000000	1,000.00000000
TOTALS		967.04633636	16.21354675	0.00000000	16.21354675	950.83278961

Page 8 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

DISTRIBUTION IN DOLLARS
CLASS	ORIGINAL FACE VALUE	BEGINNING PRINCIPAL BALANCE	PRINCIPAL	INTEREST	TOTAL	REALIZED LOSSES	DEFERRED INTEREST	ENDING PRINCIPAL BALANCE
XIA1EXCH	573,031,791.00	554,148,294.11	9,290,877.73	2,624,499.25	11,915,376.98	0.00	0.00	544,857,416.38
XIA3EXCH	190,557,395.00	178,667,370.43	5,850,016.37	846,185.73	6,696,202.10	0.00	0.00	172,817,354.06
XIA4EXCH	166,762,186.00	162,649,485.48	2,023,491.53	770,323.50	2,793,815.03	0.00	0.00	160,625,993.95
XIA5EXCH	128,293,347.00	128,293,347.00	0.00	607,609.55	607,609.55	0.00	0.00	128,293,347.00
XIA6	390,720,000.00	370,518,349.68	9,939,422.99	1,754,810.29	11,694,233.28	0.00	0.00	360,578,926.69
XIA7	82,864,000.00	82,864,000.00	0.00	392,451.82	392,451.82	0.00	0.00	82,864,000.00
XIA8	139,448,000.00	139,448,000.00	0.00	660,439.05	660,439.05	0.00	0.00	139,448,000.00
XIIA3	50,197,000.00	50,197,000.00	0.00	248,694.10	248,694.10	0.00	0.00	50,197,000.00
XIIIA2	58,967,000.00	58,967,000.00	0.00	296,408.59	296,408.59	0.00	0.00	58,967,000.00
XIL1	613,032,000.00	592,830,349.67	9,939,422.99	2,560,688.51	12,500,111.50	0.00	0.00	582,890,926.68
XIL5	161,956,000.00	161,956,000.00	0.00	699,557.42	699,557.42	0.00	0.00	161,956,000.00
XIL8	139,448,000.00	139,448,000.00	0.00	602,335.71	602,335.71	0.00	0.00	139,448,000.00
XIIL3	50,197,000.00	50,197,000.00	0.00	227,778.69	227,778.69	0.00	0.00	50,197,000.00
XIIIL2	58,967,000.00	58,967,000.00	0.00	271,839.01	271,839.01	0.00	0.00	58,967,000.00
XIM1EXCH	167,419,280.99	161,902,202.32	2,714,460.33	733,054.67	3,447,515.00	0.00	0.00	159,187,741.99
XIM5	161,956,000.00	161,956,000.00	0.00	733,298.25	733,298.25	0.00	0.00	161,956,000.00
XIM8	139,448,000.00	139,448,000.00	0.00	631,387.38	631,387.38	0.00	0.00	139,448,000.00
TOTALS	3,273,263,999.99	3,192,457,398.69	39,757,691.94	14,661,361.52	54,419,053.46	0.00	0.00	3,152,699,706.75
XIF1	613,032,000.00	592,830,349.67	0.00	247,012.65	247,012.65	0.00	0.00	582,890,926.68
XIF5	161,956,000.00	161,956,000.00	0.00	67,481.67	67,481.67	0.00	0.00	161,956,000.00
XIF8	139,448,000.00	139,448,000.00	0.00	58,103.33	58,103.33	0.00	0.00	139,448,000.00
XIIF3	50,197,000.00	50,197,000.00	0.00	20,915.41	20,915.41	0.00	0.00	50,197,000.00
XIIIF2	58,967,000.00	58,967,000.00	0.00	24,569.58	24,569.58	0.00	0.00	58,967,000.00
XIS1EXCH	167,419,280.99	161,902,202.32	0.00	33,729.63	33,729.63	0.00	0.00	159,187,741.99
XIS5	161,956,000.00	161,956,000.00	0.00	33,740.83	33,740.83	0.00	0.00	161,956,000.00
XIS8	139,448,000.00	139,448,000.00	0.00	29,051.67	29,051.67	0.00	0.00	139,448,000.00

