10-D 1 mam07002_10d-200710.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington D.C. 20549 FORM 10-D ASSET-BACKED ISSUER DISTRIBUTION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the monthly distribution period from: September 26, 2007 to October 25, 2007 Commission File Number of issuing entity: 333-130373-23 MASTR Adjustable Rate Mortgages Trust 2007-2 (Exact name of issuing entity as specified in its charter) Commission File Number of depositor: 333-130373 Mortgage Asset Securitization Transactions, Inc. (Exact name of depositor as specified in its charter) UBS Real Estate Securities Inc. (Exact name of sponsor as specified in its charter) New York (State or other jurisdiction of incorporation or organization of the issuing entity) 54-2198961 54-2198962 54-2198964 54-2198965 54-2198966 (I.R.S. Employer Identification No.) c/o Wells Fargo Bank, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices of the issuing entity) (Zip Code) (410) 884-2000 (Telephone number, including area code) Not Applicable (Former name, former address, if changed since last report) Registered/reporting pursuant to (check one) Title of Section Section Section Name of Exchange Class 12(b) 12(g) 15(d) (If Section 12(b)) A-1 _____ _____ __X___ ____________ A-2 _____ _____ __X___ ____________ A-3 _____ _____ __X___ ____________ A-4 _____ _____ __X___ ____________ M-1 _____ _____ __X___ ____________ M-2 _____ _____ __X___ ____________ M-3 _____ _____ __X___ ____________ M-4 _____ _____ __X___ ____________ M-5 _____ _____ __X___ ____________ M-6 _____ _____ __X___ ____________ M-7 _____ _____ __X___ ____________ M-8 _____ _____ __X___ ____________ C _____ _____ __X___ ____________ P _____ _____ __X___ ____________ R _____ _____ __X___ ____________ R-X _____ _____ __X___ ____________

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes __X__ No ____ Part I - DISTRIBUTION INFORMATION Item 1. Distribution and Pool Performance Information On October 25, 2007 a distribution was made to holders of MASTR Adjustable Rate Mortgages Trust 2007-2. The distribution report is attached as an Exhibit to this Form 10-D. Please see Item 9(b), Exhibit 99.1 for the related information. Part II - OTHER INFORMATION Item 9. Exhibits. (a) The following is a list of documents filed as part of this Report on Form 10-D: (99.1) Monthly report distributed to holders of MASTR Adjustable Rate Mortgages Trust 2007-2, relating to the October 25, 2007 distribution. (b) The exhibits required to be filed by the Registrant pursuant to this Form are listed above and in the Exhibit Index that immediately follows the signature page hereof. SIGNATURES 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 thereunto duly authorized. MASTR Adjustable Rate Mortgages Trust 2007-2 (Issuing Entity) Wells Fargo Bank, N.A. (Master Servicer) /s/ Elisabeth A. Brewster Elisabeth A. Brewster, Vice President Date: November 6, 2007 EXHIBIT INDEX Exhibit Number Description EX-99.1 Monthly report distributed to holders of MASTR Adjustable Rate Mortgages Trust 2007-2, relating to the October 25, 2007 distribution. EX-99.1 MASTR Adjustable Rate Mortgages Trust Mortgage Pass-Through Certificates Distribution Date: 10/25/2007 MASTR Adjustable Rate Mortgages Trust Mortgage Pass-Through Certificates Series 2007-2 Contact: Customer Service - CTSLink Wells Fargo Bank, N.A. Securities Administration Services 8480 Stagecoach Circle Frederick, MD 21701-4747 www.ctslink.com Telephone: 1-866-846-4526 Fax: 240-586-8675

Certificateholder Distribution Summary Class CUSIP Record Certificate Beginning Interest Date Pass-Through Certificate Distribution Rate Balance A-1 576429AA2 0610/2224/2007 5.~~47000~~28125% ~~595~~559,~~130~~854,~~800~~515.1816 2,~~803~~463,~~231~~943.3805 A-2 576429AB0 0610/2224/2007 5.~~43000~~24125% 9184,~~648~~319,~~488~~243.2950 ~~428~~368,~~533~~281.0686 A-3 576429AC8 0610/2224/2007 5.~~53000~~34125% 32,000,000.00 ~~152~~142,~~382~~433.2233 A-4 576429AD6 0610/2224/2007 5.~~53000~~34125% ~~126~~118,~~228~~746,~~684~~498.4897 ~~601~~528,~~093~~545.9861 M-1 576429AE4 0610/2224/2007 5.~~58000~~39125% 17,390,000.00 8378,~~558~~128.9520 M-2 576429AF1 0610/2224/2007 5.~~60000~~41125% 8,460,000.00 4038,~~796~~149.0031 M-3 576429AG9 0610/2224/2007 5.~~64000~~45125% 7,050,000.00 3432,~~239~~026.5009 M-4 576429AH7 0610/2224/2007 5.~~70000~~51125% 5,639,000.00 2725,~~678~~898.0928 M-5 576429AJ3 0610/2224/2007 5.~~73000~~54125% 4,699,000.00 2321,~~185~~698.6561 M-6 576429AK0 0610/2224/2007 6.~~27000~~08125% 6,580,000.00 3533,~~526~~345.52 M-7 576429AL8 0610/2224/2007 6.~~82000~~63125% 4,699,000.00 2725,~~596~~966.1887 M-8 576429AM6 0610/2224/2007 6.~~82000~~63125% 4,699,000.00 2725,~~596~~966.1887 C 576429AN4 0509/3128/2007 0.00000% 6,110,535.99 ~~662~~642,~~631~~077.6427 P 576429AP9 0509/3128/2007 0.00000% 100.00 0.00 R 576429AQ7 0509/3128/2007 0.00000% 0.00 0.00 R-X 576429AR5 0509/3128/2007 0.00000% 0.00 0.00 Totals ~~910~~860,~~334~~246,~~608~~893.9462 4,~~948~~426,~~049~~460.3587

