8-K 1 wfm0300a.txt JUNE 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): June 25, 2003 WELLS FARGO ASSET SECURITIES CORPORATION Mortgage Pass-Through Certificates, Series 2003-A Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-98129-09 Pooling and Servicing Agreement) (Commission 06-1683038 (State or other File Number) Pending jurisdiction IRS EIN of Incorporation) c/o Wells Fargo Bank Minnesota, N.A. 9062 Old Annapolis Road Columbia, MD 21045 (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (410) 884-2000 (Former name or former address, if changed since last report) ITEM 5. Other Events On June 25, 2003 a distribution was made to holders of WELLS FARGO ASSET SECURITIES CORPORATION, Mortgage Pass-Through Certificates, Series 2003-A Trust. ITEM 7. Financial Statements and Exhibits (c) Exhibits furnished in accordance with Item 601(a) of Regulation S-K Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-A Trust, relating to the June 25, 2003 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. WELLS FARGO ASSET SECURITIES CORPORATION Mortgage Pass-Through Certificates, Series 2003-A Trust By: Wells Fargo Bank Minnesota, N.A., as Master Servicer By: /s/ Beth Belfield, Assistant Vice President By: Beth Belfield, Assistant Vice President Date: 6/25/03 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-A Trust, relating to the June 25, 2003 distribution. EX-99.1

Wells Fargo Asset Securities Corporation Mortgage Pass-Through Certificates Record Date: 45/3031/03 Distribution Date: 56/2725/03 WFMBS Series: 2003-A Contact: Customer Service - SecuritiesLink Wells Fargo Bank Minnesota, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 846-8130 Fax: (301) 815-6660 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution A-1 94980BAA0 SEQ 1.79000% 8346,~~091~~954,~~117~~116.3315 ~~123~~70,~~915~~039.3485 3637,~~137~~159,~~001~~683.1823 A-2 94980BAB8 SEQ 3.03000% 97,431,000.00 ~~245~~246,~~955~~013.9013 0.00 A-3 94980BAC6 SEQ 3.65000% 82,758,000.00 251,~~663~~722.5410 0.00 A-4 94980BAD4 SEQ 4.50000% 66,464,283.00 249,~~182~~240.9391 0.00 A-5 94980BAE2 SEQ 4.62000% 110,124,138.00 423,~~879~~977.0568 0.00 A-6 94980BAF9 SEQ 1.~~16740~~01143% 0.00 ~~427~~340,~~819~~287.8724 0.00 A-7 94980BAG7 SEQ 0.~~16178~~15794% 0.00 6154,~~154~~973.1202 0.00 A-R 94980BAH5 RES 4.70000% 0.00 0.00 0.00 A-LR 94980BAJ1 RES 4.70000% 0.00 352.7717 0.00 B-1 94980BAK8 SUB 4.70000% 8,~~470~~461,~~943~~567.9885 33,~~169~~141.8512 9,~~376~~358.1386 B-2 94980BAL6 SUB 4.70000% 2,~~242~~239,~~308~~826.7078 8,~~780~~772.2565 2,~~481~~477.9234 B-3 94980BAM4 SUB 4.70000% 1,~~245~~244,~~727~~348.0621 4,~~877~~873.9269 1,~~378~~376.8430 B-4 94980BAN2 SUB 4.70000% ~~747~~746,~~436~~608.2393 2,~~926~~924.7522 ~~827~~825.3178 B-5 94980BAP7 SUB 4.70000% ~~499~~498,~~287~~734.4076 1,~~955~~953.0738 ~~552~~551.6462 B-6 94980BAQ5 SUB 4.70000% ~~747~~746,~~490~~662.3497 2,~~926~~924.9643 ~~827~~825.3784 Totals ~~453~~417,~~821~~669,~~732~~286.0465 1,~~838~~690,~~243~~845.3259 3637,~~152~~175,~~445~~098.3997