*Please Note: Above Certificates are Exchangeable Certificates

Page 9 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

FACTOR INFORMATION PER $1000 OF ORIGINAL FACE
CLASS	CUSIP	BEGINNING PRINCIPAL	PRINCIPAL	INTEREST	TOTAL	ENDING PRINCIPAL	CURRENT PASS-THRU RATE
XIA1EXCH	161630BC1	967.04633637	16.21354675	4.58002382	20.79357056	950.83278962	5.686000%
XIA3EXCH	161630BJ6	937.60397192	30.69949802	4.44058196	35.14007997	906.90447390	5.686000%
XIA4EXCH	161630BK3	975.33793111	12.13399499	4.61929361	16.75328860	963.20393611	5.686000%
XIA5EXCH	161630BL1	1,000.00000000	0.00000000	4.73609555	4.73609555	1,000.00000000	5.686000%
XIA6	161630BQ0	948.29634951	25.43873615	4.49122208	29.92995823	922.85761336	5.683315%
XIA7	161630BR8	1,000.00000000	0.00000000	4.73609553	4.73609553	1,000.00000000	5.683315%
XIA8	161630BS6	1,000.00000000	0.00000000	4.73609553	4.73609553	1,000.00000000	5.683315%
XIIA3	161630BZ0	1,000.00000000	0.00000000	4.95436181	4.95436181	1,000.00000000	5.945234%
XIIIA2	161630CG1	1,000.00000000	0.00000000	5.02668594	5.02668594	1,000.00000000	6.032023%
XIL1	161630BE7	967.04633636	16.21354675	4.17708784	20.39063458	950.83278961	5.183315%
XIL5	161630BP2	1,000.00000000	0.00000000	4.31942886	4.31942886	1,000.00000000	5.183315%
XIL8	161630BV9	1,000.00000000	0.00000000	4.31942882	4.31942882	1,000.00000000	5.183315%
XIIL3	161630CC0	1,000.00000000	0.00000000	4.53769528	4.53769528	1,000.00000000	5.445234%
XIIIL2	161630CK2	1,000.00000000	0.00000000	4.61001933	4.61001933	1,000.00000000	5.532023%
XIM1EXCH	161630BD9	967.04633638	16.21354670	4.37855584	20.59210253	950.83278968	5.436000%
XIM5	161630BM9	1,000.00000000	0.00000000	4.52776217	4.52776217	1,000.00000000	5.433315%
XIM8	161630BT4	1,000.00000000	0.00000000	4.52776218	4.52776218	1,000.00000000	5.433315%
TOTALS		975.31314269	12.14619167	4.47912589	16.62531756	963.16695102
XIF1	161630BG2	967.04633636	0.00000000	0.40293598	0.40293598	950.83278961	0.500000%
XIF5	161630DD7	1,000.00000000	0.00000000	0.41666669	0.41666669	1,000.00000000	0.500000%
XIF8	161630BW8	1,000.00000000	0.00000000	0.41666664	0.41666664	1,000.00000000	0.500000%
XIIF3	161630CD8	1,000.00000000	0.00000000	0.41666653	0.41666653	1,000.00000000	0.500000%
XIIIF2	161630CL0	1,000.00000000	0.00000000	0.41666661	0.41666661	1,000.00000000	0.500000%
XIS1EXCH	161630BF4	967.04633638	0.00000000	0.20146801	0.20146801	950.83278968	0.250000%
XIS5	161630BN7	1,000.00000000	0.00000000	0.20833331	0.20833331	1,000.00000000	0.250000%
XIS8	161630BU1	1,000.00000000	0.00000000	0.20833336	0.20833336	1,000.00000000	0.250000%

*Please Note: Above Certificates are Exchangeable Certificates

Page 10 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Mortgage Loan Information

Pool I Beginning Mortgage Loan Number	4,424
Pool I Ending Mortgage Loan Number	4,372
Pool I Beginning Principal Balance	2,584,550,397.30
Pool I Ending Principal Balance	2,552,350,209.41

