8-K 1 wfm03008.txt SEPTEMBER 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): September 25, 2003 WELLS FARGO ASSET SECURITIES CORPORATION Mortgage Pass-Through Certificates, Series 2003-8 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-98129-22 54-2121773 Pooling and Servicing Agreement) (Commission 54-2121774 (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 September 25, 2003 a distribution was made to holders of WELLS FARGO ASSET SECURITIES CORPORATION, Mortgage Pass-Through Certificates, Series 2003-8 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 2003-8 Trust, relating to the September 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 2003-8 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: 9/29/03 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-8 Trust, relating to the September 25, 2003 distribution. EX-99.1

Wells Fargo Asset Securities Corporation Mortgage Pass-Through Certificates Record Date: 78/31/03 Distribution Date: 89/25/03 WFMBS Series: 2003-8 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-PO 94979RAK6 PO 0.00000% 98,~~818~~354.0705 0.00 ~~464~~394.0257 A-1 94979RAA8 SEN 4.50000% ~~409~~393,~~000~~822,~~000~~962.0094 1,~~533~~476,~~200~~741.6474 1511,~~177~~796,~~037~~939.0613 A-2 94979RAB6 SEN 3.25000% ~~140~~139,~~000~~136,~~000~~019.0083 ~~379~~376,~~030~~802.8664 ~~863~~918,~~980~~689.1767 A-3 94979RAC4 SEN 4.50000% 5453,~~400~~768,~~000~~307.0007 ~~203~~201,~~926~~618.9327 ~~631~~671,~~692~~693.9339 A-4 94979RAD2 SEN 4.50000% 47,960,000.00 179,~~785~~838.5851 0.00 A-5 94979RAE0 SEN 1.~~52000~~51000% 5049,~~000~~691,~~000~~435.0066 6362,~~310~~524.6539 ~~308~~328,~~564~~103.3446 A-6 94979RAF7 SEN 6.~~48000~~49000% 0.00 ~~269~~268,~~903~~730.2967 0.00 A-7 94979RAG5 SEN 4.50000% 79,~~226~~008,~~000~~213.0055 296,~~991~~261.0987 ~~217~~9,~~786~~499,407.4500 A-8 94979RAH3 SEN 4.50000% 14988,~~928,000~~679.0011 553,~~959~~707.9531 13988,~~939,320~~679.8911 A-9 94979RAJ9 SEN 4.50000% 43,622,000.00 163,~~523~~572.9105 0.00 A-R 94979RAL4 SEN 4.50000% 500.00 0.1900 500.00 A-LR 94979RAM2 SEN 4.50000% 500.00 0.1900 500.00 B-1 94979RAN0 SUB 4.50000% 5,~~952~~930,~~000~~625.0014 22,~~312~~238.0142 21,~~374~~652.8603 B-2 94979RAP5 SUB 4.50000% 1,~~275~~270,~~000~~421.0021 4,~~779~~763.5478 4,~~578~~638.7916 B-3 94979RAQ3 SUB 4.50000% 1,~~701~~694,~~000~~891.0036 6,~~376~~355.4744 6,~~108~~187.6485 B-4 94979RAR1 SUB 4.50000% ~~850~~846,~~000~~947.0047 3,~~186~~175.3685 3,~~052~~092.5311 B-5 94979RAS9 SUB 4.50000% ~~425~~423,~~000~~473.0074 1,~~593~~587.1893 1,~~526~~546.2605 B-6 94979RAT7 SUB 4.50000% ~~850~~847,~~967~~911.87 3,~~189~~179.9947 3,~~056~~095.0063 Totals ~~850~~819,~~288~~110,~~885~~243.9400 3,~~187~~071,~~070~~098.8334 3124,~~178~~244,~~642~~118.9416

