8-K 1 wfm04007_dec.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 27, 2004 WELLS FARGO ASSET SECURITIES CORPORATION Mortgage Pass-Through Certificates, Series 2004-7 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-110283-27 Pooling and Servicing Agreement) (Commission 54-2155093 (State or other File Number) 54-2155176 jurisdiction IRS EIN of Incorporation) c/o Wells Fargo Bank, 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) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): [ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act(17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act(17 CFR 240.13e-4(c)) ITEM 8.01 Other Events On December 27, 2004 a distribution was made to holders of WELLS FARGO ASSET SECURITIES CORPORATION, Mortgage Pass-Through Certificates, Series 2004-7 Trust. ITEM 9.01 Financial Statements and Exhibits (c) Exhibits Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2004-7 Trust, relating to the December 27, 2004 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 2004-7 Trust (Registrant) By: Wells Fargo Bank, N.A. as Master Servicer By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 12/27/2004 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2004-7 Trust, relating to the December 27, 2004 distribution. EX-99.1

Wells Fargo Asset Securities Corporation Mortgage Pass-Through Certificates Record Date: 1011/3130/2004 Distribution Date: 1112/2627/2004 ~~WFMBS~~Wells Fargo Asset Securities Corporation Mortgage Pass-Through Certificates Series: 2004-7 Contact: Customer Service - CTSLink Wells Fargo Bank, 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 949788AG8 SEN 0.00000% 1,~~150~~145,~~990~~941.7178 0.00 5,~~048~~104.9269 I-A-1 949788AA1 SEN 4.50000% 44,~~767~~566,~~905~~574.4537 167,~~863~~129.6508 ~~201~~659,~~331~~020.0728 I-A-IO 949788AB6 SEN 0.11500% 0.00 3,~~106~~094.6015 0.00 I-A-R 949788AC7 SEQ 4.50000% 0.00 0.00 0.00 I-A-LR 949788AD5 SEQ 4.50000% 0.00 0.00 0.00 II-A-1 949788AE3 SEN 4.50000% ~~155~~154,~~265~~407,~~067~~317.3667 ~~582~~579,~~188~~042.5478 ~~857~~1,~~749~~370,156.7028 II-A-2 949788AF0 SEN 5.00000% ~~155~~154,~~265~~407,~~067~~317.3667 ~~646~~643,~~876~~380.1587 ~~857~~1,~~749~~370,156.7028 B-1 949788AH6 SUB 4.71844% 1,~~824~~817,~~646~~452.4597 7,~~173~~146.8848 7,~~193~~200.4802 B-2 949788AJ2 SUB 4.71844% ~~729~~726,~~661~~785.6403 2,~~868~~857.7882 2,~~876~~879.6123 B-3 949788AK9 SUB 4.71844% ~~547~~545,~~492~~333.4197 2,~~152~~144.5533 2,~~158~~160.4340 B-4 949788AL7 SUB 4.71844% ~~365~~363,~~323~~882.1792 1,~~436~~430.3384 1,~~440~~441.2556 B-5 949788AM5 SUB 4.71844% ~~365~~363,~~323~~882.1792 1,~~436~~430.3384 1,~~440~~441.2556 B-6 949788AN3 SUB 4.71844% ~~183~~182,~~637~~913.8183 ~~722~~719.0024 ~~723~~724.9715 Totals ~~360~~358,~~465~~527,~~115~~403.5313 1,~~415~~408,~~824~~376.8143 13,~~937~~420,~~712~~284.3845