Pool II Beginning Mortgage Loan Number	1,594
Pool II Ending Mortgage Loan Number	1,573
Pool II Beginning Principal Balance	1,095,962,145.25
Pool II Ending Principal Balance	1,078,152,489.30

Page 11 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Pool I Group Principal Collections
	Scheduled Principal Amount	Net Liquidation Proceeds	Payoff Amount	Curtailment	Repurchased Proceeds	Unscheduled Recovery
Group 1	1,076,245.00	0.00	7,474,631.73	749,427.93	0.00	0.00
Group 2	647,927.85	0.00	2,131,339.54	309,192.12	0.00	0.00
Group 3	248,630.63	0.00	5,219,600.04	388,729.62	0.00	0.00
Group 4	0.00	0.00	1,400,192.03	232,110.01	0.00	0.00
Group 5	0.00	0.00	3,336,986.94	60,955.27	0.00	0.00
Group 6	0.00	0.00	896,222.60	6,927.67	0.00	0.00
Group 7	305,584.10	0.00	1,486,480.66	193,187.34	0.00	0.00
Group 8	778,410.32	0.00	4,036,204.75	128,534.66	0.00	0.00
Group 9	211,610.07	0.00	432,800.00	267,573.09	0.00	0.00
Group 10	59,281.41	0.00	0.00	121,402.51	0.00	0.00
Total	3,327,689.38	0.00	26,414,458.29	2,458,040.22	0.00	0.00

Pool II Group Principal Collections
	Scheduled Principal Amount	Prepayment Amount	Payoff Amount	Curtailment	Repurchased Proceeds	Unscheduled Recovery
Group 11	191,038.71	0.00	9,908,047.15	286,347.58	0.00	0.00
Group 12	63,877.21	0.00	5,427,688.75	76,211.23	0.00	0.00
Group 13	61,261.14	0.00	1,500,000.00	295,184.18	0.00	0.00
Total	316,177.06	0.00	16,835,735.90	657,742.99	0.00	0.00

Page 12 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Pool I Group Interest Collection Details
	Gross Interest Amount	Service Fee Amount	Compensating Interest Shortfall	Relief Act Interest Shortfall	Net Interest Amount
Group 1	2,339,547.00	129,759.50	0.00	0.00	2,209,787.50
Group 2	1,375,999.61	80,090.04	0.00	0.00	1,295,909.57
Group 3	1,134,643.24	57,213.52	0.00	0.00	1,077,429.72
Group 4	449,193.72	24,192.83	0.00	0.00	425,000.89
Group 5	865,453.03	50,040.76	0.00	0.00	815,412.27
Group 6	137,054.82	6,941.34	0.00	0.00	130,113.48
Group 7	704,297.18	37,019.99	0.00	0.00	667,277.19
Group 8	1,622,168.68	92,268.64	0.00	0.00	1,529,900.04
Group 9	822,107.96	43,543.42	0.00	0.00	778,564.54
Group 10	611,800.95	30,300.72	0.00	0.00	581,500.23
Total	10,062,266.19	551,370.76	0.00	0.00	9,510,895.43

Pool II Group Interest Collection Details
	Gross Interest Amount	Service Fee Amount	Compensating Interest Shortfall	Relief Act Interest Shortfall	Net Interest Amount
Group 11	3,197,116.19	137,804.07	0.00	0.00	3,059,312.12
Group 12	997,142.26	41,164.14	0.00	0.00	955,978.12
Group 13	1,346,940.31	54,837.06	0.00	0.00	1,292,103.25
Total	5,541,198.76	233,805.27	0.00	0.00	5,307,393.49

