8-K 1 wfm02013.txt AUGUST 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): August 26, 2002 WELLS FARGO ASSET SECURITIES CORPORATION Mortgage Pass-Through Certificates, Series 2002-13 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-74308-17 Pooling and Servicing Agreement) (Commission (State or other File Number) Pending jurisdiction IRS EIN 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 August 26, 2002 a distribution was made to holders of WELLS FARGO ASSET SECURITIES CORPORATION, Mortgage Pass-Through Certificates, Series 2002-13 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 2002-13 Trust, relating to the August 26, 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 2002-13 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: 8/27/02 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2002-13 Trust, relating to the August 26, 2002 distribution. EX-99.1

Wells Fargo Asset Securities Corporation Mortgage Pass-Through Certificates Record Date: 67/3031/02 Distribution Date: 78/2526/02 WFMBS Series: 2002-13 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 94976SAA9 SEQ 4.10000% ~~133~~132,~~646~~733,~~000~~534.0077 ~~456~~452,~~508~~208.2086 ~~912~~1,~~465~~333,935.2367 A-2 94976SAB7 SEQ 5.30000% 12,~~500~~428,~~000~~893.0029 5554,~~194~~737.3524 7174,~~106~~702.7118 A-3 94976SAC5 SEQ 6.00000% 54,~~000~~972,~~000~~012.0040 24,~~993~~788.6794 2729,~~987~~402.6078 A-4 94976SAD3 SEQ 6.00000% 10,000,000.00 49,~~987~~856.3496 0.00 A-5 94976SAE1 SEQ 6.00000% 0.00 ~~218~~216,~~842~~789.4065 0.00 A-6 94976SAL5 SEQ 6.00000% 2524,~~000~~364,~~000~~157.0091 ~~124~~121,~~968~~472.3529 ~~635~~2,~~842~~154,815.0979 A-7 94976SAM3 SEQ 6.00000% 3029,~~000~~444,~~000~~344.0066 ~~149~~146,~~962~~800.0155 ~~555~~1,~~655~~525,374.3452 A-PO 94976SAF8 PO 0.00000% ~~729~~711,~~854~~576.5381 0.00 183,~~277~~314.7280 A-R 94976SAG6 RES 6.00000% 500.00 0.2500 500.00 A-LR 94976SAN1 RES 6.00000% 500.00 0.2500 500.00 B-1 94976SAH4 SUB 6.00000% 1,~~650~~644,~~000~~526.0026 8,~~247~~199.9111 5,~~473~~487.7422 B-2 94976SAJ0 SUB 6.00000% ~~550~~548,~~000~~175.0042 2,~~749~~733.3004 1,~~824~~829.5807 B-3 94976SAK7 SUB 6.00000% ~~441~~439,~~000~~537.0002 2,~~204~~191.4440 1,~~462~~466.9859 B-4 94976SAP6 SUB 6.00000% ~~220~~219,~~000~~270.0017 1,~~099~~093.7221 ~~729~~731.8363 B-5 94976SAQ4 SUB 6.00000% ~~110~~109,~~000~~635.0008 ~~549~~546.8661 ~~364~~365.9281 B-6 94976SAR2 SUB 6.00000% ~~220~~219,~~244~~513.3773 1,~~100~~094.9443 ~~730~~732.6444 Totals ~~220~~217,~~067~~835,~~198~~177.9052 1,~~096~~082,~~408~~512.9929 25,~~232~~132,~~021~~158.3850

