8-K 1 wfm01001.txt DECEMBER 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): December 26, 2001 WELLS FARGO ASSET SECURITIES CORPORATION Mortgage Pass-Through Certificates, Series 2001-1 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-48720-02 Pooling and Servicing Agreement) (Commission 52-2300462 (State or other File Number) IRS EIN jurisdiction of Incorporation) c/o Wells Fargo Bank Minnesota, N.A. 11000 Broken Land Parkway Columbia, MD 21044 (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 December 26, 2001 a distribution was made to holders of WELLS FARGO ASSET SECURITIES CORPORATION, Mortgage Pass-Through Certificates, Series 2001-1 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 Pass-Through Certificates, Series 2001-1 Trust, relating to the December 26, 2001 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 2001-1 Trust By: Wells Fargo Bank Minnesota, NA, as Master Servicer By: /s/ Beth Belfield, Officer By: Beth Belfield, Officer Date: 1/8/02 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2001-1 Trust, relating to the December 26, 2001 distribution. EX-99.1

Wells Fargo Asset Securities Corporation Mortgage Pass-Through Certificates Record Date: 1011/3130/01 Distribution Date: 1112/26/01 WFMBS Series: 2001-1 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 94976KAD0 PO 0.00000% 396,~~886~~502.0120 0.00 ~~383~~370.8014 A-1 94976KAA6 SEQ 7.00000% ~~158~~151,~~473~~354,~~891~~946.5128 ~~924~~882,~~431~~903.0385 714,~~118~~136,~~945~~438.2482 A-2 94976KAB4 SEQ 7.00000% 14,~~356~~440,~~810~~558.8187 8384,~~748~~236.0659 (8384,~~748~~236.0659) A-3 94976KAC2 SEQ 7.00000% 22,527,000.00 131,407.50 0.00 A-R 94976KAE8 RES 7.00000% 0.00 ~~107~~0.9400 0.00 B-1 94976KAF5 SUB 7.00000% 3,~~467~~464,~~525~~844.7016 20,~~227~~211.2359 2,~~681~~622.5444 B-2 94976KAG3 SUB 7.00000% 1,~~119~~118,~~421~~556.7911 6,~~529~~524.9691 ~~865~~846.6860 B-3 94976KAH1 SUB 7.00000% 782,~~701~~096.3002 4,~~565~~562.7623 ~~605~~591.2995 B-4 94976KAJ7 SUB 7.00000% ~~559~~558,~~214~~781.2680 3,~~262~~259.0856 ~~432~~422.4693 B-5 94976KAK4 SUB 7.00000% 335,~~727~~467.2158 1,~~958~~956.4189 ~~259~~253.6391 B-6 94976KAL2 SUB 7.00000% ~~448~~447,~~147~~800.2771 2,~~614~~494.1942 ~~346~~0.5700 Totals ~~202~~195,~~467~~426,~~325~~553.8673 1,~~178~~137,~~852~~557.1654 714,~~040~~057,~~772~~310.1520

