8-K 1 opt03004.txt DECEMBER 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): December 26, 2003 OPTION ONE MORTGAGE LOAN TRUST Asset-Backed Certificates, Series 2003-4 Trust (Exact name of registrant as specified in its charter) New York (governing law of 333-104020-01 54-2116942 Pooling and Servicing Agreement) (Commission 54-2116941 (State or other File Number) 54-2116943 jurisdiction IRS EIN of Incorporation) c/o Wells Fargo Bank Minnesota, N.A. 9062 Old Annapolis Road Columbia, Maryland 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 December 26, 2003 a distribution was made to holders of OPTION ONE MORTGAGE LOAN TRUST, Asset-Backed Certificates, Series 2003-4 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 Asset-Backed Certificates, Series 2003-4 Trust, relating to the December 26, 2003 distribution. Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. OPTION ONE MORTGAGE LOAN TRUST Asset-Backed Certificates, Series 2003-4 Trust By: Wells Fargo Bank Minnesota, N.A. as Trustee By: /s/ Beth Belfield as Assistant Vice President By: Beth Belfield as Assistant Vice President Date: 1/7/04 INDEX TO EXHIBITS Exhibit Number Description EX-99.1 Monthly report distributed to holders of Asset- Backed Certificates, Series 2003-4 Trust, relating to the December 26, 2003 distribution. EX-99.1

Option One Mortgage Loan Trust Asset-Backed Certificates Record Date: 911/30/03 Distribution Date: 1012/2726/03 OOMC Series: 2003-4 Contact: Customer Service - CTSLink Wells Fargo Bank Minnesota, N.A. Securities Administration Services 7485 New Horizon Way Frederick, MD 21703 Telephone: (301) 815-6600 Fax: (301) 815-6660 Certificateholder Distribution Summary Certificate Certificate Beginning Class Pass-Through Certificate Interest Principal Class CUSIP Description Rate Balance Distribution Distribution A-1 68389FDS0 SEN 1.~~44000~~43875% ~~786~~763,~~825~~389,~~077~~356.6213 1945,~~007,136~~781.10 1016,~~551~~076,~~505~~614.2377 A-2 68389FDT8 SEN 1.~~44000~~43875% ~~275~~265,~~355~~510,~~974~~057.0472 ~~352~~328,~~455~~946.6568 5,~~053~~609,~~274~~148.7591 M-1 68389FDU5 MEZ 1.~~80000~~79875% 60,625,000.00 9793,~~000~~903.0049 0.00 M-2 68389FDV3 MEZ 2.~~77000~~76875% 43,750,000.00 ~~107~~104,~~722~~308.2281 0.00 M-3 68389FDX9 MEZ 4.67000% 12,500,000.00 48,645.83 0.00 M-4 68389FDY7 MEZ 4.~~12000~~11875% 12,500,000.00 4544,~~777~~333.7877 0.00 M-5A 68389FDZ4 MEZ 4.~~87000~~86875% 8,500,000.00 3635,~~795~~636.5655 0.00 M-5F 68389FEA8 MEZ 5.75000% 4,000,000.00 19,166.67 0.00 M-6 68389FEB6 MEZ 4.~~87000~~86875% 12,500,000.00 5452,~~111~~406.1168 0.00 C OPT03004C OC 0.00000% 14,375,000.00 4,~~990~~896,~~799~~604.0131 0.00 P OPT03004P Pre_pay 0.00000% 100.00 ~~212~~457,~~742~~095.9730 0.00 R-1 OPT0304R1 RES 0.00000% 0.00 0.00 0.00 R-2 OPT0304R2 RES 0.00000% 0.00 0.00 0.00 R-3 68389FEC4 RES 0.00000% 0.00 0.00 0.00 Totals 1,~~230~~197,~~931~~649,~~151~~513.6685 67,~~972~~026,~~352~~829.9019 1521,~~604~~685,~~779~~763.9868

Certificateholder Distribution Summary (continued) Current Ending Cumulative Realized Certificate Total Realized Class Loss Balance Distribution Losses A-1 0.00 ~~776~~747,~~273~~312,~~572~~741.3936 1117,~~558~~022,~~641~~395.3387 0.00 A-2 0.00 ~~270~~259,~~302~~900,~~699~~908.2981 5,~~405~~938,~~730~~095.4059 0.00 M-1 0.00 60,625,000.00 9793,~~000~~903.0049 0.00 M-2 0.00 43,750,000.00 ~~107~~104,~~722~~308.2281 0.00 M-3 0.00 12,500,000.00 48,645.83 0.00 M-4 0.00 12,500,000.00 4544,~~777~~333.7877 0.00 M-5A 0.00 8,500,000.00 3635,~~795~~636.5655 0.00 M-5F 0.00 4,000,000.00 19,166.67 0.00 M-6 0.00 12,500,000.00 5452,~~111~~406.1168 0.00 C 0.00 14,375,000.00 4,~~990~~896,~~799~~604.0131 