10-K 1 bsa04sd4_2004.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark one) /X/ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2004 OR / / TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 333-113636-18 Bear Stearns Asset Backed Securities Trust Asset Backed Certificates Series 2004-SD4 (Exact name of registrant as specified in its charter) New York (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) 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 Securities registered pursuant to Section 12(b) of the Act: NONE. Securities registered pursuant to Section 12(g) of the Act: NONE. Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes X No ___ Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K ( 229.405 of this chapter) is not contained herein, and will not be contained, to the best of registrant's knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. Not applicable. Indicate by check mark whether the registrant is an accelerated filer (as defined in Exchange Act Rule 12b-2). Yes ___ No X State the aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter. Not applicable. Indicate the number of shares outstanding of each of the registrant's classes of common stock, as of the latest practicable date. Not applicable. Documents Incorporated by Reference List hereunder the following documents if incorporated by reference and the Part of the Form 10-K (e.g. Part I, Part II, etc.) into which the document is incorporated: (1)Any annual report to security holders; (2) Any proxy or information statement; and (3)Any prospectus filed pursuant to Rule 424(b) or (c) under the Securities Act of 1933. The listed documents should be clearly described for identification purposes (e.g. annual report to security holders for fiscal year ended December 24, 1980). Not applicable. PART I Item 1. Business. Omitted. Item 2. Properties. See Item 15(a), Exhibits 99.1, 99.2, and 99.3, for information provided in lieu of information required by Item 102 of Regulation S-K. Item 3. Legal Proceedings. The registrant knows of no material pending legal proceedings involving the trust created under the Pooling and Servicing Agreement (the Trust), the Trustee, the Servicer or the registrant with respect to the Trust other than routine litigation incidental to the duties of the respective parties. Item 4. Submission of Matters to a Vote of Security Holders. None. PART II Item 5. Market for registrant's Common Equity and Related Stockholder Matters and Issuer Purchases of Equity Securities. No established public trading market for the Certificates exists. Records provided to the Trust by the DTC and the Trustee indicate that as of December 31, 2004, the total number of holders of record for the Series of Certificates is 13. Item 6. Selected Financial Data. Omitted. Item 7. Management's Discussion and Analysis of Financial Condition and Results of Operation. Omitted. Item 7A. Quantitative and Qualitative Disclosures about Market Risk. Not applicable. Item 8. Financial Statements and Supplementary Data. See Item 15(a), Exhibits 99.1, 99.2, 99.3, for information provided in lieu of information required by Item 302 of Regulation S-K. Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure. None. Item 9A. Controls and Procedures. Not applicable. Item 9B. Other Information. None. PART III Item 10. Directors and Executive Officers of the Registrant. Not applicable. Item 11. Executive Compensation. Not applicable. Item 12. Security Ownership of Certain Beneficial Owners and Management. Not applicable. Item 13. Certain Relationships and Related Transactions. Not applicable. Item 14. Principal Accounting Fees and Services. Not applicable. PART IV Item 15. Exhibits, Financial Statement Schedules. (a) Exhibits (31.1) Rule 13a-14(a)/15d-14(a) Certification (99.1) Annual Independent Accountants' Servicing Reports concerning servicing activities. ~~a) EMC Mortgage Corp, as Servicer b) Wells Fargo Bank, N.A., as Servicer~~

(99.2) Report of Management as to Compliance with Minimum Servicing Standards. ~~a) EMC Mortgage Corp, as Servicer b) Wells Fargo Bank, N.A., as Servicer~~

(99.3) Annual Statements of Compliance under the Pooling and Servicing Agreements. ~~a) EMC Mortgage Corp, as Servicer b) Wells Fargo Bank, N.A., as Servicer~~

(99.4) Aggregate Statement of Principal and Interest Distributions to Certificate Holders. (b) Not applicable. (c) Omitted. (99.5) Reliance Certifications Mandated under the Pooling and Servicing Agreement for the year ended December 31, 2004 ~~a) EMC Mortgage Corp, as Servicer b) Wells Fargo Bank, N.A., as Servicer~~

