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): March 25, 2004 BANC OF AMERICA MORTGAGE SECURITIES, INC. Mortgage Pass-Through Certificates, Series 2003-J Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-105940-14 54-2132818 Pooling and Servicing Agreement) (Commission 54-2132819 (State or other File Number) 54-2132820 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) ITEM 5. Other Events On March 25, 2004 a distribution was made to holders of BANC OF AMERICA MORTGAGE SECURITIES, INC., Mortgage Pass-Through Certificates, Series 2003-J 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-J Trust, relating to the March 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 2003-J 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: 4/2/2004 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Mortgage Pass-Through Certificates, Series 2003-J Trust, relating to the March 25, 2004 distribution. EX-99.1 Banc of America Mortgage Securities, Inc. Mortgage Pass-Through Certificates Record Date: 2/29/2004 Distribution Date: 3/25/2004 BAM Series: 2003-J 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 05948XXW6 SEN 3.43946% 196,902,021.31 564,364.15 11,229,332.40 1-A-2 05948XXX4 SEN 3.95546% 62,650,559.89 206,509.91 3,572,964.65 1-A-3 05948XXY2 SEN 3.95546% 1,772,118.19 5,841.29 101,063.99 1-A-R 05948XXZ9 SEN 3.55941% 0.00 0.00 0.00 1-A-MR 05948XYA3 SEN 3.55941% 0.00 0.00 0.00 1-A-LR 05948XYB1 SEN 3.55941% 0.00 0.79 0.00 2-A-1 05948XYC9 SEN 4.21238% 232,877,605.13 817,474.93 4,448,758.49 2-A-2 05948XYD7 SEN 4.52638% 203,767,904.49 768,609.83 3,892,663.68 2-A-3 05948XYE5 SEN 1.65600% 14,573,359.37 20,111.24 1,515,717.44 2-A-4 05948XYF2 SEN 2.70700% 21,440,000.00 48,365.07 0.00 2-A-5 05948XYG0 SEN 3.60600% 35,360,000.00 106,256.80 0.00 2-A-6 05948XYH8 SEN 4.05500% 26,971,000.00 91,139.50 0.00 2-A-7 05948XYJ4 SEN 4.31538% 27,165,000.00 97,689.51 0.00 2-A-8 05948XYK1 SEN 4.31538% 70,403,000.00 253,179.99 0.00 2-A-9 05948XYL9 SEN 3.41400% 26,228,617.84 74,620.42 2,727,934.75 2-A-IO 05948XYM7 IO 1.03545% 0.00 107,490.51 0.00 3-A-1 05948XYN5 SEN 4.12880% 48,293,103.99 166,160.45 68,053.31 3-A-2 05948XYP0 SEN 4.72780% 29,334,197.23 115,571.83 41,336.94 4-A-1 05948XYQ8 SEN 4.66580% 209,054,952.71 812,840.32 1,922,988.64 B-1 05948XYR6 SUB 4.22278% 16,080,982.81 56,588.72 18,167.07 B-2 05948XYS4 SUB 4.22278% 7,718,911.57 27,162.72 8,720.24 B-3 05948XYT2 SUB 4.22278% 5,145,277.31 18,106.15 5,812.74 B-4 05948XYY1 SUB 4.22278% 1,929,478.99 6,789.81 2,179.78 B-5 05948XYZ8 SUB 4.22278% 1,929,478.99 6,789.81 2,179.78 B-6 05948XZA2 SUB 4.22278% 2,573,255.93 9,055.25 2,907.07 1-IO 05948XYV7 IO 0.30479% 0.00 68,412.68 0.00 2-IO 05948XYW5 IO 0.00115% 0.00 646.84 0.00 3-IO 05948XYX3 IO 0.01565% 0.00 1,041.77 0.00 SES 05948XYU9 SEN 0.00000% 0.00 240,883.35 0.00 Totals 1,242,170,825.75 4,691,703.64 29,560,780.97 Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses <s> <c> <c> <c> <c> 1-A-1 0.00 185,672,688.91 11,793,696.55 0.00 1-A-2 0.00 59,077,595.24 3,779,474.56 0.00 1-A-3 0.00 1,671,054.20 106,905.28 