0.00 P 0.00 100.00 ~~212~~457,~~742~~095.9730 0.00 R-1 0.00 0.00 0.00 0.00 R-2 0.00 0.00 0.00 0.00 R-3 0.00 0.00 0.00 0.00 Totals 0.00 1,~~215~~175,~~326~~963,~~371~~750.6817 2228,~~577~~712,~~132~~592.8887 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-1 800,000,000.00 ~~786~~763,~~825~~389,~~077~~356.6213 0.00 1016,~~551~~076,~~505~~614.2377 0.00 0.00 A-2 281,250,000.00 ~~275~~265,~~355~~510,~~974~~057.0472 0.00 5,~~053~~609,~~274~~148.7591 0.00 0.00 M-1 60,625,000.00 60,625,000.00 0.00 0.00 0.00 0.00 M-2 43,750,000.00 43,750,000.00 0.00 0.00 0.00 0.00 M-3 12,500,000.00 12,500,000.00 0.00 0.00 0.00 0.00 M-4 12,500,000.00 12,500,000.00 0.00 0.00 0.00 0.00 M-5A 8,500,000.00 8,500,000.00 0.00 0.00 0.00 0.00 M-5F 4,000,000.00 4,000,000.00 0.00 0.00 0.00 0.00 M-6 12,500,000.00 12,500,000.00 0.00 0.00 0.00 0.00 C 14,374,900.00 14,375,000.00 0.00 0.00 0.00 0.00 P 100.00 100.00 0.00 0.00 0.00 0.00 R-1 0.00 0.00 0.00 0.00 0.00 0.00 R-2 0.00 0.00 0.00 0.00 0.00 0.00 R-3 0.00 0.00 0.00 0.00 0.00 0.00 Totals 1,250,000,000.00 1,~~230~~197,~~931~~649,~~151~~513.6685 0.00 1521,~~604~~685,~~779~~763.9868 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 1016,~~551~~076,~~505~~614.2377 ~~776~~747,~~273~~312,~~572~~741.3936 0.~~97034197~~93414093 1016,~~551~~076,~~505~~614.2377 A-2 5,~~053~~609,~~274~~148.7591 ~~270~~259,~~302~~900,~~699~~908.2981 0.~~96107626~~92409212 5,~~053~~609,~~274~~148.7591 M-1 0.00 60,625,000.00 1.00000000 0.00 M-2 0.00 43,750,000.00 1.00000000 0.00 M-3 0.00 12,500,000.00 1.00000000 0.00 M-4 0.00 12,500,000.00 1.00000000 0.00 M-5A 0.00 8,500,000.00 1.00000000 0.00 M-5F 0.00 4,000,000.00 1.00000000 0.00 M-6 0.00 12,500,000.00 1.00000000 0.00 C 0.00 14,375,000.00 1.00000696 0.00 P 0.00 100.00 1.00000000 0.00 R-1 0.00 0.00 0.00000000 0.00 R-2 0.00 0.00 0.00000000 0.00 R-3 0.00 0.00 0.00000000 0.00 Totals 1521,~~604~~685,~~779~~763.9868 1,~~215~~175,~~326~~963,~~371~~750.6817 0.~~97226110~~94077100 1521,~~604~~685,~~779~~763.9868

Principal Distribution Factors Statement Original Beginning Scheduled Unscheduled Face Certificate Principal Principal Class (2) Amount Balance Distribution Distribution Accretion A-1 800,000,000.00 ~~983~~954.~~53134702~~23669516 0.00000000 1320.~~18938154~~09576846 0.00000000 A-2 281,250,000.00 ~~979~~944.~~04346325~~03576078 0.00000000 1719.~~96719911~~94364057 0.00000000 M-1 60,625,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-2 43,750,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-3 12,500,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-4 12,500,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-5A 8,500,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-5F 4,000,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 M-6 12,500,000.00 1000.00000000 0.00000000 0.00000000 0.00000000 C 14,374,900.00 1000.00695657 0.00000000 0.00000000 0.00000000 P 100.00 1000.00000000 0.00000000 0.00000000 0.00000000 R-1 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R-2 0.00 0.00000000 0.00000000 0.00000000 0.00000000 R-3 0.00 0.00000000 0.00000000 0.00000000 0.00000000 (2) All Classes are per $1,000 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 1320.~~18938154~~09576846 ~~970~~934.~~34196549~~14092670 0.~~97034197~~93414093 1320.~~18938154~~09576846 A-2 0.00000000 1719.~~96719911~~94364057 ~~961~~924.~~07626414~~09212021 0.~~96107626~~92409212 1719.