Filed herewith. Certification has been received. SIGNATURES Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized: Bear Stearns Asset Backed Securities Trust Asset Backed Certificates Series 2004-SD4 (Registrant) Signed: Wells Fargo Bank, N.A. as Master Servicer By: Dawn Hammond, Vice President By: /s/ Dawn Hammond, Vice President Dated: March 28, 2005 SUPPLEMENTAL INFORMATION TO BE FURNISHED WITH REPORTS FILED PURSUANT TO SECTION 15(d) OF THE ACT BY REGISTRANTS WHICH HAVE NOT REGISTERED SECURITIES PURSUANT TO SECTION 12 OF THE ACT. (a)(i) No annual report is provided to the Certificateholders other than with respect to aggregate principal and interest distributions. (a)(ii) No proxy statement, form of proxy or other proxy soliciting material has been sent to any Certificateholder with respect to any annual or other meeting of Certificateholders. Exhibit Index Exhibit No. Ex-31.1 Rule 13a-14(a)/15d-14(a) Certification I, Dawn Hammond, certify that: 1. I have reviewed this annual report on Form 10-K, and all reports on Form 8-K containing distribution or servicing reports filed in respect of periods included in the year covered by this annual report of Bear Stearns Asset Backed Securities Trust Asset Backed Certificates, Series 2004-SD4 Trust; 2. Based on my knowledge, the information in these reports, taken as a whole, does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading as of the last day of the period covered by this annual report; 3. Based on my knowledge, the distribution or servicing information required to be provided to the Trustee by the Servicer under the Pooling and Servicing or similar, agreement, for inclusion in these reports is included in these reports; 4. I am responsible for reviewing the activities performed by the master servicer under the pooling and servicing, or similar, agreement, and based on upon my knowledge and the annual compliance review required under that agreement, and except as disclosed in the reports, the master servicer has fulfilled its obligations under that agreement; and 5. The reports disclose all significant deficiencies relating to the servicer's compliance with the minimum servicing standards based upon the report provided by an independent public accountant, after conducting a review in compliance with the Uniform Single Attestation Program for Mortgage Bankers or similar procedure, as set forth in the pooling and servicing, or similar, agreement, that is included in these reports. In giving the certifications above, I have reasonably relied on information provided to me by the following unaffiliated parties: EMC Mortgage Corp as Servicer. Date: March 28, 2005 /s/ Dawn Hammond Signature Vice President Title EX-99.1 (a) (logo) Deloitte Deloitte & Touche LLP Two World Financial Center New York, NY 10281-1414 USA Tel: +1 212 436 2000 Fax: +1 212 436 5000 www.deloitte.com Report of Independent Registered Public Accounting Firm To the Board of Directors and Stockholder of EMC Mortgage Corporation We have examined EMC Mortgage Corporation's (the "Company") (a wholly owned subsidiary of The Bear Stearns Companies Inc.) compliance with its established minimum servicing standards described in the accompanying Management's Assertion dated February 24, 2005, as of and for the year ended November 30, 2004. Management is responsible for the Company's compliance with those minimum servicing standards. Our responsibility is to express an opinion on management's assertion about the Company's compliance based on our examination. Our examination was conducted in accordance with attestation standards established by the American Institute of Certified Public Accountants as adopted by the Public Company Accounting Oversight Board and, accordingly, included examining, on a test basis, evidence about the Company's compliance with its minimum servicing standards and performing such other procedures as we considered necessary in the circumstances. We believe that our examination provides a reasonable basis for our opinion. Our examination does not provide a legal determination on the Company's compliance with its minimum servicing standards. Our examination disclosed the following material noncompliance in regards to resolving reconciling items within ninety (90) calendar days of their original identification, applicable to the Company during the year ended November 30, 2004. The reconciliations in three of the twenty custodial bank accounts selected for testing included twenty three reconciling items which were resolved after 90 calendar days from their