8-K 1 wfm0300d.txt DECEMBER 8-K 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, 2003 WELLS FARGO ASSET SECURITIES CORPORATION Mortgage Pass-Through Certificates, Series 2003-D Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-98129-11 02-0686997 Pooling and Servicing Agreement) (Commission IRS EIN (State or other File Number) 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 December 26, 2003 a distribution was made to holders of WELLS FARGO ASSET SECURITIES CORPORATION, Mortgage Pass-Through Certificates, Series 2003-D 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-D Trust, relating to the December 26, 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-D Trust By: Wells Fargo Bank Minnesota, N.A. as Master Servicer By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 1/2/04 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-D Trust, relating to the December 26, 2003 distribution. EX-99.1

Wells Fargo Asset Securities Corporation Mortgage Pass-Through Certificates Record Date: 911/30/03 Distribution Date: 1012/2726/03 WFMBS Series: 2003-D Contact: Customer Service - CTSLink Wells Fargo Bank Minnesota, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 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 949911AA9 SEQ 4.~~89735~~88448% ~~226~~206,864,~~917~~956.7102 ~~925~~842,~~863~~023.5224 108,~~984~~775,~~634~~727.3009 A-R 949911AB7 SEQ 4.~~89639~~87882% 0.00 0.00 0.00 B-1 949911AC5 SUB 4.~~89735~~88448% 5,~~770~~760,~~931~~681.3647 23,~~551~~448.8828 5,~~107~~192.9658 B-2 949911AD3 SUB 4.~~89735~~88448% 1,~~990~~986,~~250~~715.5764 8,~~122~~086.4673 1,~~761~~790.6179 B-3 949911AE1 SUB 4.~~89735~~88448% ~~994~~992,~~131~~365.1646 4,~~057~~039.1732 ~~879~~894.9250 B-4 949911AF8 SUB 4.~~89735~~88448% ~~796~~794,~~299~~884.0673 3,~~249~~235.7950 ~~704~~716.8250 B-5 949911AG6 SUB 4.~~89735~~88448% ~~597~~596,~~472~~411.8264 2,~~438~~427.3663 ~~528~~537.8360 B-6 949911AH4 SUB 4.~~89735~~88448% ~~597~~596,~~099~~039.7017 2,~~436~~426.8412 ~~528~~537.5026 Totals ~~237~~217,~~611~~592,~~102~~054.3813 ~~969~~885,~~720~~686.0282 108,~~994~~785,~~145~~396.9432

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-1 0.00 ~~215~~198,~~880~~089,~~283~~228.4193 119,~~910~~617,~~497~~750.8233 0.00 A-R 0.00 0.00 0.00 0.00 B-1 0.00 5,~~765~~755,~~823~~488.4089 28,~~659~~640.8486 0.00 B-2 0.00 1,~~988~~984,~~488~~924.9685 9,~~884~~877.0752 0.00 B-3 0.00 ~~993~~991,~~251~~470.2395 4,~~937~~933.0982 0.00 B-4 0.00 ~~795~~794,~~594~~168.2423 3,~~954~~952.6100 0.00 B-5 0.00 ~~596~~595,~~943~~874.9904 2,~~967~~965.1923 0.00 B-6 0.00 ~~596~~595,~~571~~501.1991 2,~~965~~963.3438 0.00 Totals 0.00 ~~226~~208,~~616~~806,~~956~~657.4280 119,~~963~~671,~~865~~083.9614 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-1 389,522,000.00 ~~226~~206,864,~~917~~956.7102 ~~200~~186,~~802~~464.4664 108,~~783~~589,~~831~~262.8445 0.00 0.00 A-R 100.00 0.00 0.00 0.00 0.00 0.00 B-1 5,805,000.00 5,~~770~~760,~~931~~681.3647 5,~~107~~192.9658 0.00 0.00 0.00 B-2 2,002,000.00 1,~~990~~986,~~250~~715.5764 1,~~761~~790.6179 0.00 0.00 0.00 B-3 1,000,000.00 ~~994~~992,~~131~~365.1646 ~~879~~894.9250 0.00 0.00 0.00 B-4 801,000.00 ~~796~~794,~~299~~884.0673 ~~704~~716.8250 0.00 0.00 0.00 B-5 601,000.00 ~~597~~596,~~472~~411.8264 ~~528~~537.8360 0.00 0.00 0.00 B-6 600,624.67 ~~597~~596,~~099~~039.7017 ~~528~~537.5026 0.00 0.00 0.00 Totals 400,331,724.67 ~~237~~217,~~611~~592,~~102~~054.3813 ~~210~~196,~~314~~133.1087 108,~~783~~589,~~831~~262.8445 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-1 108,~~984~~775,~~634~~727.3009 ~~215~~198,~~880~~089,~~283~~228.4193 0.~~55421846~~50854439 108,~~984~~775,~~634~~727.3009 A-R 0.00 0.00 0.00000000 0.00 B-1 5,~~107~~192.9658 5,~~765~~755,~~823~~488.4089 0.~~99325123~~99147095 5,~~107~~192.9658 B-2 1,~~761~~790.6179 1,~~988~~984,~~488~~924.9685 0.~~99325123~~99147095 1,~~761~~790.6179 B-3 ~~879~~894.9250 ~~993~~991,~~251~~470.2395 0.~~99325123~~99147095 ~~879~~894.9250 B-4 ~~704~~716.8250 ~~795~~794,~~594~~168.2423 0.~~99325124~~99147095 ~~704~~716.8250 B-5 ~~528~~537.8360 ~~596~~595,~~943~~874.9904 0.~~99325123~~99147095 ~~528~~537.8360 B-6 ~~528~~537.5026 ~~596~~595,~~571~~501.1991 0.~~99325123~~99147095 ~~528~~537.5026 Totals 108,~~994~~785,~~145~~396.9432 ~~226~~208,~~616~~806,~~956~~657.4280 0.~~56607294~~52158409 108,~~994~~785,~~145~~396.9432