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-1 0.00 469,~~954~~794,~~116~~432.1592 3637,~~260~~229,~~916~~723.5208 0.00 A-2 0.00 97,431,000.00 ~~245~~246,~~955~~013.9013 0.00 A-3 0.00 82,758,000.00 251,~~663~~722.5410 0.00 A-4 0.00 66,464,283.00 249,~~182~~240.9391 0.00 A-5 0.00 110,124,138.00 423,~~879~~977.0568 0.00 A-6 0.00 0.00 ~~427~~340,~~819~~287.8724 0.00 A-7 0.00 0.00 6154,~~154~~973.1202 0.00 A-R 0.00 0.00 0.00 0.00 A-LR 0.00 0.00 352.7717 0.00 B-1 0.00 8,~~461~~452,~~567~~209.8500 42,~~545~~499.98 0.00 B-2 0.00 2,~~239~~237,~~826~~349.7844 11,~~262~~249.1799 0.00 B-3 0.00 1,~~244~~242,~~348~~971.2191 6,~~256~~249.7699 0.00 B-4 0.00 ~~746~~745,~~608~~783.9315 3,~~754~~750.0600 0.00 B-5 0.00 498,~~734~~183.7614 2,~~507~~505.7100 0.00 B-6 0.00 ~~746~~745,~~662~~837.9713 3,~~754~~750.3327 44.70 Totals 0.00 ~~417~~380,~~669~~494,~~286~~187.6569 3738,~~990~~865,~~688~~944.7156 44.70 All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee.

Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) A-1 129,245,000.00 8346,~~091~~954,~~117~~116.3315 ~~486~~446,~~871~~544.7034 3536,~~650~~713,~~129~~138.4889 0.00 0.00 A-2 97,431,000.00 97,431,000.00 0.00 0.00 0.00 0.00 A-3 82,758,000.00 82,758,000.00 0.00 0.00 0.00 0.00 A-4 66,464,283.00 66,464,283.00 0.00 0.00 0.00 0.00 A-5 110,124,138.00 110,124,138.00 0.00 0.00 0.00 0.00 A-6 0.00 0.00 0.00 0.00 0.00 0.00 A-7 0.00 0.00 0.00 0.00 0.00 0.00 A-R 50.00 0.00 0.00 0.00 0.00 0.00 A-LR 50.00 0.00 0.00 0.00 0.00 0.00 B-1 8,500,000.00 8,~~470~~461,~~943~~567.9885 9,~~376~~358.1386 0.00 0.00 0.00 B-2 2,250,000.00 2,~~242~~239,~~308~~826.7078 2,~~481~~477.9234 0.00 0.00 0.00 B-3 1,250,000.00 1,~~245~~244,~~727~~348.0621 1,~~378~~376.8430 0.00 0.00 0.00 B-4 750,000.00 ~~747~~746,~~436~~608.2393 ~~827~~825.3178 0.00 0.00 0.00 B-5 501,000.00 ~~499~~498,~~287~~734.4076 ~~552~~551.6462 0.00 0.00 0.00 B-6 750,054.29 ~~747~~746,~~490~~662.3497 ~~827~~825.3784 0.00 0.00 0.00 Totals 500,023,575.29 ~~453~~417,~~821~~669,~~732~~286.0465 ~~502~~461,~~315~~960.9108 3536,~~650~~713,~~129~~138.4889 0.00 0.00 (1) Amount Does Not Include Excess Special Hazard, Bankruptcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution A-1 3637,~~137~~159,~~001~~683.1823 469,~~954~~794,~~116~~432.1592 0.~~36329542~~07578191 3637,~~137~~159,~~001~~683.1823 A-2 0.00 97,431,000.00 1.00000000 0.00 A-3 0.00 82,758,000.00 1.00000000 0.00 A-4 0.00 66,464,283.00 1.00000000 0.00 A-5 0.00 110,124,138.00 1.00000000 0.00 A-6 0.00 0.00 0.00000000 0.00 A-7 0.00 0.00 0.00000000 0.00 A-R 0.00 0.00 0.00000000 0.00 A-LR 0.00 0.00 0.00000000 0.00 B-1 9,~~376~~358.1386 8,~~461~~452,~~567~~209.8500 0.~~99547857~~99437753 9,~~376~~358.1386 B-2 2,~~481~~477.9234 2,~~239~~237,~~826~~349.7844 0.~~99547857~~99437753 2,~~481~~477.9234 B-3 1,~~378~~376.8430 1,~~244~~242,~~348~~971.2191 0.~~99547857~~99437753 1,~~378~~376.8430 B-4 ~~827~~825.3178 ~~746~~745,~~608~~783.9315 0.~~99547857~~99437753 ~~827~~825.3178 B-5 ~~552~~551.6462 498,~~734~~183.7614 0.~~99547856~~99437752 ~~552~~551.6462 B-6 ~~827~~825.3784 ~~746~~745,~~662~~837.9713 0.~~99547857~~99437753 ~~827~~825.3784 Totals 3637,~~152~~175,~~445~~098.3997 ~~417~~380,~~669~~494,~~286~~187.6569 0.~~83529919~~76095250 3637,~~152~~175,~~445~~098.3997

