8-K 1 wfa02001.txt OCTOBER 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): October 25, 2002 WELLS FARGO ASSET SECURITIES CORPORATION Mortgage Asset Backed Pass-Through Certificates, Series 2002-1 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-45578-02 Pooling and Servicing Agreement) (Commission 52-2379794 (State or other File Number) IRS EIN jurisdiction 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 October 25, 2002 a distribution was made to holders of WELLS FARGO ASSET SECURITIES CORPORATION, Mortgage Asset Backed Pass-Through Certificates, Series 2002-1 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 Asset Backed Pass-Through Certificates, Series 2002-1 Trust, relating to the October 25, 2002 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 Asset Backed Pass-Through Certificates, Series 2002-1 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: 11/5/02 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Asset Backed Pass-Through Certificates, Series 2002-1 Trust, relating to the October 25, 2002 distribution. EX-99.1

Wells Fargo Asset Securities Corporation Mortgage Pass-Through Certificates Record Date: 89/3130/02 Distribution Date: 910/25/02 WFALT Series: 2002-1 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-PO 94974SAC7 PO 0.00000% 77,~~662~~399.4167 0.00 ~~262~~929.7484 I-A-1 94974SAA1 SEQ 6.25000% ~~121~~116,~~227~~421,~~000~~367.0046 ~~631~~606,~~193~~308.3805 43,~~805~~104,~~632~~589.5429 I-A-R 94974SAB9 RES 6.25000% ~~100~~0.00 0.5200 ~~100~~0.00 II-A-1 94974SAD5 SEQ 6.25000% 9085,~~627~~137,~~000~~115.0008 ~~471~~443,~~868~~383.1654 5,~~489~~235,~~884~~499.9251 B-1 94974SAF0 SUB 6.25000% 7,~~440~~433,~~000~~381.0095 38,~~737~~712.8913 6,~~618~~801.0524 B-2 94974SAG8 SUB 6.25000% 2,~~142~~140,~~000~~094.0064 11,~~152~~145.7635 1,~~905~~958.3610 B-3 94974SAH6 SUB 6.25000% 1,~~127~~125,~~000~~997.0051 5,~~867~~864.9606 1,~~002~~030.4924 B-4 94974SAJ2 SUB 6.25000% 1,~~127~~125,~~000~~997.0051 5,~~867~~864.9606 1,~~002~~030.4924 B-5 94974SAK9 SUB 6.25000% ~~677~~676,~~000~~397.0079 3,~~524~~522.9460 ~~602~~618.2188 B-6 94974SAL7 SUB 6.25000% 1,~~015~~014,~~725~~821.5099 5,~~288~~285.5807 ~~903~~928.5152 Totals ~~225~~215,~~460~~152,~~487~~573.9160 1,~~173~~120,~~502~~084.1586 108,~~307~~353,~~914~~385.3186

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-PO 0.00 7776,~~399~~469.6784 ~~262~~929.7484 0.00 I-A-1 0.00 ~~116~~113,~~421~~316,~~367~~778.4617 53,~~436~~710,~~825~~897.9234 0.00 I-A-R 0.00 0.00 ~~100~~0.5200 0.00 II-A-1 0.00 8579,~~137~~901,~~115~~615.0857 5,~~961~~678,~~753~~883.0805 0.00 B-1 0.00 7,~~433~~426,~~381~~580.9571 45,~~355~~513.9437 0.00 B-2 0.00 2,~~140~~138,~~094~~136.6454 13,~~058~~103.1245 0.00 B-3 0.00 1,~~125~~124,~~997~~967.5127 6,~~870~~894.4530 0.00 B-4 0.00 1,~~125~~124,~~997~~967.5127 6,~~870~~894.4530 0.00 B-5 0.00 ~~676~~675,~~397~~778.7992 4,~~127~~141.1548 0.00 B-6 0.00 1,~~014~~013,~~821~~893.9947 6,~~192~~213.0959 0.00 Totals 0.00 ~~215~~206,~~152~~799,~~573~~187.6076 