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-PO 0.00 396,~~502~~132.2006 ~~383~~370.8014 0.00 A-1 0.00 ~~151~~137,~~354~~218,~~946~~507.2846 815,~~043~~019,~~376~~342.2767 0.00 A-2 0.00 14,~~440~~524,~~558~~795.8746 0.00 0.00 A-3 0.00 22,527,000.00 131,407.50 0.00 A-R 0.00 0.00 ~~107~~0.9400 0.00 B-1 0.00 3,~~464~~462,~~844~~221.1672 22,~~908~~834.7703 0.00 B-2 0.00 1,~~118~~117,~~556~~709.1150 7,~~395~~371.6451 0.00 B-3 0.00 ~~782~~781,~~096~~504.0207 5,~~171~~154.0518 0.00 B-4 0.00 558,~~781~~358.8087 3,~~694~~682.5449 0.00 B-5 0.00 335,~~467~~213.5868 2,~~218~~210.0480 0.00 B-6 0338.0093 447,~~800~~461.7178 2,~~960~~494.7642 1,~~324~~663.1710 Totals 0338.0093 ~~195~~181,~~426~~368,~~553~~904.7360 815,~~219~~194,~~624~~867.3174 1,~~324~~663.1710 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 409,440.81 396,~~886~~502.0120 ~~351~~354.8810 3116.9304 0.00 0.00 A-1 181,951,000.00 ~~158~~151,~~473~~354,~~891~~946.5128 ~~152~~143,~~874~~390.1911 613,~~966~~993,~~071~~048.0570 0.00 0.00 A-2 13,624,600.00 14,~~356~~440,~~810~~558.8187 0.00 0.00 (8384,~~748~~236.0659) 0.00 A-3 22,527,000.00 22,527,000.00 0.00 0.00 0.00 0.00 A-R 100.00 0.00 0.00 0.00 0.00 0.00 B-1 3,491,000.00 3,~~467~~464,~~525~~844.7016 2,~~681~~622.5444 0.00 0.00 0.00 B-2 1,127,000.00 1,~~119~~118,~~421~~556.7911 ~~865~~846.6860 0.00 0.00 0.00 B-3 788,000.00 782,~~701~~096.3002 ~~605~~591.2995 0.00 0.00 0.00 B-4 563,000.00 ~~559~~558,~~214~~781.2680 ~~432~~422.4693 0.00 0.00 0.00 B-5 338,000.00 335,~~727~~467.2158 ~~259~~253.6391 0.00 0.00 0.00 B-6 451,181.12 ~~448~~447,~~147~~800.2771 ~~346.57~~ 0.00 0.00 0.00 338.93 Totals 225,270,321.93 ~~202~~195,~~467~~426,~~325~~553.8673 ~~158~~148,~~417~~482.2404 613,~~966~~993,~~102~~064.9874 (8384,~~748~~236.0659) 0338.0093 (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 ~~383~~370.8014 396,~~502~~132.2006 0.~~96839932~~96749530 ~~383~~370.8014 A-1 714,~~118~~136,~~945~~438.2482 ~~151~~137,~~354~~218,~~946~~507.2846 0.~~83184454~~75415088 714,~~118~~136,~~945~~438.2482 A-2 (8384,~~748~~236.0659) 14,~~440~~524,~~558~~795.8746 1.~~05988865~~06607133 (8384,~~748~~236.0659) A-3 0.00 22,527,000.00 1.00000000 0.00 A-R 0.00 0.00 0.00000000 0.00 B-1 2,~~681~~622.5444 3,~~464~~462,~~844~~221.1672 0.~~99250764~~99175644 2,~~681~~622.5444 B-2 ~~865~~846.6860 1,~~118~~117,~~556~~709.1150 0.~~99250764~~99175643 ~~865~~846.6860 B-3 ~~605~~591.2995 ~~782~~781,~~096~~504.0207 0.~~99250764~~99175643 ~~605~~591.2995 B-4 ~~432~~422.4693 558,~~781~~358.8087 0.~~99250764~~99175643 ~~432~~422.4693 B-5 ~~259~~253.6391 335,~~467~~213.5868 0.~~99250763~~99175645 ~~259~~253.6391 B-6 ~~346~~338.5793 447,~~800~~461.7178 0.~~99250764~~99175644 ~~346~~0.5700 Totals 714,~~040~~057,~~772~~649.1513 ~~195~~181,~~426~~368,~~553~~904.7360 0.~~86752020~~80511673 714,~~040~~057,~~772~~310.1520