Certificateholder Distribution Summary (continued) Class Principal Current Ending Total Cumulative Distribution Realized Certificate Distribution Realized Loss Balance Losses A-1 113,~~751~~958,~~227~~487.2178 0.00 ~~583~~555,~~379~~896,~~572~~027.9737 146,~~554~~422,~~458~~430.5983 0.00 A-2 2822,~~441,516~~442.1878 0.00 8983,~~206~~496,~~972~~800.1172 21,~~870~~190,~~049~~724.2464 0.00 A-3 0.00 0.00 32,000,000.00 ~~152~~142,~~382~~433.2233 0.00 A-4 2839,~~492,463~~604.7685 0.00 ~~123~~117,~~736~~906,~~220~~894.7212 31,~~093~~368,~~557~~150.7446 0.00 M-1 0.00 0.00 17,390,000.00 8378,~~558~~128.9520 0.00 M-2 0.00 0.00 8,460,000.00 4038,~~796~~149.0031 0.00 M-3 0.00 0.00 7,050,000.00 3432,~~239~~026.5009 0.00 M-4 0.00 0.00 5,639,000.00 2725,~~678~~898.0928 0.00 M-5 0.00 0.00 4,699,000.00 2321,~~185~~698.6561 0.00 M-6 0.00 0.00 6,580,000.00 3533,~~526~~345.52 0.00 M-7 0.00 0.00 4,699,000.00 2725,~~596~~966.1887 0.00 M-8 0.00 0.00 4,699,000.00 2725,~~596~~966.1887 0.00 C 0.00 0.00 6,110,535.99 ~~662~~642,~~631~~077.6427 0.00 P 0.00 0.00 100.00 0.00 0.00 R 0.00 0.00 0.00 0.00 0.00 R-X 0.00 0.00 0.00 0.00 0.00 Totals 165,~~685~~620,~~207~~535.1541 0.00 ~~893~~854,~~649~~626,~~401~~358.7920 2110,~~633~~046,~~256~~996.5028 0.00 As Master Servicer, Wells Fargo Bank, N.A. has independently calculated collateral information based on loan level data received from external parties, which may include the Servicers, Issuer and other parties to the transaction. Wells Fargo Bank, N.A. expressly disclaims any responsibility for the accuracy or completeness of information furnished to it by those third parties. All Record Dates are based upon the governing documents and logic set forth as of closing.

Principal Distribution Statement Class Original Beginning Scheduled UnScheduled Accretion Face Certificate Principal Principal Amount Balance Distribution Distribution A-1 616,075,000.00 ~~595~~559,~~130~~854,~~800~~515.1816 0.00 113,~~751~~958,~~227~~487.2178 0.00 A-2 96,000,000.00 9184,~~648~~319,~~488~~243.2950 0.00 2822,~~441,516~~442.1878 0.00 A-3 32,000,000.00 32,000,000.00 0.00 0.00 0.00 A-4 130,671,000.00 ~~126~~118,~~228~~746,~~684~~498.4897 0.00 2839,~~492,463~~604.7685 0.00 M-1 17,390,000.00 17,390,000.00 0.00 0.00 0.00 M-2 8,460,000.00 8,460,000.00 0.00 0.00 0.00 M-3 7,050,000.00 7,050,000.00 0.00 0.00 0.00 M-4 5,639,000.00 5,639,000.00 0.00 0.00 0.00 M-5 4,699,000.00 4,699,000.00 0.00 0.00 0.00 M-6 6,580,000.00 6,580,000.00 0.00 0.00 0.00 M-7 4,699,000.00 4,699,000.00 0.00 0.00 0.00 M-8 4,699,000.00 4,699,000.00 0.00 0.00 0.00 C 6,120,459.78 6,110,535.99 0.00 0.00 0.00 P 100.00 100.00 0.00 0.00 0.00 R 0.00 0.00 0.00 0.00 0.00 R-X 0.00 0.00 0.00 0.00 0.00 Totals 940,082,559.78 ~~910~~860,~~334~~246,~~608~~893.9462 0.00 165,~~685~~620,~~207~~535.1541 0.00

Principal Distribution Statement (continued) Class Realized Total Ending Ending Total Loss Principal Certificate Certificate Principal Reduction Balance Percentage Distribution A-1 0.00 113,~~751~~958,~~227~~487.2178 ~~583~~555,~~379~~896,~~572~~027.9737 0.~~94692947~~90231876 113,~~751~~958,~~227~~487.2178 A-2 0.00 2822,~~441,516~~442.1878 8983,~~206~~496,~~972~~800.1172 0.~~92923929~~86975834 2822,~~441,516~~442.1878 A-3 0.00 0.00 32,000,000.00 1.00000000 0.00 A-4 0.00 2839,~~492,463~~604.7685 ~~123~~117,~~736~~906,~~220~~894.7212 0.~~94692947~~90231876 2839,~~492,463~~604.7685 M-1 0.00 0.00 17,390,000.00 1.00000000 0.00 M-2 0.00 0.00 8,460,000.00 1.00000000 0.00 M-3 0.00 0.00 7,050,000.00 1.00000000 0.00 M-4 0.00 0.00 5,639,000.00 1.00000000 0.00 M-5 0.00 0.00 4,699,000.00 1.00000000 0.00 M-6 0.00 0.00 6,580,000.00 1.00000000 0.00 M-7 0.00 0.00 4,699,000.00 1.00000000 0.00 M-8 0.00 0.00 4,699,000.00 1.00000000 0.00 C 0.00 0.00 6,110,535.99 0.99837859 0.00 P 0.00 0.00 100.00 1.00000000 0.00 R 0.00 0.00 0.00 0.00000000 0.00 R-X 0.00 0.00 0.00 0.00000000 0.00 Totals $0.00 165,~~685~~620,~~207~~535.1541 ~~893~~854,~~649~~626,~~401~~358.7920 0.~~95060736~~90909713 165,~~685~~620,~~207~~535.1541

Principal Distribution Factors Statement Class Original Beginning Scheduled UnScheduled Accretion Face Certificate Principal Principal Amount Balance Distribution Distribution A-1 616,075,000.00 ~~966~~908.~~00381476~~74408986 0.00000000 196.~~07434519~~42533422 0.00000000 A-2 96,000,000.00 ~~954~~878.~~67175302~~32545313 0.00000000 258.~~43246021~~56711229 0.00000000 A-3 32,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-4 130,671,000.00 ~~966~~908.~~00381477~~74408989 0.00000000 196.~~07434519~~42533424 0.00000000 M-1 17,390,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-2 8,460,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-3 7,050,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-4 5,639,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-5 4,699,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-6 6,580,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-7 4,699,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-8 4,699,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 C 6,120,459.78 998.37858750 0.00000000 0.00000000 0.00000000 P 100.00 1000.00000000 0.00000000 0.00000000 0.00000000 R 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R-X 0.00 0.00000000 0.00000000 0.00000000 0.00000000