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-PO 0.00 9897,~~354~~959.0548 ~~464~~394.0257 0.00 A-1 0.00 ~~393~~382,~~822~~026,~~962~~023.9481 1613,~~710~~273,~~237~~680.7087 0.00 A-2 0.00 ~~139~~138,~~136~~217,~~019~~330.8316 1,~~243~~295,~~011~~492.0331 0.00 A-3 0.00 53,~~768~~096,~~307~~613.0768 ~~835~~873,~~619~~311.8666 0.00 A-4 0.00 47,960,000.00 179,~~785~~838.5851 0.00 A-5 0.00 49,~~691~~363,~~435~~332.6620 ~~371~~390,~~874~~627.9985 0.00 A-6 0.00 0.00 ~~269~~268,~~903~~730.2967 0.00 A-7 0.00 7969,~~008~~508,~~213~~806.55 ~~514~~9,~~777~~795,668.5487 0.00 A-8 0.00 ~~988,679~~0.1100 13992,~~995,280~~386.8442 0.00 A-9 0.00 43,622,000.00 163,~~523~~572.9105 0.00 A-R 0.00 0.00 500.1900 0.00 A-LR 0.00 0.00 500.1900 0.00 B-1 0.00 5,~~930~~908,~~625~~973.1411 43,~~686~~890.8745 0.00 B-2 0.00 1,~~270~~265,~~421~~783.2105 9,~~358~~401.3394 0.00 B-3 0.00 1,~~694~~688,~~891~~703.3650 12,~~485~~543.1129 0.00 B-4 0.00 ~~846~~843,~~947~~855.4737 6,~~238~~267.8996 0.00 B-5 0.00 ~~423~~421,~~473~~927.7468 3,~~119~~133.4498 0.00 B-6 0.00 ~~847~~844,~~911~~816.8724 6,~~245~~275.9910 0.00 Totals 0.00 ~~819~~794,~~110~~866,~~243~~124.0083 3427,~~365~~315,~~713~~216.7750 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 98,818.07 98,~~818~~354.0705 ~~383~~385.9777 808.0480 0.00 0.00 A-1 409,000,000.00 ~~409~~393,~~000~~822,~~000~~962.0094 1,~~468~~437,~~798~~802.7748 1310,~~708~~359,~~238~~136.3065 0.00 0.00 A-2 140,000,000.00 ~~140~~139,~~000~~136,~~000~~019.00 83 111,~~614~~969.0124 ~~780~~806,~~366~~720.1544 0.00 0.00 A-3 54,400,000.00 5453,~~400~~768,~~000~~307.0007 6181,~~133~~865.7951 ~~570~~589,~~559~~827.1488 0.00 0.00 A-4 47,960,000.00 47,960,000.00 0.00 0.00 0.00 0.00 A-5 50,000,000.00 5049,~~000~~691,~~000~~435.0066 2939,~~862~~989.1501 ~~278~~288,~~702~~114.2044 0.00 0.00 A-6 0.00 0.00 0.00 0.00 0.00 0.00 A-7 79,226,000.00 79,~~226~~008,~~000~~213.0055 211,~~076~~157,780.8791 ~~196~~8,~~709~~341,626.5809 0.00 0.00 A-8 14,928,000.00 14988,~~928,000~~679.0011 1120,~~349,015~~499.4450 12868,~~590,305~~179.4561 0.00 0.00 A-9 43,622,000.00 43,622,000.00 0.00 0.00 0.00 0.00 A-R 50.00 500.00 40.8400 450.1600 0.00 0.00 A-LR 50.00 500.00 40.8400 450.1600 0.00 0.00 B-1 5,952,000.00 5,~~952~~930,~~000~~625.0014 21,~~374~~652.8603 0.00 0.00 0.00 B-2 1,275,000.00 1,~~275~~270,~~000~~421.0021 4,~~578~~638.7916 0.00 0.00 0.00 B-3 1,701,000.00 1,~~701~~694,~~000~~891.0036 6,~~108~~187.6485 0.00 0.00 0.00 B-4 850,000.00 ~~850~~846,~~000~~947.0047 3,~~052~~092.5311 0.00 0.00 0.00 B-5 425,000.00 ~~425~~423,~~000~~473.0074 1,~~526~~546.2605 0.00 0.00 0.00 B-6 850,967.87 ~~850~~847,~~967~~911.87 3,~~056~~095.0063 0.00 0.00 0.00 Totals 850,288,885.94 ~~850~~819,~~288~~110,~~885~~243.9400 32,~~053~~990,~~591~~504.7625 2821,~~125~~253,~~051~~613.1891 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 ~~464~~394.0257 9897,~~354~~959.0548 0.~~99530430~~99131141 ~~464~~394.0257 A-1 1511,~~177~~796,~~037~~939.0613 ~~393~~382,~~822~~026,~~962~~023.9481 0.~~96289233~~93404896 1511,~~177~~796,~~037~~939.0613 A-2 ~~863~~918,~~980~~689.1767 ~~139~~138,~~136~~217,~~019~~330.8316 0.~~99382871~~98726664 ~~863~~918,~~980~~689.1767 A-3 ~~631~~671,~~692~~693.9339 53,~~768~~096,~~307~~613.0768 0.~~98838800~~97604069 ~~631~~671,~~692~~693.9339 A-4 0.00 47,960,000.00 1.00000000 0.00 A-5 ~~308~~328,~~564~~103.3446 49,~~691~~363,~~435~~332.6620 0.