original identification. In our opinion, except for the material noncompliance described in the preceding paragraph, the Company complied, in all material respects, with the aforementioned minimum servicing standards as of and for the year ended November 30, 2004 based on the criteria set forth in Appendix A. /s/ Deloitte & Touche LLP February 24, 2005 Member of Deloitte Touche Tohmatsu APPENDIX A MINIMUM SERVICING STANDARDS AS SET FORTH IN THE MORTGAGE BANKERS ASSOCIATION OF AMERICA'S UNIFORM SINGLE ATTESTATION PROGRAM FOR MORTGAGE BANKERS I. CUSTODIAL BANK ACCOUNTS 1. Reconciliations shall be prepared on a monthly basis for all custodial bank accounts and related bank clearing accounts. These reconciliations shall: * be mathematically accurate; * be prepared within forty-five (45) calendar days after the cutoff date; * be reviewed and approved by someone other than the person who prepared the reconciliation; and * document explanations for reconciling items. These reconciling items shall be resolved within ninety (90) calendar days of their original identification. 2. Funds of the servicing entity shall be advanced in cases where there is an overdraft in an investor's or a mortgagor's account. 3. Each custodial account shall be maintained at a federally insured depository institution in trust for the applicable investor. 4. Escrow funds held in trust for a mortgagor shall be returned to the mortgagor within thirty (30) calendar days of payoff of the mortgage loan. II. MORTGAGE PAYMENTS 1. Mortgage payments shall be deposited into the custodial bank accounts and related bank clearing accounts within two business days of receipt. 2. Mortgage payments made in accordance with the mortgagor's loan documents shall be posted to the applicable mortgagor records within two business days of receipt. 3. Mortgage payments shall be allocated to principal, interest, insurance, taxes or other escrow items in accordance with the mortgagor's loan documents. 4. Mortgage payments identified as loan payoffs shall be allocated in accordance with the mortgagor's loan documents. III. DISBURSEMENTS 1. Disbursements made via wire transfer on behalf of a mortgagor or investor shall be made only by authorized personnel. 2. Disbursements made on behalf of a mortgagor or investor shall be posted within two business days to the mortgagor's or investor's records maintained by the servicing entity. 3. Tax and insurance payments shall be made on or before the penalty or insurance policy expiration dates, as indicated on tax bills and insurance premium notices, respectively, provided that such support has been received by the servicing entity at least thirty (30) calendar days prior to these dates. 4. Any late payment penalties paid in conjunction with the payment of any tax bill or insurance premium notice shall be paid from the servicing entity's funds and not charged to the mortgagor, unless the late payment was due to the mortgagor's error or omission. 5. Amounts remitted to investors per the servicer's investor reports shall agree with cancelled checks, or other form of payment, or custodial bank statements. 6. Unused checks shall be safeguarded so as to prevent unauthorized access. IV. INVESTOR ACCOUNTING AND REPORTING 1. The servicing entity's investor reports shall agree with, or reconcile to, investors' records on a monthly basis as to the total unpaid principal balance and number of loans serviced by the servicing entity. V. MORTGAGOR LOAN ACCOUNTING 1. The servicing entity's mortgage loan records shall agree with, or reconcile to, the records of mortgagors with respect to the unpaid principal balance on a monthly basis. 2. Adjustments on ARM loans shall be computed based on the related mortgage note and any ARM rider. 3. Escrow accounts shall be analyzed, in accordance with the mortgagor's loan documents, on at least an annual basis. 4. Interest on escrow accounts shall be paid, or credited, to mortgagors in accordance with the applicable state laws. VI. DELINQUENCIES 1. Records documenting collection efforts shall be maintained during the period a loan is in default and shall be updated at least monthly. Such records shall describe the entity's activities in monitoring delinquent loans including, for example, phone calls, letters and mortgage payment rescheduling plans in cases where the delinquency is deemed temporary (e.g., illness or unemployment). VII.INSURANCE POLICIES 1. A fidelity bond and errors and omissions policy shall be in effect on the servicing entity throughout the reporting period in the amount of coverage