~~96719911~~94364057 M-1 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-2 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-3 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-4 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-5A 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-5F 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 M-6 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 C 0.00000000 0.00000000 1,000.00695657 1.00000696 0.00000000 P 0.00000000 0.00000000 1,000.00000000 1.00000000 0.00000000 R-1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-3 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (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-1 800,000,000.00 1.~~44000~~43875% ~~786~~763,~~825~~389,~~077~~356.6213 1945,~~007,136~~781.10 0.00 0.00 A-2 281,250,000.00 1.~~44000~~43875% ~~275~~265,~~355~~510,~~974~~057.0472 ~~352~~328,~~455~~946.6568 0.00 0.00 M-1 60,625,000.00 1.~~80000~~79875% 60,625,000.00 9793,~~000~~903.0049 0.00 0.00 M-2 43,750,000.00 2.~~77000~~76875% 43,750,000.00 ~~107~~104,~~722~~308.2281 0.00 0.00 M-3 12,500,000.00 4.67000% 12,500,000.00 48,645.83 0.00 0.00 M-4 12,500,000.00 4.~~12000~~11875% 12,500,000.00 4544,~~777~~333.7877 0.00 0.00 M-5A 8,500,000.00 4.~~87000~~86875% 8,500,000.00 3635,~~795~~636.5655 0.00 0.00 M-5F 4,000,000.00 5.75000% 4,000,000.00 19,166.67 0.00 0.00 M-6 12,500,000.00 4.~~87000~~86875% 12,500,000.00 5452,~~111~~406.1168 0.00 0.00 C 14,374,900.00 0.00000% 14,375,000.00 0.00 0.00 0.00 P 100.00 0.00000% 100.00 0.00 0.00 0.00 R-1 0.00 0.00000% 0.00 0.00 0.00 0.00 R-2 0.00 0.00000% 0.00 0.00 0.00 0.00 R-3 0.00 0.00000% 0.00 0.00 0.00 0.00 Totals 1,250,000,000.00 1,~~768~~673,~~810~~129.9258 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 0.00 0.00 1945,~~007,136~~781.10 0.00 ~~776~~747,~~273~~312,~~572~~741.3936 A-2 0.00 0.00 ~~352~~328,~~455~~946.6568 0.00 ~~270~~259,~~302~~900,~~699~~908.2981 M-1 0.00 0.00 9793,~~000~~903.0049 0.00 60,625,000.00 M-2 0.00 0.00 ~~107~~104,~~722~~308.2281 0.00 43,750,000.00 M-3 0.00 0.00 48,645.83 0.00 12,500,000.00 M-4 0.00 0.00 4544,~~777~~333.7877 0.00 12,500,000.00 M-5A 0.00 0.00 3635,~~795~~636.5655 0.00 8,500,000.00 M-5F 0.00 0.00 19,166.67 0.00 4,000,000.00 M-6 0.00 0.00 5452,~~111~~406.1168 0.00 12,500,000.00 C 0.00 0.00 4,~~990~~896,~~799~~604.0131 0.00 14,375,000.00 P 0.00 0.00 ~~212~~457,~~742~~095.9730 0.00 100.00 R-1 0.00 0.00 0.00 0.00 0.00 R-2 0.00 0.00 0.00 0.00 0.00 R-3 0.00 0.00 0.00 0.00 0.00 Totals 0.00 0.00 67,~~972~~026,~~352~~829.9019 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-1 800,000,000.00 1.~~44000~~43875% ~~983~~954.~~53134702~~23669516 1.~~25892012~~18222637 0.00000000 0.00000000 A-2 281,250,000.00 1.~~44000~~43875% ~~979~~944.~~04346325~~03576078 1.~~25317564~~16958820 0.00000000 0.00000000 M-1 60,625,000.00 1.~~80000~~79875% 1000.00000000 1.~~60000000~~54892355 0.00000000 0.00000000 M-2 43,750,000.00 2.~~77000~~76875% 1000.00000000 2.~~46222217~~38420137 0.00000000 0.00000000 M-3 12,500,000.00 4.67000% 1000.00000000 3.89166640 0.00000000 0.00000000 M-4 12,500,000.00 4.~~12000~~11875% 1000.00000000 3.~~66222240~~54670160 0.00000000 0.00000000 M-5A 8,500,000.00 4.~~87000~~86875% 1000.00000000 4.~~32888941~~19253529 0.00000000 0.00000000 M-5F 4,000,000.00 5.75000% 1000.00000000 4.79166750 0.00000000 0.00000000 M-6 12,500,000.00 4.~~87000~~86875% 1000.00000000 4.~~32888880~~19253440 0.00000000 0.00000000 C 14,374,900.00 0.00000% 1000.00695657 0.00000000 0.00000000 0.00000000 P 100.00 0.00000% 1000.00000000 0.00000000 0.00000000 0.00000000 R-1 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R-2 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 R-3 0.00 0.00000% 0.00000000 0.00000000 0.00000000 0.00000000 (5) All Classes are per $1,000 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 0.00000000 0.00000000 1.~~25892012~~18222637 0.00000000 ~~970~~934.