119,~~481~~473,~~416~~470.4672 0.00 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-PO 77,662.41 77,~~662~~399.4167 ~~260~~261.4620 2668.2764 0.00 0.00 I-A-1 121,227,000.00 ~~121~~116,~~227~~421,~~000~~367.0046 ~~108~~107,~~334~~955.5467 42,~~697~~996,~~298~~633.0062 0.00 0.00 I-A-R 100.00 ~~100~~0.00 20.2500 970.7500 0.00 0.00 100.00 ~~100~~0.00 20.2500 970.7500 0.00 0.00 II-A-1 90,627,000.00 9085,~~627~~137,~~000~~115.0008 8076,~~112~~494.4809 5,~~409~~159,~~772~~005.4442 0.00 0.00 B-1 7,440,000.00 7,~~440~~433,~~000~~381.0095 6,~~618~~801.0524 0.00 0.00 0.00 B-2 2,142,000.00 2,~~142~~140,~~000~~094.0064 1,~~905~~958.3610 0.00 0.00 0.00 B-3 1,127,000.00 1,~~127~~125,~~000~~997.0051 1,~~002~~030.4924 0.00 0.00 0.00 B-4 1,127,000.00 1,~~127~~125,~~000~~997.0051 1,~~002~~030.4924 0.00 0.00 0.00 B-5 677,000.00 ~~677~~676,~~000~~397.0079 ~~602~~618.2188 0.00 0.00 0.00 B-6 1,015,725.50 1,~~015~~014,~~725~~821.5099 ~~903~~928.5152 0.00 0.00 0.00 Totals 225,460,587.91 ~~225~~215,~~460~~152,~~587~~573.9160 ~~200~~197,~~746~~078.0918 108,~~107~~156,~~268~~307.2168 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-PO ~~262~~929.7484 7776,~~399~~469.6784 0.~~99661690~~98464418 ~~262~~929.7484 I-A-1 43,~~805~~104,~~632~~589.5429 ~~116~~113,~~421~~316,~~367~~778.4617 0.~~96035840~~93474868 43,~~805~~104,~~632~~589.5429 I-A-R ~~100~~0.00 0.00 0.00000000 ~~100~~0.00 I-A-R ~~100~~0.00 0.00 0.00000000 ~~100~~0.00 II-A-1 5,~~489~~235,~~884~~499.9251 8579,~~137~~901,~~115~~615.0857 0.~~93942330~~88165354 5,~~489~~235,~~884~~499.9251 B-1 6,~~618~~801.0524 7,~~433~~426,~~381~~580.9571 0.~~99911048~~99819633 6,~~618~~801.0524 B-2 1,~~905~~958.3610 2,~~140~~138,~~094~~136.6454 0.~~99911048~~99819633 1,~~905~~958.3610 B-3 1,~~002~~030.4924 1,~~125~~124,~~997~~967.5127 0.~~99911048~~99819634 1,~~002~~030.4924 B-4 1,~~002~~030.4924 1,~~125~~124,~~997~~967.5127 0.~~99911048~~99819634 1,~~002~~030.4924 B-5 ~~602~~618.2188 ~~676~~675,~~397~~778.7992 0.~~99911047~~99819634 ~~602~~618.2188 B-6 ~~903~~928.5152 1,~~014~~013,~~821~~893.9947 0.~~99911048~~99819633 ~~903~~928.5152 Totals 108,~~308~~353,~~014~~385.3186 ~~215~~206,~~152~~799,~~573~~187.6076 0.~~95428019~~91722988 108,~~308~~353,~~014~~385.3186

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-PO 77,662.41 ~~1000~~996.~~00000000~~61689613 3.~~35374604~~36327446 08.~~02922907~~60957058 0.00000000 I-A-1 121,227,000.00 ~~1000~~960.~~00000000~~35839755 0.~~89365026~~89052497 3824.~~74795219~~71919308 0.00000000 I-A-R 100.00 ~~1000~~0.00000000 220.~~50000000~~00000000 ~~977~~0.~~50000000~~00000000 0.00000000 II-A-1 90,627,000.00 ~~1000~~939.~~00000000~~42329637 0.~~88398027~~84405409 5956.~~69272336~~92570007 0.00000000 B-1 7,440,000.00 ~~1000~~999.~~00000000~~11047715 0.~~88952285~~91414516 0.00000000 0.00000000 B-2 2,142,000.00 ~~1000~~999.~~00000000~~11047619 0.~~88952381~~91414566 0.00000000 0.00000000 B-3 1,127,000.00 ~~1000~~999.~~00000000~~11047915 0.~~88952085~~91414374 0.00000000 0.00000000 B-4 1,127,000.00 ~~1000~~999.