Page 13 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Senior Class Percentages
	Principal Balance	Percentage	Prepayment Percentage
ia	601,369,099.44	98.869115%	100.000000%
iia	371,195,915.28	98.874302%	100.000000%
iiia	265,167,650.24	98.873644%	100.000000%
iva	112,110,956.34	98.859934%	100.000000%
va	231,970,574.57	98.893482%	100.000000%
via	32,168,544.82	98.865934%	100.000000%
viia	171,605,686.60	98.890400%	100.000000%
viiia	427,724,469.20	98.893729%	100.000000%
ixa	201,807,284.63	98.871937%	100.000000%
xa	140,442,548.52	98.879071%	100.000000%
xia	618,956,073.50	95.820075%	100.000000%
xiia	185,009,961.14	95.881511%	100.000000%
xiiia	246,518,846.16	95.903557%	100.000000%

Subordinate Class Percentage
	Percentage	Credit Support
im	0.509855%	0.611720%
ib1	0.203888%	0.407832%
ib2	0.152906%	0.254926%
ib3	0.101925%	0.153001%
ib4	0.050943%	0.102058%
ib5	0.102058%	0.000000%
iim	0.102058%	1.639292%
iib1	0.717132%	0.922160%
iib2	0.307316%	0.614843%
iib3	0.256067%	0.358777%
iib4	0.153658%	0.205118%
iib5	0.205118%	0.000000%

Page 14 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Certificate Interest Shortfall Details
	Compensating Interest Shortfall	Relief Act Interest Shortfall	Current Interest Shortfall	Interest Shortfall Paid	Remaining Interest Shortfall
ia1	0.00	0.00	0.00	0.00	0.00
ia2	0.00	0.00	0.00	0.00	0.00
ia3	0.00	0.00	0.00	0.00	0.00
ia4	0.00	0.00	0.00	0.00	0.00
ia5	0.00	0.00	0.00	0.00	0.00
ia6	0.00	0.00	0.00	0.00	0.00
iia1	0.00	0.00	0.00	0.00	0.00
iia2	0.00	0.00	0.00	0.00	0.00
iia3	0.00	0.00	0.00	0.00	0.00
iia4	0.00	0.00	0.00	0.00	0.00
iiia1	0.00	0.00	0.00	0.00	0.00
iiia2	0.00	0.00	0.00	0.00	0.00
iva1	0.00	0.00	0.00	0.00	0.00
iva2	0.00	0.00	0.00	0.00	0.00
va1	0.00	0.00	0.00	0.00	0.00
va2	0.00	0.00	0.00	0.00	0.00
via1	0.00	0.00	0.00	0.00	0.00
via2	0.00	0.00	0.00	0.00	0.00
viia1	0.00	0.00	0.00	0.00	0.00
viia2	0.00	0.00	0.00	0.00	0.00
viiia1	0.00	0.00	0.00	0.00	0.00
viiia2	0.00	0.00	0.00	0.00	0.00
ixa1	0.00	0.00	0.00	0.00	0.00
ixa2	0.00	0.00	0.00	0.00	0.00
xa1	0.00	0.00	0.00	0.00	0.00
xa2	0.00	0.00	0.00	0.00	0.00
xia1	0.00	0.00	0.00	0.00	0.00
xia2	0.00	0.00	0.00	0.00	0.00
xiia1	0.00	0.00	0.00	0.00	0.00
xiia2	0.00	0.00	0.00	0.00	0.00
xiia4	0.00	0.00	0.00	0.00	0.00
xiiia1	0.00	0.00	0.00	0.00	0.00
xiiia3	0.00	0.00	0.00	0.00	0.00
im	0.00	0.00	0.00	0.00	0.00
ib1	0.00	0.00	0.00	0.00	0.00
ib2	0.00	0.00	0.00	0.00	0.00

Page 15 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

ib3	0.00	0.00	0.00	0.00	0.00
ib4	0.00	0.00	0.00	0.00	0.00
ib5	0.00	0.00	0.00	0.00	0.00
iim	0.00	0.00	0.00	0.00	0.00
iib1	0.00	0.00	0.00	0.00	0.00
iib2	0.00	0.00	0.00	0.00	0.00
iib3	0.00	0.00	0.00	0.00	0.00
iib4	0.00	0.00	0.00	0.00	0.00
iib5	0.00	0.00	0.00	0.00	0.00

