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): June 25, 2004 BANC OF AMERICA MORTGAGE SECURITIES, INC. Mortgage Pass-Through Certificates, Series 2004-B Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-105940-24 54-2141436 Pooling and Servicing Agreement) (Commission 54-2144737 (State or other File Number) IRS EIN jurisdiction 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) ITEM 5. Other Events On June 25, 2004 a distribution was made to holders of BANC OF AMERICA MORTGAGE SECURITIES, INC., Mortgage Pass-Through Certificates, Series 2004-B 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 2004-B Trust, relating to the June 25, 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. BANC OF AMERICA MORTGAGE SECURITIES, INC. Mortgage Pass-Through Certificates, Series 2004-B Trust By: Wells Fargo Bank, N.A. as Trustee By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 6/28/2004 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2004-B Trust, relating to the June 25, 2004 distribution. EX-99.1 Banc of America Mortgage Securities, Inc. Mortgage Pass-Through Certificates Record Date: 5/31/2004 Distribution Date: 6/25/2004 BAM Series: 2004-B 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 <s> <c> <c> <c> <c> <c> <c> 1-A-1 05948X2Y6 SEN 3.46185% 48,932,708.85 141,164.68 5,160,292.33 1-A-R 05948X2Z3 SEN 3.49730% 0.00 0.00 0.00 1-A-LR 05948X3A7 SEN 3.49730% 0.00 0.28 0.00 2-A-1 05948X3B5 SEN 3.58915% 87,743,124.44 262,436.25 4,748,650.29 2-A-2 05948X3C3 SEN 4.16715% 462,982,117.59 1,607,764.42 25,056,552.08 B-1 05948X3D1 SUB 4.01826% 9,466,906.05 31,700.38 5,000.40 B-2 05948X3E9 SUB 4.01826% 4,207,735.69 14,089.80 2,222.52 B-3 05948X3F6 SUB 4.01826% 2,804,824.29 9,392.09 1,481.50 B-4 05948X2S9 SUB 4.01826% 1,401,912.89 4,694.37 740.49 B-5 05948X2T7 SUB 4.01826% 1,051,434.67 3,520.78 555.37 B-6 05948X2U4 SUB 4.01826% 1,403,354.74 4,699.20 741.25 1-IO 05948X2W0 SEN 0.63900% 0.00 27,059.87 0.00 2-IO 05948X2X8 SEN 0.31909% 0.00 151,348.08 0.00 SES 05948X2V2 SEN 0.00000% 0.00 114,751.60 0.00 Totals 619,994,119.21 2,372,621.80 34,976,236.23 Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses <s> <c> <c> <c> <c> 1-A-1 0.00 43,772,416.51 5,301,457.01 0.00 1-A-R 0.00 0.00 0.00 0.00 1-A-LR 0.00 0.00 0.28 0.00 2-A-1 0.00 82,994,474.15 5,011,086.54 0.00 2-A-2 0.00 437,925,565.51 26,664,316.50 0.00 B-1 0.00 9,461,905.65 36,700.78 0.00 B-2 0.00 4,205,513.17 16,312.32 0.00 B-3 0.00 2,803,342.79 10,873.59 0.00 B-4 0.00 1,401,172.40 5,434.86 0.00 B-5 0.00 1,050,879.30 4,076.15 0.00 B-6 0.00 1,402,613.49 5,440.45 0.00 1-IO 0.00 0.00 27,059.87 0.00 2-IO 0.00 0.00 151,348.08 0.00 SES 0.00 0.00 114,751.60 0.00 Totals 0.00 585,017,882.97 37,348,858.03 0.00 <FN> All distributions required by the Pooling and Servicing Agreement have been calculated by the Certificate Administrator on behalf of the Trustee. </FN> Principal Distribution Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Realized Class Amount Balance Distribution Distribution Accretion Loss (1) <s> <c> <c> <c> <c> <c> <c> 1-A-1 63,317,000.00 48,932,708.85 76,072.87 5,084,219.46 0.00 0.00 1-A-R 50.00 0.00 0.00 0.00 0.00 0.00 1-A-LR 50.00 0.00 0.00 0.00 