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-1 0.00 ~~132~~131,~~733~~399,~~534~~599.7710 1,~~368~~786,~~973~~144.4353 0.00 A-2 0.00 12,~~428~~354,~~893~~191.2911 ~~126~~129,~~301~~439.0642 0.00 A-3 0.00 4,~~972~~942,~~012~~609.4063 5254,~~981~~191.2772 0.00 A-4 0.00 10,000,000.00 49,~~987~~856.3496 0.00 A-5 0.00 0.00 ~~218~~216,~~842~~789.4065 0.00 A-6 0.00 2422,~~364~~209,~~157~~342.9112 ~~760~~2,~~810~~276,288.4408 0.00 A-7 0.00 2927,~~444~~918,~~344~~970.6614 ~~705~~1,~~617~~672,175.3507 0.00 A-PO 0.00 ~~711~~708,~~576~~262.8102 183,~~277~~314.7280 0.00 A-R 0.00 0.00 500.2500 0.00 A-LR 0.00 0.00 500.2500 0.00 B-1 0.00 1,~~644~~639,~~526~~039.2604 13,~~721~~686.6533 0.00 B-2 0.00 ~~548~~546,~~175~~346.4235 4,~~573~~562.8811 0.00 B-3 0.00 ~~439~~438,~~537~~070.0243 3,~~667~~657.4299 0.00 B-4 0.00 ~~219~~218,~~270~~538.1754 1,~~829~~824.5584 0.00 B-5 0.00 109,~~635~~269.0827 ~~914~~912.7842 0.00 B-6 0.00 ~~219~~218,~~513~~781.7329 1,~~831~~826.5887 0.00 Totals 0.00 ~~217~~212,~~835~~703,~~177~~019.5204 36,~~328~~214,~~430~~670.3779 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-1 133,646,000.00 ~~133~~132,~~646~~733,~~000~~534.0077 ~~296~~186,~~973~~047.9492 ~~615~~1,~~491~~147,887.2975 0.00 0.00 A-2 12,500,000.00 12,~~500~~428,~~000~~893.0029 2310,~~142~~418.6293 4764,~~964~~283.0925 0.00 0.00 A-3 5,000,000.00 54,~~000~~972,~~000~~012.0040 94,~~108~~100.9489 1825,~~878~~301.6688 0.00 0.00 A-4 10,000,000.00 10,000,000.00 0.00 0.00 0.00 0.00 A-5 0.00 0.00 0.00 0.00 0.00 0.00 A-6 25,000,000.00 2524,~~000~~364,~~000~~157.0091 ~~206~~300,~~943~~538.2647 ~~428~~1,~~898~~854,277.8331 0.00 0.00 A-7 30,000,000.00 3029,~~000~~444,~~000~~344.0066 ~~180~~212,~~845~~748.4246 ~~374~~1,~~809~~312,626.9206 0.00 0.00 A-PO 729,854.53 ~~729~~711,~~854~~576.5381 2,~~487~~505.8706 ~~15,789~~809.8574 0.00 0.00 A-R 50.00 500.00 160.2700 330.7300 0.00 0.00 A-LR 50.00 500.00 160.2700 330.7300 0.00 0.00 B-1 1,650,000.00 1,~~650~~644,~~000~~526.0026 5,~~473~~487.7422 0.00 0.00 0.00 B-2 550,000.00 ~~550~~548,~~000~~175.0042 1,~~824~~829.5807 0.00 0.00 0.00 B-3 441,000.00 ~~441~~439,~~000~~537.0002 1,~~462~~466.9859 0.00 0.00 0.00 B-4 220,000.00 ~~220~~219,~~000~~270.0017 ~~729~~731.8363 0.00 0.00 0.00 B-5 110,000.00 ~~110~~109,~~000~~635.0008 ~~364~~365.9281 0.00 0.00 0.00 B-6 220,244.37 ~~220~~219,~~244~~513.3773 ~~730~~732.6444 0.00 0.00 0.00 Totals 220,067,198.90 ~~220~~217,~~067~~835,~~198~~177.9052 ~~730~~726,~~121~~972.2849 14,~~501~~405,~~900~~185.1099 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 ~~912~~1,~~465~~333,935.2367 ~~132~~131,~~733~~399,~~534~~599.7710 0.~~99317252~~98319141 ~~912~~1,~~465~~333,935.2367 A-2 7174,~~106~~702.7118 12,~~428~~354,~~893~~191.2911 0.~~99431146~~98833529 7174,~~106~~702.7118 A-3 2729,~~987~~402.6078 4,~~972~~942,~~012~~609.4063 0.~~99440248~~98852193 2729,~~987~~402.6078 A-4 0.00 10,000,000.00 1.00000000 0.00 A-5 0.00 0.00 0.00000000 0.00 A-6 ~~635~~2,~~842~~154,815.0979 2422,~~364~~209,~~157~~342.9112 0.~~97456632~~88837368 ~~635~~2,~~842~~154,815.0979 A-7 ~~555~~1,~~655~~525,374.3452 2927,~~444~~918,~~344~~970.6614 0.