~~00000000~~11047915 0.~~88952085~~91414374 0.00000000 0.00000000 B-5 677,000.00 ~~1000~~999.~~00000000~~11047267 0.~~88952733~~91415066 0.00000000 0.00000000 B-6 1,015,725.50 ~~1000~~999.~~00000000~~11047818 0.~~88952182~~91414462 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-PO 0.00000000 311.~~38310387~~97284504 ~~996~~984.~~61689613~~64417985 0.~~99661690~~98464418 311.~~38310387~~97284504 I-A-1 0.00000000 3925.~~64160245~~60971805 ~~960~~934.~~35839755~~74867950 0.~~96035840~~93474868 3925.~~64160245~~60971805 I-A-R 0.00000000 ~~1,000~~0.00000000 0.00000000 0.00000000 ~~1,000~~0.00000000 II-A-1 0.00000000 6057.~~57670363~~76975416 ~~939~~881.~~42329637~~65354221 0.~~93942330~~88165354 6057.~~57670363~~76975416 B-1 0.00000000 0.~~88952285~~91414516 ~~999~~998.~~11047715~~19633199 0.~~99911048~~99819633 0.~~88952285~~91414516 B-2 0.00000000 0.~~88952381~~91414566 ~~999~~998.~~11047619~~19633053 0.~~99911048~~99819633 0.~~88952381~~91414566 B-3 0.00000000 0.~~88952085~~91414374 ~~999~~998.~~11047915~~19633540 0.~~99911048~~99819634 0.~~88952085~~91414374 B-4 0.00000000 0.~~88952085~~91414374 ~~999~~998.~~11047915~~19633540 0.~~99911048~~99819634 0.~~88952085~~91414374 B-5 0.00000000 0.~~88952733~~91415066 ~~999~~998.~~11047267~~19633678 0.~~99911047~~99819634 0.~~88952733~~91415066 B-6 0.00000000 0.~~88952182~~91414462 ~~999~~998.~~11047818~~19633356 0.~~99911048~~99819633 0.~~88952182~~91414462 (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-PO 77,662.41 0.00000% 77,~~662~~399.4167 0.00 0.00 0.00 I-A-1 121,227,000.00 6.25000% ~~121~~116,~~227~~421,~~000~~367.0046 ~~631~~606,~~390~~361.6329 0.00 0.00 I-A-R 100.00 6.25000% ~~100~~0.00 0.5200 0.00 0.00 II-A-1 90,627,000.00 6.25000% 9085,~~627~~137,~~000~~115.0008 ~~472~~443,~~015~~422.6347 0.00 0.00 B-1 7,440,000.00 6.25000% 7,~~440~~433,~~000~~381.0095 38,~~750~~715.0053 0.00 0.00 B-2 2,142,000.00 6.25000% 2,~~142~~140,~~000~~094.0064 11,~~156~~146.2533 0.00 0.00 B-3 1,127,000.00 6.25000% 1,~~127~~125,~~000~~997.0051 5,~~869~~864.7957 0.00 0.00 B-4 1,127,000.00 6.25000% 1,~~127~~125,~~000~~997.0051 5,~~869~~864.7957 0.00 0.00 B-5 677,000.00 6.25000% ~~677~~676,~~000~~397.0079 3,~~526~~522.0491 0.00 0.00 B-6 1,015,725.50 6.25000% 1,~~015~~014,~~725~~821.5099 5,~~290~~285.2453 0.00 0.00 Totals 225,460,487.91 1,~~173~~120,~~868~~183.8920 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-PO 0.00 0.00 0.00 0.00 7776,~~399~~469.6784 I-A-1 ~~197~~53.2524 0.00 ~~631~~606,~~193~~308.3805 0.00 ~~116~~113,~~421~~316,~~367~~778.4617 I-A-R 0.00 0.00 0.5200 0.00 0.00 II-A-1 ~~147~~38.4693 0.00 ~~471~~443,~~868~~383.1654 0.00 8579,~~137~~901,~~115~~615.0857 B-1 123.1140 0.00 38,~~737~~712.8913 0.00 7,~~433~~426,~~381~~580.9571 B-2 30.4998 0.00 11,~~152~~145.7635 0.00 2,~~140~~138,~~094~~136.6454 B-3 10.8351 0.00 5,~~867~~864.9606 0.00 1,~~125~~124,~~997~~967.5127 B-4 10.8351 0.00 5,~~867~~864.9606 0.00 1,~~125~~124,~~997~~967.5127 B-5 10.1031 0.00 3,~~524~~522.9460 0.00 ~~676~~675,~~397~~778.7992 B-6 10.6546 0.00 5,~~288~~285.5807 0.00 1,~~014~~013,~~821~~893.9947 Totals ~~366~~98.7234 0.00 1,~~173~~120,~~502~~084.1586 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-PO 77,662.41 0.00000% ~~1000~~996.