represented to investors in management's assertion. EX-99.1 (b) (logo) KPMG KPMG LLP 2500 Ruan Center 666 Grand Avenue Des Moines, IA 50309 Independent Accountants' Report The Board of Directors Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A.: We have examined management's assertion, included in the accompanying Assertion of Management of Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A. (the Company), that the Company complied with the minimum servicing standards set forth in the Mortgage Bankers Association of America's Uniform Single Attestation Program for Mortgage Bankers (USAP) as of and for the year ended December 31, 2004. Management is responsible for the Company's compliance with those minimum servicing standards. Our responsibility is to express an opinion on management's assertion about the Company's compliance based on our examination. Our examination was conducted in accordance with attestation standards established by the American institute of Certified Public Accountants and, accordingly, included examining, on a test basis, evidence about the Company's compliance with the minimum servicing standards specified above and performing such other procedures, as we considered necessary in the circumstances. We believe that our examination provides a reasonable basis for our opinion. Our examination does not provide a legal determination on the Company's compliance with the minimum servicing standards. In our opinion, management's assertion that the Company complied with the aforementioned minimum servicing standards as of and for the year ended December 31, 2004 is fairly stated, in all material respects. /s/ KPMG LLP February 23, 2005 EX-99.2 (a) (logo) EMC Mortgage Corporation February 24, 2005 MANAGEMENT'S ASSERTION As of and for the year ended November 30, 2004, EMC Mortgage Corporation (the "Company") (a wholly owned subsidiary of The Bear Stearns Companies, Inc.), has complied, in all material respects, with the Company's established minimum servicing standards, except as discussed below, for residential mortgage loans as set forth in Appendix A (the "Standards"). The Standards are based on the Mortgage Bankers Association of America's Uniform Single Attestation Program for Mortgage Bankers. During the year ended November 30, 2004, the Company determined it was materially noncompliant with regards to resolving reconciling items within ninety (90) calendar days of their original identification as specified by its established minimum servicing standards. Twenty three reconciling items in three of the twenty custodial bank account reconciliations selected for testing during the accountants' examination were resolved after 90 calendar days from their original identification. As of and for this same period, the Company had in effect a fidelity bond in the amount of $100,000,000 and $210,000,000 for the periods from December 1, 2003 to September 29, 2004 and from September 30, 2004 to November 30, 2004, respectively, and an errors and omissions policy in the amount of $15,000,000 and $20,000,000 for the periods from December 1, 2003 to January 31, 2004 and from February 1, 2004 to November 30, 2004, respectively. /s/ Ralene Ruyle Ralene Ruyle, President /s/ Norton Wells F. Norton Wells, Executive Vice President /s/ Judith L. Leto Judith L. Leto, CFO and Senior Vice President Two MacArthur Ridge, 909 Hidden Ridge Drive, Suite 200, Irving, Texas 75038 Mailing Address: P.O. Box 141358 Irving, Texas 75014-1358 (logo) Mortgage Bankers Association investing in communities MEMBER 2004 APPENDIX A MINIMUM SERVICING STANDARDS AS SET FORTH IN THE MORTGAGE BANKERS ASSOCIATION OF AMERICA'S UNIFORM SINGLE ATTESTATION PROGRAM FOR MORTGAGE BANKERS I. CUSTODIAL BANK ACCOUNTS 1. Reconciliations shall be prepared on a monthly basis for all custodial bank accounts and related bank clearing accounts. These reconciliations shall: * be mathematically accurate; * be prepared within forty-five (45) calendar days after the cutoff date; * be reviewed and approved by someone other than the person who prepared the reconciliation; and * document explanations for reconciling items. These reconciling items shall be resolved within ninety (90) calendar days of their original identification. 2. Funds of the servicing entity shall be advanced in cases where there is an overdraft in an investor's or a mortgagor's account. 3. Each custodial account shall be maintained at a federally insured depository institution in trust for the applicable investor. 