~~34196549~~14092670 A-2 0.00000000 0.00000000 1.~~25317564~~16958820 0.00000000 ~~961~~924.~~07626414~~09212021 M-1 0.00000000 0.00000000 1.~~60000000~~54892355 0.00000000 1000.00000000 M-2 0.00000000 0.00000000 2.~~46222217~~38420137 0.00000000 1000.00000000 M-3 0.00000000 0.00000000 3.89166640 0.00000000 1000.00000000 M-4 0.00000000 0.00000000 3.~~66222240~~54670160 0.00000000 1000.00000000 M-5A 0.00000000 0.00000000 4.~~32888941~~19253529 0.00000000 1000.00000000 M-5F 0.00000000 0.00000000 4.79166750 0.00000000 1000.00000000 M-6 0.00000000 0.00000000 4.~~32888880~~19253440 0.00000000 1000.00000000 C 0.00000000 0.00000000 ~~347~~340.~~18843331~~63571294 0.00000000 1000.00695657 P 0.00000000 0.00000000 ~~2127429~~4570953.~~70000000~~00000000 0.00000000 1000.00000000 R-1 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-2 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 R-3 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 (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 ACCOUNT STATEMENT CERTIFICATE ACCOUNT Beginning Balance 0.00 Deposits Payments of Interest and Principal 2329,~~316~~185,~~934~~486.8982 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 ~~212~~457,~~742~~095.9730 Total Deposits 2329,~~529~~642,~~677~~582.8612 Withdrawals Reimbursement for Servicer Advances 0.00 Payment of Service Fee ~~952~~929,~~544~~989.9825 Payment of Interest and Principal 2228,~~577~~712,~~132~~592.8887 Total Withdrawals (Pool Distribution Amount) 2329,~~529~~642,~~677~~582.8612 Ending Balance 0.00

SERVICING FEES Gross Servicing Fee ~~307~~299,~~733~~412.1562 Radian PMI Policy Fee ~~641~~627,~~733~~581.9764 Wells Fargo 32,~~077~~994.8699 Supported Prepayment/Curtailment Interest Shortfall 0.00 Net Servicing Fee ~~952~~929,~~544~~989.9825

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 712 0 0 712 ~~777~~1,~~323~~330,750.1018 0.00 0.00 ~~777~~1,~~323~~330,750.1018 30 Days 8977 31 0 0 9278 1312,~~426~~033,~~942~~101.8876 ~~227~~53,~~281~~414.3697 0.00 0.00 1312,~~654~~086,~~224~~516.2473 60 Days 1316 0 2126 0 3442 2,~~346~~622,~~228~~346.6839 0.00 34,~~120~~221,~~041~~367.3442 0.00 56,~~466~~843,~~270~~713.0281 90 Days 36 28 1766 02 2282 ~~519~~1,~~000~~089,414.0075 ~~303~~923,~~100~~824.0069 210,~~453~~485,~~033~~731.7460 0199,605.0074 312,~~275~~698,~~133~~576.7478 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 ~~105~~99 1221 3892 02 ~~155~~214 1615,~~292~~744,~~171~~862.5690 12,307,~~704~~989.4684 514,~~573~~707,~~075~~099.0802 0199,605.0074 2332,~~172~~959,~~951~~557.1050 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.~~091181~~160578% 0.000000% 0.000000% 0.~~091181~~160578% 0.~~063943~~113129% 0.000000% 0.000000% 0.~~063943~~113129% 30 Days 1.~~159307~~030376% 0.~~039078~~013382% 0.000000% 0.000000% 1.~~198385~~043758% 1.~~104507~~022949% 0.~~018696~~004541% 0.000000% 0.000000% 1.~~123203~~027490% 60 Days 0.~~169337~~214104% 0.000000% 0.~~273544~~347919% 0.000000% 0.~~442881~~562023% 0.~~193002~~222929% 0.000000% 0.~~256656~~358864% 0.000000% 0.~~449658~~581793% 90 Days 0.~~039078~~080289% 0.~~026052~~107052% 0.~~221441~~883179% 0.~~000000~~026763% 01.~~286570~~097284% 0.~~042693~~092613% 0.~~024933~~078536% 0.~~201788~~891405% 0.~~000000~~016969% 01.~~269414~~079522% 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.~~367722~~324769% 0.~~156311~~281012% 01.~~494985~~231099% 0.~~000000~~026763% 2.~~019018~~863642% 1.~~340202~~338491% 0.~~107572~~196205% 01.~~458444~~250269% 0.~~000000~~016969% 12.~~906219~~801934% (7) Delinquencies are stratified according to the information the Servicer has provided. All 90+ delinquencies are reported in the 90 day delinquency field.