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-PO 409,440.81 ~~969~~968.~~33671560~~39931515 0.~~85941604~~86483807 0.~~07798441~~03917538 0.00000000 A-1 181,951,000.00 ~~870~~831.~~97015960~~84454210 0.~~84019428~~78806992 3876.~~28542327~~90558832 0.00000000 A-2 13,624,600.00 ~~1053~~1059.~~74182068~~88864774 0.00000000 0.00000000 (6.~~14682706~~18268353) A-3 22,527,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-R 100.00 0.00000000 0.00000000 0.00000000 0.00000000 B-1 3,491,000.00 ~~993~~992.~~27576626~~50763678 0.~~76812948~~75120023 0.00000000 0.00000000 B-2 1,127,000.00 ~~993~~992.~~27576752~~50763975 0.~~76812777~~75119787 0.00000000 0.00000000 B-3 788,000.00 ~~993~~992.~~27576142~~50763959 0.~~76813452~~75120558 0.00000000 0.00000000 B-4 563,000.00 ~~993~~992.~~27577265~~50763766 0.~~76813499~~75120782 0.00000000 0.00000000 B-5 338,000.00 ~~993~~992.~~27576923~~50763314 0.~~76813609~~75121302 0.00000000 0.00000000 B-6 451,181.12 ~~993~~992.~~27576030~~50764305 0.~~76813941~~00000000 0.00000000 0.00000000 (2) Per $1,000 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 0.~~93737603~~90401345 ~~968~~967.~~39931515~~49530170 0.~~96839932~~96749530 0.~~93737603~~90401345 A-1 0.00000000 3977.~~12561756~~69365829 ~~831~~754.~~84454210~~15088381 0.~~83184454~~75415088 3977.~~12561756~~69365829 A-2 0.00000000 (6.~~14682706~~18268353) 1,~~059~~066.~~88864774~~07133127 1.~~05988865~~06607133 (6.~~14682706~~18268353) A-3 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 B-1 0.00000000 0.~~76812948~~75120023 ~~992~~991.~~50763678~~75643655 0.~~99250764~~99175644 0.~~76812948~~75120023 B-2 0.00000000 0.~~76812777~~75119787 ~~992~~991.~~50763975~~75643301 0.~~99250764~~99175643 0.~~76812777~~75119787 B-3 0.00000000 0.~~76813452~~75120558 ~~992~~991.~~50763959~~75643401 0.~~99250764~~99175643 0.~~76813452~~75120558 B-4 0.00000000 0.~~76813499~~75120782 ~~992~~991.~~50763766~~75642984 0.~~99250764~~99175643 0.~~76813499~~75120782 B-5 0.00000000 0.~~76813609~~75121302 ~~992~~991.~~50763314~~75644970 0.~~99250763~~99175645 0.~~76813609~~75121302 B-6 0.~~00000000~~75120608 0.~~76813941~~75120608 ~~992~~991.~~50764305~~75643697 0.~~99250764~~99175644 0.~~76813941~~00000000 (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 409,440.81 0.00000% 396,~~886~~502.0120 0.00 0.00 0.00 A-1 181,951,000.00 7.00000% ~~158~~151,~~473~~354,~~891~~946.5128 ~~924~~882,~~431~~903.0385 0.00 0.00 A-2 13,624,600.00 7.00000% 14,~~356~~440,~~810~~558.8187 8384,~~748~~236.0659 0.00 0.00 A-3 22,527,000.00 7.00000% 22,527,000.00 131,407.50 0.00 0.00 A-R 100.00 7.00000% 0.00 0.00 0.00 0.00 B-1 3,491,000.00 7.00000% 3,~~467~~464,~~525~~844.7016 20,~~227~~211.2359 0.00 0.00 B-2 1,127,000.00 7.00000% 1,~~119~~118,~~421~~556.7911 6,~~529~~524.9691 0.00 0.00 B-3 788,000.00 7.00000% 782,~~701~~096.3002 4,~~565~~562.7623 0.00 0.00 B-4 563,000.00 7.00000% ~~559~~558,~~214~~781.2680 3,~~262~~259.0856 0.00 0.00 B-5 338,000.00 7.00000% 335,~~727~~467.2158 1,~~958~~956.4189 0.00 0.00 B-6 451,181.12 7.00000% ~~448~~447,~~147~~800.2771 2,~~614~~612.1917 0.00 0117.0075 Totals 225,270,321.93 1,~~178~~137,~~744~~675.2229 0.00 0117.0075