Principal Distribution Factors Statement (continued) Class Realized Total Ending Ending Total Loss Principal Certificate Certificate Principal Reduction Balance Percentage Distribution A-1 0.00000000 196.~~07434519~~42533422 ~~946~~902.~~92946958~~31875562 0.~~94692947~~90231876 196.~~07434519~~42533422 A-2 0.00000000 258.~~43246021~~56711229 ~~929~~869.~~23929281~~75834083 0.~~92923929~~86975834 258.~~43246021~~56711229 A-3 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 A-4 0.00000000 196.~~07434519~~42533424 ~~946~~902.~~92946958~~31875565 0.~~94692947~~90231876 196.~~07434519~~42533424 M-1 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-2 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-3 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-4 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-5 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-6 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-7 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 M-8 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 C 0.00000000 0.00000000 998.37858750 0.99837859 0.00000000 P 0.00000000 0.00000000 1000.00000000 1.00000000 0.00000000 R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-X 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 NOTE: All classes per $1,000 denomination.

Interest Distribution Statement Class Accrual Accrual Current Beginning Current Payment of Dates Days Certificate Certificate/ Accrued Unpaid Interest Rate Notional Interest Shortfall (1) Balance A-1 0509/25/07 - 0610/24/07 3130 5.~~47000~~28125% ~~595~~559,~~130~~854,~~800~~515.1816 2,~~803~~463,~~231~~943.3805 0.00 A-2 0509/25/07 - 0610/24/07 3130 5.~~43000~~24125% 9184,~~648~~319,~~488~~243.2950 ~~428~~368,~~533~~281.0686 0.00 A-3 0509/25/07 - 0610/24/07 3130 5.~~53000~~34125% 32,000,000.00 ~~152~~142,~~382~~433.2233 0.00 A-4 0509/25/07 - 0610/24/07 3130 5.~~53000~~34125% ~~126~~118,~~228~~746,~~684~~498.4897 ~~601~~528,~~093~~545.9861 0.00 M-1 0509/25/07 - 0610/24/07 3130 5.~~58000~~39125% 17,390,000.00 8378,~~558~~128.9520 0.00 M-2 0509/25/07 - 0610/24/07 3130 5.~~60000~~41125% 8,460,000.00 4038,~~796~~149.0031 0.00 M-3 0509/25/07 - 0610/24/07 3130 5.~~64000~~45125% 7,050,000.00 3432,~~239~~026.5009 0.00 M-4 0509/25/07 - 0610/24/07 3130 5.~~70000~~51125% 5,639,000.00 2725,~~678~~898.0928 0.00 M-5 0509/25/07 - 0610/24/07 3130 5.~~73000~~54125% 4,699,000.00 2321,~~185~~698.6561 0.00 M-6 0509/25/07 - 0610/24/07 3130 6.~~27000~~08125% 6,580,000.00 3533,~~526~~345.52 ~~1,431~~0.2800 M-7 0509/25/07 - 0610/24/07 3130 6.~~82000~~63125% 4,699,000.00 2725,~~596~~966.1887 31,~~247~~683.6254 M-8 0509/25/07 - 0610/24/07 3130 6.~~82000~~63125% 4,699,000.00 2725,~~596~~966.1887 31,~~247~~683.6254 C N/A N/A 0.00000% 6,110,535.99 0.00 0.00 P N/A N/A 0.00000% 100.00 0.00 0.00 R N/A N/A 0.00000% 0.00 0.00 0.00 R-X N/A N/A 0.00000% 0.00 0.00 0.00 Totals 43,~~285~~784,~~417~~383.7160 73,~~926~~367.5208

Interest Distribution Statement (continued) Class Current Non-Supported Total Remaining Ending Interest Interest Interest Unpaid Interest Certificate/ Shortfall(1) Shortfall Distribution Shortfall(1) Notional Balance A-1 0.00 0.00 2,~~803~~463,~~231~~943.3805 0.00 ~~583~~555,~~379~~896,~~572~~027.9737 A-2 0.00 0.00 ~~428~~368,~~533~~281.0686 0.00 8983,~~206~~496,~~972~~800.1172 A-3 0.00 0.00 ~~152~~142,~~382~~433.2233 0.00 32,000,000.00 A-4 0.00 0.00 ~~601~~528,~~093~~545.9861 0.00 ~~123~~117,~~736~~906,~~220~~894.7212 M-1 0.00 0.00 8378,~~558~~128.9520 0.00 17,390,000.00 M-2 0.00 0.00 4038,~~796~~149.0031 0.00 8,460,000.00 M-3 0.00 0.00 3432,~~239~~026.5009 0.00 7,050,000.00 M-4 0.00 0.00 2725,~~678~~898.0928 0.00 5,639,000.00 M-5 0.00 0.00 2321,~~185~~698.6561 0.00 4,699,000.00 M-6 ~~1,431~~0.2800 0.00 3533,~~526~~345.52 0.00 6,580,000.00 M-7 31,~~247~~683.6254 0.00 2725,~~596~~966.1887 0.00 4,699,000.00 M-8 31,~~247~~683.6254 0.00 2725,~~596~~966.1887 0.00 4,699,000.00 C 0.00 0.00 ~~662~~642,~~631~~077.6427 0.00 6,110,535.99 P 0.00 0.00 0.00 0.00 100.00 R 0.00 0.00 0.00 0.00 0.00 R-X 0.00 0.00 0.00 0.00 0.00 Totals 73,~~926~~367.5208 0.00 4,~~948~~426,~~049~~460.3587 0.00 (1) Amount also includes Coupon Cap or Basis Risk Shortfalls, if applicable.

