OMB APPROVAL -------------------------- OMB Number: 3235-0145 Expires: December 31, 2005 Estimated average burden hours per response....15 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D (AMENDMENT NO. 20)* UNDER THE SECURITIES EXCHANGE ACT OF 1934 AutoZone, Inc. -------------------------------------------------------------------------------- (Name of Issuer) Common Stock, par value $.01 per share -------------------------------------------------------------------------------- (Title of Class of Securities) 053332-10-2 -------------------------------------------------------------------------------- (CUSIP Number) Janice V. Sharry, Esq. Haynes and Boone, LLP 901 Main Street, Suite 3100 Dallas, Texas 75202 (214) 651-5562 -------------------------------------------------------------------------------- (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) August 4, 2004 -------------------------------------------------------------------------------- (Date of Event which Requires Filing of this Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Sections 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box. / / NOTE: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Section 240.13d-7 for other parties to whom copies are to be sent. *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). SCHEDULE 13D CUSIP No. 053332-10-2 Page 2 of 9 -------------------------------------------------------------------------------- 1. NAMES OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON ESL Partners, L.P., a Delaware limited partnership 22-2875193 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (A) [X] (B) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS* WC -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ] N/A -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- 7. SOLE VOTING POWER NUMBER OF 10,279,025 SHARES ----------------------------------------------------------------- 8. SHARED VOTING POWER BENEFICIALLY 0 OWNED BY EACH ----------------------------------------------------------------- 9. SOLE DISPOSITIVE POWER REPORTING 10,279,025 PERSON ----------------------------------------------------------------- 10. SHARED DISPOSITIVE POWER WITH 0 -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 19,932,351 -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [ ] N/A -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 24.0%(1) -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON* PN -------------------------------------------------------------------------------- (1) Based on 83,139,601 Shares issued and outstanding as of June 4, 2004, as disclosed in the Issuer's Quarterly Report on Form 10-Q for the quarterly period ended May 8, 2004. SCHEDULE 13D CUSIP No. 053332-10-2 Page 3 of 9 -------------------------------------------------------------------------------- 1. NAMES OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON ESL Institutional Partners, L.P., a Delaware limited partnership 06-1456821 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (A) [X] (B) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS* WC -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ] N/A -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- 7. SOLE VOTING POWER NUMBER OF 71,771 SHARES ----------------------------------------------------------------- 8. SHARED VOTING POWER BENEFICIALLY 0 OWNED BY EACH ----------------------------------------------------------------- 9. SOLE DISPOSITIVE POWER REPORTING 71,771 PERSON ----------------------------------------------------------------- 10. SHARED DISPOSITIVE POWER WITH 0 -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 19,932,351 -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [ ] N/A -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 24.0%(1) -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON* PN -------------------------------------------------------------------------------- (1) Based on 83,139,601 Shares issued and outstanding as of June 4, 2004, as disclosed in the Issuer's Quarterly Report on Form 10-Q for the quarterly period ended May 8, 2004. SCHEDULE 13D CUSIP No. 053332-10-2 Page 4 of 9 -------------------------------------------------------------------------------- 1. NAMES OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON ESL Investors, L.L.C., a Delaware limited liability company 13-4095958 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (A) [X] (B) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS* WC -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ] N/A -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- 7. SOLE VOTING POWER NUMBER OF 3,683,037 SHARES ----------------------------------------------------------------- 8. SHARED VOTING POWER BENEFICIALLY 0 OWNED BY EACH ----------------------------------------------------------------- 9. SOLE DISPOSITIVE POWER REPORTING 3,683,037 PERSON ----------------------------------------------------------------- 10. SHARED DISPOSITIVE POWER WITH 0 -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 19,932,351 -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [ ] N/A -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 24.0%(1) -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON* OO -------------------------------------------------------------------------------- (1) Based on 83,139,601 Shares issued and outstanding as of June 4, 2004, as disclosed in the Issuer's Quarterly Report on Form 10-Q for the quarterly period ended May 8, 2004. SCHEDULE 13D CUSIP No. 053332-10-2 Page 5 of 9 -------------------------------------------------------------------------------- 1. NAMES OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Acres Partners, L.P., a Delaware limited partnership 06-1458694 -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (A) [X] (B) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS* WC -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ] N/A -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- 7. SOLE VOTING POWER NUMBER OF 5,875,557 SHARES ----------------------------------------------------------------- 8. SHARED VOTING POWER BENEFICIALLY 0 OWNED BY EACH ----------------------------------------------------------------- 9. SOLE DISPOSITIVE POWER REPORTING 5,875,557 PERSON ----------------------------------------------------------------- 10. SHARED DISPOSITIVE POWER WITH 0 -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 19,932,351 -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [ ] N/A -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 24.0%(1) -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON* PN -------------------------------------------------------------------------------- (1) Based on 83,139,601 Shares issued and outstanding as of June 4, 2004, as disclosed in the Issuer's Quarterly Report on Form 10-Q for the