~~98147816~~93063234 ~~555~~1,~~655~~525,374.3452 A-PO 183,~~277~~314.7280 ~~711~~708,~~576~~262.8102 0.~~97495704~~97041532 183,~~277~~314.7280 A-R 500.00 0.00 0.00000000 500.00 A-LR 500.00 0.00 0.00000000 500.00 B-1 5,~~473~~487.7422 1,~~644~~639,~~526~~039.2604 0.~~99668258~~99335699 5,~~473~~487.7422 B-2 1,~~824~~829.5807 ~~548~~546,~~175~~346.4235 0.~~99668258~~99335700 1,~~824~~829.5807 B-3 1,~~462~~466.9859 ~~439~~438,~~537~~070.0243 0.~~99668259~~99335698 1,~~462~~466.9859 B-4 ~~729~~731.8363 ~~219~~218,~~270~~538.1754 0.~~99668259~~99335700 ~~729~~731.8363 B-5 ~~364~~365.9281 109,~~635~~269.0827 0.~~99668255~~99335700 ~~364~~365.9281 B-6 ~~730~~732.6444 ~~219~~218,~~513~~781.7329 0.~~99668259~~99335702 ~~730~~732.6444 Totals 25,~~232~~132,~~021~~158.3850 ~~217~~212,~~835~~703,~~177~~019.5204 0.~~98985755~~96653668 25,~~232~~132,~~021~~158.3850

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-1 133,646,000.00 ~~1000~~993.~~00000000~~17252121 21.~~22209374~~39209494 48.~~60538505~~58901688 0.00000000 A-2 12,500,000.00 ~~1000~~994.~~00000000~~31146320 10.~~85140960~~83351440 35.~~83712720~~14266000 0.00000000 A-3 5,000,000.00 ~~1000~~994.~~00000000~~40248000 10.~~82178800~~82017800 35.~~77573200~~06037600 0.00000000 A-4 10,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 A-5 0.00 0.00000000 0.00000000 0.00000000 0.00000000 A-6 25,000,000.00 ~~1000~~974.~~00000000~~56631640 812.~~27773040~~02153880 1774.~~15595320~~17109240 0.00000000 A-7 30,000,000.00 ~~1000~~981.~~00000000~~47815533 67.~~02818067~~09161533 1243.~~49366400~~75420200 0.00000000 A-PO 729,854.53 ~~1000~~974.~~00000000~~95703699 3.~~40872037~~43227300 211.~~63424265~~10945396 0.00000000 A-R 50.00 ~~1000~~0.00000000 ~~325~~0.~~40000000~~00000000 ~~674~~0.~~60000000~~00000000 0.00000000 A-LR 50.00 ~~1000~~0.00000000 ~~325~~0.~~40000000~~00000000 ~~674~~0.~~60000000~~00000000 0.00000000 B-1 1,650,000.00 ~~1000~~996.~~00000000~~68258182 3.~~31741818~~32558788 0.00000000 0.00000000 B-2 550,000.00 ~~1000~~996.~~00000000~~68258182 3.~~31741818~~32558182 0.00000000 0.00000000 B-3 441,000.00 ~~1000~~996.~~00000000~~68258503 3.~~31741497~~32560091 0.00000000 0.00000000 B-4 220,000.00 ~~1000~~996.~~00000000~~68259091 3.~~31740909~~32559091 0.00000000 0.00000000 B-5 110,000.00 ~~1000~~996.~~00000000~~68254545 3.~~31745455~~32554545 0.00000000 0.00000000 B-6 220,244.37 ~~1000~~996.~~00000000~~68259398 3.~~31740602~~32557877 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 69.~~82747879~~98111182 ~~993~~983.~~17252121~~19140939 0.~~99317252~~98319141 69.~~82747879~~98111182 A-2 0.00000000 5.~~68853680~~97617440 ~~994~~988.~~31146320~~33528880 0.~~99431146~~98833529 5.~~68853680~~97617440 A-3 0.00000000 5.~~59752000~~88055600 ~~994~~988.~~40248000~~52192600 0.~~99440248~~98852193 5.~~59752000~~88055600 A-4 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 A-5 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 A-6 0.00000000 2586.