0.00 0.00 2-A-1 98,549,000.00 87,743,124.44 37,150.42 4,711,499.87 0.00 0.00 2-A-2 520,000,000.00 462,982,117.59 196,026.52 24,860,525.56 0.00 0.00 B-1 9,481,000.00 9,466,906.05 5,000.40 0.00 0.00 0.00 B-2 4,214,000.00 4,207,735.69 2,222.52 0.00 0.00 0.00 B-3 2,809,000.00 2,804,824.29 1,481.50 0.00 0.00 0.00 B-4 1,404,000.00 1,401,912.89 740.49 0.00 0.00 0.00 B-5 1,053,000.00 1,051,434.67 555.37 0.00 0.00 0.00 B-6 1,405,444.00 1,403,354.74 741.25 0.00 0.00 0.00 1-IO 0.00 0.00 0.00 0.00 0.00 0.00 2-IO 0.00 0.00 0.00 0.00 0.00 0.00 SES 0.00 0.00 0.00 0.00 0.00 0.00 Totals 702,232,544.00 619,994,119.21 319,991.34 34,656,244.89 0.00 0.00 <FN> (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. </FN> Principal Distribution Statement (continued) Total Ending Ending Total Principal Certificate Certificate Principal Class Reduction Balance Percentage Distribution <s> <c> <c> <c> <c> 1-A-1 5,160,292.33 43,772,416.51 0.69132171 5,160,292.33 1-A-R 0.00 0.00 0.00000000 0.00 1-A-LR 0.00 0.00 0.00000000 0.00 2-A-1 4,748,650.29 82,994,474.15 0.84216455 4,748,650.29 2-A-2 25,056,552.08 437,925,565.51 0.84216455 25,056,552.08 B-1 5,000.40 9,461,905.65 0.99798604 5,000.40 B-2 2,222.52 4,205,513.17 0.99798604 2,222.52 B-3 1,481.50 2,803,342.79 0.99798604 1,481.50 B-4 740.49 1,401,172.40 0.99798604 740.49 B-5 555.37 1,050,879.30 0.99798604 555.37 B-6 741.25 1,402,613.49 0.99798604 741.25 1-IO 0.00 0.00 0.00000000 0.00 2-IO 0.00 0.00 0.00000000 0.00 SES 0.00 0.00 0.00000000 0.00 Totals 34,976,236.23 585,017,882.97 0.83308284 34,976,236.23 Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion <s> <c> <c> <c> <c> <c> 1-A-1 63,317,000.00 772.82102516 1.20146043 80.29785776 0.00000000 1-A-R 50.00 0.00000000 0.00000000 0.00000000 0.00000000 1-A-LR 50.00 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 98,549,000.00 890.35022618 0.37697409 47.80870298 0.00000000 2-A-2 520,000,000.00 890.35022613 0.37697408 47.80870300 0.00000000 B-1 9,481,000.00 998.51345322 0.52741272 0.00000000 0.00000000 B-2 4,214,000.00 998.51345278 0.52741338 0.00000000 0.00000000 B-3 2,809,000.00 998.51345319 0.52741189 0.00000000 0.00000000 B-4 1,404,000.00 998.51345442 0.52741453 0.00000000 0.00000000 B-5 1,053,000.00 998.51345679 0.52741690 0.00000000 0.00000000 B-6 1,405,444.00 998.51345198 0.52741340 0.00000000 0.00000000 1-IO 0.00 0.00000000 0.00000000 0.00000000 0.00000000 2-IO 0.00 0.00000000 0.00000000 0.00000000 0.00000000 SES 0.00 0.00000000 0.00000000 0.00000000 0.00000000 <FN> (2) All classes are per $1,000 denomination. </FN> Principal Distribution Factors Statement (continued) Total Ending Ending Total Realized Principal Certificate Certificate Principal Class Loss (3) Reduction Balance Percentage Distribution <s> <c> <c> <c> <c> <c> 1-A-1 0.00000000 81.49931819 691.32170681 0.69132171 81.49931819 1-A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 1-A-LR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 0.00000000 48.18567707 842.16454911 0.84216455 48.18567707 2-A-2 0.00000000 48.18567708 842.16454906 0.84216455 48.18567708 B-1 0.00000000 0.52741272 997.98604050 0.99798604 0.52741272 B-2 0.00000000 0.52741338 997.98603939 0.99798604 0.52741338 