~~00000000~~61689613 0.00000000 0.00000000 0.00000000 I-A-1 121,227,000.00 6.25000% ~~1000~~960.~~00000000~~35839755 5.~~20833337~~00186666 0.00000000 0.00000000 I-A-R 100.00 6.25000% ~~1000~~0.00000000 50.~~20000000~~00000000 0.00000000 0.00000000 II-A-1 90,627,000.00 6.25000% ~~1000~~939.~~00000000~~42329637 54.~~20833339~~89282962 0.00000000 0.00000000 B-1 7,440,000.00 6.25000% ~~1000~~999.~~00000000~~11047715 5.~~20833333~~20370027 0.00000000 0.00000000 B-2 2,142,000.00 6.25000% ~~1000~~999.~~00000000~~11047619 5.~~20833333~~20370215 0.00000000 0.00000000 B-3 1,127,000.00 6.25000% ~~1000~~999.~~00000000~~11047915 5.~~20833185~~20370009 0.00000000 0.00000000 B-4 1,127,000.00 6.25000% ~~1000~~999.~~00000000~~11047915 5.~~20833185~~20370009 0.00000000 0.00000000 B-5 677,000.00 6.25000% ~~1000~~999.~~00000000~~11047267 5.~~20833087~~20370753 0.00000000 0.00000000 B-6 1,015,725.50 6.25000% ~~1000~~999.~~00000000~~11047818 5.~~20833631~~20369923 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-PO 0.00000000 0.00000000 0.00000000 0.00000000 ~~996~~984.~~61689613~~64417985 I-A-1 0.~~00162711~~00043918 0.00000000 5.~~20670626~~00142749 0.00000000 ~~960~~934.~~35839755~~74867950 I-A-R 0.00000000 0.00000000 50.~~20000000~~00000000 0.00000000 0.00000000 II-A-1 0.~~00162711~~00042956 0.00000000 54.~~20670617~~89240006 0.00000000 ~~939~~881.~~42329637~~65354221 B-1 0.~~00162769~~00045699 0.00000000 5.~~20670565~~20324328 0.00000000 ~~999~~998.~~11047715~~19633199 B-2 0.~~00162932~~00045752 0.00000000 5.~~20670401~~20324463 0.00000000 ~~999~~998.~~11047619~~19633053 B-3 0.~~00162378~~00045253 0.00000000 5.~~20670807~~20324756 0.00000000 ~~999~~998.~~11047915~~19633540 B-4 0.~~00162378~~00045253 0.00000000 5.~~20670807~~20324756 0.00000000 ~~999~~998.~~11047915~~19633540 B-5 0.~~00162482~~00045790 0.00000000 5.~~20670606~~20324963 0.00000000 ~~999~~998.~~11047267~~19633678 B-6 0.~~00162445~~00045288 0.00000000 5.~~20670201~~20324635 0.00000000 ~~999~~998.~~11047818~~19633356 (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 Component Statement Component Beginning Ending Beginning Ending Ending Pass-Through Notional Notional Component Component Component Class Rate Balance Balance Balance Balance Percentage I-A-PO 0.00000% 0.00 0.00 18,~~684~~630.9687 1817,~~630~~910.8777 9995.~~71051584~~85661409% II-A-PO 0.00000% 0.00 0.00 58,~~977~~768.4580 58,~~768~~559.8006 99.~~64622072~~29059327%

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 119,~~502~~482,~~082~~097.1246 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 2559,~~349~~639.4803 Realized Losses 0.00 Prepayment Penalties 0.00 Total Deposits 119,~~527~~541,~~431~~736.6049 Withdrawals Reimbursement for Servicer Advances 025,349.0048 Payment of Service Fee 4642,~~015~~916.1128 Payment of Interest and Principal 119,~~481~~473,~~416~~470.4771 Total Withdrawals (Pool Distribution Amount) 119,~~527~~541,~~431~~736.5847 Ending Balance 0.00