~~43368360~~19263160 ~~974~~888.~~56631640~~37368480 0.~~97456632~~88837368 2586.~~43368360~~19263160 A-7 0.00000000 1850.~~52184467~~84581733 ~~981~~930.~~47815533~~63233800 0.~~98147816~~93063234 1850.~~52184467~~84581733 A-PO 0.00000000 254.~~04296301~~54172697 ~~974~~970.~~95703699~~41532372 0.~~97495704~~97041532 254.~~04296301~~54172697 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.~~31741818~~32558788 ~~996~~993.~~68258182~~35699394 0.~~99668258~~99335699 3.~~31741818~~32558788 B-2 0.00000000 3.~~31741818~~32558182 ~~996~~993.~~68258182~~35700000 0.~~99668258~~99335700 3.~~31741818~~32558182 B-3 0.00000000 3.~~31741497~~32560091 ~~996~~993.~~68258503~~35698413 0.~~99668259~~99335698 3.~~31741497~~32560091 B-4 0.00000000 3.~~31740909~~32559091 ~~996~~993.~~68259091~~35700000 0.~~99668259~~99335700 3.~~31740909~~32559091 B-5 0.00000000 3.~~31745455~~32554545 ~~996~~993.~~68254545~~35700000 0.~~99668255~~99335700 3.~~31745455~~32554545 B-6 0.00000000 3.~~31740602~~32557877 ~~996~~993.~~68259398~~35701521 0.~~99668259~~99335702 3.~~31740602~~32557877 (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-1 133,646,000.00 4.10000% ~~133~~132,~~646~~733,~~000~~534.0077 ~~456~~453,~~623~~506.8324 0.00 0.00 A-2 12,500,000.00 5.30000% 12,~~500~~428,~~000~~893.0029 5554,~~208~~894.3328 0.00 0.00 A-3 5,000,000.00 6.00000% 54,~~000~~972,~~000~~012.0040 2524,~~000~~860.0006 0.00 0.00 A-4 10,000,000.00 6.00000% 10,000,000.00 50,000.00 0.00 0.00 A-5 0.00 6.00000% 43,~~779~~482,~~566~~323.6756 ~~218~~217,~~897~~411.8362 0.00 0.00 A-6 25,000,000.00 6.00000% 2524,~~000~~364,~~000~~157.0091 ~~125~~121,~~000~~820.0079 0.00 0.00 A-7 30,000,000.00 6.00000% 3029,~~000~~444,~~000~~344.0066 ~~150~~147,~~000~~221.0072 0.00 0.00 A-PO 729,854.53 0.00000% ~~729~~711,~~854~~576.5381 0.00 0.00 0.00 A-R 50.00 6.00000% 500.00 0.2500 0.00 0.00 A-LR 50.00 6.00000% 500.00 0.2500 0.00 0.00 B-1 1,650,000.00 6.00000% 1,~~650~~644,~~000~~526.0026 8,~~250~~222.0063 0.00 0.00 B-2 550,000.00 6.00000% ~~550~~548,~~000~~175.0042 2,~~750~~740.0088 0.00 0.00 B-3 441,000.00 6.00000% ~~441~~439,~~000~~537.0002 2,~~205~~197.0069 0.00 0.00 B-4 220,000.00 6.00000% ~~220~~219,~~000~~270.0017 1,~~100~~096.0035 0.00 0.00 B-5 110,000.00 6.00000% ~~110~~109,~~000~~635.0008 ~~550~~548.0018 0.00 0.00 B-6 220,244.37 6.00000% ~~220~~219,~~244~~513.3773 1,~~101~~097.2257 0.00 0.00 Totals 220,067,198.90 1,~~096~~085,~~686~~618.7101 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 ~~115~~1,297.6338 0.00 ~~456~~452,~~508~~208.2086 0.00 ~~132~~131,~~733~~399,~~534~~599.7710 A-2 13157.9804 0.00 5554,~~194~~737.3524 0.00 12,~~428~~354,~~893~~191.2911 A-3 671.3312 0.00 24,~~993~~788.6794 0.00 4,~~972~~942,~~012~~609.4063 A-4 12143.6604 0.00 49,~~987~~856.3496 0.00 10,000,000.00 A-5 55621.4397 0.00 ~~218~~216,~~842~~789.4065 