B-3 0.00000000 0.52741189 997.98604130 0.99798604 0.52741189 B-4 0.00000000 0.52741453 997.98603989 0.99798604 0.52741453 B-5 0.00000000 0.52741690 997.98603989 0.99798604 0.52741690 B-6 0.00000000 0.52741340 997.98603858 0.99798604 0.52741340 1-IO 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2-IO 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 SES 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 <FN> (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. </FN> 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 <s> <c> <c> <c> <c> <c> <c> 1-A-1 63,317,000.00 3.46185% 48,932,708.85 141,164.68 0.00 0.00 1-A-R 50.00 3.49730% 0.00 0.00 0.00 0.00 1-A-LR 50.00 3.49730% 0.00 0.00 0.00 0.00 2-A-1 98,549,000.00 3.58915% 87,743,124.44 262,436.25 0.00 0.00 2-A-2 520,000,000.00 4.16715% 462,982,117.59 1,607,764.43 0.00 0.00 B-1 9,481,000.00 4.01826% 9,466,906.05 31,700.38 0.00 0.00 B-2 4,214,000.00 4.01826% 4,207,735.69 14,089.80 0.00 0.00 B-3 2,809,000.00 4.01826% 2,804,824.29 9,392.09 0.00 0.00 B-4 1,404,000.00 4.01826% 1,401,912.89 4,694.37 0.00 0.00 B-5 1,053,000.00 4.01826% 1,051,434.67 3,520.78 0.00 0.00 B-6 1,405,444.00 4.01826% 1,403,354.74 4,699.20 0.00 0.00 1-IO 0.00 0.63900% 50,816,651.74 27,059.87 0.00 0.00 2-IO 0.00 0.31909% 569,177,467.93 151,348.08 0.00 0.00 SES 0.00 0.00000% 619,994,119.67 0.00 0.00 0.00 Totals 702,232,544.00 2,257,869.93 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 <s> <c> <c> <c> <c> <c> 1-A-1 0.00 0.00 141,164.68 0.00 43,772,416.51 1-A-R 0.00 0.00 0.00 0.00 0.00 1-A-LR 0.00 0.00 0.28 0.00 0.00 2-A-1 0.00 0.00 262,436.25 0.00 82,994,474.15 2-A-2 0.01 0.00 1,607,764.42 0.00 437,925,565.51 B-1 0.00 0.00 31,700.38 0.00 9,461,905.65 B-2 0.00 0.00 14,089.80 0.00 4,205,513.17 B-3 0.00 0.00 9,392.09 0.00 2,803,342.79 B-4 0.00 0.00 4,694.37 0.00 1,401,172.40 B-5 0.00 0.00 3,520.78 0.00 1,050,879.30 B-6 0.00 0.00 4,699.20 0.00 1,402,613.49 1-IO 0.00 0.00 27,059.87 0.00 45,653,430.55 2-IO 0.00 0.00 151,348.08 0.00 539,364,452.89 SES 0.00 0.00 114,751.60 0.00 585,017,883.44 Totals 0.01 0.00 2,372,621.80 0.00 <FN> (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. </FN> 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 <s> <c> <c> <c> <c> <c> <c> 1-A-1 63,317,000.00 3.46185% 772.82102516 2.22949097 0.00000000 0.00000000 1-A-R 50.00 3.49730% 0.00000000 0.00000000 0.00000000 0.00000000 1-A-LR 50.00 3.49730% 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 98,549,000.00 3.58915% 890.35022618 2.66300267 0.00000000 0.00000000 2-A-2 520,000,000.00 4.16715% 890.35022613 3.09185467 0.00000000 0.00000000 B-1 9,481,000.00 4.01826% 998.51345322 3.34356924 0.00000000 0.00000000 B-2 4,214,000.00 4.01826% 998.51345278 3.34356906 0.00000000 0.00000000 B-3 2,809,000.00 4.01826% 998.51345319 3.34357067 0.00000000 0.00000000 B-4 1,404,000.00 4.01826% 998.51345442 3.34356838 0.00000000 0.00000000 B-5 1,053,000.00 4.01826% 998.51345679 3.34357075 0.00000000 0.00000000 B-6 1,405,444.00 4.01826% 998.51345198 3.34356972 0.00000000 0.00000000 1-IO 0.00 0.63900% 779.28702969 0.41497039 0.00000000 0.00000000 2-IO 0.00 0.31909% 893.49540506 0.23758638 0.00000000 0.00000000 SES 0.00 0.00000% 