quarterly period ended May 8, 2004. SCHEDULE 13D CUSIP No. 053332-10-2 Page 6 of 9 -------------------------------------------------------------------------------- 1. NAMES OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON ESL Investment Management, LLC, a Delaware limited liability company -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (A) [X] (B) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS* OO -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ] N/A -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware -------------------------------------------------------------------------------- 7. SOLE VOTING POWER NUMBER OF 19,310 SHARES ----------------------------------------------------------------- 8. SHARED VOTING POWER BENEFICIALLY 0 OWNED BY EACH ----------------------------------------------------------------- 9. SOLE DISPOSITIVE POWER REPORTING 19,310 PERSON ----------------------------------------------------------------- 10. SHARED DISPOSITIVE POWER WITH 0 -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 19,932,351 -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [ ] N/A -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 24.0%(1) -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON* PN -------------------------------------------------------------------------------- (1) Based on 83,139,601 Shares issued and outstanding as of June 4, 2004, as disclosed in the Issuer's Quarterly Report on Form 10-Q for the quarterly period ended May 8, 2004. SCHEDULE 13D CUSIP No. 053332-10-2 Page 7 of 9 -------------------------------------------------------------------------------- 1. NAMES OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Edward S. Lampert -------------------------------------------------------------------------------- 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (A) [X] (B) [ ] -------------------------------------------------------------------------------- 3. SEC USE ONLY -------------------------------------------------------------------------------- 4. SOURCE OF FUNDS* OO -------------------------------------------------------------------------------- 5. CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e) [ ] N/A -------------------------------------------------------------------------------- 6. CITIZENSHIP OR PLACE OF ORGANIZATION United States -------------------------------------------------------------------------------- 7. SOLE VOTING POWER NUMBER OF 3,651 SHARES ----------------------------------------------------------------- 8. SHARED VOTING POWER BENEFICIALLY 0 OWNED BY EACH ----------------------------------------------------------------- 9. SOLE DISPOSITIVE POWER REPORTING 3,651 PERSON ----------------------------------------------------------------- 10. SHARED DISPOSITIVE POWER WITH 0 -------------------------------------------------------------------------------- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 19,932,351 -------------------------------------------------------------------------------- 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [ ] N/A -------------------------------------------------------------------------------- 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 24.0%(1) -------------------------------------------------------------------------------- 14. TYPE OF REPORTING PERSON* IN -------------------------------------------------------------------------------- (1) Based on 83,139,601 Shares issued and outstanding as of June 4, 2004, as disclosed in the Issuer's Quarterly Report on Form 10-Q for the quarterly period ended May 8, 2004. This Amendment No. 20 to Schedule 13D (this "Amendment") amends the Schedule 13D, as amended, filed by ESL Partners, L.P., a Delaware limited partnership ("ESL"), ESL Institutional Partners, L.P., a Delaware limited partnership ("Institutional"), ESL Investors, L.L.C., a Delaware limited liability company ("Investors"), Acres Partners, L.P., a Delaware limited partnership ("Acres"), ESL Investment Management, LLC, a Delaware limited liability company ("ESLIM"), and Edward S. Lampert by furnishing the information set forth below. ESL, Institutional, Investors, Acres, ESLIM and Mr. Lampert are collectively defined in this Amendment as the "Filing Persons." Unless set forth below, all previous Items are unchanged. Capitalized terms used herein which are not defined herein have the meanings given to them in the Schedule 13D, as amended, filed with the Securities and Exchange Commission. ITEM 6. CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT TO SECURITIES OF THE ISSUER. Item 6 is hereby supplemented as follows: ESL and the Issuer have an understanding pursuant to which, to the extent that ESL and the Issuer express an interest in purchasing Shares from third parties now or at some time in the future, each would refrain from purchasing Shares from third parties on certain days determined in advance, in order to ensure that both the Issuer and ESL are not purchasing Shares on the same day. ESL may notify the Issuer if ESL decides not to purchase Shares on any particular day. There can be no assurance that ESL will purchase Shares or, if it purchases Shares, that it will continue to do so. Page 8 of 9 SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this Amendment is true, complete and correct. Date: August 5, 2004 ESL PARTNERS, L.P. By: RBS Partners, L.P., its general partner By: ESL Investments, Inc., its general partner By: /s/ William C. Crowley -------------------------------------- William C. Crowley President and Chief Operating Officer ESL INSTITUTIONAL PARTNERS, L.P. By: RBS Investment Management, LLC, its general partner By: /s/ William C. Crowley -------------------------------------- William C. Crowley Member ESL INVESTORS, L.L.C. By: RBS Partners, L.P., its manager By: ESL Investments, Inc., its general partner By: /s/ William C. Crowley -------------------------------------- William C. Crowley President and Chief Operating Officer ACRES PARTNERS, L.P. By: ESL Investments, Inc., its general partner By: /s/ William C. Crowley -------------------------------------- William C. Crowley President and Chief Operating Officer ESL INVESTMENT MANAGEMENT, LLC By: /s/ William C. Crowley ------------------------------------------ William C. Crowley Member /s/ Edward S. Lampert ----------------------------------------------- EDWARD S. LAMPERT Page 9 of 9 INDEX TO EXHIBITS Exhibit 1 Joint Filing Agreement, dated as of July 1, 2004, by and among ESL Partners, L.P., ESL Limited, ESL Institutional Partners, L.P., ESL Investors, L.L.C., Acres Partners, L.P., 200GA, L.P., KP I Partners, L.P., KP II Partners, L.P., ESL Investment Management, LLC and Edward S. Lampert (incorporated by reference herein from Amendment No. 19 to Schedule 13D filed with the Securities and Exchange Commission on July 2, 2004).