0.00 1-A-R 0.00 0.00 0.00 0.00 1-A-MR 0.00 0.00 0.00 0.00 1-A-LR 0.00 0.00 0.79 0.00 2-A-1 0.00 228,428,846.64 5,266,233.42 0.00 2-A-2 0.00 199,875,240.81 4,661,273.51 0.00 2-A-3 0.00 13,057,641.93 1,535,828.68 0.00 2-A-4 0.00 21,440,000.00 48,365.07 0.00 2-A-5 0.00 35,360,000.00 106,256.80 0.00 2-A-6 0.00 26,971,000.00 91,139.50 0.00 2-A-7 0.00 27,165,000.00 97,689.51 0.00 2-A-8 0.00 70,403,000.00 253,179.99 0.00 2-A-9 0.00 23,500,683.09 2,802,555.17 0.00 2-A-IO 0.00 0.00 107,490.51 0.00 3-A-1 0.00 48,225,050.68 234,213.76 0.00 3-A-2 0.00 29,292,860.28 156,908.77 0.00 4-A-1 0.00 207,131,964.07 2,735,828.96 0.00 B-1 0.00 16,062,815.74 74,755.79 0.00 B-2 0.00 7,710,191.33 35,882.96 0.00 B-3 0.00 5,139,464.57 23,918.89 0.00 B-4 0.00 1,927,299.21 8,969.59 0.00 B-5 0.00 1,927,299.21 8,969.59 0.00 B-6 0.00 2,570,348.86 11,962.32 0.00 1-IO 0.00 0.00 68,412.68 0.00 2-IO 0.00 0.00 646.84 0.00 3-IO 0.00 0.00 1,041.77 0.00 SES 0.00 0.00 240,883.35 0.00 Totals 0.00 1,212,610,044.77 34,252,484.61 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-1 215,000,000.00 196,902,021.31 295,036.20 10,934,296.19 0.00 0.00 1-A-2 68,409,000.00 62,650,559.89 93,875.03 3,479,089.62 0.00 0.00 1-A-3 1,935,000.00 1,772,118.19 2,655.33 98,408.67 0.00 0.00 1-A-R 50.00 0.00 0.00 0.00 0.00 0.00 1-A-MR 25.00 0.00 0.00 0.00 0.00 0.00 1-A-LR 25.00 0.00 0.00 0.00 0.00 0.00 2-A-1 240,000,000.00 232,877,605.13 242,480.81 4,206,277.67 0.00 0.00 2-A-2 210,000,000.00 203,767,904.49 212,170.71 3,680,492.96 0.00 0.00 2-A-3 17,000,000.00 14,573,359.37 82,614.60 1,433,102.84 0.00 0.00 2-A-4 21,440,000.00 21,440,000.00 0.00 0.00 0.00 0.00 2-A-5 35,360,000.00 35,360,000.00 0.00 0.00 0.00 0.00 2-A-6 26,971,000.00 26,971,000.00 0.00 0.00 0.00 0.00 2-A-7 27,165,000.00 27,165,000.00 0.00 0.00 0.00 0.00 2-A-8 70,403,000.00 70,403,000.00 0.00 0.00 0.00 0.00 2-A-9 30,596,000.00 26,228,617.84 148,686.84 2,579,247.91 0.00 0.00 2-A-IO 0.00 0.00 0.00 0.00 0.00 0.00 3-A-1 50,000,000.00 48,293,103.99 400.76 67,652.55 0.00 0.00 3-A-2 30,371,000.00 29,334,197.23 243.43 41,093.51 0.00 0.00 4-A-1 211,868,000.00 209,054,952.71 281,199.91 1,641,788.73 0.00 0.00 B-1 16,152,000.00 16,080,982.81 18,167.07 0.00 0.00 0.00 B-2 7,753,000.00 7,718,911.57 8,720.24 0.00 0.00 0.00 B-3 5,168,000.00 5,145,277.31 5,812.74 0.00 0.00 0.00 B-4 1,938,000.00 1,929,478.99 2,179.78 0.00 0.00 0.00 B-5 1,938,000.00 1,929,478.99 2,179.78 0.00 0.00 0.00 B-6 2,584,620.00 2,573,255.93 2,907.07 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 3-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 1,292,051,720.00 1,242,170,825.75 1,399,330.30 28,161,450.65 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 11,229,332.40 185,672,688.91 0.86359390 11,229,332.40 1-A-2 3,572,964.65 59,077,595.24 0.86359390 3,572,964.65 1-A-3 101,063.99 1,671,054.20 0.86359390 101,063.99 1-A-R 0.00 0.00 0.00000000 0.00 1-A-MR 0.00 0.00 0.00000000 0.00 1-A-LR 0.00 0.00 0.00000000 0.00 2-A-1 4,448,758.49 228,428,846.64 0.95178686 4,448,758.49 2-A-2 3,892,663.68 199,875,240.81 0.95178686 3,892,663.68 