Interest Distribution Factors Statement Class Original Current Beginning Current Payment of Face Certificate Certificate/ Accrued Unpaid Interest Amount Rate Notional Interest Shortfall (1) Balance A-1 616,075,000.00 5.~~47000~~28125% ~~966~~908.~~00381476~~74408986 43.~~55014630~~99942061 0.00000000 A-2 96,000,000.00 5.~~43000~~24125% ~~954~~878.~~67175302~~32545313 43.~~46388604~~83626937 0.00000000 A-3 32,000,000.00 5.~~53000~~34125% 1000.00000000 4.~~76194437~~45104156 0.00000000 A-4 130,671,000.00 5.~~53000~~34125% ~~966~~908.~~00381477~~74408989 4.~~60005648~~04485777 0.00000000 M-1 17,390,000.00 5.~~58000~~39125% 1000.00000000 4.~~80500000~~49270845 0.00000000 M-2 8,460,000.00 5.~~60000~~41125% 1000.00000000 4.~~82222222~~50937470 0.00000000 M-3 7,050,000.00 5.~~64000~~45125% 1000.00000000 4.~~85666667~~54270780 0.00000000 M-4 5,639,000.00 5.~~70000~~51125% 1000.00000000 4.~~90833304~~59270793 0.00000000 M-5 4,699,000.00 5.~~73000~~54125% 1000.00000000 4.~~93416684~~61770802 0.00000000 M-6 6,580,000.00 6.~~27000~~08125% 1000.00000000 5.~~39916717~~06770821 0.~~21751976~~00000000 M-7 4,699,000.00 6.~~82000~~63125% 1000.00000000 5.~~87277719~~52604171 0.~~69113003~~35827623 M-8 4,699,000.00 6.~~82000~~63125% 1000.00000000 5.~~87277719~~52604171 0.~~69113003~~35827623 C 6,120,459.78 0.00000% 998.37858750 0.00000000 0.00000000 P 100.00 0.00000% 1000.00000000 0.00000000 0.00000000 R 0.00 0.00000% 0.00000000 0.00000000 0.00000000 R-X 0.00 0.00000% 0.00000000 0.00000000 0.00000000

Interest Distribution Factors Statement (continued) Class Current Non-Supported Total Remaining Unpaid Ending Interest Interest Interest Interest Certificate/ Shortfall(1) Shortfall Distribution Shortfall(1) Notional Balance A-1 0.00000000 0.00000000 43.~~55014630~~99942061 0.00000000 ~~946~~902.~~92946958~~31875562 A-2 0.00000000 0.00000000 43.~~46388604~~83626937 0.00000000 ~~929~~869.~~23929281~~75834083 A-3 0.00000000 0.00000000 4.~~76194437~~45104156 0.00000000 1000.00000000 A-4 0.00000000 0.00000000 4.~~60005648~~04485777 0.00000000 ~~946~~902.~~92946958~~31875565 M-1 0.00000000 0.00000000 4.~~80500000~~49270845 0.00000000 1000.00000000 M-2 0.00000000 0.00000000 4.~~82222222~~50937470 0.00000000 1000.00000000 M-3 0.00000000 0.00000000 4.~~85666667~~54270780 0.00000000 1000.00000000 M-4 0.00000000 0.00000000 4.~~90833304~~59270793 0.00000000 1000.00000000 M-5 0.00000000 0.00000000 4.~~93416684~~61770802 0.00000000 1000.00000000 M-6 0.~~21751976~~00000000 0.00000000 5.~~39916717~~06770821 0.00000000 1000.00000000 M-7 0.~~69113003~~35827623 0.00000000 5.~~87277719~~52604171 0.00000000 1000.00000000 M-8 0.~~69113003~~35827623 0.00000000 5.~~87277719~~52604171 0.00000000 1000.00000000 C 0.00000000 0.00000000 ~~108~~104.~~26501012~~90670523 0.00000000 998.37858750 P 0.00000000 0.00000000 0.00000000 0.00000000 1000.00000000 R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-X 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (1) Amount also includes Coupon Cap or Basis Risk Shortfalls, if applicable. NOTE: All classes per $1,000 denomination.

Certificateholder Account Statement CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 219,~~400~~847,~~828~~215.7984 Reserve Funds and Credit Enhancements 0.00 Proceeds from Repurchased Loans 0.00 Servicer Advances ~~155~~364,~~128~~197.8946 Gains & Subsequent Recoveries (Realized Losses) 0.00 Prepayment Penalties 0.00 Swap/Cap Payments ~~231,016~~0.6800 Total Deposits 2110,~~786~~211,~~974~~413.3630 Withdrawals Swap Payments 019,093.0009 Reserve Funds and Credit Enhancements 0.00 Total Administration Fees ~~153~~145,~~717~~323.8693 Payment of Interest and Principal 2110,~~633~~046,~~256~~996.5028 Total Withdrawals (Pool Distribution Amount) 2110,~~786~~211,~~974~~413.3630 Ending Balance 0.00 Servicer Advances are calculated as delinquent scheduled principal and interest.

ADMINISTRATION FEES Gross Servicing Fee* ~~152~~144,~~693~~299.2334 Lender Paid Mortgage Insurance 1,024.6359 Supported Prepayment/Curtailment Interest Shortfall 0.00 Total Administration Fees ~~153~~145,~~717~~323.8693 *Servicer Payees include: COUNTRYWIDE HOME LOANS SERVICING LP; GMAC MORTGAGE CORPORATION; INDYMAC BANK, F.S.B.

Reserve and Guaranty Funds Account Name Beginning Current Current Ending Balance Withdrawals Deposits Balance Cap Account 1,000.00 0.00 0.00 1,000.00 Class P Reserve Fund 100.00 0.00 0.00 100.00 Swap Account 0.00 ~~231,016~~0.6800 ~~231,016~~0.6800 0.00 Hedge Funds Account Name Funds In (A) Funds Out(B) Net Amount(A - B) Cap Agreement - UBS AG, London Branch 0.00 0.00 0.00 Swap Agreement - UBS AG, London Branch 32,~~809~~991,~~927~~492.0865 3,~~578~~010,~~910~~585.4074 ~~231~~(19,~~016~~093.6809)

Collateral Statement Total Collateral Description Mixed ARM Weighted Average Coupon Rate 6.~~420608~~404038 Weighted Average Net Rate 6.~~217977~~201319 Weighted Average Pass-Through Rate 6.~~217977~~201319 Weighted Average Remaining Term ~~356~~352 Principal And Interest Constant 4,~~922~~641,~~016~~152.1238 Beginning Loan Count 1,~~313~~252 Loans Paid in Full 205 Ending Loan Count 1,~~293~~247 Beginning Scheduled Balance ~~910~~860,~~334~~246,~~508~~793.9361 Ending Scheduled Balance ~~893~~854,~~649~~626,~~301~~258.7820 Actual Ending Collateral Balance ~~893~~854,~~690~~668,~~910~~967.7673 Scheduled Principal 5150,~~265~~274.5558 Unscheduled Principal 165,~~633~~570,~~941~~260.6083 Negative Amortized Principal 0.00 Scheduled Interest 4,~~870~~590,~~750~~877.5780 Servicing Fees ~~152~~144,~~693~~299.2334 Master Servicing Fees 0.00 Trustee Fee 0.00 FRY Amount 0.00 Special Hazard Fee 0.00 Other Fee 1,024.6359 Pool Insurance Fee 0.00 Spread 1 0.00 Spread 2 0.00 Spread 3 0.00 Net Interest 4,~~717~~445,~~032~~553.7187 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Percentage of Cumulative Losses 0.0000 Prepayment Penalty Waived Amount 0.00 Prepayment Penalty Waived Count 0 Prepayment Penalty Paid Amount 0.00 Prepayment Penalty Paid Count 0 Special Servicing Fee 0.00

