8-K 1 wfm0200b.txt NOVEMBER 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): November 25, 2002 WELLS FARGO ASSET SECURITIES CORPORATION Mortgage Pass-Through Certificates, Series 2002-B Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-74308-13 Pooling and Servicing Agreement) (Commission 01-0725393 (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 November 25, 2002 a distribution was made to holders of WELLS FARGO ASSET SECURITIES CORPORATION, Mortgage Pass-Through Certificates, Series 2002-B 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 2002-B Trust, relating to the November 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 Pass-Through Certificates, Series 2002-B 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: 12/3/02 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2002-B Trust, relating to the November 25, 2002 distribution. EX-99.1

Wells Fargo Asset Securities Corporation Mortgage Pass-Through Certificates Record Date: ~~9/30/02~~ 10/2531/02 Distribution Date: 11/25/02 WFMBS Series: 2002-B 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 94978MAA0 SEQ 6.15000% 8684,~~181~~393,~~601~~979.8855 ~~441~~432,~~675~~519.2615 1,~~787~~771,~~622~~416.3396 A-2 94978MAB8 SEQ 6.15000% 6751,~~193~~501,~~578~~536.5168 ~~344~~263,~~362~~945.8438 15,~~692~~776,~~041~~493.8303 A-3 94978MAC6 PO 0.00000% 3,~~636~~519,~~939~~451.7802 0.00 ~~117~~194,~~488~~195.75 A-4 94978MAD4 IO 0.~~22314~~22046% 0.00 1512,~~517~~952.8175 0.00 A-R 94978MAK8 RES 6.15000% 0.00 ~~748~~97.4861 0.00 B-1 94978MAM4 SUB 6.15000% 2,~~771~~769,~~298~~202.6145 14,~~202~~192.7316 2,~~096~~057.1604 B-2 94978MAN2 SUB 6.15000% 1,~~088~~087,~~582~~758.0566 5,~~578~~574.9176 ~~823~~808.3802 B-3 94978MAP7 SUB 6.15000% ~~791~~790,~~514~~916.7810 4,~~056~~053.4644 ~~598~~587.6951 B-4 94978MAQ5 SUB 6.15000% ~~296~~295,~~070~~846.3945 1,~~517~~516.3421 ~~223~~219.9476 B-5 94978MAR3 SUB 6.15000% 395,~~757~~458.3905 2,~~028~~026.2372 ~~299~~293.3476 B-6 94978MAS1 SUB 6.15000% ~~300~~299,~~095~~868.1516 1,~~537~~536.9782 ~~226~~222.9975 Totals ~~162~~145,~~655~~054,~~438~~017.5412 ~~831~~738,~~226~~415.0300 17,~~601~~746,~~421~~294.4158