Exchangable Certificate Interest Shortfall Details
	Compensating Interest Shortfall	Relief Act Interest Shortfall	Current Interest Shortfall	Interest Shortfall Paid	Remaining Interest Shortfall
xiim3	0.00	0.00	0.00	0.00	0.00
xiis3	0.00	0.00	0.00	0.00	0.00
xiiim2	0.00	0.00	0.00	0.00	0.00
xiiis2	0.00	0.00	0.00	0.00	0.00

Page 16 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Pool I Senior Classes Principal Balance	2,555,562,729.64
Pool I Senior Classes Principal Balance	1,050,484,880.80
Class IM Principal Balance	13,177,452.56
Class IB Principal Balance	15,810,215.10
Class IIM Principal Balance	27,511,245.69
Class IIB Principal Balance	17,966,018.76
Pool I Senior Classes Percentage	98.878425%
Pool II Senior Classes Percentage	95.850471%

Group Variable Information

	Weighted Remaining Terms	WAC
Group 1	317	4.359646
Group 2	324	4.142249
Group 3	331	4.820922
Group 4	318	4.497211
Group 5	324	4.171509
Group 6	328	4.798645
Group 7	312	4.614344
Group 8	315	4.244719
Group 9	320	4.577329
Group 10	333	4.912886
Group 11	345	5.683315
Group 12	353	5.945234
Group 13	354	6.032023

Page 17 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Applied Loss
	Applied Loss	Applied Loss Paid	Applied Loss Outstanding
ia1	0.00	0.00	0.00
ia2	0.00	0.00	0.00
ia3	0.00	0.00	0.00
ia4	0.00	0.00	0.00
ia5	0.00	0.00	0.00
ia6	0.00	0.00	0.00
iia1	0.00	0.00	0.00
iia2	0.00	0.00	0.00
iia3	0.00	0.00	0.00
iia4	0.00	0.00	0.00
iiia1	0.00	0.00	0.00
iiia2	0.00	0.00	0.00
iva1	0.00	0.00	0.00
iva2	0.00	0.00	0.00
va1	0.00	0.00	0.00
va2	0.00	0.00	0.00
via1	0.00	0.00	0.00
via2	0.00	0.00	0.00
viia1	0.00	0.00	0.00
viia2	0.00	0.00	0.00
viiia1	0.00	0.00	0.00
viiia2	0.00	0.00	0.00
ixa1	0.00	0.00	0.00
ixa2	0.00	0.00	0.00
xa1	0.00	0.00	0.00
xa2	0.00	0.00	0.00
xia1	0.00	0.00	0.00
xia2	0.00	0.00	0.00
xiia1	0.00	0.00	0.00
xiia2	0.00	0.00	0.00
xiim3	0.00	0.00	0.00
xiia4	0.00	0.00	0.00
xiiia1	0.00	0.00	0.00
xiiim2	0.00	0.00	0.00
xiiia3	0.00	0.00	0.00
im	0.00	0.00	0.00
ib1	0.00	0.00	0.00
ib2	0.00	0.00	0.00
ib3	0.00	0.00	0.00
ib4	0.00	0.00	0.00
ib5	0.00	0.00	0.00
iim	0.00	0.00	0.00
iib1	0.00	0.00	0.00
iib2	0.00	0.00	0.00
iib3	0.00	0.00	0.00
iib4	0.00	0.00	0.00
iib5	0.00	0.00	0.00

Page 18 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Pool I Realized Loss	0.00
Pool I Cumulative Realized Loss	0.00
Pool II Realized Loss	0.00
Pool II Cumulative Realized Loss	0.00
Aggregate Servicer Advances	455,290.98
Aggregate Servicer Advances Recovered	624,316.76
Number of Mortgage Loans Acquired Through Foreclosure	0.00
Principal Balance of Mortgage Loans Acquired Through Foreclosure	0.00

Page 19 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Number and Aggregate Principal Amounts of Mortgage Loans in Delinquency

Delinquency by Group
Group 1
Category	Number	Principal Balance	Percentage
1 Month	5	4,773,382.32	0.0079696
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	5	4,773,382.32	0.0079696