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 45,~~672~~220.2103 Servicing Fee Support 45,~~305~~121.4969 Non-Supported Prepayment/Curtailment Interest Shortfall ~~366~~98.7234

SERVICING FEES Gross Servicing Fee 4744,~~127~~990.5626 Master Servicing Fee 3,~~193~~047.0471 Supported Prepayment/Curtailment Interest Shortfall 45,~~305~~121.4969 Net Servicing Fee 4642,~~015~~916.1128

LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT DELINQUENCY STATUS DELINQUENT BANKRUPTCY FORECLOSURE REO Total No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 126 0 0 0 126 21,~~808~~070,~~153~~870.36 0.00 0.00 0.00 21,~~808~~070,~~153~~870.36 60 Days 26 0 0 0 26 ~~347~~1,~~103~~162,708.6183 0.00 0.00 0.00 ~~347~~1,~~103~~162,708.6183 90 Days 01 0 0 0 01 057,329.0084 0.00 0.00 0.00 057,329.0084 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180+ Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 1413 0 0 0 1413 32,~~155~~290,~~256~~909.9703 0.00 0.00 0.00 32,~~155~~290,~~256~~909.9703 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 10.~~087942~~560224% 0.000000% 0.000000% 0.000000% 10.~~087942~~560224% 650.~~424685~~511982% 0.000000% 0.000000% 0.000000% 650.~~424685~~511982% 60 Days 0.~~181324~~560224% 0.000000% 0.000000% 0.000000% 0.~~181324~~560224% 80.~~086860~~555890% 0.000000% 0.000000% 0.000000% 80.~~086860~~555890% 90 Days 0.~~000000~~093371% 0.000000% 0.000000% 0.000000% 0.~~000000~~093371% 0.~~000000~~027409% 0.000000% 0.000000% 0.000000% 0.~~000000~~027409% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 1.~~269266~~213819% 0.000000% 0.000000% 0.000000% 1.~~269266~~213819% 731.~~511546~~095282% 0.000000% 0.000000% 0.000000% 731.~~511546~~095282%

Delinquency Status By Groups DELINQUENT BANKRUPTCY FORECLOSURE REO Total 1 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 96 0 0 0 96 1,~~605~~070,~~739~~870.2536 0.00 0.00 0.00 1,~~605~~070,~~739~~870.2536 60 Days 24 0 0 0 24 ~~347~~334,~~103~~833.6196 0.00 0.00 0.00 ~~347~~334,~~103~~833.6196 90 Days 01 0 0 0 01 057,329.0084 0.00 0.00 0.00 057,329.0084 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 11 0 0 0 11 1,~~952~~463,~~842~~034.8616 0.00 0.00 0.00 1,~~952~~463,~~842~~034.8616 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 10.~~011236~~689655% 0.000000% 0.000000% 0.000000% 10.~~011236~~689655% 10.~~288941~~880288% 0.000000% 0.000000% 0.000000% 10.~~288941~~880288% 60 Days 0.~~224719~~459770% 0.000000% 0.000000% 0.000000% 0.~~224719~~459770% 0.~~278623~~275244% 0.000000% 0.000000% 0.000000% 0.~~278623~~275244% 90 Days 0.~~000000~~114943% 0.000000% 0.000000% 0.000000% 0.~~000000~~114943% 0.~~000000~~047127% 0.000000% 0.000000% 0.000000% 0.~~000000~~047127% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 1.~~235955~~264368% 0.000000% 0.000000% 0.000000% 1.~~235955~~264368% 1.~~567564~~202658% 0.000000% 0.000000% 0.000000% 1.