~~99382871~~98726664 ~~308~~328,~~564~~103.3446 A-6 0.00 0.00 0.00000000 0.00 A-7 ~~217~~9,~~786~~499,407.4500 7969,~~008~~508,~~213~~806.55 0.~~99725107~~87734843 ~~217~~9,~~786~~499,407.4500 A-8 ~~13,939,320.89~~ 988,679.11 0.~~06622984~~00 130.00000000 988,~~939,320~~679.8911 A-9 0.00 43,622,000.00 1.00000000 0.00 A-R 500.00 0.00 0.00000000 500.00 A-LR 500.00 0.00 0.00000000 500.00 B-1 21,~~374~~652.8603 5,~~930~~908,~~625~~973.1411 0.~~99640879~~99277102 21,~~374~~652.8603 B-2 4,~~578~~638.7916 1,~~270~~265,~~421~~783.2105 0.~~99640879~~99277102 4,~~578~~638.7916 B-3 6,~~108~~187.6485 1,~~694~~688,~~891~~703.3650 0.~~99640879~~99277102 6,~~108~~187.6485 B-4 3,~~052~~092.5311 ~~846~~843,~~947~~855.4737 0.~~99640879~~99277102 3,~~052~~092.5311 B-5 1,~~526~~546.2605 ~~423~~421,~~473~~927.7468 0.~~99640880~~99277101 1,~~526~~546.2605 B-6 3,~~056~~095.0063 ~~847~~844,~~911~~816.8724 0.~~99640880~~99277102 3,~~056~~095.0063 Totals 3124,~~178~~244,~~642~~118.9416 ~~819~~794,~~110~~866,~~243~~124.0083 0.~~96333171~~93481890 3124,~~178~~244,~~642~~118.9416

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-PO 98,818.07 ~~1000~~995.~~00000000~~30430011 3.~~88562537~~90384066 0.~~80997332~~08905254 0.00000000 A-1 409,000,000.00 ~~1000~~962.~~00000000~~89232993 3.~~59119504~~51540949 3325.~~51647506~~32796247 0.00000000 A-2 140,000,000.00 ~~1000~~993.~~00000000~~82871307 0.~~59724293~~79978029 5.~~57404393~~76228886 0.00000000 A-3 54,400,000.00 ~~1000~~988.~~00000000~~38799761 1.~~12378290~~50488070 10.~~48821949~~84242426 0.00000000 A-4 47,960,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-5 50,000,000.00 ~~1000~~993.~~00000000~~82871320 0.~~59724300~~79978020 5.~~57404400~~76228880 0.00000000 A-6 0.00 0.00000000 0.00000000 0.00000000 0.00000000 A-7 79,226,000.00 ~~1000~~997.~~00000000~~25107351 014.~~26603476~~61364842 2105.~~48289173~~28899717 0.00000000 A-8 14,928,000.00 ~~1000~~66.~~00000000~~22984392 908.~~36812969~~07204582 ~~843~~58.~~40202639~~15779810 0.00000000 A-9 43,622,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-R 50.00 ~~1000~~0.00000000 960.~~80000000~~00000000 ~~903~~0.~~20000000~~00000000 0.00000000 A-LR 50.00 ~~1000~~0.00000000 960.~~80000000~~00000000 ~~903~~0.~~20000000~~00000000 0.00000000 B-1 5,952,000.00 ~~1000~~996.~~00000000~~40879368 3.~~59120632~~63777386 0.00000000 0.00000000 B-2 1,275,000.00 ~~1000~~996.~~00000000~~40879216 3.~~59120784~~63777255 0.00000000 0.00000000 B-3 1,701,000.00 ~~1000~~996.~~00000000~~40879483 3.~~59120517~~63777190 0.00000000 0.00000000 B-4 850,000.00 ~~1000~~996.~~00000000~~40878824 3.~~59121176~~63777647 0.00000000 0.00000000 B-5 425,000.00 ~~1000~~996.~~00000000~~40880000 3.~~59120000~~63776471 0.00000000 0.00000000 B-6 850,967.87 ~~1000~~996.~~00000000~~40879508 3.~~59120492~~63777542 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 43.~~69569989~~99289320 ~~995~~991.~~30430011~~31140691 0.~~99530430~~99131141 43.~~69569989~~99289320 A-1 0.00000000 3728.~~10767007~~84337196 ~~962~~934.~~89232993~~04895797 0.~~96289233~~93404896 3728.