2-A-3 1,515,717.44 13,057,641.93 0.76809658 1,515,717.44 2-A-4 0.00 21,440,000.00 1.00000000 0.00 2-A-5 0.00 35,360,000.00 1.00000000 0.00 2-A-6 0.00 26,971,000.00 1.00000000 0.00 2-A-7 0.00 27,165,000.00 1.00000000 0.00 2-A-8 0.00 70,403,000.00 1.00000000 0.00 2-A-9 2,727,934.75 23,500,683.09 0.76809658 2,727,934.75 2-A-IO 0.00 0.00 0.00000000 0.00 3-A-1 68,053.31 48,225,050.68 0.96450101 68,053.31 3-A-2 41,336.94 29,292,860.28 0.96450101 41,336.94 4-A-1 1,922,988.64 207,131,964.07 0.97764629 1,922,988.64 B-1 18,167.07 16,062,815.74 0.99447844 18,167.07 B-2 8,720.24 7,710,191.33 0.99447844 8,720.24 B-3 5,812.74 5,139,464.57 0.99447844 5,812.74 B-4 2,179.78 1,927,299.21 0.99447844 2,179.78 B-5 2,179.78 1,927,299.21 0.99447844 2,179.78 B-6 2,907.07 2,570,348.86 0.99447844 2,907.07 1-IO 0.00 0.00 0.00000000 0.00 2-IO 0.00 0.00 0.00000000 0.00 3-IO 0.00 0.00 0.00000000 0.00 SES 0.00 0.00 0.00000000 0.00 Totals 29,560,780.97 1,212,610,044.77 0.93851510 29,560,780.97 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-1 215,000,000.00 915.82335493 1.37226140 50.85719158 0.00000000 1-A-2 68,409,000.00 915.82335497 1.37226140 50.85719160 0.00000000 1-A-3 1,935,000.00 915.82335401 1.37226357 50.85719380 0.00000000 1-A-R 50.00 0.00000000 0.00000000 0.00000000 0.00000000 1-A-MR 25.00 0.00000000 0.00000000 0.00000000 0.00000000 1-A-LR 25.00 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 240,000,000.00 970.32335471 1.01033671 17.52615696 0.00000000 2-A-2 210,000,000.00 970.32335471 1.01033671 17.52615695 0.00000000 2-A-3 17,000,000.00 857.25643353 4.85968235 84.30016706 0.00000000 2-A-4 21,440,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 2-A-5 35,360,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 2-A-6 26,971,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 2-A-7 27,165,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 2-A-8 70,403,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 2-A-9 30,596,000.00 857.25643352 4.85968231 84.30016702 0.00000000 2-A-IO 0.00 0.00000000 0.00000000 0.00000000 0.00000000 3-A-1 50,000,000.00 965.86207980 0.00801520 1.35305100 0.00000000 3-A-2 30,371,000.00 965.86207994 0.00801521 1.35305094 0.00000000 4-A-1 211,868,000.00 986.72264198 1.32724107 7.74911138 0.00000000 B-1 16,152,000.00 995.60319527 1.12475669 0.00000000 0.00000000 B-2 7,753,000.00 995.60319489 1.12475687 0.00000000 0.00000000 B-3 5,168,000.00 995.60319466 1.12475619 0.00000000 0.00000000 B-4 1,938,000.00 995.60319401 1.12475748 0.00000000 0.00000000 B-5 1,938,000.00 995.60319401 1.12475748 0.00000000 0.00000000 B-6 2,584,620.00 995.60319505 1.12475722 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 3-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 52.22945302 863.59390191 0.86359390 52.22945302 1-A-2 0.00000000 52.22945300 863.59390197 0.86359390 52.22945300 1-A-3 0.00000000 52.22945220 863.59390181 0.86359390 52.22945220 1-A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 1-A-MR 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 18.53649371 951.78686100 