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-PO 0.00 1,~~145~~140,~~941~~837.7810 5,~~048~~104.9269 0.00 I-A-1 0.00 4443,~~566~~907,~~574~~554.3710 ~~369~~826,~~194~~149.7236 0.00 I-A-IO 0.00 0.00 3,~~106~~094.6015 0.00 I-A-R 0.00 0.00 0.00 0.00 I-A-LR 0.00 0.00 0.00 0.00 II-A-1 0.00 ~~154~~153,~~407~~037,~~317~~161.6739 1,~~439~~949,~~938~~199.2406 0.00 II-A-2 0.00 ~~154~~153,~~407~~037,~~317~~161.6739 12,~~504~~013,~~625~~537.8515 0.00 B-1 0.00 1,~~817~~810,~~452~~252.9795 14,~~367~~346.3650 0.00 B-2 0.00 ~~726~~723,~~785~~905.0379 5,~~745~~737.3905 0.00 B-3 0.00 ~~545~~543,~~333~~173.9758 4,~~310~~304.9873 0.00 B-4 0.00 ~~363~~362,~~882~~441.9236 2,~~876~~872.5840 0.00 B-5 0.00 ~~363~~362,~~882~~441.9236 2,~~876~~872.5840 0.00 B-6 0.0047 182,~~913~~189.8321 1,~~445~~443.9739 0.0047 Totals 0.0047 ~~358~~355,~~527~~107,~~403~~118.1323 34,~~353~~828,~~537~~660.1988 0.0047 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 1,207,597.68 1,~~150~~145,~~990~~941.7178 4,~~713~~733.2139 ~~335~~371.7130 0.00 0.00 I-A-1 46,080,000.00 44,~~767~~566,~~905~~574.4537 ~~181~~180,~~504~~452.9028 19478,~~826~~568.1800 0.00 0.00 I-A-IO 0.00 0.00 0.00 0.00 0.00 0.00 I-A-R 50.00 0.00 0.00 0.00 0.00 0.00 I-A-LR 50.00 0.00 0.00 0.00 0.00 0.00 II-A-1 159,650,500.00 ~~155~~154,~~265~~407,~~067~~317.3667 609,~~604~~749.5747 ~~248~~760,~~145~~406.1280 0.00 0.00 II-A-2 159,650,500.00 ~~155~~154,~~265~~407,~~067~~317.3667 609,~~604~~749.5747 ~~248~~760,~~145~~406.1280 0.00 0.00 B-1 1,853,000.00 1,~~824~~817,~~646~~452.4597 7,~~193~~200.4802 0.00 0.00 0.00 B-2 741,000.00 ~~729~~726,~~661~~785.6403 2,~~876~~879.6123 0.00 0.00 0.00 B-3 556,000.00 ~~547~~545,~~492~~333.4197 2,~~158~~160.4340 0.00 0.00 0.00 B-4 371,000.00 ~~365~~363,~~323~~882.1792 1,~~440~~441.2556 0.00 0.00 0.00 B-5 371,000.00 ~~365~~363,~~323~~882.1792 1,~~440~~441.2556 0.00 0.00 0.00 B-6 186,491.39 ~~183~~182,~~637~~913.8183 ~~723~~724.9715 0.00 0.00 0.0047 Totals 370,667,189.07 ~~360~~358,~~465~~527,~~115~~403.5313 1,~~421~~420,~~260~~531.2453 ~~516~~1,~~452~~999,752.1390 0.00 0.0047 (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 5,~~048~~104.9269 1,~~145~~140,~~941~~837.7810 0.~~94894334~~94471621 5,~~048~~104.9269 I-A-1 ~~201~~659,~~331~~020.0728 4443,~~566~~907,~~574~~554.3710 0.~~96715656~~95285491 ~~201~~659,~~331~~020.0728 I-A-IO 0.00 0.00 0.00000000 0.00 I-A-R 0.00 0.00 0.00000000 0.00 I-A-LR 0.00 0.00 0.00000000 0.00 II-A-1 ~~857~~1,~~749~~370,156.7028 ~~154~~153,~~407~~037,~~317~~161.6739 0.~~96715837~~95857615 ~~857~~1,~~749~~370,156.7028 II-A-2 ~~857~~1,~~749~~370,156.7028 ~~154~~153,~~407~~037,~~317~~161.6739 0.~~96715837~~95857615 ~~857~~1,~~749~~370,156.7028 B-1 7,~~193~~200.4802 1,~~817~~810,~~452~~252.9795 0.~~98081650~~97693090 7,~~193~~200.4802 B-2 2,~~876~~879.6123 ~~726~~723,~~785~~905.0379 0.~~98081650~~97693089 2,~~876~~879.6123 B-3 2,~~158~~160.4340 ~~545~~543,~~333~~173.9758 0.~~98081649~~97693090 2,~~158~~160.4340 B-4 1,~~440~~441.2556 ~~363~~362,~~882~~441.9236 0.~~98081650~~97693089 1,~~440~~441.2556 B-5 1,~~440~~441.2556 ~~363~~362,~~882~~441.9236 0.~~98081650~~97693089 1,~~440~~441.2556 B-6 ~~723~~724.9762 182,~~913~~189.8321 0.~~98081649~~97693095 ~~723~~724.9715 Totals 13,~~937~~420,~~712~~284.3892 ~~358~~355,~~527~~107,~~403~~118.1323 0.~~96724883~~95802145 13,~~937~~420,~~712~~284.3845