~~OTHER~~Delinquency ~~INFORMATION~~Status ~~Current~~By ~~Period~~Groups ~~Class~~DELINQUENT ABANKRUPTCY ~~Insufficient~~FORECLOSURE ~~Funds~~REO Total 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 2 0 0 2 184,165.37 0.00 ~~Principal~~0.00 ~~Balance~~184,165.37 of30 ~~Contaminated~~Days ~~Properties~~12 1 0 0 13 1,631,454.01 53,414.97 0.00 ~~Periodic~~0.00 ~~Advance~~1,684,868.98 ~~365~~60 Days 0 0 4 0 4 0.00 0.00 413,~~823~~149.8258 ~~Class~~0.00 ~~A-2~~413,149.58 ~~168~~90 Days 1 0 8 0 9 74,~~750~~339.93 0.00 1,~~000~~039,115.19 0.00 1,113,455.12 120 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 3 12 0 28 1,705,793.~~50000000%~~94 ~~168~~237,~~750~~580.34 1,~~100~~452,264.77 0.00 133,395,639.~~88516730~~05 0-29 Days 0.094967% 220.~~241161~~000000% 0.000000% ~~Class~~0.094967% M-0.061262% 0.000000% 0.000000% 0.061262% 30 Days 0.569801% 0.047483% 0.000000% 0.000000% 0.617284% 0.542700% 0.017768% 0.000000% 0.000000% 0.560468% 60 Days 0.000000% 0.000000% 0.189934% 0.000000% 0.189934% 0.000000% 0.000000% 0.137433% 0.000000% 0.137433% 90 Days 0.047483% 0.000000% 0.379867% 0.000000% 0.427350% 0.024729% 0.000000% 0.345659% 0.000000% 0.370388% 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 0.617284% 0.142450% 0.569801% 0.000000% 1.329535% ~~108~~0.567429% 0.079031% 0.483093% 0.000000% 1.129552% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 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 7 0 0 7 780,~~125,000~~211.07 0.00 80.~~65000000%~~00 ~~108~~780,~~125~~211.07 30 Days 52 0 0 0 52 8,~~100~~235,166.54 0.00 0.00 0.00 8,235,166.~~89679534%~~54 460 Days 10 0 18 0 28 1,710,300.~~988372%~~60 0.~~000000%~~00 ~~Class~~3,202,452.05 M-0.00 4,912,752.65 90 Days 3 6 44 2 6455 576,~~375~~774.16 620,~~000~~875.0013 5,844,452.~~15000000%~~73 64199,~~375~~605.74 7,~~100~~241,707.76 120 Days 0 0 0 0 0 0.00 50.~~29693928~~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 65 13 62 2 142 10,522,241.30 1,401,086.20 9,046,904.78 199,605.74 21,169,838.02 0-29 Days 0.181394% 30.~~599856~~000000% 0.000000% ~~Class~~0.181394% M-0.136448% 0.000000% 0.000000% 0.136448% 30 Days 1.347499% 0.000000% 0.000000% 0.000000% 1.347499% 1.440220% 0.000000% 0.000000% 0.000000% 1.440220% 60 Days 0.259134% 0.000000% 0.466442% 0.000000% 0.725577% 0.299109% 0.000000% 0.560066% 0.000000% 0.859175% 90 Days 0.077740% 0.155481% 1.140192% 0.051827% 1.425240% 0.100870% 0.108583% 1.022116% 0.034908% 1.266478% 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 1.684374% 0.336875% 1.606634% 0.051827% 3.679710% 511.840199% 0.245031% 1.582182% 0.034908% 3.702321% DELINQUENT BANKRUPTCY FORECLOSURE REO Total 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 1 0 0 1 63,~~875~~781.19 0.00 0.00 63,~~000~~781.19 30 Days 1 0 0 0 1 52,575.72 0.00 40.~~15000000%~~00 510.00 52,~~875~~575.72 60 Days 2 0 0 0 2 222,~~100~~140.50 0.00 0.00 0.00 222,140.50 90 Days 1 0 1 0 2 122,313.26 0.00 478,920.00 0.00 601,233.26 120 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 4 1 1 0 6 397,029.