Additional Reporting - Deal Level Informational Reporting Senior Enhancement % 7.~~310086~~643872% Stepdown Date in Effect? NO Miscellaneous Reporting Adjusted Net Maximum WAC 1615.~~308592~~441868% Adjusted Net Rate Cap 15.~~782508~~415234% Net Rate Cap 11.~~286358~~268890% Net Maximum WAC 6.~~017397~~174685% Net WAC 6.~~217977~~201319% Structural Reporting Net Monthly Excess Cashflow ~~439~~664,~~541~~537.4843 Overcollateralization Floor 3,290,288.61 Overcollateralization Amount 6,110,535.99 Overcollateralization Deficiency Amount 0.00 Overcollateralization Surplus Amount 0.00 Overcollateralization Target Amount 6,110,535.99 Extra Principal Distribution Amount 0.00 Trigger Event Reporting Delinquency Trigger Event Trigger Result ~~Pass~~Fail Threshold Value 23.~~870441~~037572% Calculated Value 13.~~216902~~841580% Cumulative Loss Trigger Event Trigger Result Pass Threshold Value 0.200000% Calculated Value 0.000000% Trigger Event Trigger Result ~~Pass~~N/A

Delinquency Status - MBA Delinquency Calculation Method DELINQUENT BANKRUPTCY FORECLOSURE REO Total No. of Loans No. of Loans No. of Loans No. of Loans No. of Loans Actual Balance Actual Balance Actual Balance Actual Balance Actual Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 2344 0 0 0 2344 1429,~~986~~466,~~066~~136.0996 0.00 0.00 0.00 1429,~~986~~466,~~066~~136.0996 60 Days 816 0 0 0 816 510,~~123~~305,~~146~~067.0058 0.00 0.00 0.00 510,~~123~~305,~~146~~067.0058 90 Days 7 0 0 06 1 7 ~~4,065,192~~0.00 0.00 03,462,590.00 0480,000.00 43,~~065~~942,~~192~~590.00 120 Days 0 0 411 01 412 0.00 0.00 37,~~079~~699,~~470~~069.0003 0480,000.00 38,~~079~~179,~~470~~069.0003 150 Days 03 0 05 0 08 01,824,000.00 0.00 03,328,761.00 0.00 05,152,761.00 180+ Days 01 0 010 03 014 0630,000.00 0.00 07,001,238.00 02,051,000.00 09,682,238.00 Totals 3864 0 432 05 42101 2442,~~174~~225,~~404~~204.0954 0.00 321,~~079~~491,~~470~~658.0003 03,011,000.00 2766,~~253~~727,~~874~~862.0957 No. of Loans No. of Loans No. of Loans No. of Loans No. of Loans Actual Balance Actual Balance Actual Balance Actual Balance Actual Balance 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 13.~~778809~~528468% 0.000000% 0.000000% 0.000000% 13.~~778809~~528468% 13.~~676874~~447667% 0.000000% 0.000000% 0.000000% 13.~~676874~~447667% 60 Days 01.~~618716~~283079% 0.000000% 0.000000% 0.000000% 01.~~618716~~283079% 01.~~573257~~205738% 0.000000% 0.000000% 0.000000% 01.~~573257~~205738% 90 Days 0.~~541377~~000000% 0.000000% 0.~~000000~~481155% 0.~~000000~~080192% 0.~~541377~~561347% 0.~~454877~~000000% 0.000000% 0.~~000000~~405138% 0.~~000000~~056162% 0.~~454877~~461300% 120 Days 0.000000% 0.000000% 0.~~309358~~882117% 0.~~000000~~080192% 0.~~309358~~962310% 0.000000% 0.000000% 0.~~344579~~900825% 0.~~000000~~056162% 0.~~344579~~956987% 150 Days 0.~~000000~~240577% 0.000000% 0.~~000000~~400962% 0.000000% 0.~~000000~~641540% 0.~~000000~~213416% 0.000000% 0.~~000000~~389480% 0.000000% 0.~~000000~~602896% 180+ Days 0.~~000000~~080192% 0.000000% 0.~~000000~~801925% 0.~~000000~~240577% 01.~~000000~~122694% 0.~~000000~~073713% 0.000000% 0.~~000000~~819175% 0.~~000000~~239976% 01.~~000000~~132864% Totals 25.~~938902~~132318% 0.000000% 02.~~309358~~566159% 0.~~000000~~400962% 38.~~248260~~099439% 24.~~705007~~940533% 0.000000% 02.~~344579~~514618% 0.~~000000~~352300% 37.~~049586~~807451% Please refer to CTSLink.com for a list of delinquency code descriptions.

Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance ~~155~~364,~~128~~197.8946

~~REO~~180+ ~~Detail~~Delinquency -Summary ~~All~~Summary ~~Mortgage~~Days Number of Outstanding Percentage of Delinquent Loans inActual ~~REO~~Balance(%) ~~during~~Balance($) ~~Current~~180 ~~Period~~- ~~Summary~~209 6 4,818,046.00 0.564 210 - No239 ~~REO~~7 ~~Information~~4,065,192.00 to0.476 240 - 269 1 799,000.00 0.093 Total 14 9,682,238.00 1.133 This report ~~this~~includes ~~period~~all loans greater than 180 days delinquent regardless of status (REO, Foreclosure, Bankruptcy).