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-1 0.00 8482,~~393~~622,~~979~~562.5559 2,~~229~~203,~~297~~936.5911 0.00 A-2 0.00 5135,~~501~~725,~~536~~043.6866 16,~~036~~040,~~404~~438.6741 0.00 A-3 0.00 3,~~519~~325,~~451~~255.0227 ~~117~~194,~~488~~195.75 0.00 A-4 0.00 0.00 1512,~~517~~952.8175 0.00 A-R 0.00 0.00 ~~748~~97.4861 0.00 B-1 0.00 2,~~769~~767,~~202~~145.4541 16,~~298~~249.8920 0.00 B-2 0.00 1,~~087~~086,~~758~~950.6664 6,~~402~~382.2978 0.00 B-3 0.00 790,~~916~~328.1058 4,~~655~~640.1595 0.00 B-4 0.00 295,~~846~~626.4569 1,~~741~~735.2897 0.00 B-5 0.00 395,~~458~~164.0529 2,~~327~~320.5748 0.00 B-6 0.00 299,~~868~~645.1641 1,~~764~~759.9657 0.40 Totals 0.00 ~~145~~127,~~054~~307,~~017~~722.1254 18,~~432~~484,~~647~~709.4458 0.40 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 93,497,000.00 8684,~~181~~393,~~601~~979.8855 1110,~~564~~156.9204 1,~~776~~761,~~057~~260.4191 0.00 0.00 A-2 95,640,000.00 6751,~~193~~501,~~578~~536.5168 ~~101~~90,~~518~~451.7816 15,~~590~~686,~~523~~041.0486 0.00 0.00 A-3 3,831,607.77 3,~~636~~519,~~939~~451.7802 3,~~136~~081.6023 ~~114~~191,~~352~~114.1552 0.00 0.00 A-4 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 B-1 2,780,000.00 2,~~771~~769,~~298~~202.6145 2,~~096~~057.1604 0.00 0.00 0.00 B-2 1,092,000.00 1,~~088~~087,~~582~~758.0566 ~~823~~808.3802 0.00 0.00 0.00 B-3 794,000.00 ~~791~~790,~~514~~916.7810 ~~598~~587.6951 0.00 0.00 0.00 B-4 297,000.00 ~~296~~295,~~070~~846.3945 ~~223~~219.9476 0.00 0.00 0.00 B-5 397,000.00 395,~~757~~458.3905 ~~299~~293.3476 0.00 0.00 0.00 B-6 301,037.80 ~~300~~299,~~095~~868.1516 ~~226~~222.9975 0.00 0.00 0.00 Totals 198,629,695.57 ~~162~~145,~~655~~054,~~438~~017.5412 ~~120~~107,~~488~~877.8027 17,~~480~~638,~~932~~417.6029 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 1,~~787~~771,~~622~~416.3396 8482,~~393~~622,~~979~~562.5559 0.~~90263837~~88369212 1,~~787~~771,~~622~~416.3396 A-2 15,~~692~~776,~~041~~493.8303 5135,~~501~~725,~~536~~043.6866 0.~~53849369~~37353663 15,~~692~~776,~~041~~493.8303 A-3 ~~117~~194,~~488~~195.75 3,~~519~~325,~~451~~255.0227 0.~~91853113~~86784856 ~~117~~194,~~488~~195.75 A-4 0.00 0.00 0.00000000 0.00 A-R 0.00 0.00 0.00000000 0.00 B-1 2,~~096~~057.1604 2,~~769~~767,~~202~~145.4541 0.~~99611599~~99537605 2,~~096~~057.1604 B-2 ~~823~~808.3802 1,~~087~~086,~~758~~950.6664 0.~~99611599~~99537604 ~~823~~808.3802 B-3 ~~598~~587.6951 790,~~916~~328.1058 0.~~99611599~~99537605 ~~598~~587.6951 B-4 ~~223~~219.9476 295,~~846~~626.4569 0.~~99611599~~99537606 ~~223~~219.9476 B-5 ~~299~~293.3476 395,~~458~~164.0529 0.~~99611599~~99537605 ~~299~~293.3476 B-6 ~~226~~222.9975 299,~~868~~645.1641 0.~~99611464~~99537470 ~~226~~222.9975 Totals 17,~~601~~746,~~421~~294.4158 ~~145~~127,~~054~~307,~~017~~722.1254 0.~~73027357~~64092996 17,~~601~~746,~~421~~294.4158

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-1 93,497,000.00 ~~921~~902.~~75793747~~63836861 0.~~12369295~~10862423 18.~~99587591~~83761950 0.00000000 A-2 95,640,000.00 ~~702~~538.~~56773850~~49369176 10.~~06146780~~94574613 ~~163~~164.~~01257884~~01131179 0.00000000 A-3 3,831,607.77 ~~949~~918.~~19417600~~53113138 0.~~81861197~~80416112 2949.~~84443003~~87841436 0.00000000 A-4 0.00 0.00000000 0.00000000 0.00000000 0.00000000 A-R 50.00 0.00000000 0.00000000 0.00000000 0.00000000 B-1 2,780,000.00 996.~~87000360~~11598921 0.~~75401439~~73994245 0.00000000 0.00000000 B-2 1,092,000.00 996.~~87000916~~11598901 0.~~75401099~~73994505 0.00000000 0.00000000 B-3 794,000.00 996.~~87000000~~11599496 0.~~75401763~~73993703 0.00000000 0.00000000 B-4 297,000.00 996.~~87000000~~11599327 0.~~75400673~~73993266 0.00000000 0.00000000 B-5 397,000.00 996.~~87000000~~11599496 0.~~75400504~~73994962 0.00000000 0.00000000 B-6 301,037.80 996.~~86866566~~11464075 0.~~75402491~~73994030 0.00000000 0.00000000 Per $1,000 Denominations.