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-1 129,245,000.00 ~~642~~363.~~89618422~~29541684 3.~~76704476~~45502217 ~~275~~284.~~83372262~~05848497 0.00000000 A-2 97,431,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-3 82,758,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-4 66,464,283.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-5 110,124,138.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-6 0.00 0.00000000 0.00000000 0.00000000 0.00000000 A-7 0.00 0.00000000 0.00000000 0.00000000 0.00000000 A-R 50.00 0.00000000 0.00000000 0.00000000 0.00000000 A-LR 50.00 0.00000000 0.00000000 0.00000000 0.00000000 B-1 8,500,000.00 ~~996~~995.~~58164471~~47857059 1.~~10307412~~10104235 0.00000000 0.00000000 B-2 2,250,000.00 ~~996~~995.~~58164444~~47856889 1.~~10307556~~10104000 0.00000000 0.00000000 B-3 1,250,000.00 ~~996~~995.~~58164800~~47856800 1.~~10307200~~10104000 0.00000000 0.00000000 B-4 750,000.00 ~~996~~995.~~58164000~~47857333 1.~~10308000~~10104000 0.00000000 0.00000000 B-5 501,000.00 ~~996~~995.~~58163673~~47856287 1.~~10307385~~10103792 0.00000000 0.00000000 B-6 750,054.29 ~~996~~995.~~58164744~~47856729 1.~~10308015~~10104030 0.00000000 0.00000000 (2) Per $1000 denomination.

Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution A-1 0.00000000 ~~279~~287.~~60076738~~51350714 ~~363~~75.~~29541684~~78190971 0.~~36329542~~07578191 ~~279~~287.~~60076738~~51350714 A-2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 A-3 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 A-4 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 A-5 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 A-6 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-7 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-LR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 B-1 0.00000000 1.~~10307412~~10104235 ~~995~~994.~~47857059~~37752941 0.~~99547857~~99437753 1.~~10307412~~10104235 B-2 0.00000000 1.~~10307556~~10104000 ~~995~~994.~~47856889~~37752889 0.~~99547857~~99437753 1.~~10307556~~10104000 B-3 0.00000000 1.~~10307200~~10104000 ~~995~~994.~~47856800~~37752800 0.~~99547857~~99437753 1.~~10307200~~10104000 B-4 0.00000000 1.~~10308000~~10104000 ~~995~~994.~~47857333~~37753333 0.~~99547857~~99437753 1.~~10308000~~10104000 B-5 0.00000000 1.~~10307385~~10103792 ~~995~~994.~~47856287~~37752495 0.~~99547856~~99437752 1.~~10307385~~10103792 B-6 0.00000000 1.~~10308015~~10104030 ~~995~~994.~~47856729~~37752699 0.~~99547857~~99437753 1.~~10308015~~10104030 (3) Amount Does Not Include Excess Special Hazard, Bankrupcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class Amount Rate Balance Interest Shortfall Shortfall A-1 129,245,000.00 1.79000% 8346,~~091~~954,~~117~~116.3315 ~~123~~70,~~944~~039.2589 0.00 0.00 A-2 97,431,000.00 3.03000% 97,431,000.00 246,013.28 0.00 0.00 A-3 82,758,000.00 3.65000% 82,758,000.00 251,722.25 0.00 0.00 A-4 66,464,283.00 4.50000% 66,464,283.00 249,241.06 0.00 0.00 A-5 110,124,138.00 4.62000% 110,124,138.00 423,977.93 0.00 0.00 A-6 0.00 1.~~16740~~01143% ~~439~~403,~~868~~731,~~538~~537.3315 ~~427~~340,~~919~~287.6745 0.00 0.00 A-7 0.00 0.~~16178~~15794% ~~453~~417,~~719~~666,~~912~~144.9117 6154,~~168~~973.3805 0.00 0.00 A-R 50.00 4.70000% 0.00 0.00 0.00 0.00 A-LR 50.00 4.70000% 0.00 0.00 0.00 0.00 B-1 8,500,000.00 4.70000% 8,~~470~~461,~~943~~567.9885 33,~~177~~141.8614 0.00 0.00 B-2 2,250,000.00 4.70000% 2,~~242~~239,~~308~~826.7078 8,~~782~~772.3865 0.00 0.00 B-3 1,250,000.00 4.70000% 1,~~245~~244,~~727~~348.0621 4,~~879~~873.1070 0.00 0.00 B-4 750,000.00 4.70000% ~~747~~746,~~436~~608.2393 2,~~927~~924.4622 0.00 0.00 B-5 501,000.00 4.70000% ~~499~~498,~~287~~734.4076 1,~~955~~953.5438 0.00 0.00 B-6 750,054.29 4.70000% ~~747~~746,~~490~~662.3497 2,~~927~~924.6743 0.00 0.00 Totals 500,023,575.29 1,~~838~~690,~~636~~844.8343 0.00 0.00

Interest Distribution Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (4) Distribution Shortfall Balance A-1 280.9104 0.00 ~~123~~70,~~915~~039.3485 0.00 469,~~954~~794,~~116~~432.1592 A-2 570.3815 0.00 ~~245~~246,~~955~~013.9013 0.00 97,431,000.00 A-3 580.7115 0.00 251,~~663~~722.5410 0.00 82,758,000.00 A-4 580.1315 0.00 249,~~182~~240.9391 0.00 66,464,283.00 A-5 980.8825 0.00 423,~~879~~977.0568 0.00 110,124,138.00 A-6 990.8020 0.00 ~~427~~340,~~819~~287.8724 0.00 ~~403~~366,~~731~~571,~~537~~853.1592 A-7 140.2703 0.00 6154,~~154~~973.1202 0.00 ~~417~~380,~~669~~494,~~286~~187.6769 A-R 0.00 0.00 0.00 0.00 0.00 A-LR 0.00 0.00 352.7717 0.00 0.00 B-1 80.0102 0.00 33,~~169~~141.8512 0.00 8,~~461~~452,~~567~~209.8500 B-2 20.1201 0.00 8,~~780~~772.2565 0.00 2,~~239~~237,~~826~~349.7844 B-3 10.1800 0.00 4,~~877~~873.9269 0.00 1,~~244~~242,~~348~~971.2191 B-4 0.7100 0.00 2,~~926~~924.7522 0.00 ~~746~~745,~~608~~783.9315 B-5 0.4700 0.00 1,~~955~~953.0738 0.00 498,~~734~~183.7614 B-6 0.7100 0.00 2,~~926~~924.9643 0.00 ~~746~~745,~~662~~837.9713 Totals ~~429~~1.2800 0.00 1,~~838~~690,~~243~~845.3259 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankrupcy, or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