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-PO 1,207,597.68 ~~953~~948.~~12431372~~94334345 3.~~90296378~~91967464 0.~~27799822~~30746995 0.00000000 I-A-1 46,080,000.00 ~~971~~967.~~52572591~~15656185 3.~~93890842~~91606510 010.~~43025564~~38559028 0.00000000 I-A-IO 0.00 0.00000000 0.00000000 0.00000000 0.00000000 I-A-R 50.00 0.00000000 0.00000000 0.00000000 0.00000000 I-A-LR 50.00 0.00000000 0.00000000 0.00000000 0.00000000 II-A-1 159,650,500.00 ~~972~~967.~~53104350~~15837201 3.~~81836931~~81927692 14.~~55430218~~76294656 0.00000000 II-A-2 159,650,500.00 ~~972~~967.~~53104350~~15837201 3.~~81836931~~81927692 14.~~55430218~~76294656 0.00000000 B-1 1,853,000.00 ~~984~~980.~~69856989~~81649757 3.~~88207232~~88560173 0.00000000 0.00000000 B-2 741,000.00 ~~984~~980.~~69856950~~81650472 3.~~88206478~~88560054 0.00000000 0.00000000 B-3 556,000.00 ~~984~~980.~~69857914~~81649281 3.~~88206835~~88561151 0.00000000 0.00000000 B-4 371,000.00 ~~984~~980.~~69857143~~81649596 3.~~88207547~~88560647 0.00000000 0.00000000 B-5 371,000.00 ~~984~~980.~~69857143~~81649596 3.~~88207547~~88560647 0.00000000 0.00000000 B-6 186,491.39 ~~984~~980.~~69859654~~81648702 3.~~88205590~~88302109 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 4.~~18096199~~22714459 ~~948~~944.~~94334345~~71620714 0.~~94894334~~94471621 4.~~18096199~~22714459 I-A-1 0.00000000 414.~~36916385~~30165538 ~~967~~952.~~15656185~~85490668 0.~~96715656~~95285491 414.~~36916385~~30165538 I-A-IO 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 I-A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 I-A-LR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 II-A-1 0.00000000 58.~~37267155~~58222354 ~~967~~958.~~15837201~~57614846 0.~~96715837~~95857615 58.~~37267155~~58222354 II-A-2 0.00000000 58.~~37267155~~58222354 ~~967~~958.~~15837201~~57614846 0.~~96715837~~95857615 58.~~37267155~~58222354 B-1 0.00000000 3.~~88207232~~88560173 ~~980~~976.~~81649757~~93089584 0.~~98081650~~97693090 3.~~88207232~~88560173 B-2 0.00000000 3.~~88206478~~88560054 ~~980~~976.~~81650472~~93089069 0.~~98081650~~97693089 3.~~88206478~~88560054 B-3 0.00000000 3.~~88206835~~88561151 ~~980~~976.~~81649281~~93089928 0.~~98081649~~97693090 3.~~88206835~~88561151 B-4 0.00000000 3.~~88207547~~88560647 ~~980~~976.~~81649596~~93088949 0.~~98081650~~97693089 3.~~88207547~~88560647 B-5 0.00000000 3.~~88207547~~88560647 ~~980~~976.~~81649596~~93088949 0.~~98081650~~97693089 3.~~88207547~~88560647 B-6 0.~~00000000~~00252022 3.~~88205590~~88554131 ~~980~~976.~~81648702~~93094571 0.~~98081649~~97693095 3.~~88205590~~88302109 (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-PO 1,207,597.68 0.00000% 1,~~150~~145,~~990~~941.7178 0.00 0.00 0.00 I-A-1 46,080,000.00 4.50000% 44,~~767~~566,~~905~~574.4537 167,~~879~~124.65 0.00 0.00 I-A-IO 0.00 0.11500% 32,~~419~~285,~~829~~895.5853 3,~~106~~094.9006 0.00 0.00 I-A-R 50.00 4.50000% 0.00 0.00 0.00 0.00 I-A-LR 50.00 4.50000% 0.00 0.00 0.00 0.00 II-A-1 159,650,500.00 4.50000% ~~155~~154,~~265~~407,~~067~~317.3667 ~~582~~579,~~244~~027.0044 0.00 0.00 II-A-2 159,650,500.00 5.00000% ~~155~~154,~~265~~407,~~067~~317.3667 ~~646~~643,~~937~~363.7882 0.00 0.00 B-1 1,853,000.00 4.71844% 1,~~824~~817,~~646~~452.4597 7,~~174~~146.5729 0.00 0.00 B-2 741,000.00 4.71844% ~~729~~726,~~661~~785.6403 2,~~869~~857.0574 0.00 0.00 B-3 556,000.00 4.71844% ~~547~~545,~~492~~333.4197 2,~~152~~144.7627 0.00 0.00 B-4 371,000.00 4.71844% ~~365~~363,~~323~~882.1792 