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 1918.~~11956886~~94624384 ~~902~~883.~~63836861~~69212477 0.~~90263837~~88369212 1918.~~11956886~~94624384 A-2 0.00000000 164.~~07404674~~95705803 ~~538~~373.~~49369176~~53663384 0.~~53849369~~37353663 164.~~07404674~~95705803 A-3 0.00000000 3050.~~66304201~~68257548 ~~918~~867.~~53113138~~84855591 0.~~91853113~~86784856 3050.~~66304201~~68257548 A-4 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 B-1 0.00000000 0.~~75401439~~73994245 ~~996~~995.~~11598921~~37604676 0.~~99611599~~99537605 0.~~75401439~~73994245 B-2 0.00000000 0.~~75401099~~73994505 ~~996~~995.~~11598901~~37604396 0.~~99611599~~99537604 0.~~75401099~~73994505 B-3 0.00000000 0.~~75401763~~73993703 ~~996~~995.~~11599496~~37604534 0.~~99611599~~99537605 0.~~75401763~~73993703 B-4 0.00000000 0.~~75400673~~73993266 ~~996~~995.~~11599327~~37606061 0.~~99611599~~99537606 0.~~75400673~~73993266 B-5 0.00000000 0.~~75400504~~73994962 ~~996~~995.~~11599496~~37604534 0.~~99611599~~99537605 0.~~75400504~~73994962 B-6 0.00000000 0.~~75402491~~73994030 ~~996~~995.~~11464075~~37470045 0.~~99611464~~99537470 0.~~75402491~~73994030 (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 93,497,000.00 6.15000% 8684,~~181~~393,~~601~~979.8855 ~~441~~432,~~680~~519.7115 0.00 0.00 A-2 95,640,000.00 6.15000% 6751,~~193~~501,~~578~~536.5168 ~~344~~263,~~367~~945.0938 0.00 0.00 A-3 3,831,607.77 0.00000% 3,~~636~~519,~~939~~451.7802 0.00 0.00 0.00 A-4 0.00 0.~~22314~~22046% 8370,~~450~~504,~~933~~243.1032 1512,~~518~~952.0075 0.00 0.00 A-R 50.00 6.15000% 0.00 0.00 0.00 0.00 B-1 2,780,000.00 6.15000% 2,~~771~~769,~~298~~202.6145 14,~~202~~192.9116 0.00 0.00 B-2 1,092,000.00 6.15000% 1,~~088~~087,~~582~~758.0566 5,~~578~~574.9876 0.00 0.00 B-3 794,000.00 6.15000% ~~791~~790,~~514~~916.7810 4,~~056~~053.5144 0.00 0.00 B-4 297,000.00 6.15000% ~~296~~295,~~070~~846.3945 1,~~517~~516.3621 0.00 0.00 B-5 397,000.00 6.15000% 395,~~757~~458.3905 2,~~028~~026.2672 0.00 0.00 B-6 301,037.80 6.15000% ~~300~~299,~~095~~868.1516 1,~~537~~536.9982 0.00 0.00 Totals 198,629,695.57 ~~830~~738,~~487~~317.8139 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 50.4500 0.00 ~~441~~432,~~675~~519.2615 0.00 8482,~~393~~622,~~979~~562.5559 A-2 40.2500 0.00 ~~344~~263,~~362~~945.8438 0.00 5135,~~501~~725,~~536~~043.6866 A-3 0.00 0.00 0.00 0.00 3,~~519~~325,~~451~~255.0227 A-4 0.1900 0.00 1512,~~517~~952.8175 0.00 7062,~~504~~517,~~243~~158.3275 A-R 0.00 0.00 ~~748~~97.4861 0.00 0.00 B-1 0.1800 0.00 14,~~202~~192.7316 0.00 2,~~769~~767,~~202~~145.4541 B-2 0.0700 0.00 5,~~578~~574.9176 0.00 1,~~087~~086,~~758~~950.6664 B-3 0.0500 0.00 4,~~056~~053.4644 0.00 790,~~916~~328.1058 B-4 0.0200 0.00 1,~~517~~516.3421 0.00 295,~~846~~626.4569 B-5 0.0300 0.00 2,~~028~~026.2372 0.00 395,~~458~~164.0529 B-6 0.0200 0.00 1,~~537~~536.9782 0.00 299,~~868~~645.1641 Totals 100.2600 0.00 ~~831~~738,~~226~~415.0300 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 93,497,000.00 6.15000% ~~921~~902.