Interest Distribution Factors Statement Beginning Payment of Original Current Certificate/ Current Unpaid Current Face Certificate Notional Accrued Interest Interest Class (5) Amount Rate Balance Interest Shortfall Shortfall A-1 129,245,000.00 1.79000% ~~642~~363.~~89618422~~29541684 0.~~95898681~~54191566 0.00000000 0.00000000 A-2 97,431,000.00 3.03000% 1000.00000000 2.52500005 0.00000000 0.00000000 A-3 82,758,000.00 3.65000% 1000.00000000 3.04166667 0.00000000 0.00000000 A-4 66,464,283.00 4.50000% 1000.00000000 3.74999998 0.00000000 0.00000000 A-5 110,124,138.00 4.62000% 1000.00000000 3.84999999 0.00000000 0.00000000 A-6 0.00 1.~~16740~~01143% ~~905~~830.~~03754420~~68500486 0.~~88045253~~70014764 0.00000000 0.00000000 A-7 0.00 0.~~16178~~15794% ~~907~~835.~~39704152~~29290380 0.~~12233099~~10994092 0.00000000 0.00000000 A-R 50.00 4.70000% 0.00000000 0.00000000 0.00000000 0.00000000 A-LR 50.00 4.70000% 0.00000000 0.00000000 0.00000000 0.00000000 B-1 8,500,000.00 4.70000% ~~996~~995.~~58164471~~47857059 3.~~90327765~~89895765 0.00000000 0.00000000 B-2 2,250,000.00 4.70000% ~~996~~995.~~58164444~~47856889 3.~~90328000~~89895556 0.00000000 0.00000000 B-3 1,250,000.00 4.70000% ~~996~~995.~~58164800~~47856800 3.~~90328000~~89896000 0.00000000 0.00000000 B-4 750,000.00 4.70000% ~~996~~995.~~58164000~~47857333 3.~~90328000~~89896000 0.00000000 0.00000000 B-5 501,000.00 4.70000% ~~996~~995.~~58163673~~47856287 3.~~90327345~~89896208 0.00000000 0.00000000 B-6 750,054.29 4.70000% ~~996~~995.~~58164744~~47856729 3.~~90327745~~89895777 0.00000000 0.00000000 (5) All classes are per $1000 denomination.

Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance A-1 0.~~00022368~~00000031 0.00000000 0.~~95876312~~54191535 0.00000000 ~~363~~75.~~29541684~~78190971 A-2 0.~~00058893~~00000154 0.00000000 2.~~52441112~~52499851 0.00000000 1000.00000000 A-3 0.~~00070942~~00000181 0.00000000 3.~~04095725~~04166485 0.00000000 1000.00000000 A-4 0.~~00087461~~00000226 0.00000000 3.~~74912538~~74999772 0.00000000 1000.00000000 A-5 0.~~00089790~~00000227 0.00000000 3.~~84910209~~84999772 0.00000000 1000.00000000 A-6 0.~~00020534~~00000041 0.00000000 0.~~88024719~~70014721 0.00000000 ~~830~~754.~~68500486~~22827853 A-7 0.~~00002854~~00000006 0.00000000 0.~~12230247~~10994086 0.00000000 ~~835~~760.~~29918850~~95249603 A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-LR 0.00000000 0.00000000 ~~715~~43.40000000 0.00000000 0.00000000 B-1 0.~~00094235~~00000235 0.00000000 3.~~90233529~~89895529 0.00000000 ~~995~~994.~~47857059~~37752941 B-2 0.~~00094222~~00000444 0.00000000 3.~~90233333~~89895556 0.00000000 ~~995~~994.~~47856889~~37752889 B-3 0.~~00094400~~00000000 0.00000000 3.~~90233600~~89895200 0.00000000 ~~995~~994.~~47856800~~37752800 B-4 0.~~00094667~~00000000 0.00000000 3.~~90233333~~89896000 0.00000000 ~~995~~994.~~47857333~~37753333 B-5 0.~~00093812~~00000000 0.00000000 3.~~90233533~~89896208 0.00000000 ~~995~~994.~~47856287~~37752495 B-6 0.~~00094660~~00000000 0.00000000 3.~~90233086~~89895777 0.00000000 ~~995~~994.~~47856729~~37752699 (6) Amount Does Not Include Excess Special Hazard, Bankrupcy,or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 5029,~~664~~258.6289 Deposits Payments of Interest and Principal 38,~~098~~992,~~942~~533.0207 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 0.00 Realized ~~Losses~~Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 38,~~098~~992,~~942~~533.0207 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee ~~129~~114,~~659~~821.0675 Payment of Interest and Principal 3738,~~990~~865,~~688~~944.6957 Total Withdrawals (Pool Distribution Amount) 38,~~120~~980,~~347~~766.7532 Ending Balance 2941,~~258~~025.8964