~~567564~~202658% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 2 No of Loans No of Loans No of Loans No of Loans No of Loans Principal Balance Principal Balance Principal Balance Principal Balance Principal Balance 0-29 Days 0 0 0 0 0.00 0.00 0.00 0.00 30 Days 30 0 0 0 30 ~~1,202,414~~0.1100 0.00 0.00 0.00 ~~1,202,414~~0.1100 60 Days 02 0 0 0 02 0827,874.0087 0.00 0.00 0.00 0827,874.0087 90 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 120 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 150 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 180 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 Totals 32 0 0 0 32 1827,~~202,414~~874.1187 0.00 0.00 0.00 1827,~~202,414~~874.1187 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 10.~~408451~~000000% 0.000000% 0.000000% 0.000000% 10.~~408451~~000000% 10.~~303843~~000000% 0.000000% 0.000000% 0.000000% 10.~~303843~~000000% 60 Days 0.~~000000~~995025% 0.000000% 0.000000% 0.000000% 0.~~000000~~995025% 0.~~000000~~960025% 0.000000% 0.000000% 0.000000% 0.~~000000~~960025% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 10.~~408451~~995025% 0.000000% 0.000000% 0.000000% 10.~~408451~~995025% 10.~~303843~~960025% 0.000000% 0.000000% 0.000000% 10.~~303843~~960025%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance ~~140~~142,~~007~~269.4250

SUBORDINATION LEVEL/CREDIT ENHANCEMENT CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class I-A-1 104,155,825.50 46.19693076% 9893,~~653~~405,~~806~~939.4775 45.~~85295208~~16745968% 54.~~150034~~836117% 0.000000% Class I-AR 104,155,725.50 46.19688641% 9893,~~653~~405,~~806~~939.4775 45.~~85295208~~16745968% 0.000000% 0.000000% Class II-A-1 13,528,725.50 6.00048622% 13,~~516~~504,~~691~~324.3918 6.~~28237495~~53016307% 3938.~~599068~~665892% 0.000000% Class B-1 6,088,725.50 2.70057319% 6,~~083~~077,~~309~~743.4447 2.~~82743977~~93895906% 3.~~457423~~593862% 0.000000% Class B-2 3,946,725.50 1.75051759% 3,~~943~~939,~~214~~606.8093 1.~~83275279~~90503985% 01.~~995403~~034684% 0.000000% Class B-3 2,819,725.50 1.25065173% 2,~~817~~814,~~217~~639.2966 1.~~30940441~~36104967% 0.~~523725~~544393% 0.000000% Class B-4 1,692,725.50 0.75078588% 1,~~691~~689,~~219~~672.7839 0.~~78605603~~81705949% 0.~~523725~~544393% 0.000000% Class B-5 1,015,725.50 0.45051153% 1,~~014~~013,~~821~~893.9947 0.~~47167551~~49027923% 0.~~314607~~327022% 0.000000% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.~~472015~~490642% 0.000000% Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure

COLLATERAL STATEMENT Collateral Description Fixed 15 & 30 Year Weighted Average Gross Coupon 7.