~~10767007~~84337196 A-2 0.00000000 6.~~17128693~~56206907 ~~993~~987.~~82871307~~26664400 0.~~99382871~~98726664 6.~~17128693~~56206907 A-3 0.00000000 1112.~~61200239~~34730496 ~~988~~976.~~38799761~~04069265 0.~~98838800~~97604069 1112.~~61200239~~34730496 A-4 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 A-5 0.00000000 6.~~17128680~~56206920 ~~993~~987.~~82871320~~26664400 0.~~99382871~~98726664 6.~~17128680~~56206920 A-6 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-7 0.00000000 2119.~~74892649~~90264560 ~~997~~877.~~25107351~~34842792 0.~~99725107~~87734843 2119.~~74892649~~90264560 A-8 0.00000000 ~~933.77015608~~ 66.22984392 0.~~06622984~~00000000 ~~933~~0.~~77015608~~00000000 66.22984392 A-9 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 A-R 0.00000000 ~~1,000~~0.00000000 0.00000000 0.00000000 ~~1,000~~0.00000000 A-LR 0.00000000 ~~1,000~~0.00000000 0.00000000 0.00000000 ~~1,000~~0.00000000 B-1 0.00000000 3.~~59120632~~63777386 ~~996~~992.~~40879368~~77101983 0.~~99640879~~99277102 3.~~59120632~~63777386 B-2 0.00000000 3.~~59120784~~63777255 ~~996~~992.~~40879216~~77101961 0.~~99640879~~99277102 3.~~59120784~~63777255 B-3 0.00000000 3.~~59120517~~63777190 ~~996~~992.~~40879483~~77101705 0.~~99640879~~99277102 3.~~59120517~~63777190 B-4 0.00000000 3.~~59121176~~63777647 ~~996~~992.~~40878824~~77102353 0.~~99640879~~99277102 3.~~59121176~~63777647 B-5 0.00000000 3.~~59120000~~63776471 ~~996~~992.~~40880000~~77101176 0.~~99640880~~99277101 3.~~59120000~~63776471 B-6 0.00000000 3.~~59120492~~63777542 ~~996~~992.~~40879508~~77101966 0.~~99640880~~99277102 3.~~59120492~~63777542 (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 98,818.07 0.00000% 98,~~818~~354.0705 0.00 0.00 0.00 A-1 409,000,000.00 4.50000% ~~409~~393,~~000~~822,~~000~~962.0094 1,~~533~~476,~~750~~836.0011 0.00 0.00 A-2 140,000,000.00 3.25000% ~~140~~139,~~000~~136,~~000~~019.0083 ~~379~~376,~~166~~826.6772 0.00 0.00 A-3 54,400,000.00 4.50000% 5453,~~400~~768,~~000~~307.0007 ~~204~~201,~~000~~631.0015 0.00 0.00 A-4 47,960,000.00 4.50000% 47,960,000.00 179,850.00 0.00 0.00 A-5 50,000,000.00 1.~~52000~~51000% 5049,~~000~~691,~~000~~435.0066 6362,~~333~~528.3339 0.00 0.00 A-6 0.00 6.~~48000~~49000% 5049,~~000~~691,~~000~~435.0066 ~~270~~268,~~000~~747.0085 0.00 0.00 A-7 79,226,000.00 4.50000% 79,~~226~~008,~~000~~213.0055 ~~297~~296,~~097~~280.5080 0.00 0.00 A-8 14,928,000.00 4.50000% 14988,~~928,000~~679.0011 553,~~980~~707.0055 0.00 0.00 A-9 43,622,000.00 4.50000% 43,622,000.00 163,582.50 0.00 0.00 A-R 50.00 4.50000% 500.00 0.1900 0.00 0.00 A-LR 50.00 4.50000% 500.00 0.1900 0.00 0.00 B-1 5,952,000.00 4.50000% 5,~~952~~930,~~000~~625.0014 22,~~320~~239.0084 0.00 0.00 B-2 1,275,000.00 4.50000% 1,~~275~~270,~~000~~421.0021 4,~~781~~764.2508 0.00 0.00 B-3 1,701,000.00 4.50000% 1,~~701~~694,~~000~~891.0036 6,~~378~~355.7584 0.00 0.00 B-4 850,000.00 4.50000% ~~850~~846,~~000~~947.0047 3,~~187~~176.5005 0.00 0.00 B-5 425,000.00 4.50000% ~~425~~423,~~000~~473.0074 1,~~593~~588.7503 0.00 0.00 B-6 850,967.87 