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 1619,~~338~~180.6947 Servicing Fee Support 1519,~~909~~179.4147 Non-Supported Prepayment/Curtailment Interest Shortfall ~~429~~1.2800

SERVICING FEES Gross Servicing Fee ~~141~~130,~~787~~520.4867 Master Servicing Fee 3,~~781~~480.0055 Supported Prepayment/Curtailment Interest Shortfall 1519,~~909~~179.4147 Net Servicing Fee ~~129~~114,~~659~~821.0675

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance ~~106~~87,~~232~~277.1350

SUBORDINATION LEVEL/CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class A 14,001,054.29 2.80007883% 13,~~937~~922,~~749~~333.5077 3.~~33703002~~65901352% 96.~~662970~~340986% 100.000000% Class B-1 5,501,054.29 1.10015898% 5,~~476~~470,~~181~~124.6577 1.~~31112864~~43763688% 2.~~025901~~221377% 0.000000% Class B-2 3,251,054.29 0.65018020% 3,~~236~~232,~~354~~775.8733 0.~~77486063~~84962542% 0.~~536268~~588011% 0.000000% Class B-3 2,001,054.29 0.40019199% 1,~~992~~989,~~006~~803.6642 0.~~47693396~~52295238% 0.~~297927~~326673% 0.000000% Class B-4 1,251,054.29 0.25019906% 1,~~245~~244,~~397~~020.7327 0.~~29817795~~32694856% 0.~~178756~~196004% 0.000000% Class B-5 750,054.29 0.15000379% ~~746~~745,~~662~~837.9713 0.~~17876894~~19601801% 0.~~119409~~130931% 0.000000% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.~~178769~~196018% 0.000000% Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure

COLLATERAL STATEMENT Collateral Description 5/1 ~~CMT~~Year ~~ARM~~LIBOR Arm Weighted Average Gross Coupon 5.~~246792~~242982% Weighted Average Net Coupon 4.~~861792~~857982% Weighted Average Pass-Through Rate 4.~~861792~~857982% Weighted Average Maturity(Stepdown Calculation ) ~~354~~353 Beginning Scheduled Collateral Loan Count ~~950~~882 Number Of Loans Paid In Full 6875 Ending Scheduled Collateral Loan Count ~~882~~807 Beginning Scheduled Collateral Balance ~~453~~417,~~821~~669,~~732~~286.0467 Ending Scheduled Collateral Balance ~~417~~380,~~669~~494,~~286~~187.6768 Ending Actual Collateral Balance at 3031-~~Apr~~May-2003 13389,382,~~278~~679.6573 Monthly P &I Constant 2,~~528~~329,~~526~~791.2696 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 3738,~~920~~795,~~988~~938.0014 Ending Scheduled Balance for Premium Loans ~~417~~380,~~669~~494,~~286~~187.6768 Scheduled Principal ~~502~~461,~~315~~960.8910 Unscheduled Principal 3536,~~650~~713,~~129~~138.4889 Unpaid Principal Balance Of Outstanding Mortgage Loans With Original LTV: Less Than Or Equal To 80% ~~409~~372,~~582~~419,~~596~~578.8670 Greater Than 80%, less than or equal to 85% 2,~~341~~337,~~612~~406.9925 Greater than 85%, less than or equal to 95% 5,~~732~~725,~~564~~695.3231 Greater than 95% 0.00

Filing Compare · WELLS FARGO ASSET SEC CORP MORT PASS THR CERTS SER 2003-A