~~604004~~593645% Weighted Average Pass-Through Rate 6.250000% Weighted Average Maturity(Stepdown Calculation ) ~~342~~341 Beginning Scheduled Collateral Loan Count 1,~~139~~103 Number Of Loans Paid In Full 3632 Ending Scheduled Collateral Loan Count 1,~~103~~071 Beginning Scheduled Collateral Balance ~~225~~215,~~460~~152,~~487~~573.9160 Ending Scheduled Collateral Balance ~~215~~206,~~152~~799,~~573~~187.6074 Ending Actual Collateral Balance at 3130-~~Aug~~Sep-2002 4209,~~292~~161,~~192~~546.4008 Ending Scheduled Balance For Wells Fargo Serviced ~~211~~203,~~805~~688,~~586~~426.3615 Ending Scheduled Balance For Other Servicers 3,~~346~~110,~~987~~761.2459 Monthly P &I Constant 1,~~432~~371,~~972~~919.8793 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Non-PO Optimal Amount 119,~~398~~388,~~761~~942.5172 Class AP Deferred Amount 0.00 Ending Scheduled Balance for Premium Loans ~~212~~204,~~102~~003,~~443~~318.8835 Ending scheduled Balance For discounted Loans 32,~~050~~795,~~129~~869.7239 Scheduled Principal ~~200~~197,~~743~~078.8518 Unscheduled Principal 108,~~107~~156,~~170~~307.4668 Unpaid Principal Balance Of Outstanding Mortgage Loans With Original LTV: Less Than Or Equal To 80% ~~156~~149,~~175~~938,~~312~~394.1792 Greater Than 80%, less than or equal to 85% 5,~~766~~757,~~263~~631.4188 Greater than 85%, less than or equal to 95% 5048,~~661~~558,~~150~~041.0033 Greater than 95% 2,~~560~~557,~~018~~654.7290

Group Level Collateral Statement Group 1 2 Total Collateral Description Fixed 15 & 30 Year Fixed 15 & 30 Year Fixed 15 & 30 Year Weighted Average Coupon Rate 7.~~730017~~715877 7.~~435591~~426846 7.~~604004~~593645 Weighted Average Net Rate 6.~~249094~~249147 6.~~246179~~245971 6.~~247846~~247804 Weighted Average Maturity ~~342~~341 ~~343~~ 342 341 Beginning Loan Count ~~912~~890 ~~227~~213 1,~~139~~103 Loans Paid In Full 2220 1412 3632 Ending Loan Count ~~890~~870 ~~213~~201 1,~~103~~071 Beginning Scheduled Balance ~~128~~124,~~985~~172,~~618~~914.0099 9690,~~474~~979,~~869~~658.0061 ~~225~~215,~~460~~152,~~487~~573.0060 Ending scheduled Balance ~~124~~121,~~172~~060,~~914~~434.99 9085,~~979~~738,~~658~~752.6175 ~~215~~206,~~152~~799,~~573~~187.6074 Record Date 0809/3130/2002 0809/3130/2002 0809/3130/2002 Principal And Interest Constant ~~819~~792,~~600~~038.3000 ~~613~~579,~~372~~881.5793 1,~~432~~371,~~972~~919.8793 Scheduled Principal 115,~~305~~177.4574 8581,~~438~~900.4044 ~~200~~197,~~743~~078.8518 Unscheduled Principal 42,~~697~~997,~~398~~302.0226 5,~~409~~159,~~772~~005.4442 108,~~107~~156,~~170~~307.4668 Scheduled Interest ~~700~~674,~~171~~264.0185 ~~523~~493,~~655~~861.6723 1,~~223~~168,~~826~~126.6808 Servicing Fees 2625,~~959~~965.3916 2019,~~168~~025.1810 4744,~~127~~990.5626 Master Servicing Fees 1,~~826~~758.4383 1,~~366~~288.6088 3,~~193~~047.0471 Trustee Fee 0.00 0.00 0.00 FRY Amount ~~130~~124,~~320~~024.4282 7469,~~080~~215.2371 ~~204~~193,~~400~~240.6653 Special Hazard Fee 0.00 0.00 0.00 Other Fee 0.00 0.00 0.00 Pool Insurance Fee 0.00 0.00 0.00 Spread Fee 1 0.00 0.00 0.00 Spread Fee 2 0.00 0.00 0.00 Spread Fee 3 0.00 0.00 0.00 Net Interest ~~541~~522,~~064~~516.7704 ~~428~~404,~~040~~331.6654 ~~969~~926,~~105~~847.4258 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.00 0.00 0.00 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00

Filing Compare · WELLS FARGO ALTERNATIVE LOAN 2002-1 TRUST