4.50000% ~~850~~847,~~967~~911.87 3,~~191~~179.1367 0.00 0.00 Totals 850,288,885.94 3,~~188~~071,~~212~~294.7658 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 9897,~~354~~959.0548 A-1 ~~549~~94.3637 0.00 1,~~533~~476,~~200~~741.6474 0.00 ~~393~~382,~~822~~026,~~962~~023.9481 A-2 ~~135~~24.8108 0.00 ~~379~~376,~~030~~802.8664 0.00 ~~139~~138,~~136~~217,~~019~~330.8316 A-3 7312.0788 0.00 ~~203~~201,~~926~~618.9327 0.00 53,~~768~~096,~~307~~613.0768 A-4 6411.4249 0.00 179,~~785~~838.5851 0.00 47,960,000.00 A-5 224.6800 0.00 6362,~~310~~524.6539 0.00 49,~~691~~363,~~435~~332.6620 A-6 9617.7117 0.00 ~~269~~268,~~903~~730.2967 0.00 49,~~691~~363,~~435~~332.6620 A-7 ~~106~~18.4193 0.00 296,~~991~~261.0987 0.00 7969,~~008~~508,~~213~~806.55 A-8 200.0524 0.00 553,~~959~~707.9531 0.00 ~~988,679~~0.1100 A-9 5810.5945 0.00 163,~~523~~572.9105 0.00 43,622,000.00 A-R 0.00 0.00 0.1900 0.00 0.00 A-LR 0.00 0.00 0.1900 0.00 0.00 B-1 71.9942 0.00 22,~~312~~238.0142 0.00 5,~~930~~908,~~625~~973.1411 B-2 10.7130 0.00 4,~~779~~763.5478 0.00 1,~~270~~265,~~421~~783.2105 B-3 20.2841 0.00 6,~~376~~355.4744 0.00 1,~~694~~688,~~891~~703.3650 B-4 10.1420 0.00 3,~~186~~175.3685 0.00 ~~846~~843,~~947~~855.4737 B-5 0.5710 0.00 1,~~593~~587.1893 0.00 ~~423~~421,~~473~~927.7468 B-6 10.1420 0.00 3,~~189~~179.9947 0.00 ~~847~~844,~~911~~816.8724 Totals ~~1,141~~196.9324 0.00 3,~~187~~071,~~070~~098.8334 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 98,818.07 0.00000% ~~1000~~995.~~00000000~~30430011 0.00000000 0.00000000 0.00000000 A-1 409,000,000.00 4.50000% ~~1000~~962.~~00000000~~89232993 3.~~75000000~~61084623 0.00000000 0.00000000 A-2 140,000,000.00 3.25000% ~~1000~~993.~~00000000~~82871307 2.~~70833336~~69161943 0.00000000 0.00000000 A-3 54,400,000.00 4.50000% ~~1000~~988.~~00000000~~38799761 3.~~75000000~~70645496 0.00000000 0.00000000 A-4 47,960,000.00 4.50000% 1000.00000000 3.75000000 0.00000000 0.00000000 A-5 50,000,000.00 1.~~52000~~51000% ~~1000~~993.~~00000000~~82871320 1.~~26666660~~25056780 0.00000000 0.00000000 A-6 0.00 6.~~48000~~49000% ~~1000~~993.~~00000000~~82871320 5.~~40000000~~37495700 0.00000000 0.00000000 A-7 79,226,000.00 4.50000% ~~1000~~997.~~00000000~~25107351 3.~~75000000~~73969152 0.00000000 0.00000000 A-8 14,928,000.00 4.50000% ~~1000~~66.~~00000000~~22984392 30.~~75000000~~24836214 0.00000000 0.00000000 A-9 43,622,000.00 4.50000% 1000.00000000 3.75000000 0.00000000 0.00000000 A-R 50.00 4.50000% ~~1000~~0.00000000 30.~~80000000~~00000000 0.00000000 0.00000000 A-LR 50.00 4.50000% ~~1000~~0.00000000 30.~~80000000~~00000000 0.00000000 0.00000000 B-1 5,952,000.00 4.50000% ~~1000~~996.~~00000000~~40879368 3.~~75000000~~73653226 0.00000000 0.00000000 B-2 1,275,000.00 4.50000% ~~1000~~996.~~00000000~~40879216 3.~~75000000~~73653333 0.00000000 0.00000000 B-3 1,701,000.00 4.50000% ~~1000~~996.~~00000000~~40879483 3.~~75000000~~73653145 0.00000000 0.00000000 B-4 850,000.00 4.50000% ~~1000~~996.~~00000000~~40878824 3.~~75000000~~73652941 0.00000000 0.00000000 B-5 425,000.00 4.50000% ~~1000~~996.~~00000000~~40880000 3.