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 0.00 396,~~502~~132.2006 A-1 0.00 0.00 ~~924~~882,~~431~~903.0385 0.00 ~~151~~137,~~354~~218,~~946~~507.2846 A-2 0.00 0.00 8384,~~748~~236.0659 0.00 14,~~440~~524,~~558~~795.8746 A-3 0.00 0.00 131,407.50 0.00 22,527,000.00 A-R 0.00 0.00 ~~107~~0.9400 0.00 0.00 B-1 0.00 0.00 20,~~227~~211.2359 0.00 3,~~464~~462,~~844~~221.1672 B-2 0.00 0.00 6,~~529~~524.9691 0.00 1,~~118~~117,~~556~~709.1150 B-3 0.00 0.00 4,~~565~~562.7623 0.00 ~~782~~781,~~096~~504.0207 B-4 0.00 0.00 3,~~262~~259.0856 0.00 558,~~781~~358.8087 B-5 0.00 0.00 1,~~958~~956.4189 0.00 335,~~467~~213.5868 B-6 0.00 0.00 2,~~614~~494.1942 0117.0075 447,~~800~~461.7178 Totals 0.00 0.00 1,~~178~~137,~~852~~557.1654 0117.0075 (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 409,440.81 0.00000% ~~969~~968.~~33671560~~39931515 0.00000000 0.00000000 0.00000000 A-1 181,951,000.00 7.00000% ~~870~~831.~~97015960~~84454210 54.~~08065924~~85242648 0.00000000 0.00000000 A-2 13,624,600.00 7.00000% ~~1053~~1059.~~74182068~~88864774 6.~~14682706~~18268353 0.00000000 0.00000000 A-3 22,527,000.00 7.00000% 1000.00000000 5.83333333 0.00000000 0.00000000 A-R 100.00 7.00000% 0.00000000 0.00000000 0.00000000 0.00000000 B-1 3,491,000.00 7.00000% ~~993~~992.~~27576626~~50763678 5.~~79410771~~78962761 0.00000000 0.00000000 B-2 1,127,000.00 7.00000% ~~993~~992.~~27576752~~50763975 5.~~79410825~~78962733 0.00000000 0.00000000 B-3 788,000.00 7.00000% ~~993~~992.~~27576142~~50763959 5.~~79411168~~78963198 0.00000000 0.00000000 B-4 563,000.00 7.00000% ~~993~~992.~~27577265~~50763766 5.~~79410302~~78962700 0.00000000 0.00000000 B-5 338,000.00 7.00000% ~~993~~992.~~27576923~~50763314 5.~~79411243~~78961538 0.00000000 0.00000000 B-6 451,181.12 7.00000% ~~993~~992.~~27576030~~50764305 5.~~79410326~~78962613 0.00000000 0.~~00000000~~26098167 (5) Per $1,000 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 ~~968~~967.~~39931515~~49530170 A-1 0.00000000 0.00000000 54.~~08065924~~85242648 0.00000000 ~~831~~754.~~84454210~~15088381 A-2 0.00000000 0.00000000 6.~~14682706~~18268353 0.00000000 ~~1059~~1066.~~88864774~~07133127 A-3 0.00000000 0.00000000 5.83333333 0.00000000 1000.00000000 A-R 0.00000000 0.00000000 ~~1079~~0.~~40000000~~00000000 0.00000000 0.00000000 B-1 0.00000000 0.00000000 5.~~79410771~~78962761 0.00000000 ~~992~~991.~~50763678~~75643655 B-2 0.00000000 0.00000000 5.~~79410825~~78962733 0.00000000 ~~992~~991.~~50763975~~75643301 B-3 0.00000000 0.00000000 5.~~79411168~~78963198 0.00000000 ~~992~~991.~~50763959~~75643401 B-4 0.00000000 0.00000000 5.~~79410302~~78962700 0.00000000 ~~992~~991.~~50763766~~75642984 B-5 0.00000000 0.00000000 5.~~79411243~~78961538 0.00000000 ~~992~~991.~~50763314~~75644970 B-6 0.00000000 0.00000000 5.~~79410326~~52864446 0.~~00000000~~26098167 ~~992~~991.~~50764305~~75643697 (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 4222,~~305~~634.0690 Deposits Payments of Interest and Principal 815,~~241~~172,~~456~~623.3602 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 036,690.0061 Realized Losses 0.00 Prepayment Penalties 0.00 Total Deposits 815,~~241~~209,~~456~~313.3663 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee 4137,~~502~~080.2283 Payment of Interest and Principal 815,~~219~~194,~~624~~867.3073 Total Withdrawals (Pool Distribution Amount) 815,~~261~~231,~~126~~948.5256 Ending Balance ~~22,634~~0.9000

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 36,~~543~~382.3655 Servicing Fee Support 36,~~543~~382.3655 Non-Supported Prepayment/Curtailment Interest Shortfall 0.00