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-1 389,522,000.00 ~~582~~531.~~41875352~~07387008 0.~~51550993~~47870118 2722.~~68478248~~05077621 0.00000000 A-R 100.00 0.00000000 0.00000000 0.00000000 0.00000000 B-1 5,805,000.00 ~~994~~992.~~13115590~~36545564 0.~~87992420~~89450129 0.00000000 0.00000000 B-2 2,002,000.00 ~~994~~992.~~13115385~~36545455 0.~~87992507~~89450050 0.00000000 0.00000000 B-3 1,000,000.00 ~~994~~992.~~13116000~~36546000 0.~~87992000~~89450000 0.00000000 0.00000000 B-4 801,000.00 ~~994~~992.~~13116105~~36545568 0.~~87992509~~89450687 0.00000000 0.00000000 B-5 601,000.00 ~~994~~992.~~13114809~~36545757 0.~~87991681~~89450915 0.00000000 0.00000000 B-6 600,624.67 ~~994~~992.~~13116015~~36544846 0.~~87991724~~89450205 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 2822.~~20029241~~52947739 ~~554~~508.~~21846111~~54439269 0.~~55421846~~50854439 2822.~~20029241~~52947739 A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 B-1 0.00000000 0.~~87992420~~89450129 ~~993~~991.~~25123170~~47095435 0.~~99325123~~99147095 0.~~87992420~~89450129 B-2 0.00000000 0.~~87992507~~89450050 ~~993~~991.~~25122877~~47095405 0.~~99325123~~99147095 0.~~87992507~~89450050 B-3 0.00000000 0.~~87992000~~89450000 ~~993~~991.~~25123000~~47095000 0.~~99325123~~99147095 0.~~87992000~~89450000 B-4 0.00000000 0.~~87992509~~89450687 ~~993~~991.~~25123596~~47094881 0.~~99325124~~99147095 0.~~87992509~~89450687 B-5 0.00000000 0.~~87991681~~89450915 ~~993~~991.~~25123128~~47094842 0.~~99325123~~99147095 0.~~87991681~~89450915 B-6 0.00000000 0.~~87991724~~89450205 ~~993~~991.~~25122626~~47094641 0.~~99325123~~99147095 0.~~87991724~~89450205 (3) Amount Does Not Include Excess Special Hazard, Bankruptcy, 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-1 389,522,000.00 4.~~89735~~88448% ~~226~~206,864,~~917~~956.7102 ~~925~~842,~~863~~023.5224 0.00 0.00 A-R 100.00 4.~~89639~~87882% 0.00 0.00 0.00 0.00 B-1 5,805,000.00 4.~~89735~~88448% 5,~~770~~760,~~931~~681.3647 23,~~551~~448.8828 0.00 0.00 B-2 2,002,000.00 4.~~89735~~88448% 1,~~990~~986,~~250~~715.5764 8,~~122~~086.4673 0.00 0.00 B-3 1,000,000.00 4.~~89735~~88448% ~~994~~992,~~131~~365.1646 4,~~057~~039.1732 0.00 0.00 B-4 801,000.00 4.~~89735~~88448% ~~796~~794,~~299~~884.0673 3,~~249~~235.7950 0.00 0.00 B-5 601,000.00 4.~~89735~~88448% ~~597~~596,~~472~~411.8264 2,~~438~~427.3663 0.00 0.00 B-6 600,624.67 4.