~~26840898~~48 63,781.19 478,920.00 0.00 939,730.67 0-29 Days 0.194553% 0.000000% 0.000000% 0.194553% 0.064520% 0.000000% 0.000000% 0.064520% 30 Days 0.194553% 0.000000% 0.000000% 0.000000% 0.194553% 0.053185% 0.000000% 0.000000% 0.000000% 0.053185% 60 Days 0.389105% 0.000000% 0.000000% 0.000000% 0.389105% 0.224714% 0.000000% 0.000000% 0.000000% 0.224714% 90 Days 0.194553% 0.000000% 0.194553% 0.000000% 0.389105% 0.123730% 0.000000% 0.484468% 0.000000% 0.608198% 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 0.778210% 0.194553% 0.194553% 0.000000% 1.~~028530~~167315% 0.401629% 0.064520% 0.484468% 0.000000% ~~Class~~0.950617% MDELINQUENT BANKRUPTCY FORECLOSURE REO Total 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 2 0 0 2 302,592.55 0.00 0.00 302,592.55 30 Days 12 0 0 0 12 2,113,905.49 0.00 0.00 0.00 2,113,905.49 60 Days 4 390 4 0 8 689,~~375~~905.29 0.00 605,~~000~~765.79 0.00 1,295,671.08 90 Days 1 2 13 0 16 315,987.40 302,949.56 3,123,243.~~15000000%~~68 390.00 3,~~375~~742,~~100~~180.64 120 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 17 4 17 0 38 3,119,798.~~23987868~~18 605,542.11 3,729,009.47 0.00 7,454,349.76 0-29 Days 0.201207% 0.000000% 0.000000% 0.201207% 0.147576% 0.000000% 0.000000% 0.147576% 30 Days 1.~~028530~~207243% 0.000000% ~~Class~~0.000000% ~~R-I~~0.000000% ~~14,375,000~~1.00207243% 1.~~15000000~~030960% ~~14,375,100~~0.00000000% 0.000000% 0.000000% 1.~~18281808~~030960% 60 Days 0.402414% 0.000000% 0.402414% 0.000000% ~~Class~~0.804829% ~~R-II~~0.336470% ~~14,375,000~~0.00000000% 0.295434% 0.000000% 0.631904% 90 Days 0.100604% 0.201207% 1.~~15000000~~307847% ~~14,375,100~~0.00000000% 1.~~18281808~~609658% 0.154108% 0.147750% 1.523218% 0.000000% 1.825076% 120 Days 0.000000% ~~Class~~0.000000% ~~R-III~~0.000000% ~~14,375,000~~0.00000000% 10.~~15000000~~000000% ~~14,375,100~~0.00000000% 10.~~18281808~~000000% 0.000000% 0.000000% ~~Class~~0.000000% C150 ~~100~~Days 0.00000000% 0.~~00000800~~000000% ~~100~~0.00000000% 0.~~00000823~~000000% 10.~~182810~~000000% 0.000000% ~~Please~~0.000000% ~~Refer~~0.000000% to0.000000% ~~the~~0.000000% ~~Prospectus~~180 ~~Supplement~~Days ~~for~~0.000000% a0.000000% ~~Full~~0.000000% ~~Description~~0.000000% of0.000000% ~~Loss~~0.000000% ~~Exposure~~0.000000% 0.000000% 0.000000% 0.000000% Totals 1.710262% 0.402414% 1.710262% 0.000000% 3.822938% 1.521538% 0.295325% 1.818653% 0.000000% 3.635516%

~~COLLATERAL~~OTHER ~~STATEMENT~~INFORMATION ~~Collateral~~Current ~~Description~~Period ~~Mixed~~Class ~~Fixed~~A &Insufficient ~~Arm~~Funds Weighted Average Gross Coupon 7.516591% Weighted Average Net Coupon 7.216591% Weighted Average Pass-Through Rate 6.587982% Weighted Average Maturity(Stepdown Calculation ) 349 Beginning Scheduled Collateral Loan Count 7,759 Number Of Loans Paid In Full 82 Ending Scheduled Collateral Loan Count 7,677 Beginning Scheduled Collateral Balance 1,230,931,151.66 Ending Scheduled Collateral Balance 1,215,326,371.68 Ending Actual Collateral Balance at 30-Sep-2003 1,215,650,252.11 Monthly P &I Constant 8,735,248.76 Special Servicing Fee 0.00 ~~Prepayment~~Principal ~~Penalties~~Balance ~~212,742.97~~of ~~Realized~~Contaminated ~~Loss~~Properties ~~Amount~~ 0.00 ~~Cumulative~~Periodic ~~Realized~~Advance ~~Loss 0.00 Ending Scheduled Balance for Premium Loans 1~~426,~~215,326,371~~624.~~68 Scheduled Principal 1,024,910.22 Unscheduled Principal 14,579,869.76~~69