0.95178686 18.53649371 2-A-2 0.00000000 18.53649371 951.78686100 0.95178686 18.53649371 2-A-3 0.00000000 89.15984941 768.09658412 0.76809658 89.15984941 2-A-4 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 2-A-5 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 2-A-6 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 2-A-7 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 2-A-8 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 2-A-9 0.00000000 89.15984933 768.09658419 0.76809658 89.15984933 2-A-IO 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 3-A-1 0.00000000 1.36106620 964.50101360 0.96450101 1.36106620 3-A-2 0.00000000 1.36106615 964.50101347 0.96450101 1.36106615 4-A-1 0.00000000 9.07635245 977.64628953 0.97764629 9.07635245 B-1 0.00000000 1.12475669 994.47843858 0.99447844 1.12475669 B-2 0.00000000 1.12475687 994.47843802 0.99447844 1.12475687 B-3 0.00000000 1.12475619 994.47843847 0.99447844 1.12475619 B-4 0.00000000 1.12475748 994.47843653 0.99447844 1.12475748 B-5 0.00000000 1.12475748 994.47843653 0.99447844 1.12475748 B-6 0.00000000 1.12475722 994.47843784 0.99447844 1.12475722 1-IO 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 2-IO 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 3-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-1 215,000,000.00 3.43946% 196,902,021.31 564,364.15 0.00 0.00 1-A-2 68,409,000.00 3.95546% 62,650,559.89 206,509.91 0.00 0.00 1-A-3 1,935,000.00 3.95546% 1,772,118.19 5,841.29 0.00 0.00 1-A-R 50.00 3.55941% 0.00 0.00 0.00 0.00 1-A-MR 25.00 3.55941% 0.00 0.00 0.00 0.00 1-A-LR 25.00 3.55941% 0.00 0.00 0.00 0.00 2-A-1 240,000,000.00 4.21238% 232,877,605.13 817,474.93 0.00 0.00 2-A-2 210,000,000.00 4.52638% 203,767,904.49 768,609.83 0.00 0.00 2-A-3 17,000,000.00 1.65600% 14,573,359.37 20,111.24 0.00 0.00 2-A-4 21,440,000.00 2.70700% 21,440,000.00 48,365.07 0.00 0.00 2-A-5 35,360,000.00 3.60600% 35,360,000.00 106,256.80 0.00 0.00 2-A-6 26,971,000.00 4.05500% 26,971,000.00 91,139.50 0.00 0.00 2-A-7 27,165,000.00 4.31538% 27,165,000.00 97,689.51 0.00 0.00 2-A-8 70,403,000.00 4.31538% 70,403,000.00 253,179.99 0.00 0.00 2-A-9 30,596,000.00 3.41400% 26,228,617.84 74,620.42 0.00 0.00 2-A-IO 0.00 1.03545% 124,572,977.21 107,490.51 0.00 0.00 3-A-1 50,000,000.00 4.12880% 48,293,103.99 166,160.45 0.00 0.00 3-A-2 30,371,000.00 4.72780% 29,334,197.23 115,571.83 0.00 0.00 4-A-1 211,868,000.00 4.66580% 209,054,952.71 812,840.32 0.00 0.00 B-1 16,152,000.00 4.22278% 16,080,982.81 56,588.72 0.00 0.00 B-2 7,753,000.00 4.22278% 7,718,911.57 27,162.72 0.00 0.00 B-3 5,168,000.00 4.22278% 5,145,277.31 18,106.15 0.00 0.00 B-4 1,938,000.00 4.22278% 1,929,478.99 6,789.81 0.00 0.00 B-5 1,938,000.00 4.22278% 1,929,478.99 6,789.81 0.00 0.00 B-6 2,584,620.00 4.22278% 2,573,255.93 9,055.25 0.00 0.00 1-IO 0.00 0.30479% 269,347,439.61 68,412.68 0.00 0.00 2-IO 0.00 0.00115% 677,907,591.57 646.84 0.00 0.00 3-IO 0.00 0.01565% 79,900,688.50 1,041.77 0.00 0.00 SES 0.00 0.00000% 1,242,170,826.48 0.00 0.00 0.00 Totals 1,292,051,720.00 4,450,819.50 