~~89735~~88448% ~~597~~596,~~099~~039.7017 2,~~436~~426.8412 0.00 0.00 Totals 400,331,724.67 ~~969~~885,~~720~~686.0282 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 0.00 0.00 ~~925~~842,~~863~~023.5224 0.00 ~~215~~198,~~880~~089,~~283~~228.4193 A-R 0.00 0.00 0.00 0.00 0.00 B-1 0.00 0.00 23,~~551~~448.8828 0.00 5,~~765~~755,~~823~~488.4089 B-2 0.00 0.00 8,~~122~~086.4673 0.00 1,~~988~~984,~~488~~924.9685 B-3 0.00 0.00 4,~~057~~039.1732 0.00 ~~993~~991,~~251~~470.2395 B-4 0.00 0.00 3,~~249~~235.7950 0.00 ~~795~~794,~~594~~168.2423 B-5 0.00 0.00 2,~~438~~427.3663 0.00 ~~596~~595,~~943~~874.9904 B-6 0.00 0.00 2,~~436~~426.8412 0.00 ~~596~~595,~~571~~501.1991 Totals 0.00 0.00 ~~969~~885,~~720~~686.0282 0.00 (4) Amount Does Not Include Excess Special Hazard, Bankruptcy, 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-1 389,522,000.00 4.~~89735~~88448% ~~582~~531.~~41875352~~07387008 2.~~37692228~~16168340 0.00000000 0.00000000 A-R 100.00 4.~~89639~~87882% 0.00000000 0.00000000 0.00000000 0.00000000 B-1 5,805,000.00 4.~~89735~~88448% ~~994~~992.~~13115590~~36545564 4.~~05717140~~03932472 0.00000000 0.00000000 B-2 2,002,000.00 4.~~89735~~88448% ~~994~~992.~~13115385~~36545455 4.~~05717283~~03932567 0.00000000 0.00000000 B-3 1,000,000.00 4.~~89735~~88448% ~~994~~992.~~13116000~~36546000 4.~~05717000~~03932000 0.00000000 0.00000000 B-4 801,000.00 4.~~89735~~88448% ~~994~~992.~~13116105~~36545568 4.~~05716604~~03932584 0.00000000 0.00000000 B-5 601,000.00 4.~~89735~~88448% ~~994~~992.~~13114809~~36545757 4.~~05717138~~03931780 0.00000000 0.00000000 B-6 600,624.67 4.~~89735~~88448% ~~994~~992.~~13116015~~36544846 4.~~05717601~~03932792 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 0.00000000 0.00000000 2.~~37692228~~16168340 0.00000000 ~~554~~508.~~21846111~~54439269 A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 B-1 0.00000000 0.00000000 4.~~05717140~~03932472 0.00000000 ~~993~~991.~~25123170~~47095435 B-2 0.00000000 0.00000000 4.~~05717283~~03932567 0.00000000 ~~993~~991.~~25122877~~47095405 B-3 0.00000000 0.00000000 4.~~05717000~~03932000 0.00000000 ~~993~~991.~~25123000~~47095000 B-4 0.00000000 0.00000000 4.~~05716604~~03932584 0.00000000 ~~993~~991.~~25123596~~47094881 B-5 0.00000000 0.00000000 4.~~05717138~~03931780 0.00000000 ~~993~~991.~~25123128~~47094842 B-6 0.00000000 0.00000000 4.~~05717601~~03932792 0.00000000 ~~993~~991.~~25122626~~47094641 (6) Amount Does Not Include Excess Special Hazard, Bankruptcy,or Fraud Losses Unless Otherwise Disclosed. Please Refer to the Prospectus Supplement for a Full Description.