4. Escrow funds held in trust for a mortgagor shall be returned to the mortgagor within thirty (30) calendar days of payoff of the mortgage loan. II. MORTGAGE PAYMENTS 1. Mortgage payments shall be deposited into the custodial bank accounts and related bank clearing accounts within two business days of receipt. 2. Mortgage payments made in accordance with the mortgagor's loan documents shall be posted to the applicable mortgagor records within two business days of receipt. 3. Mortgage payments shall be allocated to principal, interest, insurance, taxes or other escrow items in accordance with the mortgagor's loan documents. 4. Mortgage payments identified as loan payoffs shall be allocated in accordance with the mortgagor's loan documents. III. DISBURSEMENTS 1. Disbursements made via wire transfer on behalf of a mortgagor or investor shall be made only by authorized personnel. 2. Disbursements made on behalf of a mortgagor or investor shall be posted within two business days to the mortgagor's or investor's records maintained by the servicing entity. 3. Tax and insurance payments shall be made on or before the penalty or insurance policy expiration dates, as indicated on tax bills and insurance premium notices, respectively, provided that such support has been received by the servicing entity at least thirty (30) calendar days prior to these dates. 4. Any late payment penalties paid in conjunction with the payment of any tax bill or insurance premium notice shall be paid from the servicing entity's funds and not charged to the mortgagor, unless the late payment was due to the mortgagor's error or omission. 5. Amounts remitted to investors per the servicer's investor reports shall agree with cancelled checks, or other form of payment, or custodial bank statements. 6. Unused checks shall be safeguarded so as to prevent unauthorized access. IV. INVESTOR ACCOUNTING AND REPORTING 1. The servicing entity's investor reports shall agree with, or reconcile to, investors' records on a monthly basis as to the total unpaid principal balance and number of loans serviced by the servicing entity. V. MORTGAGOR LOAN ACCOUNTING 1. The servicing entity's mortgage loan records shall agree with, or reconcile to, the records of mortgagors with respect to the unpaid principal balance on a monthly basis. 2. Adjustments on ARM loans shall be computed based on the related mortgage note and any ARM rider. 3. Escrow accounts shall be analyzed, in accordance with the mortgagor's loan documents, on at least an annual basis. 4. Interest on escrow accounts shall be paid, or credited, to mortgagors in accordance with the applicable state laws. VI. DELINQUENCIES 1. Records documenting collection efforts shall be maintained during the period a loan is in default and shall be updated at least monthly. Such records shall describe the entity's activities in monitoring delinquent loans including, for example, phone calls, letters and mortgage payment rescheduling plans in cases where the delinquency is deemed temporary (e.g., illness or unemployment). VII.INSURANCE POLICIES 1. A fidelity bond and errors and omissions policy shall be in effect on the servicing entity throughout the reporting period in the amount of coverage represented to investors in management's assertion. EX-99.2 (b) (logo) Wells Fargo Home Mortgage 1 Home Campus Des Moines, IA 50328 Assertion of Management of Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A As of and for the year ended December 31, 2004, Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A. (the Company) has complied in all material respects with the minimum servicing standards set forth in the Mortgage Bankers Association of America's Uniform Single Attestation Program for Mortgage Bankers. As of and for this same period, the Company had in effect a fidelity bond along with an errors and omissions policy in the amounts of $100 million and $20 million, respectively. /s/ Michael J. Heid February 23, 2005 Michael J. Heid, Division President, Capital Markets, Finance, & Administration Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A. /s/ Franklin R. Codel February 23. 2005 Franklin R. Codel, Executive Vice President, Finance and Corporate Real Estate Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A. /s/ Michael Lepore February 23. 