1,~~436~~430.4680 0.00 0.00 B-5 371,000.00 4.71844% ~~365~~363,~~323~~882.1792 1,~~436~~430.4680 0.00 0.00 B-6 186,491.39 4.71844% ~~183~~182,~~637~~913.8183 ~~722~~719.0722 0.00 0.00 Totals 370,667,189.07 1,~~415~~408,~~959~~339.7009 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 1,~~145~~140,~~941~~837.7810 I-A-1 15(4.9943) 0.00 167,~~863~~129.6508 0.00 4443,~~566~~907,~~574~~554.3710 I-A-IO (0.3008) 0.00 3,~~106~~094.6015 0.00 3231,~~280~~688,~~915~~812.3112 I-A-R 0.00 0.00 0.00 0.00 0.00 I-A-LR 0.00 0.00 0.00 0.00 0.00 II-A-1 55(15.4734) 0.00 ~~582~~579,~~188~~042.5478 0.00 ~~154~~153,~~407~~037,~~317~~161.6739 II-A-2 61(17.6305) 0.00 ~~646~~643,~~876~~380.1587 0.00 ~~154~~153,~~407~~037,~~317~~161.6739 B-1 (0.6819) 0.00 7,~~173~~146.8848 0.00 1,~~817~~810,~~452~~252.9795 B-2 (0.2708) 0.00 2,~~868~~857.7882 0.00 ~~726~~723,~~785~~905.0379 B-3 (0.2006) 0.00 2,~~152~~144.5533 0.00 ~~545~~543,~~333~~173.9758 B-4 (0.1404) 0.00 1,~~436~~430.3384 0.00 ~~363~~362,~~882~~441.9236 B-5 (0.1404) 0.00 1,~~436~~430.3384 0.00 ~~363~~362,~~882~~441.9236 B-6 (0.0702) 0.00 ~~722~~719.0024 0.00 182,~~913~~189.8321 Totals ~~134~~(37.8933) 0.00 1,~~415~~408,~~824~~376.8143 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-PO 1,207,597.68 0.00000% ~~953~~948.~~12431372~~94334345 0.00000000 0.00000000 0.00000000 I-A-1 46,080,000.00 4.50000% ~~971~~967.~~52572591~~15656185 3.~~64322157~~62683702 0.00000000 0.00000000 I-A-IO 0.00 0.11500% ~~980~~976.~~71745375~~66587599 0.~~09398541~~09359700 0.00000000 0.00000000 I-A-R 50.00 4.50000% 0.00000000 0.00000000 0.00000000 0.00000000 I-A-LR 50.00 4.50000% 0.00000000 0.00000000 0.00000000 0.00000000 II-A-1 159,650,500.00 4.50000% ~~972~~967.~~53104350~~15837201 3.~~64699140~~62684389 0.00000000 0.00000000 II-A-2 159,650,500.00 5.00000% ~~972~~967.~~53104350~~15837201 4.~~05221268~~02982653 0.00000000 0.00000000 B-1 1,853,000.00 4.71844% ~~984~~980.~~69856989~~81649757 3.~~87186724~~85660550 0.00000000 0.00000000 B-2 741,000.00 4.71844% ~~984~~980.~~69856950~~81650472 3.~~87186235~~85659919 0.00000000 0.00000000 B-3 556,000.00 4.71844% ~~984~~980.~~69857914~~81649281 3.~~87187050~~85660072 0.00000000 0.00000000 B-4 371,000.00 4.71844% ~~984~~980.~~69857143~~81649596 3.~~87185984~~85660377 0.00000000 0.00000000 B-5 371,000.00 4.71844% ~~984~~980.~~69857143~~81649596 3.~~87185984~~85660377 0.00000000 0.00000000 B-6 186,491.39 4.71844% ~~984~~980.~~69859654~~81648702 3.~~87186776~~85658555 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 ~~948~~944.~~94334345~~71620714 I-A-1 (0.~~00034701~~00009614) 0.00000000 3.~~64287435~~62693316 0.00000000 ~~967~~952.~~15656185~~85490668 I-A-IO (0.~~00000908~~00000242) 0.00000000 0.~~09397634~~09359972 0.00000000 ~~976~~958.~~51522163~~60377853 I-A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 I-A-LR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 II-A-1 (0.~~00034745~~00009608) 0.00000000 3.~~64664401~~62693997 0.00000000 ~~967~~958.~~15837201~~57614846 II-A-2 (0.~~00038603~~00010680) 0.00000000 4.~~05182665~~02993332 0.00000000 ~~967~~958.~~15837201~~57614846 B-1 (0.~~00036697~~00010254) 0.00000000 3.~~87149487~~85670804 0.00000000 ~~980~~976.~~81649757~~93089584 B-2 (0.