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance ~~70,090~~0.0400 Deposits Payments of Interest and Principal 119,~~992~~838,~~466~~107.9768 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 0.00 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 119,~~992~~838,~~466~~107.9768 Withdrawals Reimbursement for Servicer Advances 086,386.0096 Payment of Service Fee 7162,~~688~~714.9436 Payment of Interest and Principal 119,~~963~~671,~~865~~083.9715 Total Withdrawals (Pool Distribution Amount) 129,~~035~~820,~~554~~184.9147 Ending Balance 2717,~~002~~923.1021

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 47,~~543~~096.2603 Servicing Fee Support 47,~~543~~096.2603 Non-Supported Prepayment/Curtailment Interest Shortfall 0.00

SERVICING FEES Gross Servicing Fee 7467,~~252~~997.1413 Master Servicing Fee 1,~~980~~813.0626 Supported Prepayment/Curtailment Interest Shortfall 47,~~543~~096.2603 Net Servicing Fee 7162,~~688~~714.9436

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 ~~375,554~~0.4600 0.00 0.00 0.00 ~~375,554~~0.4600 60 Days 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 90 Days 0 0 01 0 01 0.00 0.00 0375,554.0046 0.00 0375,554.0046 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 1 0 1 ~~375,554.46~~ 0.00 0.00 375,554.46 0.00 375,554.46 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.~~195695~~000000% 0.000000% 0.000000% 0.000000% 0.~~195695~~000000% 0.~~178864~~000000% 0.000000% 0.000000% 0.000000% 0.~~178864~~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~~211416% 0.000000% 0.~~000000~~211416% 0.000000% 0.000000% 0.~~000000~~175798% 0.000000% 0.~~000000~~175798% 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.~~195695~~000000% 0.000000% 0.~~000000~~211416% 0.000000% 0.~~195695~~211416% 0.~~178864~~000000% 0.000000% 0.~~000000~~175798% 0.000000% 0.~~178864~~175798%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 6048,~~067~~342.4293

SUBORDINATION LEVEL/CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class A 10,809,624.67 2.70016689% 10,~~736~~717,~~673~~428.0187 45.~~73780655~~13270457% 9594.~~262193~~867295% 100.000000% Class B-1 5,004,624.67 1.25011943% 4,~~970~~961,~~849~~939.6198 2.~~19350294~~37633226% 2.~~544304~~756372% 0.000000% Class B-2 3,002,624.67 0.75003416% 2,~~982~~977,~~360~~015.6513 1.~~31603597~~42572807% 0.~~877467~~950604% 0.000000% Class B-3 2,002,624.67 0.50024131% 1,~~989~~985,~~109~~544.4218 0.~~87774077~~95090080% 0.~~438295~~474827% 0.000000% Class B-4 1,201,624.67 0.30015724% 1,~~193~~191,~~515~~375.1895 0.~~52666632~~57056416% 0.~~351074~~380337% 0.000000% Class B-5 600,624.67 0.15003174% ~~596~~595,~~571~~501.1991 0.~~26325091~~28519297% 0.~~263415~~285371% 0.000000% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.~~263251~~285193% 0.000000% Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure

COLLATERAL STATEMENT Collateral Description 5/1 CMT ARM Weighted Average Gross Coupon 5.~~282435~~269509% Weighted Average Net Coupon 4.~~897435~~884509% Weighted Average Pass-Through Rate 4.~~897435~~884509% Weighted Average Maturity(Stepdown Calculation ) ~~350~~348 Beginning Scheduled Collateral Loan Count ~~535~~493 Number Of Loans Paid In Full 2420 Ending Scheduled Collateral Loan Count ~~511~~473 Beginning Scheduled Collateral Balance ~~237~~217,~~611~~592,~~102~~054.3713 Ending Scheduled Collateral Balance ~~226~~208,~~616~~806,~~956~~657.4281 Ending Actual Collateral Balance at 30-~~Sep~~Nov-2003 ~~209~~213,~~966~~628,~~973~~824.0642 Monthly P &I Constant 1,~~270~~158,~~276~~675.4735 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 119,~~910~~617,~~497~~750.8233 Ending Scheduled Balance for Premium Loans ~~226~~208,~~616~~806,~~956~~657.4281 Scheduled Principal ~~210~~196,~~314~~133.1187 Unscheduled Principal 108,~~783~~589,~~831~~262.8445 Unpaid Principal Balance Of Outstanding Mortgage Loans With Or Less Than Or Equal To 80% ~~221~~204,~~783~~467,~~350~~838.0764 Greater Than 80%, less than or equal to 85% ~~777~~775,~~206~~997.8208 Greater than 85%, less than or equal to 95% 43,~~055~~561,~~137~~083.5898 Greater than 95% 0.00

Filing Compare · WELLS FARGO ASSET SEC CORP MORTGAGE PASS THR CERT SER 2003-D