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 0.00 564,364.15 0.00 185,672,688.91 1-A-2 0.00 0.00 206,509.91 0.00 59,077,595.24 1-A-3 0.00 0.00 5,841.29 0.00 1,671,054.20 1-A-R 0.00 0.00 0.00 0.00 0.00 1-A-MR 0.00 0.00 0.00 0.00 0.00 1-A-LR 0.00 0.00 0.79 0.00 0.00 2-A-1 0.00 0.00 817,474.93 0.00 228,428,846.64 2-A-2 0.00 0.00 768,609.83 0.00 199,875,240.81 2-A-3 0.00 0.00 20,111.24 0.00 13,057,641.93 2-A-4 0.00 0.00 48,365.07 0.00 21,440,000.00 2-A-5 0.00 0.00 106,256.80 0.00 35,360,000.00 2-A-6 0.00 0.00 91,139.50 0.00 26,971,000.00 2-A-7 0.00 0.00 97,689.51 0.00 27,165,000.00 2-A-8 0.00 0.00 253,179.99 0.00 70,403,000.00 2-A-9 0.00 0.00 74,620.42 0.00 23,500,683.09 2-A-IO 0.00 0.00 107,490.51 0.00 120,329,325.02 3-A-1 0.00 0.00 166,160.45 0.00 48,225,050.68 3-A-2 0.00 0.00 115,571.83 0.00 29,292,860.28 4-A-1 0.00 0.00 812,840.32 0.00 207,131,964.07 B-1 0.00 0.00 56,588.72 0.00 16,062,815.74 B-2 0.00 0.00 27,162.72 0.00 7,710,191.33 B-3 0.00 0.00 18,106.15 0.00 5,139,464.57 B-4 0.00 0.00 6,789.81 0.00 1,927,299.21 B-5 0.00 0.00 6,789.81 0.00 1,927,299.21 B-6 0.00 0.00 9,055.25 0.00 2,570,348.86 1-IO 0.00 0.00 68,412.68 0.00 254,432,057.37 2-IO 0.00 0.00 646.84 0.00 665,302,607.62 3-IO 0.00 0.00 1,041.77 0.00 79,791,279.38 SES 0.00 0.00 240,883.35 0.00 1,212,610,045.52 Totals 0.00 0.00 4,691,703.64 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-1 215,000,000.00 3.43946% 915.82335493 2.62494953 0.00000000 0.00000000 1-A-2 68,409,000.00 3.95546% 915.82335497 3.01875353 0.00000000 0.00000000 1-A-3 1,935,000.00 3.95546% 915.82335401 3.01875452 0.00000000 0.00000000 1-A-R 50.00 3.55941% 0.00000000 0.00000000 0.00000000 0.00000000 1-A-MR 25.00 3.55941% 0.00000000 0.00000000 0.00000000 0.00000000 1-A-LR 25.00 3.55941% 0.00000000 0.00000000 0.00000000 0.00000000 2-A-1 240,000,000.00 4.21238% 970.32335471 3.40614554 0.00000000 0.00000000 2-A-2 210,000,000.00 4.52638% 970.32335471 3.66004681 0.00000000 0.00000000 2-A-3 17,000,000.00 1.65600% 857.25643353 1.18301412 0.00000000 0.00000000 2-A-4 21,440,000.00 2.70700% 1000.00000000 2.25583349 0.00000000 0.00000000 2-A-5 35,360,000.00 3.60600% 1000.00000000 3.00500000 0.00000000 0.00000000 2-A-6 26,971,000.00 4.05500% 1000.00000000 3.37916651 0.00000000 0.00000000 2-A-7 27,165,000.00 4.31538% 1000.00000000 3.59615351 0.00000000 0.00000000 2-A-8 70,403,000.00 4.31538% 1000.00000000 3.59615343 0.00000000 0.00000000 2-A-9 30,596,000.00 3.41400% 857.25643352 2.43889463 0.00000000 0.00000000 2-A-IO 0.00 1.03545% 948.28211963 0.81824591 0.00000000 0.00000000 3-A-1 50,000,000.00 4.12880% 965.86207980 3.32320900 0.00000000 0.00000000 3-A-2 30,371,000.00 4.72780% 965.86207994 3.80533502 0.00000000 0.00000000 4-A-1 211,868,000.00 4.66580% 986.72264198 3.83654124 0.00000000 0.00000000 B-1 16,152,000.00 4.22278% 995.60319527 3.50351164 0.00000000 0.00000000 B-2 7,753,000.00 4.22278% 995.60319489 3.50351090 0.00000000 0.00000000 B-3 5,168,000.00 4.22278% 995.60319466 3.50351200 0.00000000 0.00000000 B-4 1,938,000.00 4.22278% 995.60319401 3.50351393 0.00000000 0.00000000 B-5 