882.89004056 0.00000000 0.00000000 0.00000000 <FN> (5) All classes are per $1,000 denomination. </FN> Interest Distribution Factors Statement (continued) Remaining Ending Non-Supported Total Unpaid Certificate/ Interest Realized Interest Interest Notional Class Shortfall Losses (6) Distribution Shortfall Balance <s> <c> <c> <c> <c> <c> 1-A-1 0.00000000 0.00000000 2.22949097 0.00000000 691.32170681 1-A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 1-A-LR 0.00000000 0.00000000 5.60000000 0.00000000 0.00000000 2-A-1 0.00000000 0.00000000 2.66300267 0.00000000 842.16454911 2-A-2 0.00000002 0.00000000 3.09185465 0.00000000 842.16454906 B-1 0.00000000 0.00000000 3.34356924 0.00000000 997.98604050 B-2 0.00000000 0.00000000 3.34356906 0.00000000 997.98603939 B-3 0.00000000 0.00000000 3.34357067 0.00000000 997.98604130 B-4 0.00000000 0.00000000 3.34356838 0.00000000 997.98603989 B-5 0.00000000 0.00000000 3.34357075 0.00000000 997.98603989 B-6 0.00000000 0.00000000 3.34356972 0.00000000 997.98603858 1-IO 0.00000000 0.00000000 0.41497039 0.00000000 700.10764327 2-IO 0.00000000 0.00000000 0.23758638 0.00000000 846.69490179 SES 0.00000000 0.00000000 0.16340969 0.00000000 833.08284136 <FN> (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. </FN> Certificateholder Component Statement Component Beginning Ending Beginning Ending Ending Pass-Through Notional Notional Component Component Component Class Rate Balance Balance Balance Balance Percentage <s> <c> <c> <c> <c> <c> <c> 1-SES 0.00000% 50,816,651.74 45,653,430.55 0.00 0.00 70.01076433% 2-SES 0.00000% 569,177,467.93 539,364,452.89 0.00 0.00 84.66949018% CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT <s> <c> Beginning Balance 0.00 Deposits Payments of Interest and Principal 37,376,499.44 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 37,376,499.44 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee 27,641.41 Payment of Interest and Principal 37,348,858.03 Total Withdrawals (Pool Distribution Amount) 37,376,499.44 Ending Balance 0.00 PREPAYMENT/CURTAILMENT INTEREST SHORTFALL <s> <c> Total Prepayment/Curtailment Interest Shortfall 0.00 Servicing Fee Support 0.00 Non-Supported Prepayment/Curtailment Interest Shortfall 0.01 SERVICING FEES <s> <c> Gross Servicing Fee 25,833.09 Trustee Fee - Wells Fargo Bank, N.A. 1,808.32 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee 27,641.41 LOAN STATUS STRATIFICATION/CREDIT ENHANCEMENT STATEMENT DELINQUENCY STATUS DELINQUENT BANKRUPTCY FORECLOSURE REO Total <s> <c> <c> <c> <c> <c> 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 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 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 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 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 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180+ Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Delinquency Status By Groups DELINQUENT BANKRUPTCY FORECLOSURE REO Total <s> Group 1 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 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 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 