~~Trigger~~Class ~~Event~~A-2 ~~Not~~168,750,000.00 ~~Triggered~~13.50000000% In168,750,100.00 ~~Effect~~14.34994063% ~~Since~~22.101099% ~~N/A~~0.000000% ~~Comments~~Class ~~N/A~~M-1 ~~Stepdown~~108,125,000.00 ~~Date~~8.65000000% Do108,125,100.00 ~~Not~~9.19459464% ~~Step~~5.155346% ~~Down~~0.000000% InClass ~~Effect~~M-2 ~~Since~~64,375,000.00 ~~N/A~~5.15000000% ~~Comments~~64,375,100.00 ~~N/A~~5.47424187% ~~Unscheduled~~3.720353% ~~Principal~~0.000000% Class M-~~Voluntary~~3 51,875,000.00 4.15000000% 51,875,100.00 4.41128394% 1.062958% 0.000000% Class M-4 39,375,000.00 3.15000000% 39,375,100.00 3.34832600% 1.062958% 0.000000% Class R-I 14,~~579~~375,~~869~~000.7600 ~~Other~~1.15000000% ~~Income~~14,375,100.00 1.22241013% 0.000000% 0.000000% Class R-II 14,~~815~~375,000.3600 ~~Unscheduled~~1.15000000% ~~Principal~~14,375,100.00 1.22241013% 0.000000% 0.000000% Class R-~~Involuntary~~III 14,375,000.00 1.15000000% 14,375,100.00 1.22241013% 0.000000% 0.000000% Class C 100.00 0.00000800% 100.00 0.00000850% 1.222402% 0.000000% Please Refer to the Prospectus Supplement for a Full Description of Loss Exposure

~~Miscellaneous~~COLLATERAL ~~Reporting~~STATEMENT ~~General~~Collateral ~~Excess~~Description ~~Available~~Mixed ~~Amt~~Fixed 4& Arm Weighted Average Gross Coupon 7.509158% Weighted Average Net Coupon 7.209158% Weighted Average Pass-Through Rate 6.577345% Weighted Average Maturity(Stepdown Calculation ) 347 Beginning Scheduled Collateral Loan Count 7,~~990~~587 Number Of Loans Paid In Full 114 Ending Scheduled Collateral Loan Count 7,~~799~~473 Beginning Scheduled Collateral Balance 1,197,649,513.0485 ~~Extra~~Ending ~~Principal~~Scheduled ~~Distribution~~Collateral ~~Amt~~Balance 01,175,963,750.0017 ~~Overcollateralization~~Ending ~~Amt~~Actual 14Collateral Balance at 30-Nov-2003 1,~~375~~176,~~000~~314,714.0032 ~~Excess~~Monthly ~~Overcollateralized~~P ~~Amt~~&I 0Constant 8,503,084.0067 ~~Overcollateralization~~Special ~~Deficit~~Servicing ~~Amt~~Fee 0.00 ~~Overcollateralization~~Prepayment ~~Increase~~Penalties ~~Amt~~457,095.30 Realized Loss Amount 0.00 ~~Overcollateralization~~Cumulative ~~Release~~Realized ~~Amt~~Loss 0.00 ~~Specified~~Ending ~~Overcollateralization~~Scheduled AmBalance 14for Premium Loans 1,~~375~~175,~~000~~963,750.0017 Scheduled Principal 1,008,635.24 Unscheduled Principal 20,677,128.44