REO Detail - All Mortgage Loans in REO during Current Period

Summary 12 Month REO ~~Loan~~History* ~~Detail~~New -REO ~~All~~Loans ~~Mortgage~~Month REO Percentage Loans in REO ~~during~~3 Nov-06 0.000% Original Principal Balance 1,759,000.00 Dec-06 0.000% Current ~~Period~~Actual ~~Month~~Balance ~~Loan~~1,759,000.00 ~~First~~Jan-07 ~~Original~~0.000% ~~Loan~~Feb-07 ~~Entered~~0.000% ~~Payment~~Current ~~LTV~~REO atTotal ~~Principal~~Mar-07 ~~Group~~0.000% ~~Number~~Loans in REO ~~Date~~5 ~~State~~Apr-07 ~~Origination~~0.000% Original Principal Balance No3,011,000.00 ~~REO~~May-07 ~~Loans~~0.000% ~~this~~Current ~~Period~~Actual Balance 3,011,000.00 Jun-07 0.000% Jul-07 0.000% Aug-07 0.000% Sep-07 0.146% Oct-07 0.352% *The text reported in the above table is presented graphically on the monthly bond remittance report. The monthly bond remittance report can be viewed online at www.ctslink.com.

REO Loan Detail - All Mortgage Loans in REO during Current Period ~~(continued)~~Month ~~Current~~Loan ~~Paid~~First ~~Current~~Original ~~Approximate~~ Loan ~~Actual~~Entered ToPayment ~~Months~~LTV ~~Loan~~at ~~Delinquent~~Principal Group Number ~~Balance~~REO Date ~~Delinquent~~State ~~Rate~~Origination ~~Interest~~Balance NoSummary ~~REO~~0141294531 ~~Loans~~Oct-2007 ~~this~~01-Feb-2007 ~~Period~~FL 80.00 480,000.00 Summary 0146697805 Oct-2007 01-Jan-2007 AZ 79.90 799,000.00 Summary 0147153270 Sep-2007 01-Dec-2006 VA 80.00 720,000.00 Summary 0151006711 Sep-2007 01-Feb-2007 FL 80.00 532,000.00 Summary 0155090358 Oct-2007 01-Feb-2007 IN 75.00 480,000.00

~~Summary~~REO 12Loan ~~Month~~Detail ~~Foreclosure~~- History*All ~~New~~Mortgage ~~Foreclosure~~ Loans ~~Month Foreclosure Percentage Loans~~ in ~~Foreclosure~~REO 4during ~~Jul-06~~Current ~~0.000%~~Period ~~Original~~(continued) ~~Principal~~Current ~~Balance~~Paid ~~3,079,470.00~~Current ~~Aug-06~~Approximate ~~0.000%~~Loan ~~Current~~ Actual ~~Balance~~To ~~3,079,470.00~~Months ~~Sep-06~~Loan ~~0.000%~~Delinquent ~~Oct-06~~Group ~~0.000%~~Number ~~Current~~Balance ~~Foreclosure~~Date ~~Total~~Delinquent ~~Nov-06~~Rate ~~0.000%~~Interest ~~Loans~~Summary in0141294531 ~~Foreclosure~~480,000.00 ~~4 Dec~~01-06Jun-2007 03 6.000% ~~Original~~11,600.00 ~~Principal~~Summary ~~Balance~~0146697805 3799,~~079,470~~000.00 01-Jan-072007 08 8.000% ~~Current~~41,548.00 ~~Actual~~Summary ~~Balance~~0147153270 3720,~~079,470~~000.00 ~~Feb~~01-~~07 0.000%~~ Mar-072007 06 6.~~000~~500% ~~Apr-07 0~~30,240.~~000%~~00 ~~May-07~~Summary 0.0151006711 532,000%.00 ~~Jun~~01-07Feb-2007 07 6.~~345~~875% *The23,674.00 ~~text~~Summary ~~reported~~0155090358 in480,000.00 ~~the~~01-May-2007 ~~above~~4 ~~table is presented graphically on the monthly bond remittance report~~6.375% ~~The monthly bond remittance report can be viewed online at www~~14,820.~~ctslink.com.~~00

Foreclosure Detail - All Mortgage Loans in Foreclosure during Current Period

~~Foreclosure~~Summary ~~Loan~~12 ~~Detail~~Month -Foreclosure ~~All~~History* ~~Mortgage~~New Foreclosure Loans inMonth Foreclosure ~~during~~Percentage ~~Current~~Loans ~~Period~~in ~~Month~~Foreclosure ~~Loan~~10 ~~First~~Nov-06 0.000% Original ~~Loan~~Principal ~~Entered~~Balance ~~Payment~~6,193,790.00 ~~LTV~~Dec-06 at0.000% ~~Principal~~Current ~~Group~~Actual ~~Number~~Balance FC6,193,790.00 ~~Date~~Jan-07 ~~State~~0.000% ~~Origination~~Feb-07 ~~Balance~~0.000% ~~Summary~~Current ~~0146697805~~Foreclosure ~~Jun-2007~~Total 01Mar-~~Jan-2007~~07 ~~AZ 79~~0.~~90 799,~~000~~.00~~% ~~Summary~~Loans ~~0150668194~~in ~~Jun-2007~~Foreclosure 0132 Apr-~~Feb-2007~~07 ~~CA 75~~0.00000% 1Original Principal Balance 21,~~245~~493,~~000~~139.00 ~~Summary~~May-07 ~~0152876463~~0.000% Current Actual Balance 21,491,658.03 Jun-~~2007~~07 010.345% Jul-~~Feb~~07 0.898% Aug-~~2007~~07 FL1.365% 80Sep-07 1.00871% ~~464,720~~Oct-07 2.00515% ~~Summary~~*The ~~0154372720~~text ~~Jun-2007~~reported ~~01-Feb-2007~~in CAthe 75above table is presented graphically on the monthly bond remittance report.00 ~~570,750~~The monthly bond remittance report can be viewed online at www.00ctslink.com.