2005 Michael Lepore, Executive Vice President, Institutional Lending Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A. /s/ Mary Coffin February 23, 2005 Mary Coffin, Executive Vice President, Servicing & Post Closing Wells Fargo Home Mortgage, a division of Wells Fargo Bank, N.A. Wells Fargo Home Mortgage Is a division of Wells Fargo Bank, N.A. EX-99.3 (a) (logo) EMC Mortgage corporation Proven Performance Wells Fargo Bank Minnesota, N.A. 9062 Old Annapolis Rd. Columbia, MD 21045 Attention: Master Servicing RE: Officer's Certificate Dear Master Servicer: The undersigned Officer certifies the following for the 2004 fiscal year: (A) I have reviewed the activities and performance of the Servicer during the preceding fiscal year under the terms of the Servicing Agreement, Trust Agreement, Pooling and Servicing Agreement and/or Seller/Servicer Guide and to the best of these Officers' knowledge, the Servicer has fulfilled all of its duties, responsibilities or obligations under these Agreements throughout such year, or, if there has been a default or failure of the servicer to perform any of such duties, responsibilities or obligations, a description of each default or failure and the nature and status thereof has been reported to Wells Fargo Bank Minnesota, N.A; (B) I have confirmed that the Servicer is currently an approved FNMA of FHLMC servicer in good standing; (C) I have confirmed that the Fidelity Bond, the Errors and Omissions Insurance Policy and any other bonds required under the terms of the Servicing Agreement, Trust Agreement, Pooling and Servicing Agreement and/or Seller/Servicer Guide are in full force and effect; (D) All premiums for each Hazard Insurance Policy, Flood Insurance Policy (if applicable) and Primary Mortgage Insurance Policy (if applicable), with respect to each Mortgaged Property, have been paid and that all such insurance policies are in full force and effect; (E) All real estate taxes, governmental assessments and any other expenses accrued and due, that if not paid could result in a lien or encumbrance on any Mortgaged Property, have been paid, or if any such costs or expenses have not been paid with respect to any Mortgaged Property, the reason for the non-payment has been reported to Wells Fargo Bank Minnesota, N.A.; (F) All Custodial Accounts have been reconciled and are properly funded; and (G) All annual reports of Foreclosure and Abandonment of Mortgage Property required per section 6050H, 6050J and 6050P of the Internal Revenue Code, respectively, have been prepared and filed. Certified by: /s/ Sue Stepanek Sue Stepanek Executive Vice President March 4, 2005 Date Two MacArthur Ridge 909 Hidden Ridge Drive, Suite 200 Irving, Texas 75038 Mailing Address: P.O. Box 141358, Irving, Texas 75014-1358 (logo) Member Mortgage Bankers Association of America EX-99.3 (b) (logo) WELLS FARGO HOME MORTGAGE Wells Fargo Home Mortgage One Home Campus Des Moines, IA 50328-0001 March 1, 2005 Re: 2004 Annual Certification We hereby certify to the best of our knowledge and belief that for the calendar year of 2004: 1. All real estate taxes, bonds assessments and other lienable items have been paid. 2. All FHA mortgage insurance, private mortgage insurance premiums, and flood insurance have been paid (if applicable). 3. Hazard insurance policies held by us meet the requirements as specified in the servicing agreement, or those of a normal prudent lender if not specified, and those premiums due have been paid. 4. We have made all property inspections as required. 5. Fidelity bond and Errors and Omissions insurance coverage currently exists. 6. That the Officer signing this certificate has reviewed the activities and performance of the Servicer during the preceding fiscal year under the terms of the Servicing Agreement, Trust Agreement, Pooling and Servicing Agreement and/or Seller/Servicer Guide or similar agreements and to the best of this officer's knowledge, the Servicer has fulfilled all of its duties, responsibilities or obligations of such agreement throughout the year, or if there has been a default or failure of the servicer to perform any of such duties, responsibilities or obligations, a description of each default or failure and the nature and status thereof has been reported. Sincerely, /s/ John B. Brown John B. Brown Vice President Wells Fargo Home Mortgage Inc. Wells Fargo Home Mortgage is a division of Wells Fargo Bank, N.A. Ex-99.4 Schedule of Year-To-Date Principal and Interest Distributions to Certificateholders Class Interest Principal Losses Ending Balance A-1 437,415.26 10,418,688.68 0.00 150,900,011.31 A-2 50,456.57 1,157,638.54 0.00 16,766,761.47 B 25,593.07 0.00 0.00 5,191,000.00 B-IO 742,015.16 0.00 0.00 192,362,225.71 M-1 23,033.94 0.00 0.00 7,736,000.00 M-2 22,787.97 0.00 0.00 6,311,000.00 R-1 0.00 50.00 0.00 0.00 R-2 0.00 50.00 0.00 0.00

Bearn Stearns Asset Backed Securities Trust 2004-SD4 10-K