~~Group~~Trigger ~~Level~~Event ~~Collateral~~Not ~~Statement~~Triggered ~~Group~~In ~~Group~~Effect 1Since ~~Group 1 Group 2 Collateral Description Fixed 15~~N/30A &Comments ~~ARM Fixed 15~~N/30A &Stepdown ~~ARM~~Date ~~Fixed~~Do ~~15/30~~Not &Step ~~ARM~~Down ~~Weighted Average Coupon Rate 7.304495 7.664969 7.273167 Weighted Average Net Rate 7.004495 7.364968 6.973166 Weighted Average Maturity 349 349 349 Beginning Loan Count 2,162 4,032 529 Loans Paid~~ In ~~Full~~Effect 16Since ~~45 6 Ending Loan Count 2,146 3,987 523 Beginning Scheduled Balance 310,272,530.85 601,404,188.70 102,053,975.98 Ending scheduled Balance 307,491,844.45 593,633,369.87 100,793,953.92 Record Date 09~~N/~~30/2003~~A ~~09/30/2003~~Comments 09N/~~30/2003~~A Unscheduled Principal-Voluntary ~~And Interest Constant 2~~20,~~197~~667,~~692~~128.~~14 4,290,667.~~44 ~~718,860.82~~Other ~~Scheduled~~Income ~~Principal 309~~5,~~038~~272.6848 ~~449,213.89 100,314.52~~ Unscheduled Principal-Involuntary ~~2,471,647.72 7,321,604.94 1,159,707.54 Scheduled Interest 1,888,653.46 3,841,453.55 618,546.30 Servicing Fees 77,568.02 150,351.37 25,513.53 Master Servicing Fees~~ 0.00 0.00 0.00 Trustee Fee 775.52 1,504.04 255.17 FRY Amount 0.00 0.00 0.00 Special Hazard Fee 0.00 0.00 0.00 Other Fee 201,813.41 281,234.40 63,110.44 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 1,811,085.44 3,691,102.18 593,032.77 Realized Loss Amount 0.00 0.00 0.00 Cumulative Realized Loss 0.00 0.00 0.00 Percentage of Cumulative Losses 0.00 0.00 0.00 Prepayment Penalties 0.00 0.00 0.00 Special Servicing Fee 0.00 0.00 0.00 Pass-Through Rate 6.220969 6.800811 6.228083

~~Group~~Miscellaneous ~~Level~~Reporting ~~Collateral~~General ~~Statement~~Excess ~~Group~~Available ~~Group~~Amt 2 Total Collateral Description Fixed 15/30 & ARM Mixed Fixed & Arm Weighted Average Coupon Rate 7.523107 7.516591 Weighted Average Net Rate 7.223106 7.216591 Weighted Average Maturity 349 349 Beginning Loan Count 14,~~036 7~~896,~~759 Loans Paid In Full 15 82 Ending Loan Count 1,021 7,677 Beginning Scheduled Balance 217,200,456~~604.1328 ~~1,230,931,151.66~~Extra ~~Ending scheduled Balance 213,407,203.44 1,215,326,371.68 Record Date 09/30/2003 09/30/2003~~ Principal ~~And~~Distribution ~~Interest~~Amt ~~Constant 1,528,028~~0.3600 ~~8,735,248.76~~Overcollateralization ~~Scheduled~~Amt ~~Principal 166,343.13 1,024,910.22 Unscheduled Principal 3,626,909.56~~ 14,~~579~~375,~~869~~000.~~76 Scheduled Interest 1,361,685.23 7,710,338.54 Servicing Fees 54,300.23 307,733.15 Master Servicing Fees 0.~~00 ~~0.00~~Excess ~~Trustee~~Overcollateralized ~~Fee~~Amt ~~543.13 3,077.86 FRY Amount~~ 0.00 ~~0.00~~Overcollateralization ~~Special~~Deficit ~~Hazard~~Amt ~~Fee~~ 0.00 ~~0.00~~Overcollateralization ~~Other~~Increase ~~Fee~~Amt ~~95,575.72 641,733.97 Pool Insurance Fee~~ 0.00 ~~0.00~~Overcollateralization ~~Spread~~Release ~~Fee~~Amt 1 0.00 ~~0.00~~Specified ~~Spread~~Overcollateralization ~~Fee~~Amt ~~2 0.00 0.00 Spread Fee 3 0.00 0.00 Net Interest 1~~14,~~307~~375,~~385~~000.00 7,402,605.39 Realized Loss Amount 0.00 0.00 Cumulative Realized Loss 0.00 0.00 Percentage of Cumulative Losses 0.00 0.00 Prepayment Penalties 0.00 0.00 Special Servicing Fee 0.00 0.00 Pass-Through Rate 6.692064 6.587982

Filing Compare · OPTION ONE MORTGAGE ACCEP CORP ASSET BACK CERTS SER 2003-4