~~75000000~~73654118 0.00000000 0.00000000 B-6 850,967.87 4.50000% ~~1000~~996.~~00000000~~40879508 3.~~75000057~~73653355 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 ~~995~~991.~~30430011~~31140691 A-1 0.~~00134318~~00023073 0.00000000 3.~~74865682~~61061550 0.00000000 ~~962~~934.~~89232993~~04895797 A-2 0.~~00097007~~00017200 0.00000000 2.~~70736329~~69144743 0.00000000 ~~993~~987.~~82871307~~26664400 A-3 0.~~00134320~~00023676 0.00000000 3.~~74865680~~70621820 0.00000000 ~~988~~976.~~38799761~~04069265 A-4 0.~~00134320~~00023957 0.00000000 3.~~74865680~~74976043 0.00000000 1000.00000000 A-5 0.~~00045360~~00008000 0.00000000 1.~~26621300~~25048780 0.00000000 ~~993~~987.~~82871320~~26664400 A-6 0.~~00193420~~00034340 0.00000000 5.~~39806580~~37461340 0.00000000 ~~993~~987.~~82871320~~26664400 A-7 0.~~00134312~~00023894 0.00000000 3.~~74865688~~73945258 0.00000000 ~~997~~877.~~25107351~~34842792 A-8 0.~~00134311~~00001608 0.00000000 30.~~74865689~~24834606 0.00000000 660.~~22984392~~00000000 A-9 0.~~00134313~~00023956 0.00000000 3.~~74865687~~74976044 0.00000000 1000.00000000 A-R 0.00000000 0.00000000 30.~~80000000~~00000000 0.00000000 0.00000000 A-LR 0.00000000 0.00000000 30.~~80000000~~00000000 0.00000000 0.00000000 B-1 0.~~00134241~~00023858 0.00000000 3.~~74865759~~73629368 0.00000000 ~~996~~992.~~40879368~~77101983 B-2 0.~~00134118~~00023529 0.00000000 3.~~74865882~~73629804 0.00000000 ~~996~~992.~~40879216~~77101961 B-3 0.~~00134039~~00024103 0.00000000 3.~~74865961~~73629630 0.00000000 ~~996~~992.~~40879483~~77101705 B-4 0.~~00134118~~00023529 0.00000000 3.~~74865882~~73629412 0.00000000 ~~996~~992.~~40878824~~77102353 B-5 0.~~00134118~~00023529 0.00000000 3.~~74865882~~73630588 0.00000000 ~~996~~992.~~40880000~~77101176 B-6 0.~~00133965~~00023503 0.00000000 3.~~74866092~~73629853 0.00000000 ~~996~~992.~~40879508~~77101966 (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 3427,~~241~~977,~~636~~716.2559 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) ~~291,905~~0.7800 Realized Loss (Gains, Subsequent Expenses & Recoveries) 0.00 Prepayment Penalties 0.00 Total Deposits 3427,~~533~~977,~~542~~716.0359 Withdrawals Reimbursement for Servicer Advances 0291,905.0078 Payment of Service Fee ~~167~~160,~~828~~686.3048 Payment of Interest and Principal 3427,~~365~~315,~~713~~216.7349 Total Withdrawals (Pool Distribution Amount) 3427,~~533~~767,~~542~~808.0376 Ending Balance 0209,907.0083

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall 1716,~~476~~970.9075 Servicing Fee Support 16,~~334~~774.9751 Non-Supported Prepayment/Curtailment Interest Shortfall ~~1,141~~196.9324

SERVICING FEES Gross Servicing Fee ~~177~~170,~~080~~635.0757 Master Servicing Fee 76,~~083~~825.2042 Supported Prepayment/Curtailment Interest Shortfall 16,~~334~~774.9751 Net Servicing Fee ~~167~~160,~~828~~686.3048