~~75793747~~63836861 4.~~72400943~~62602169 0.00000000 0.00000000 A-2 95,640,000.00 6.15000% ~~702~~538.~~56773850~~49369176 32.~~60065966~~75978022 0.00000000 0.00000000 A-3 3,831,607.77 0.00000% ~~949~~918.~~19417600~~53113138 0.00000000 0.00000000 0.00000000 A-4 0.00 0.~~22314~~22046% ~~766~~647.~~28604390~~40339844 0.~~14249364~~11893829 0.00000000 0.00000000 A-R 50.00 6.15000% 0.00000000 0.00000000 0.00000000 0.00000000 B-1 2,780,000.00 6.15000% 996.~~87000360~~11598921 5.~~10896043~~10509353 0.00000000 0.00000000 B-2 1,092,000.00 6.15000% 996.~~87000916~~11598901 5.~~10895604~~10509158 0.00000000 0.00000000 B-3 794,000.00 6.15000% 996.~~87000000~~11599496 5.~~10895466~~10508816 0.00000000 0.00000000 B-4 297,000.00 6.15000% 996.~~87000000~~11599327 5.~~10895623~~10508418 0.00000000 0.00000000 B-5 397,000.00 6.15000% 996.~~87000000~~11599496 5.~~10896725~~10508816 0.00000000 0.00000000 B-6 301,037.80 6.15000% 996.~~86866566~~11464075 5.~~10895974~~10507318 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.~~00005829~~00000000 0.00000000 4.~~72395114~~62602169 0.00000000 ~~902~~883.~~63836861~~69212477 A-2 0.~~00004444~~00000000 0.00000000 32.~~60061522~~75978022 0.00000000 ~~538~~373.~~49369176~~53663384 A-3 0.00000000 0.00000000 0.00000000 0.00000000 ~~918~~867.~~53113138~~84855591 A-4 0.~~00000174~~00000000 0.00000000 0.~~14249189~~11893829 0.00000000 ~~647~~574.~~40339844~~06220008 A-R 0.00000000 0.00000000 ~~14969~~1952.~~60000000~~20000000 0.00000000 0.00000000 B-1 0.~~00006475~~00000000 0.00000000 5.~~10889568~~10509353 0.00000000 ~~996~~995.~~11598921~~37604676 B-2 0.~~00006410~~00000000 0.00000000 5.~~10889194~~10509158 0.00000000 ~~996~~995.~~11598901~~37604396 B-3 0.~~00006297~~00000000 0.00000000 5.~~10889169~~10508816 0.00000000 ~~996~~995.~~11599496~~37604534 B-4 0.~~00006734~~00000000 0.00000000 5.~~10888889~~10508418 0.00000000 ~~996~~995.~~11599327~~37606061 B-5 0.~~00007557~~00000000 0.00000000 5.~~10889169~~10508816 0.00000000 ~~996~~995.~~11599496~~37604534 B-6 0.~~00006644~~00000000 0.00000000 5.~~10889330~~10507318 0.00000000 ~~996~~995.~~11464075~~37470045 (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 0.00 Deposits Payments of Interest and Principal 18,~~469~~431,~~727~~781.6763 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 27117,~~873~~820.8532 Realized Losses 0.00 Prepayment Penalties 0.00 Total Deposits 18,~~497~~549,601.5295 Withdrawals Reimbursement for Servicer Advances 2227,~~798~~873.2785 Payment of Service Fee 4237,~~155~~018.7851 Payment of Interest and Principal 18,~~432~~484,~~647~~709.4759 Total Withdrawals (Pool Distribution Amount) 18,~~497~~549,601.5295 Ending Balance 0.00