0.00 43,~~482~~051,~~323~~195.5635 A-6 31348.6550 0.00 ~~124~~121,~~968~~472.3529 0.00 2422,~~364~~209,~~157~~342.9112 A-7 37421.9917 0.00 ~~149~~146,~~962~~800.0155 0.00 2927,~~444~~918,~~344~~970.6614 A-PO 0.00 0.00 0.00 0.00 ~~711~~708,~~576~~262.8102 A-R 0.00 0.00 0.2500 0.00 0.00 A-LR 0.00 0.00 0.2500 0.00 0.00 B-1 223.0952 0.00 8,~~247~~199.9111 0.00 1,~~644~~639,~~526~~039.2604 B-2 07.7084 0.00 2,~~749~~733.3004 0.00 ~~548~~546,~~175~~346.4235 B-3 06.5629 0.00 2,~~204~~191.4440 0.00 ~~439~~438,~~537~~070.0243 B-4 03.2814 0.00 1,~~099~~093.7221 0.00 ~~219~~218,~~270~~538.1754 B-5 01.1457 0.00 ~~549~~546.8661 0.00 109,~~635~~269.0827 B-6 03.2814 0.00 1,~~100~~094.9443 0.00 ~~219~~218,~~513~~781.7329 Totals ~~277~~3,105.72 0.00 1,~~096~~082,~~408~~512.9929 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-1 133,646,000.00 4.10000% ~~1000~~993.~~00000000~~17252121 3.~~41666664~~39333942 0.00000000 0.00000000 A-2 12,500,000.00 5.30000% ~~1000~~994.~~00000000~~31146320 4.~~41666640~~39154240 0.00000000 0.00000000 A-3 5,000,000.00 6.00000% ~~1000~~994.~~00000000~~40248000 54.~~00000000~~97201200 0.00000000 0.00000000 A-4 10,000,000.00 6.00000% 1000.00000000 5.00000000 0.00000000 0.00000000 A-5 0.00 6.00000% ~~1000~~993.~~00000000~~21046021 4.~~99999992~~96605235 0.00000000 0.00000000 A-6 25,000,000.00 6.00000% ~~1000~~974.~~00000000~~56631640 54.~~00000000~~87283160 0.00000000 0.00000000 A-7 30,000,000.00 6.00000% ~~1000~~981.~~00000000~~47815533 54.~~00000000~~90739067 0.00000000 0.00000000 A-PO 729,854.53 0.00000% ~~1000~~974.~~00000000~~95703699 0.00000000 0.00000000 0.00000000 A-R 50.00 6.00000% ~~1000~~0.00000000 50.00000000 0.00000000 0.00000000 A-LR 50.00 6.00000% ~~1000~~0.00000000 50.00000000 0.00000000 0.00000000 B-1 1,650,000.00 6.00000% ~~1000~~996.~~00000000~~68258182 54.~~00000000~~98341212 0.00000000 0.00000000 B-2 550,000.00 6.00000% ~~1000~~996.~~00000000~~68258182 54.~~00000000~~98341818 0.00000000 0.00000000 B-3 441,000.00 6.00000% ~~1000~~996.~~00000000~~68258503 54.~~00000000~~98342404 0.00000000 0.00000000 B-4 220,000.00 6.00000% ~~1000~~996.~~00000000~~68259091 54.~~00000000~~98340909 0.00000000 0.00000000 B-5 110,000.00 6.00000% ~~1000~~996.~~00000000~~68254545 54.~~00000000~~98345455 0.00000000 0.00000000 B-6 220,244.37 6.00000% ~~1000~~996.~~00000000~~68259398 4.~~99999160~~98341910 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.~~00086520~~00970759 0.00000000 3.~~41580145~~38363183 0.00000000 ~~993~~983.~~17252121~~19140939 A-2 0.~~00111840~~01256320 0.00000000 4.~~41554800~~37897920 0.00000000 ~~994~~988.~~31146320~~33528880 A-3 0.~~00126600~~01422400 0.00000000 4.~~99873400~~95778800 0.00000000 ~~994~~988.~~40248000~~52192600 A-4 0.~~00126600~~01430400 0.00000000 4.~~99873400~~98569600 0.00000000 1000.00000000 A-5 0.~~00126612~~01420686 0.00000000 4.~~99873381~~95184550 0.00000000 ~~993~~983.