~~00036437~~00010796) 0.00000000 3.~~87149798~~85670715 0.00000000 ~~980~~976.~~81650472~~93089069 B-3 (0.~~00035971~~00010791) 0.00000000 3.~~87149281~~85670863 0.00000000 ~~980~~976.~~81649281~~93089928 B-4 (0.~~00037736~~00010782) 0.00000000 3.~~87150943~~85671159 0.00000000 ~~980~~976.~~81649596~~93088949 B-5 (0.~~00037736~~00010782) 0.00000000 3.~~87150943~~85671159 0.00000000 ~~980~~976.~~81649596~~93088949 B-6 (0.~~00037535~~00010724) 0.00000000 3.~~87149241~~85669279 0.00000000 ~~980~~976.~~81648702~~93094571 (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 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 ~~173,245.06~~ 172,328.32 90171,398.~~35941196~~70 89.87197080% II-A-PO 0.00000% 0.00 0.00 ~~977,745.64~~ 973,613.46 969,438.40 95.~~74484933~~33427520%

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 21280,~~752~~769.3406 Deposits Payments of Interest and Principal 34,~~690~~849,~~335~~394.6492 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 34,~~690~~849,~~335~~394.6492 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee 7776,~~781~~343.7363 Payment of Interest and Principal 34,~~353~~828,~~537~~660.1987 Total Withdrawals (Pool Distribution Amount) 34,~~431~~905,~~318~~004.9250 Ending Balance ~~280~~225,~~769~~159.0647

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall ~~446~~1,298.0464 Servicing Fee Support ~~311~~1,335.1597 Non-Supported Prepayment/Curtailment Interest Shortfall ~~134~~(37.8933)

SERVICING FEES Gross Servicing Fee 7574,~~089~~691.3192 Master Servicing Fee 32,~~003~~987.5768 Supported Prepayment/Curtailment Interest Shortfall ~~311~~1,335.1597 Net Servicing Fee 7776,~~781~~343.7363

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 3765,~~347~~148.9203

SUBORDINATION LEVEL/CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class A 369,459,591.39 99.67420972% ~~357~~353,~~381~~966,~~461~~281.3513 99.~~68037539~~67873438% 98.~~884255~~877971% 100.000000% Class I-A-1 323,379,591.39 87.24257256% ~~312~~310,~~814~~058,~~886~~727.9803 87.~~24992406~~31414019% 12.~~430451~~364594% 0.000000% Class I-AR 323,379,541.39 87.24255907% ~~312~~310,~~814~~058,~~886~~727.9803 87.~~24992406~~31414019% 0.000000% 0.000000% Class I-ALR 323,379,491.39 87.24254558% ~~312~~310,~~814~~058,~~886~~727.9803 87.~~24992406~~31414019% 0.000000% 0.000000% Class II-A-1 163,728,991.39 44.17142823% ~~158~~157,~~407~~021,~~569~~565.3164 44.~~18283454~~21808451% 43.~~067090~~096056% 0.000000% Class II-A-2 4,078,491.39 1.10031087% 43,~~000~~984,~~251~~404.6425 1.~~11574502~~12202883% 43.~~067090~~096056% 0.000000% Class B-1 2,225,491.39 0.60040151% 2,~~182~~174,~~798~~151.6730 0.~~60882338~~61225224% 0.~~506922~~509777% 0.000000% Class B-2 1,484,491.39 0.40049172% 1,~~456~~450,~~013~~245.6451 0.~~40610944~~40839663% 0.~~202714~~203856% 0.000000% Class B-3 928,491.39 0.25049193% ~~910~~907,~~679~~071.6793 0.~~25400560~~25543614% 0.~~152104~~152960% 0.000000% Class B-4 557,491.39 0.15040214% ~~546~~544,~~796~~630.7557 0.~~15251184~~15337078% 0.~~101494~~102065% 0.000000% Class B-5 186,491.39 0.05031235% 182,~~913~~189.8321 0.~~05101809~~05130542% 0.~~101494~~102065% 0.000000% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.