Foreclosure Loan Detail - All Mortgage Loans in Foreclosure during Current Period ~~(continued)~~Month ~~Current~~Loan ~~Paid~~First ~~Current~~Original ~~Approximate~~ Loan ~~Actual~~Entered ToPayment ~~Months~~LTV ~~Loan~~at ~~Delinquent~~Principal Group Number ~~Balance~~FC Date ~~Delinquent~~State ~~Rate~~Origination ~~Interest~~Balance Summary ~~0146697805~~0006880687 ~~799~~Jul-2007 01-Dec-2006 CA 90.00 428,719.00 Summary 0131394694 Sep-2007 01-Nov-2006 VA 64.96 1,000,000.00 Summary 0131977207 Sep-2007 01-Jan-2007 4CA 880.~~000%~~00 20521,~~774~~561.00 Summary ~~0150668194~~0142736872 Aug-2007 01-Mar-2007 CA 78.74 1,~~245~~000,000.00 Summary 0145837056 Sep-2007 01-Jan-2007 4CA 780.~~125%~~00 28556,~~738~~000.00 Summary 0146236430 Oct-2007 01-Feb-2007 MA 78.60 896,000.00 Summary 0147114257 Jul-2007 01-Feb-2007 UT 80.00 648,000.00 Summary 0147299769 Jul-2007 01-Feb-2007 CA 80.00 492,000.00 Summary 0147715221 Sep-2007 01-Nov-2006 CO 80.01 492,850.00 Summary 0147765956 Oct-2007 01-Feb-2007 UT 80.00 559,200.00 Summary 0147770788 Aug-2007 01-Feb-2007 UT 80.00 559,200.00 Summary 0152407595 Jul-2007 01-Feb-2007 CA 80.00 853,327.00 Summary 0152547988 Sep-2007 01-Feb-2007 FL 75.00 825,000.00 Summary 0152930244 Sep-2007 01-Feb-2007 CA 80.00 456,000.00 Summary 0152968252 Oct-2007 01-Feb-2007 CT 80.00 532,000.00 Summary 0153606537 Sep-2007 01-Feb-2007 CA 80.00 592,000.00 Summary 0153927152 Oct-2007 01-Feb-2007 CA 76.00 532,000.00 Summary ~~0152876463~~0154129058 ~~464~~Aug-2007 01-Mar-2007 CA 80.00 1,~~720~~160,000.00 Summary 0154448558 Jul-2007 01-~~Jan~~Mar-2007 4NV 780.00 800,000%.00 10Summary 0154453567 Sep-2007 01-Feb-2007 CA 80.00 468,~~511~~000.9300 Summary ~~0154372720~~0154512278 ~~570~~Oct-2007 01-Feb-2007 CA 73.03 650,000.00 Summary 0154592375 Jul-2007 01-Feb-2007 CA 80.00 1,280,000.00 Summary 0154662622 Sep-2007 01-Feb-2007 CA 71.17 1,000,000.00 Summary 0154867705 Oct-2007 01-Mar-2007 CA 80.00 744,000.00 Summary 0155030791 Oct-2007 01-Feb-2007 CA 79.94 550,000.00 Summary 0155054083 Oct-2007 01-Feb-2007 CA 80.00 451,490.00 Summary 0155091075 Sep-2007 01-Feb-2007 CA 74.75 667,500.00 Summary 0155815866 Oct-2007 01-Mar-2007 NV 79.99 529,100.00 Summary 0155952762 Oct-2007 01-Feb-2007 CA 75.00 750,000.00 Summary 0156133243 Jul-2007 01-~~Jan~~Feb-2007 4CA 680.~~250%~~00 11536,~~482~~000.7000 Summary 0156265695 Jul-2007 01-Feb-2007 CA 80.00 515,992.00 Summary 0156929040 Jul-2007 01-Mar-2007 CA 80.00 447,200.00

Prepayment Detail - Prepayments during Current Period Summary Loans Paid In Full Repurchased Loans Original Current Original Current Principal Scheduled Principal Scheduled Group Count Balance Balance Count Balance Balance Total 205 155,~~869~~442,~~474~~500.3400 155,~~867~~442,~~983~~475.7305 0 0.00 0.00

Prepayment Detail - Prepayments during Current Period (continued) Summary Substitution Loans Liquidated Loans Curtailments Original Current Original Current Principal Scheduled Principal Scheduled Curtailment Group Count Balance Balance Count Balance Balance Amount Total 0 0.00 0.00 0 0.00 0.00 ~~766~~127,~~360~~785.0778

Prepayment Loan Detail - Prepayments during Current Period First Original Loan LTV at Payment Principal Prepayment Group Number State Origination Date Balance Amount Summary ~~0115565806~~0136976848 ~~IL 89.99 01-Jan-2007 602,063.36 601,875.22 Summary 0127014550~~ CA 7471.9343 01-~~Jan~~Jul-2007 974,098.98 974,098.98 Summary 0144358235 CA 79.44 01-Feb-2007 572,000.00 572,000.00 Summary 0146739386 AZ 80.00 01-Jan-2007 466,392.00 466,391.99 Summary 0147011693 TN 68.75 01-Jan-2007 550,000.00 550,000.00 Summary 0147158599 CA 75.00 01-Dec-2006 ~~937,500.00 937,500.00 Summary 0147169057 IL 37.04 01-Feb-2007~~ 1,000,000.00 1,000,000.00 Summary ~~0147287032~~0146477069 CTVA 7456.8545 01-~~Feb~~Jan-2007 ~~610~~875,000.00 ~~610~~874,~~000~~975.0005 Summary ~~0147435018~~0147255508 CA 6675.~~19 01-Feb-2007 460,000.~~00 ~~459,887.24 Summary 0150441804 IL 47.72~~ 01-Feb-2007 ~~758~~817,~~700~~500.00 ~~758~~817,~~700~~500.00 Summary ~~0150658418~~0151931350 CACT 8050.00 01-~~Feb~~Dec-~~2007~~2006 1,~~120~~250,000.00 1,~~120~~250,000.00 Summary ~~0152432642~~0155324488 IL 80.00 01-Feb-2007 2,160,000.00 2,160,000.00 Summary 0152916834 TX 80.00 01-Feb-2007 680,000.00 680,000.00 Summary 0153324145 WA 76.92 01-Feb-2007 500,000.00 500,000.00 Summary 0154039984 FL 80.00 01-Feb-2007 632,720.00 632,720.00 Summary 0154408302 CA 2767.6242 01-~~Feb-2007 855,000.00 855,000.00 Summary 0154606316 WI 72.22 01-~~Mar-2007 ~~650~~1,~~000.00 648,408.10 Summary 0156047576 CA 75.00 01-Feb-2007 862,~~500~~.00 862~~,~~500.00 Summary 0156078368 AZ 75.85 01-Feb-2007 622,~~000.00 ~~622~~1,~~000.00 Summary 0156125338 CA 75.00 01-Mar-2007 856,~~500~~.00 856~~,~~500~~000.00