Delinquency by Group
Group 2
Category	Number	Principal Balance	Percentage
1 Month	0	0.00	0
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	0	0.00	0

Delinquency by Group
Group 3
Category	Number	Principal Balance	Percentage
1 Month	2	833,805.15	0.0031784
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	2	833,805.15	0.0031784

Delinquency by Group
Group 4
Category	Number	Principal Balance	Percentage
1 Month	0	0.00	0
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	0	0.00	0

Page 20 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Delinquency by Group
Group 5
Category	Number	Principal Balance	Percentage
1 Month	3	1,618,581.10	0.0070017
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	3	1,618,581.10	0.0070017

Delinquency by Group
Group 6
Category	Number	Principal Balance	Percentage
1 Month	0	0.00	0
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	0	0.00	0

Delinquency by Group
Group 7
Category	Number	Principal Balance	Percentage
1 Month	1	400,056.20	0.0023321
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	1	400,056.20	0.0023321

Delinquency by Group
Group 8
Category	Number	Principal Balance	Percentage
1 Month	2	1,233,326.66	0.0028845
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	2	1,233,326.66	0.0028845

Page 21 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Delinquency by Group
Group 9
Category	Number	Principal Balance	Percentage
1 Month	0	0.00	0
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	0	0.00	0

Delinquency by Group
Group 10
Category	Number	Principal Balance	Percentage
1 Month	1	446,250.00	0.0031458
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	1	446,250.00	0.0031458

Delinquency by Group
Group 11
Category	Number	Principal Balance	Percentage
1 Month	8	4,807,079.45	0.0075634
2 Month	1	528,800.00	0.000832
3 Month	0	0.00	0
Total	9	5,335,879.45	0.0083954

Delinquency by Group
Group 12
Category	Number	Principal Balance	Percentage
1 Month	2	1,102,529.64	0.0058836
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	2	1,102,529.64	0.0058836

Page 22 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Delinquency by Group
Group 13
Category	Number	Principal Balance	Percentage
1 Month	3	1,614,983.11	0.0063285
2 Month	0	0.00	0
3 Month	0	0.00	0
Total	3	1,614,983.11	0.0063285

Delinquency by Group
Group 14
Category	Number	Principal Balance	Percentage
1 Month	27	16,829,993.63	0.0046357
2 Month	1	528,800.00	0.0001457
3 Month	0	0.00	0
Total	28	17,358,793.63	0.0047814

Page 23 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Number and Aggregate Principal Amounts of Mortgage Loans in Bankruptcy

Bankruptcy Group Report
Group Number	Number of Loans	Principal Balance	Percentage
1	0	0.00	0.00%
2	0	0.00	0.00%
3	0	0.00	0.00%
4	0	0.00	0.00%
5	0	0.00	0.00%
6	0	0.00	0.00%
7	0	0.00	0.00%
8	0	0.00	0.00%
9	0	0.00	0.00%
10	0	0.00	0.00%
11	0	0.00	0.00%
12	0	0.00	0.00%
13	0	0.00	0.00%
Total	0	0.00	0.00%

Page 24 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Number and Aggregate Principal Amounts of Mortgage Loans in Foreclosure

Foreclosure Group Report
Group Number	Number of Loans	Principal Balance	Percentage
1	0	0.00	0.00%
2	0	0.00	0.00%
3	0	0.00	0.00%
4	0	0.00	0.00%
5	0	0.00	0.00%
6	0	0.00	0.00%
7	0	0.00	0.00%
8	0	0.00	0.00%
9	0	0.00	0.00%
10	0	0.00	0.00%
11	1	551,200.00	0.09%
12	0	0.00	0.00%
13	0	0.00	0.00%
Total	1	551,200.00	0.02%

Page 25 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Number and Aggregate Principal Amounts of Mortgage Loans in REO

REO Group Report
Group Number	Number of Loans	Principal Balance	Percentage
1	0	0.00	0.00%
2	0	0.00	0.00%
3	0	0.00	0.00%
4	0	0.00	0.00%
5	0	0.00	0.00%
6	0	0.00	0.00%
7	0	0.00	0.00%
8	0	0.00	0.00%
9	0	0.00	0.00%
10	0	0.00	0.00%
11	0	0.00	0.00%
12	0	0.00	0.00%
13	0	0.00	0.00%
Total	0	0.00	0.00%