~~21046021~~36275629 A-6 0.~~00126600~~01394000 0.00000000 4.~~99873400~~85889160 0.00000000 ~~974~~888.~~56631640~~37368480 A-7 0.~~00126633~~01403900 0.00000000 4.~~99873367~~89335167 0.00000000 ~~981~~930.~~47815533~~63233800 A-PO 0.00000000 0.00000000 0.00000000 0.00000000 ~~974~~970.~~95703699~~41532372 A-R 0.00000000 0.00000000 50.00000000 0.00000000 0.00000000 A-LR 0.00000000 0.00000000 50.00000000 0.00000000 0.00000000 B-1 0.~~00126667~~01425455 0.00000000 4.~~99873333~~96915758 0.00000000 ~~996~~993.~~68258182~~35699394 B-2 0.~~00127273~~01425455 0.00000000 4.~~99872727~~96916364 0.00000000 ~~996~~993.~~68258182~~35700000 B-3 0.~~00126984~~01426304 0.00000000 4.~~99873016~~96916100 0.00000000 ~~996~~993.~~68258503~~35698413 B-4 0.~~00127273~~01427273 0.00000000 4.~~99872727~~96913636 0.00000000 ~~996~~993.~~68259091~~35700000 B-5 0.~~00127273~~01427273 0.00000000 4.~~99872727~~96918182 0.00000000 ~~996~~993.~~68254545~~35700000 B-6 0.~~00127132~~01425689 0.00000000 4.~~99872029~~96916221 0.00000000 ~~996~~993.~~68259398~~35701521 (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 Component Statement Component Beginning Ending Beginning Ending Ending Pass-Through Notional Notional Component Component Component Class Rate Balance Balance Balance Balance Percentage A-1A 4.10000% 0.00 0.00 ~~123~~122,~~444~~753,~~000~~019.0077 122,~~753~~027,~~019~~100.7751 9998.~~44024802~~85219250% A-1B 4.10000% 0.00 0.00 109,~~202~~980,~~000~~515.00 9,~~980~~372,~~515~~498.0059 9791.~~82900412~~86922750%

CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 028,583.0033 Deposits Payments of Interest and Principal 36,~~405~~184,~~523~~886.0711 Liquidations, Insurance Proceeds, Reserve Funds 0.00 Proceeds from Repurchased Loans 0.00 Other Amounts (Servicer Advances) 048,547.0071 Realized Losses 0.00 Prepayment Penalties 0.00 Total Deposits 36,~~405~~233,~~523~~433.0782 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee 4847,~~509~~346.3734 Payment of Interest and Principal 36,~~328~~214,~~430~~670.3779 Total Withdrawals (Pool Distribution Amount) 36,~~376~~262,~~939~~017.7413 Ending Balance ~~28,583~~0.3300

PREPAYMENT/CURTAILMENT INTEREST SHORTFALL Total Prepayment/Curtailment Interest Shortfall ~~720~~4,089.9130 Servicing Fee Support ~~443~~983.1958 Non-Supported Prepayment/Curtailment Interest Shortfall ~~277~~3,105.72

SERVICING FEES Gross Servicing Fee 45,~~835~~252.7374 Master Servicing Fee 3,~~116~~077.8319 Supported Prepayment/Curtailment Interest Shortfall ~~443~~983.1958 Net Servicing Fee 4847,~~509~~346.3734