Prepayment Loan Detail - Prepayments during Current Period (continued) Current Loan PIF Months Loan Original Group Number Type Delinquent Rate Term Seasoning Summary ~~0115565806~~0136976848 Loan Paid in Full ~~(1)~~3 67.875% 360 5 Summary 0127014550 Loan Paid in Full 0 6.500% 360 5 Summary 0144358235 Loan Paid in Full 0 6.750% 360 4 Summary 0146739386 Loan Paid in Full 0 8.625% 360 5 Summary 0147011693 Loan Paid in Full (1) 6.125% 360 515 Summary ~~0147158599~~0146477069 Loan Paid in Full 0 ~~8.000% 360~~ 6 ~~Summary 0147169057 Loan Paid in Full 0 6~~.~~000% 360 4 Summary 0147287032 Loan Paid in Full 0 6.~~125% 360 49 Summary ~~0147435018~~0147255508 Loan Paid in Full 0 6.~~375% 360 4 Summary 0150441804 Loan Paid in Full 2 6.875% 360 4 Summary 0150658418 Loan Paid in Full 0 7.~~250% 360 48 Summary ~~0152432642~~0151931350 Loan Paid in Full 0 6.875% 360 410 Summary ~~0152916834~~0155324488 Loan Paid in Full 0 ~~7.250% 360 4 Summary 0153324145 Loan Paid in Full 0~~ 6.~~875~~375% 360 ~~4 Summary 0154039984 Loan Paid in Full 0~~ 7.000% 360 4 Summary 0154408302 Loan Paid in Full 0 5.875% 360 4 Summary 0154606316 Loan Paid in Full 1 8.500% 360 3 Summary 0156047576 Loan Paid in Full 0 7.250% 360 4 Summary 0156078368 Loan Paid in Full 0 5.875% 360 4 Summary 0156125338 Loan Paid in Full 0 7.125% 360 3

Prepayment Rates

Summary SMM CPR PSA Current Month 10.~~827~~648% Current Month 197.~~853~~500% Current Month ~~2,358~~457.~~001~~711% 3 Month Average 10.~~503~~947% 3 Month Average 1610.~~540~~764% 3 Month Average ~~2,599~~774.~~505~~277% 12 Month Average 0.000% 12 Month Average 0.000% 12 Month Average 0.000% CPR: Current vs. 12mo Average* PSA: Current vs. 12mo Average* Month Current 12mo Avg. Month Current 12mo Avg. ~~Jul~~Nov-2006 N/A N/A ~~Jul~~Nov-2006 N/A N/A ~~Aug~~Dec-2006 N/A N/A ~~Aug~~Dec-2006 N/A N/A ~~Sep~~Jan-~~2006~~2007 N/A N/A ~~Sep~~Jan-~~2006~~2007 N/A N/A ~~Oct~~Feb-~~2006~~2007 N/A N/A ~~Oct~~Feb-~~2006~~2007 N/A N/A ~~Nov~~Mar-~~2006~~2007 ~~N/A~~5.812% N/A ~~Nov~~Mar-~~2006~~2007 ~~N/A~~2,399.849% N/A ~~Dec~~Apr-~~2006~~2007 ~~N/A~~11.403% N/A ~~Dec~~Apr-~~2006~~2007 ~~N/A~~2,580.041% N/A ~~Jan~~May-2007 ~~N/A~~18.363% N/A ~~Jan~~May-2007 ~~N/A~~2,860.473% N/A ~~Feb~~Jun-2007 ~~N/A~~19.853% N/A ~~Feb~~Jun-2007 ~~N/A~~2,358.001% N/A ~~Mar~~Jul-2007 517.~~812~~330% N/A ~~Mar~~Jul-2007 21,~~399~~663.~~849~~514% N/A ~~Apr~~Aug-2007 1112.~~403~~952% N/A ~~Apr~~Aug-2007 21,~~580~~043.~~041~~109% N/A ~~May~~Sep-2007 1811.~~363~~840% N/A ~~May~~Sep-2007 ~~2,860~~822.~~473~~010% N/A ~~Jun~~Oct-2007 197.~~853~~500% N/A ~~Jun~~Oct-2007 ~~2,358~~457.~~001~~711% N/A *The text reported in the above table is presented *The text reported in the above table is presented graphically on the monthly bond remittance report. The graphically on the monthly bond remittance report. The monthly bond remittance report can be viewed online at monthly bond remittance report can be viewed online at www.ctslink.com. www.ctslink.com. Calculation Methodology: Single Month Mortality (SMM): (Partial and full prepayments + Repurchases) / (Beginning Scheduled Balance - Scheduled Principal) Conditional PrePayment Rate (CPR): 1 - ((1 - SMM)^12) PSA Standard Prepayment Model: 100 * CPR / (0.2 * MIN(30,WAS)) Weighted Average Seasoning (WAS): sum((Original Term - Remaining Term)*(Current Scheduled Balance/Deal Scheduled Principal Balance))

Repurchases ~~Current~~Due to Breaches Beginning Loan Scheduled Payoff Current Current Number Balance Balance Rate Payment No Repurchases Due to Breaches this Period

~~Breaches~~Repurchases ~~Current~~Due to Other Beginning Loan Scheduled Payoff Current Current Number Balance Balance Rate Payment No ~~Breaches~~Repurchases Due to Other this Period

Interest Rate Stratification Summary Current Number of Outstanding Percentage of Interest Rate Loans Scheduled Balance(%) Range(%) Balance($) < 4.000 0 0.00 0.000 4.000 4.499 2 ~~807~~805,~~331~~311.5994 0.~~090~~094 4.500 4.999 10 6,~~488~~479,~~152~~311.0075 0.~~726~~758 5.000 5.499 4746 2625,~~037~~393,~~270~~581.4621 2.~~914~~971 5.500 5.999 ~~196~~192 ~~129~~127,~~551~~055,~~698~~250.4490 14.~~497~~867 6.000 6.499 ~~465~~450 ~~326~~313,~~920~~072,~~673~~650.2744 36.~~583~~633 6.500 6.999 ~~395~~381 ~~281~~267,~~711~~668,~~671~~397.3422 31.~~524~~320 7.000 7.499 ~~115~~106 8074,~~792~~717,~~118~~097.4381 98.~~041~~743 7.500 7.999 4745 3130,~~203~~021,~~190~~370.3213 3.~~492~~513 8.000 8.499 1312 98,~~071~~347,~~564~~655.9380 10.~~015~~977 8.500 8.999 3 1,065,631.00 0.~~119~~125 >= 9.000 0 0.00 0.000 Total 1,~~293~~247 ~~893~~854,~~649~~626,~~301~~258.7820 100.000

Filing Compare · MASTR Adjustable Rate Mortgages Trust 2007-2