Page 26 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Realized Loss Detail

Realized Loss Group Report
Group Number	Current Loss	Cumulative Loss	Ending Balance	Balance of Liquidated Loans	Net Liquidation Proceeds
1	0.00	0.00	598,947,374.28	0.00	0.00
2	0.00	0.00	372,333,575.80	0.00	0.00
3	0.00	0.00	262,331,445.84	0.00	0.00
4	0.00	0.00	111,771,532.98	0.00	0.00
5	0.00	0.00	231,168,149.24	0.00	0.00
6	0.00	0.00	31,634,391.90	0.00	0.00
7	0.00	0.00	171,545,936.06	0.00	0.00
8	0.00	0.00	427,566,042.29	0.00	0.00
9	0.00	0.00	203,197,789.01	0.00	0.00
10	0.00	0.00	141,853,972.01	0.00	0.00
11	0.00	0.00	635,571,141.97	0.00	0.00
12	0.00	0.00	187,389,091.72	0.00	0.00
13	0.00	0.00	255,192,255.61	0.00	0.00
TOTAL	0.00	0.00	3,630,502,698.71	0.00	0.00

Trigger Details
	6Month Rolling Delinquency Trigger	Cumulative Loss Trigger
Group 1	NO	NO
Group 2	NO	NO
Group 3	NO	NO
Group 4	NO	NO
Group 5	NO	NO
Group 6	NO	NO
Group 7	NO	NO
Group 8	NO	NO
Group 9	NO	NO
Group 10	NO	NO
Group 11	NO	NO
Group 12	NO	NO
Group 13	NO	NO

Page 27 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

	03/26/2007	04/25/2007	05/25/2007
Group 1	13.25%	17.27%	15.10%
Group 2	9.86%	15.89%	7.54%
Group 3	12.98%	13.51%	22.42%
Group 4	16.14%	22.03%	15.97%
Group 5	6.50%	0.28%	16.06%
Group 6	15.94%	14.97%	28.67%
Group 7	1.54%	8.35%	11.03%
Group 8	0.29%	6.30%	10.98%
Group 9	7.04%	20.24%	4.04%
Group 10	15.60%	5.44%	1.02%
Group 11	8.58%	25.10%	17.38%
Group 12	12.03%	6.95%	29.35%
Group 13	4.93%	8.24%	8.07%

Page 28 of 28

Chase Mortgage Finance Trust, Series 2007-A1

May 25, 2007

Additional Pool Performance Information

Pool I: Is there any material changes to methology regarding calculations of delinquencies and charge-offs?	NO

Pool II: Is there any material changes to methology regarding calculations of delinquencies and charge-offs?	NO

Pool I: Is there any material modifications, extensions or waivers to pool asset terms, fees, penalties or
payments during the distribution period or that have cumulatively become material over time?	NO

Pool II: Is there any material modifications, extensions or waivers to pool asset terms, fees, penalties or
payments during the distribution period or that have cumulatively become material over time?	NO

Pool I: Is there any material breaches of pool asset representations or warranties or transaction covenants?	NO

Pool II: Is there any material breaches of pool asset representations or warranties or transaction covenants?	NO

Pool I: Is there any new issuance of asset-backed securities backed by the same asset pool, or any pool
asset changes?	NO

Pool II: Is there any new issuance of asset-backed securities backed by the same asset pool, or any pool
asset changes?	NO

Pool I: Is there any material changes in the solicitation, credit-granting, underwriting, origination, acquisition
or pool selection criteria or procedures, as applicable, used to originate, acquire or select the new pool assets?	NO

Pool II: Is there any material changes in the solicitation, credit-granting, underwriting, origination, acquisition
or pool selection criteria or procedures, as applicable, used to originate, acquire or select the new pool assets?	NO

Chase Mortgage Finance Trust Series 2007-A1 10-D