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 10,~~987~~365.9480 Servicing Fee Support 10,~~977~~365.6880 Non-Supported Prepayment/Curtailment Interest Shortfall 100.2600

SERVICING FEES Gross Servicing Fee 5045,~~829~~329.2038 Master Servicing Fee 2,~~304~~054.2693 Supported Prepayment/Curtailment Interest Shortfall 10,~~977~~365.6880 Net Servicing Fee 4237,~~155~~018.7851

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 1 0 0 0 1 378,~~773~~462.6145 0.00 0.00 0.00 378,~~773~~462.6145 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 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 1 0 0 0 1 378,~~773~~462.6145 0.00 0.00 0.00 378,~~773~~462.6145 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 0.~~321543~~361011% 0.000000% 0.000000% 0.000000% 0.~~321543~~361011% 0.~~243111~~280369% 0.000000% 0.000000% 0.000000% 0.~~243111~~280369% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 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 0.~~321543~~361011% 0.000000% 0.000000% 0.000000% 0.~~321543~~361011% 0.~~243111~~280369% 0.000000% 0.000000% 0.000000% 0.~~243111~~280369%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 43123,~~692~~109.0054

SUBORDINATION LEVEL/CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class A 5,661,037.80 2.85004605% 5,~~639~~634,~~049~~861.8702 34.~~88755166~~42617375% 9695.~~112448~~573826% 100.000000% Class B-1 2,881,037.80 1.45045674% 2,~~869~~867,~~847~~715.4261 12.~~97846807~~25258574% 12.~~909084~~173588% 0.000000% Class B-2 1,789,037.80 0.90069000% 1,~~782~~780,~~088~~764.7697 1.~~22856905~~39878786% 0.~~749899~~853798% 0.000000% Class B-3 995,037.80 0.50095118% ~~991~~990,~~172~~436.6639 0.~~68331279~~77798610% 0.~~545256~~620802% 0.000000% Class B-4 698,037.80 0.35142671% ~~695~~694,~~326~~809.2170 0.~~47935674~~54577184% 0.~~203956~~232214% 0.000000% Class B-5 301,037.80 0.15155730% 299,~~868~~645.1641 0.~~20672861~~23537096% 0.~~272628~~310401% 0.000000% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.~~206729~~235371% 0.000000% Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure

COLLATERAL STATEMENT Collateral Description 7/1 CMT ARM Weighted Average Gross Coupon 6.~~524494~~500745% Weighted Average Net Coupon 6.~~132494~~108745% Weighted Average Pass-Through Rate 6.~~132494~~108745% Weighted Average Maturity(Stepdown Calculation ) ~~353~~352 Beginning Scheduled Collateral Loan Count ~~345~~311 Number Of Loans Paid In Full 34 Ending Scheduled Collateral Loan Count ~~311~~277 Beginning Scheduled Collateral Balance ~~162~~145,~~655~~054,~~438~~017.9553 Ending Scheduled Collateral Balance ~~145~~127,~~054~~307,~~017~~722.5395 Ending Actual Collateral Balance at 3031-~~Sep~~Oct-2002 ~~155~~134,~~802~~987,~~804~~446.7624 Monthly P &I Constant 1907,~~020,378~~733.0301 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 18,~~398~~451,~~718~~523.7101 Ending Scheduled Balance for Premium Loans 7062,~~504~~517,~~243~~158.3275 Ending scheduled Balance For discounted Loans 7464,~~549~~790,~~774~~564.2120 Scheduled Principal ~~120~~107,~~488~~877.8128 Unscheduled Principal 17,~~480~~638,~~932~~417.6130 Unpaid Principal Balance Of Outstanding Mortgage Loans With Original LTV: Less Than Or Equal To 80% ~~142~~124,~~659~~928,~~274~~407.7825 Greater Than 80%, less than or equal to 85% 0.00 Greater than 85%, less than or equal to 95% 2,~~398~~396,~~683~~217.9698 Greater than 95% 0.00

Filing Compare · WELLS FARGO MORTGAGE BACKED SECURITIES 2002-B TRUST