SERVICING FEES Gross Servicing Fee 4240,~~177~~696.5105 Master Servicing Fee 2,~~868~~767.0733 Supported Prepayment/Curtailment Interest Shortfall 36,~~543~~382.3655 Net Servicing Fee 4137,~~502~~080.2283

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 10 0 0 0 10 ~~316,586~~0.8600 0.00 0.00 0.00 ~~316,586~~0.8600 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 10 0 0 0 10 ~~316,586~~0.8600 0.00 0.00 0.00 ~~316,586~~0.8600 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.~~196464~~000000% 0.000000% 0.000000% 0.000000% 0.~~196464~~000000% 0.~~159676~~000000% 0.000000% 0.000000% 0.000000% 0.~~159676~~000000% 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.~~196464~~000000% 0.000000% 0.000000% 0.000000% 0.~~196464~~000000% 0.~~159676~~000000% 0.000000% 0.000000% 0.000000% 0.~~159676~~000000%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 81135,~~536~~574.2474

SUBORDINATION LEVEL/CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class A 6,758,181.12 3.00003172% 6,~~707~~702,~~546~~469.3862 3.~~43225946~~69548994% 96.~~560763~~296421% 100.000000% Class B-1 3,267,181.12 1.45033802% 3,~~242~~240,~~702~~247.2290 1.~~65929458~~78655096% 1.~~776569~~913117% 0.000000% Class B-2 2,140,181.12 0.95005019% 2,~~124~~122,~~146~~538.1140 1.~~08692809~~17028793% 0.~~573530~~617612% 0.000000% Class B-3 1,352,181.12 0.60024823% 1,~~342~~341,~~050~~034.0933 0.~~68672863~~73939595% 0.~~401013~~431835% 0.000000% Class B-4 789,181.12 0.35032627% ~~783~~782,~~268~~675.2946 0.~~40079932~~43153784% 0.~~286511~~308532% 0.000000% Class B-5 451,181.12 0.20028431% 447,~~800~~461.7178 0.~~22914016~~24671361% 0.~~172008~~185229% 0.000000% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.~~229606~~247254% 0.000000% Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure

CREDIT ENHANCEMENT Original $ Original % Current $ Current % Bankruptcy 100,000.00 0.04439111% 100,000.00 0.~~05117012~~05513624% Fraud 4,505,406.44 2.00000000% 4,505,406.44 2.~~30542183~~48411184% Special Hazard 2,941,735.80 1.30586922% 2,941,735.80 1.~~50528971~~62196260% Limit of Subordinate's Exposure to Certain Types of Losses

COLLATERAL STATEMENT Collateral Description Fixed 30 year - Relocation Weighted Average Gross Coupon 7.~~661011~~654953% Weighted Average Pass-Through Rate 7.000000% Weighted Average Maturity(Stepdown Calculation ) ~~349~~348 Beginning Scheduled Collateral Loan Count ~~525~~509 Number Of Loans Paid In Full 1635 Ending Scheduled Collateral Loan Count ~~509~~474 Beginning Scheduled Collateral Balance ~~202~~195,~~467~~426,~~325~~553.8572 Ending Scheduled Collateral Balance ~~195~~181,~~426~~368,~~553~~904.7261 Ending Actual Collateral Balance at 3130-~~Oct~~Nov-2001 ~~198~~190,~~267~~514,~~686~~546.0137 Monthly P &I Constant 1,~~385~~339,~~716~~193.9799 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 815,~~174~~150,~~783~~750.7716 Class AP Deferred Amount 0.00 Ending Scheduled Balance for Premium Loans ~~173~~159,~~769~~731,~~905~~828.6498 Ending scheduled Balance For discounted Loans 21,~~656~~637,~~648~~075.0863 Scheduled Principal ~~156~~147,~~618~~966.7952 Unscheduled Principal 613,~~884~~909,~~153~~682.3459 Unpaid Principal Balance Of Outstanding Mortgage Loans With Original LTV: Less Than Or Equal To 80% ~~145~~133,~~435~~927,~~593~~291.7311 Greater Than 80%, less than or equal to 85% 65,~~633~~792,~~945~~027.2346 Greater than 85%, less than or equal to 95% 4341,~~354~~654,~~459~~010.8721 Greater than 95% 0.00

Filing Compare · WELLS FARGO ASSET SECURITIES CORP MOR PAS THR CER SE 2001-01