1,938,000.00 4.22278% 995.60319401 3.50351393 0.00000000 0.00000000 B-6 2,584,620.00 4.22278% 995.60319505 3.50351309 0.00000000 0.00000000 1-IO 0.00 0.30479% 917.97933108 0.23316140 0.00000000 0.00000000 2-IO 0.00 0.00115% 971.02752162 0.00092653 0.00000000 0.00000000 3-IO 0.00 0.01565% 966.80079321 0.01260545 0.00000000 0.00000000 SES 0.00 0.00000% 961.39404217 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 2.62494953 0.00000000 863.59390191 1-A-2 0.00000000 0.00000000 3.01875353 0.00000000 863.59390197 1-A-3 0.00000000 0.00000000 3.01875452 0.00000000 863.59390181 1-A-R 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 1-A-MR 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 1-A-LR 0.00000000 0.00000000 31.60000000 0.00000000 0.00000000 2-A-1 0.00000000 0.00000000 3.40614554 0.00000000 951.78686100 2-A-2 0.00000000 0.00000000 3.66004681 0.00000000 951.78686100 2-A-3 0.00000000 0.00000000 1.18301412 0.00000000 768.09658412 2-A-4 0.00000000 0.00000000 2.25583349 0.00000000 1000.00000000 2-A-5 0.00000000 0.00000000 3.00500000 0.00000000 1000.00000000 2-A-6 0.00000000 0.00000000 3.37916651 0.00000000 1000.00000000 2-A-7 0.00000000 0.00000000 3.59615351 0.00000000 1000.00000000 2-A-8 0.00000000 0.00000000 3.59615343 0.00000000 1000.00000000 2-A-9 0.00000000 0.00000000 2.43889463 0.00000000 768.09658419 2-A-IO 0.00000000 0.00000000 0.81824591 0.00000000 915.97832804 3-A-1 0.00000000 0.00000000 3.32320900 0.00000000 964.50101360 3-A-2 0.00000000 0.00000000 3.80533502 0.00000000 964.50101347 4-A-1 0.00000000 0.00000000 3.83654124 0.00000000 977.64628953 B-1 0.00000000 0.00000000 3.50351164 0.00000000 994.47843858 B-2 0.00000000 0.00000000 3.50351090 0.00000000 994.47843802 B-3 0.00000000 0.00000000 3.50351200 0.00000000 994.47843847 B-4 0.00000000 0.00000000 3.50351393 0.00000000 994.47843653 B-5 0.00000000 0.00000000 3.50351393 0.00000000 994.47843653 B-6 0.00000000 0.00000000 3.50351309 0.00000000 994.47843784 1-IO 0.00000000 0.00000000 0.23316140 0.00000000 867.14531302 2-IO 0.00000000 0.00000000 0.00092653 0.00000000 952.97227858 3-IO 0.00000000 0.00000000 0.01260545 0.00000000 965.47693949 SES 0.00000000 0.00000000 0.18643476 0.00000000 938.51509662 <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% 269,347,439.61 254,432,057.37 0.00 0.00 86.71453130% 2-SES 0.00000% 677,907,591.57 665,302,607.62 0.00 0.00 95.29722786% 3-SES 0.00000% 79,900,688.50 79,791,279.38 0.00 0.00 96.54769395% 4-SES 0.00000% 215,015,106.80 213,084,101.15 0.00 0.00 97.80797978% CERTIFICATEHOLDER ACCOUNT STATEMENT CERTIFICATE ACCOUNT <s> <c> Beginning Balance 0.00 Deposits Payments of Interest and Principal 34,306,312.12 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 34,306,312.12 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee 53,827.51 Payment of Interest and Principal 34,252,484.61 Total Withdrawals (Pool Distribution Amount) 34,306,312.12 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 0.00 SERVICING FEES <s> <c> Gross Servicing Fee 51,757.12 Trustee Fee - Wells Fargo Bank, N.A. 