~~051018~~051305% 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.~~039695~~039802% Weighted Average Net Coupon 4.~~713803~~713950% Weighted Average Pass-Through Rate 0.000000% Weighted Average Maturity (Stepdown Calculation ) ~~173~~172 Beginning Scheduled Collateral Loan Count ~~709~~708 Number Of Loans Paid In Full 14 Ending Scheduled Collateral Loan Count ~~708~~704 Beginning Scheduled Collateral Balance ~~360~~358,~~465~~527,~~115~~403.5315 Ending Scheduled Collateral Balance ~~358~~355,~~527~~107,~~403~~118.1523 Ending Actual Collateral Balance at 3130-~~Oct~~Nov-2004 ~~359~~357,~~703~~209,~~274~~742.0267 Ending Scheduled Balance For Wells Fargo Serviced ~~357~~354,~~542~~126,~~948~~535.6877 Ending Scheduled Balance For Other Servicers ~~984~~980,~~454~~582.4746 Monthly P &I Constant 2,~~916~~913,~~539~~786.5000 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 34,~~322~~797,047.7250 Ending Scheduled Balance for Premium Loans ~~120~~118,~~003~~125,~~783~~224.4580 Ending scheduled Balance For discounted Loans ~~238~~236,~~523~~981,~~619~~893.7043 Scheduled Principal 1,~~421~~420,~~260~~532.2502 Unscheduled Principal ~~516~~1,~~452~~999,752.1390 Unpaid Principal Balance Of Outstanding Mortgage Loans With Original LTV: Less Than Or Equal To 80% ~~357~~354,~~818~~427,~~897~~298.2534 Greater Than 80%, less than or equal to 85% ~~478~~476,~~686~~754.7360 Greater than 85%, less than or equal to 95% 96,~~947~~360.3450 Greater than 95% 0.00

Group Level Collateral Statement Group 1 2 Total Collateral Description Fixed 15 Year Fixed 15 Year Fixed 15 Year Weighted Average Coupon Rate 4.~~824919~~826033 5.~~070684~~070674 5.~~039695~~039802 Weighted Average Net Rate 4.~~564919~~566033 4.~~713803~~713950 4.~~713803~~713950 Weighted Average Maturity ~~173~~172 ~~173~~172 ~~173~~172 Beginning Loan Count 94 ~~615~~614 ~~709~~708 Loans Paid In Full 0 1 13 4 Ending Loan Count 9493 ~~614~~611 ~~708~~704 Beginning Scheduled Balance 45,~~448~~243,~~179~~876.5405 ~~315~~313,~~016~~283,~~935~~527.9910 ~~360~~358,~~465~~527,~~115~~403.5315 Ending scheduled Balance 4544,~~243~~581,~~876~~881.0549 ~~313~~310,~~283~~525,~~527~~236.1074 ~~358~~355,~~527~~107,~~403~~118.1523 Record Date 1011/3130/2004 1011/3130/2004 1011/3130/2004 Principal And Interest Constant 367,144.03 2,~~549~~546,~~395~~641.4797 2,~~916~~913,~~539~~786.5000 Scheduled Principal ~~184~~183,~~407~~347.5642 1,~~236~~237,~~852~~184.6960 1,~~421~~420,~~260~~532.2502 Unscheduled Principal 19478,~~895~~647.9314 ~~496~~1,~~556~~521,105.2076 ~~516~~1,~~452~~999,752.1390 Scheduled Interest ~~182~~181,~~736~~956.4797 1,~~311~~304,~~181~~098.2359 1,~~493~~486,~~917~~055.7056 Servicing Fees 9,~~468~~425.3780 65,~~620~~266.9412 7574,~~089~~691.3192 Master Servicing Fees ~~378~~377.7403 2,~~624~~610.8465 32,~~003~~987.5768 Trustee Fee 0.00 0.00 0.00 FRY Amount 0.00 19,~~791~~674.0832 19,~~791~~674.0832 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 172,~~889~~154.3613 1,~~223~~216,~~144~~547.3750 1,~~396~~388,~~033~~701.7463 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 0.0000 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00

Filing Compare · Wells Fargo Asset Securities Corp Mortgage Pass-Through Certificates Series 2004-7