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 82 0 0 0 8 2 982,~~818,375~~397.6009 0.00 0.00 0.00 2982,~~818,375~~397.6009 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 82 0 0 0 8 2 982,~~818,375~~397.6009 0.00 0.00 0.00 2982,~~818,375~~397.6009 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.~~470035~~120048% 0.000000% 0.000000% 0.000000% 0.~~470035~~120048% 0.~~342704~~122328% 0.000000% 0.000000% 0.000000% 0.~~342704~~122328% 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.~~470035~~120048% 0.000000% 0.000000% 0.000000% 0.~~470035~~120048% 0.~~342704~~122328% 0.000000% 0.000000% 0.000000% 0.~~342704~~122328%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance ~~574~~195,~~315~~653.3517

SUBORDINATION LEVEL/CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class A 11,053,967.87 1.30002497% 1110,~~014~~974,~~270~~058.7995 1.~~34466281~~38061726% 98.~~655337~~619383% 100.000000% Class B-1 5,101,967.87 0.60002759% 5,~~083~~065,~~645~~085.6584 0.~~62063021~~63722502% 0.~~724033~~743392% 0.000000% Class B-2 3,826,967.87 0.45007855% 3,~~813~~799,~~224~~302.4479 0.~~46553251~~47798021% 0.~~155098~~159245% 0.000000% Class B-3 2,125,967.87 0.25002889% 2,~~118~~110,~~333~~599.0829 0.~~25861392~~26552890% 0.~~206919~~212451% 0.000000% Class B-4 1,275,967.87 0.15006287% 1,~~271~~266,~~385~~743.6192 0.~~15521545~~15936569% 0.~~103398~~106163% 0.000000% Class B-5 850,967.87 0.10007985% ~~847~~844,~~911~~816.8724 0.~~10351621~~10628409% 0.~~051699~~053082% 0.000000% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.~~103516~~106284% 0.000000% Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure

COLLATERAL STATEMENT Collateral Description Fixed 15 Year Weighted Average Gross Coupon 5.~~352360~~349165% Weighted Average Net Coupon 4.~~499477~~499499% Weighted Average Pass-Through Rate 4.500000% Weighted Average Maturity(Stepdown Calculation ) ~~177~~176 Beginning Scheduled Collateral Loan Count 1,~~753~~702 Number Of Loans Paid In Full 5136 Ending Scheduled Collateral Loan Count 1,~~702~~666 Beginning Scheduled Collateral Balance ~~850~~819,~~288~~110,~~885~~243.9411 Ending Scheduled Collateral Balance ~~819~~794,~~110~~866,~~243~~124.1194 Ending Actual Collateral Balance at 31-~~Jul~~Aug-2003 ~~822~~803,~~394~~083,~~714~~880.1523 Ending Scheduled Balance For Wells Fargo Serviced ~~817~~793,~~791~~552,~~310~~453.8145 Ending Scheduled Balance For Other Servicers 1,~~318~~313,~~932~~671.3049 Monthly P &I Constant 6,~~525~~318,~~485~~094.5105 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 3427,~~285~~233,~~706~~897.2340 Ending Scheduled Balance for Premium Loans ~~810~~786,~~432~~224,~~463~~472.2584 Ending scheduled Balance For discounted Loans 8,~~677~~641,~~779~~652.8610 Scheduled Principal 32,~~053~~990,~~591~~504.7626 Unscheduled Principal 2821,~~125~~253,~~051~~613.1791 Unpaid Principal Balance Of Outstanding Mortgage Loans With ~~Original~~Or ~~LTV:~~ Less Than Or Equal To 80% ~~813~~789,~~607~~131,~~963~~583.1168 Greater Than 80%, less than or equal to 85% 1,~~690~~683,~~205~~938.7266 Greater than 85%, less than or equal to 95% 3,~~470~~457,~~714~~036.4829 Greater than 95% ~~496~~494,~~366~~537.3836

Filing Compare · WELLS FARGO ASSET SEC CORP MORT PASS THR CERTS SERIES 2003-8