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% DELINQUENT BANKRUPTCY FORECLOSURE REO Total <caption> <s> Group 2 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 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 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 0 0 0 0 0 0.00 0.00 0.00 0.00 0.00 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 60 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 90 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 120 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 150 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 180 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% Totals 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% OTHER INFORMATION <s> <c> Current Period Class A Insufficient Funds 0.00 Principal Balance of Contaminated Properties 0.00 Periodic Advance 0.00 COLLATERAL STATEMENT Collateral Description Mixed ARM Weighted Average Gross Coupon 4.633858% Weighted Average Net Coupon 4.373612% Weighted Average Pass-Through Rate 4.370111% Weighted Average Maturity(Stepdown Calculation ) 353 Beginning Scheduled Collateral Loan Count 1,162 Number Of Loans Paid In Full 57 Ending Scheduled Collateral Loan Count 1,105 Beginning Scheduled Collateral Balance 619,994,119.67 Ending Scheduled Collateral Balance 585,017,883.44 Ending Actual Collateral Balance at 31-May-2004 620,269,647.80 Monthly P &I Constant 2,714,128.71 Special Servicing Fee 0.00 Prepayment Penalties 0.00 Realized Loss Amount 0.00 Cumulative Realized Loss 0.00 Ending Scheduled Balance for Premium Loans 585,017,883.44 Scheduled Principal 319,991.34 Unscheduled Principal 34,656,244.89 Miscellaneous Reporting Total Senior% 96.719942% Total Subordinate% 3.280058% Group Level Collateral Statement Group Group 1 Group 2 Total Collateral Description Mixed ARM Mixed ARM Mixed ARM Weighted Average Coupon Rate 4.479348 4.647653 4.633858 Weighted Average Net Rate 4.229348 4.397653 4.373612 Weighted Average Maturity 352 355 353 Beginning Loan Count 102 1,060 1,162 Loans Paid In Full 10 47 57 Ending Loan Count 92 1,013 1,105 Beginning Scheduled Balance 50,816,651.74 569,177,467.93 619,994,119.67 Ending scheduled Balance 45,653,430.55 539,364,452.89 585,017,883.44 Record Date 05/31/2004 05/31/2004 05/31/2004 Principal And Interest Constant 268,689.63 2,445,439.08 2,714,128.71 Scheduled Principal 79,001.73 240,989.61 319,991.34 Unscheduled Principal 5,084,219.46 29,572,025.43 34,656,244.89 Scheduled Interest 189,687.90 2,204,449.47 2,394,137.37 Servicing Fees 10,586.80 118,578.65 129,165.45 Master Servicing Fees 0.00 0.00 0.00 Trustee Fee 148.22 1,660.10 1,808.32 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 5,293.40 0.00 5,293.40 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 173,659.48 2,084,210.72 2,257,870.20 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 Pass-Through Rate 4.100848 4.394153 4.370111 Miscellaneous Reporting Group Group 1 CPR 71.834541% Senior Prepayment% 100.000000% Subordinate% 3.707334% Subordinate Prepayment% 0.000000% Senior% 96.292666% Group Group 2 CPR 47.298560% Senior Prepayment% 100.000000% Subordinate% 3.241911% Subordinate Prepayment% 0.000000% Senior% 96.758089%