2,070.39 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee 53,827.51 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 13 0 0 0 13 6,763,526.04 0.00 0.00 0.00 6,763,526.04 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 13 0 0 0 13 6,763,526.04 0.00 0.00 0.00 6,763,526.04 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 0.552721% 0.000000% 0.000000% 0.000000% 0.552721% 0.557212% 0.000000% 0.000000% 0.000000% 0.557212% 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 0.552721% 0.000000% 0.000000% 0.000000% 0.552721% 0.557212% 0.000000% 0.000000% 0.000000% 0.557212% 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 5 0 0 0 5 2,576,077.26 0.00 0.00 0.00 2,576,077.26 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 5 0 0 0 5 2,576,077.26 0.00 0.00 0.00 2,576,077.26 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 1.010101% 0.000000% 0.000000% 0.000000% 1.010101% 1.011181% 0.000000% 0.000000% 0.000000% 1.011181% 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 1.010101% 0.000000% 0.000000% 0.000000% 1.010101% 1.011181% 0.000000% 0.000000% 0.000000% 1.011181% <caption> DELINQUENT BANKRUPTCY FORECLOSURE REO Total <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 7 0 0 0 7 3,673,710.51 0.00 0.00 0.00 3,673,710.51 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 7 0 0 0 7 3,673,710.51 0.00 0.00 0.00 3,673,710.51 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.539291% 0.000000% 0.000000% 0.000000% 0.539291% 0.551678% 0.000000% 0.000000% 0.000000% 0.551678% 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 0.539291% 0.000000% 0.000000% 0.000000% 0.539291% 0.551678% 0.000000% 0.000000% 0.000000% 0.551678% <caption> DELINQUENT BANKRUPTCY FORECLOSURE REO Total <s> Group 3 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 1 0 0 0 1 513,738.27 0.00 0.00 0.00 513,738.27 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 1 0 0 0 1 513,738.27 0.00 0.00 0.00 513,738.27 0-29 Days 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 0.000000% 30 Days 0.694444% 0.000000% 0.000000% 0.000000% 0.694444% 0.643847% 0.000000% 0.000000% 0.000000% 0.643847% 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 0.694444% 0.000000% 0.000000% 0.000000% 0.694444% 0.643847% 0.000000% 0.000000% 0.000000% 0.643847% <caption> DELINQUENT BANKRUPTCY FORECLOSURE REO Total <s> Group 4 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 29,934.47 COLLATERAL STATEMENT Collateral Description Mixed ARM Weighted Average Gross Coupon 4.578823% Weighted Average Net Coupon 4.328823% Weighted Average Pass-Through Rate 4.299718% Weighted Average Maturity(Stepdown Calculation ) 351 Beginning Scheduled Collateral Loan Count 2,404 Number Of Loans Paid In Full 52 Ending Scheduled Collateral Loan Count 2,352 Beginning Scheduled Collateral Balance 1,242,170,826.48 Ending Scheduled Collateral Balance 1,212,610,045.52 Ending Actual Collateral Balance at 29-Feb-2004 1,213,815,506.99 Monthly P &I Constant 6,139,063.48 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 1,212,610,045.52 