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 21 0 0 0 21 ~~914~~498,~~352~~387.7995 0.00 0.00 0.00 ~~914~~498,~~352~~387.7995 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 21 0 0 0 21 ~~914~~498,~~352~~387.7995 0.00 0.00 0.00 ~~914~~498,~~352~~387.7995 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.~~431034~~219298% 0.000000% 0.000000% 0.000000% 0.~~431034~~219298% 0.~~422175~~230928% 0.000000% 0.000000% 0.000000% 0.~~422175~~230928% 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.~~431034~~219298% 0.000000% 0.000000% 0.000000% 0.~~431034~~219298% 0.~~422175~~230928% 0.000000% 0.000000% 0.000000% 0.~~422175~~230928%

OTHER INFORMATION Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 86133,~~055~~604.5711

SUBORDINATION LEVEL/CLASS PERCENTAGE AND PREPAYMENT PERCENTAGE Current Original $ Original % Current $ Current % Class% Prepayment% Class A 3,191,244.37 1.45012268% 3,~~180~~170,~~657~~044.6892 1.~~46012123~~49036198% 98.~~535094~~504659% 100.000000% Class B-1 1,541,244.37 0.70035170% 1,~~536~~531,~~131~~005.4288 0.~~70518060~~71978568% 0.~~757415~~773151% 0.000000% Class B-2 991,244.37 0.45042804% ~~987~~984,~~956~~659.0053 0.~~45353373~~46292692% 0.~~252472~~257717% 0.000000% Class B-3 550,244.37 0.25003470% ~~548~~546,~~418~~589.9810 0.~~25175869~~25697289% 0.~~202436~~206642% 0.000000% Class B-4 330,244.37 0.15006524% ~~329~~328,~~148~~050.8156 0.~~15109993~~15422939% 0.~~100989~~103087% 0.000000% Class B-5 220,244.37 0.10008051% ~~219~~218,~~513~~781.7329 0.~~10077056~~10285763% 0.~~050494~~051543% 0.000000% Class B-6 0.00 0.00000000% 0.00 0.00000000% 0.~~101101~~103201% 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 6.~~518222~~517407% Weighted Average Pass-Through Rate 6.000000% Weighted Average Maturity(Stepdown Calculation ) ~~178~~177 Beginning Scheduled Collateral Loan Count ~~467~~464 Number Of Loans Paid In Full 38 Ending Scheduled Collateral Loan Count ~~464~~456 Beginning Scheduled Collateral Balance ~~220~~217,~~067~~835,~~198~~177.9053 Ending Scheduled Collateral Balance ~~217~~212,~~835~~703,~~177~~019.5303 Ending Actual Collateral Balance at 3031-~~Jun~~Jul-2002 ~~216~~215,~~581~~819,~~503~~953.2922 Ending Scheduled Balance For Wells Fargo Serviced ~~216~~211,~~985~~855,~~097~~880.0398 Ending Scheduled Balance For Other Servicers ~~850~~847,~~080~~138.5005 Monthly P &I Constant 1,~~879~~869,~~825~~484.8474 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Class A Optimal Amount 36,~~283~~187,~~887~~945.4663 Class AP Deferred Amount 0.00 Ending Scheduled Balance for Premium Loans ~~173~~168,~~416~~491,~~372~~742.1998 Ending scheduled Balance For discounted Loans 44,~~418~~211,~~805~~276.3405 Scheduled Principal ~~730~~726,~~121~~972.2850 Unscheduled Principal 14,~~501~~405,~~900~~186.0900 Unpaid Principal Balance Of Outstanding Mortgage Loans With Original LTV: Less Than Or Equal To 80% ~~214~~209,~~297~~207,~~652~~130.0373 Greater Than 80%, less than or equal to 85% ~~850~~847,~~970~~532.7933 Greater than 85%, less than or equal to 95% 2,~~678~~671,~~769~~168.9341 Greater than 95% 0.00

Filing Compare · WELLS FARGO MORTGAGE BACKED SECURITIES 2002-13 TRUST