Scheduled Principal 1,399,330.31 Unscheduled Principal 28,161,450.65 Miscellaneous Reporting Total Senior % 97.151971% Aggregate Subordinate % 2.848029% Group Level Collateral Statement Group Group 1 Group 2 Group 3 Collateral Description Mixed ARM Mixed ARM Mixed ARM Weighted Average Coupon Rate 4.248462 4.597384 4.622799 Weighted Average Net Rate 3.998462 4.347384 4.372799 Weighted Average Maturity 351 352 351 Beginning Loan Count 523 1,319 144 Loans Paid In Full 28 21 0 Ending Loan Count 495 1,298 144 Beginning Scheduled Balance 269,347,439.61 677,907,591.57 79,900,688.50 Ending scheduled Balance 254,432,057.37 665,302,607.62 79,791,279.38 Record Date 02/29/2004 02/29/2004 02/29/2004 Principal And Interest Constant 1,357,181.35 3,303,030.54 308,467.11 Scheduled Principal 403,587.76 705,862.57 663.06 Unscheduled Principal 14,511,794.48 11,899,121.38 108,746.06 Scheduled Interest 953,593.59 2,597,167.97 307,804.05 Servicing Fees 56,114.05 141,230.80 16,645.99 Master Servicing Fees 0.00 0.00 0.00 Trustee Fee 448.91 1,129.89 133.22 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 28,057.05 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 868,973.58 2,454,807.28 291,024.84 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 3.871462 4.345384 4.370799 Group Level Collateral Statement Group Group 4 Total Collateral Description Mixed ARM Mixed ARM Weighted Average Coupon Rate 4.917799 4.578823 Weighted Average Net Rate 4.667799 4.328823 Weighted Average Maturity 349 351 Beginning Loan Count 418 2,404 Loans Paid In Full 3 52 Ending Loan Count 415 2,352 Beginning Scheduled Balance 215,015,106.80 1,242,170,826.48 Ending scheduled Balance 213,084,101.15 1,212,610,045.52 Record Date 02/29/2004 02/29/2004 Principal And Interest Constant 1,170,384.48 6,139,063.48 Scheduled Principal 289,216.92 1,399,330.31 Unscheduled Principal 1,641,788.73 28,161,450.65 Scheduled Interest 881,167.56 4,739,733.17 Servicing Fees 44,794.81 258,785.65 Master Servicing Fees 0.00 0.00 Trustee Fee 358.37 2,070.39 FRY Amount 0.00 0.00 Special Hazard Fee 0.00 0.00 Other Fee 0.00 28,057.05 Pool Insurance Fee 0.00 0.00 Spread Fee 1 0.00 0.00 Spread Fee 2 0.00 0.00 Spread Fee 3 0.00 0.00 Net Interest 836,014.38 4,450,820.08 Realized Loss Amount 0.00 0.00 Cumulative Realized Loss 0.00 0.00 Percentage of Cumulative Losses 0.0000 0.0000 Prepayment Penalties 0.00 0.00 Special Servicing Fee 0.00 0.00 Pass-Through Rate 4.665799 4.299718 Miscellaneous Reporting Group Group 1 CPR 48.604806% Senior % 97.021416% Senior Prepayment % 100.000000% Subordinate % 2.978584% Subordinate Prepayment % 0.000000% Group Group 2 CPR 19.162289% Senior % 97.179394% Senior Prepayment % 100.000000% Subordinate % 2.820606% Subordinate Prepayment % 0.000000% Group Group 3 CPR 1.621061% Senior % 97.154734% Senior Prepayment % 100.000000% Subordinate % 2.845266% Subordinate Prepayment % 0.000000% Miscellaneous Reporting Group Group 4 CPR 8.798994% Senior % 97.228030% Senior Prepayment % 100.000000% Subordinate % 2.771970% Subordinate Prepayment % 0.000000%