UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: September 30, 2005 Check here if Amendment [ ]; Amendment Number: ______ This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Berkshire Hathaway Inc. Address: 1440 Kiewit Plaza Omaha, NE 68131 --------------- Form 13F File Number: 28- 4545 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Marc D. Hamburg Title: Vice President Phone: 402-346-1400 Signature, Place, and Date of Signing: (s) Marc D. Hamburg Omaha, NE November 11, 2005 ------------------------- ------------------- ------------------------- [Signature] [City, State] [Date] Report Type (Check only one.): [ ] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [X] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) List of Other Managers Reporting for this Manager: Form 13F File Number Name 28- 5194 General Re - New England Asset Management, Inc. Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 20 --------------- Form 13F Information Table Entry Total: 66 --------------- Form 13F Information Table Value Total: $ 33,742,524 --------------- (thousands) Confidential Information has been omitted from the public Form 13F and filed separately with the Commission. Included in this information is information regarding Berkshire's positions in H & R Block, Inc. and Torchmark Corp. included in its March 31, 2005 public Form 13F and Wells Fargo & Co. included in its June 30, 2005 public Form 13F. List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. [If there are no entries in this list, state "NONE" and omit the column headings and list entries.] NO. FORM 13F FILE NUMBER NAME 1. 28-5678 Berkshire Hathaway Life Insurance Co. of Nebraska 2. 28- BH Columbia Inc. 3. 28-5676 BHG Life Insurance Co. 4. 28-719 Blue Chip Stamps 5. 28-554 Buffett, Warren E. 6. 28-1517 Columbia Insurance Co. 7. 28-2226 Cornhusker Casualty Co. 8. 28- Cypress Insurance Company 9. 28- Fechheimer Brothers Company 10. 28-852 GEICO Corp. 11. 28-101 Government Employees Ins. Corp. 12. 28-1066 National Fire & Marine 13. 28-718 National Indemnity Co. 14. 28-5006 National Liability & Fire Ins. Co. 15. 28- Nebraska Furniture Mart 16. 28-717 OBH Inc. 17. 28-2740 Plaza Investment Managers 18. 28-1357 Wesco Financial Corp. 19. 28-3091 Wesco Financial Ins. Co. 20. 28-3105 Wesco Holdings Midwest, Inc. BERKSHIRE HATHAWAY INC. Form 13F Information Table September 30, 2005 Column 6 Investment Discretion Column 8 Column 4 Column 5 ------------------------- Voting Authority Column 1 Column 2 Column 3 Market Shares or c) Column 7 ----------------------- Name of Title of CUSIP Value Principal (a) (b) Shared- Shared- Other (a) (b) (c) Issuer Class Number (In Thousands) Amount $ Sole Defined Other Managers Sole Shared None ------------ -------- ----------- -------------- ----------- ---- ----------- ------- --------------------- ----------- ------ ---- American Express Co. Com 025816 10 9 866,093 17,225,400 X 5, 2, 6, 16 17,225,400 401,970 7,994,634 X 5, 12, 16 7,994,634 6,046,465 120,255,879 X 5, 13, 16 120,255,879 97,699 1,943,100 X 5, 4, 16, 18, 19, 20 1,943,100 70,378 1,399,713 X 5, 15, 16 1,399,713 42,227 839,832 X 5, 9, 16 839,832 98,154 1,952,142 X 5, 16 1,952,142 American Standard Companies Com 029712 10 6 488,677 10,497,900 X 5, 10, 11, 13, 16, 17 10,497,900 Ameriprise Financial, Inc. Com 03076C 10 6 123,333 3,445,080 X 5, 2, 6, 16 3,445,080 57,242 1,598,926 X 5, 12, 16 1,598,926 861,032 24,051,175 X 5, 13, 16 24,051,175 13,913 388,620 X 5, 4, 16, 18, 19, 20 388,620 10,022 279,942 X 5, 15, 16 279,942 6,013 167,966 X 5, 9, 16 167,966 13,977 390,428 X 5, 16 390,428 Coca Cola Com 191216 10 0 17,276 400,000 X 5, 16 400,000 76,705 1,776,000 X 5, 14, 16 1,776,000 311,210 7,205,600 X 5, 4, 16, 18, 19, 20 7,205,600 1,733,716 40,141,600 X 5, 2, 6, 16 40,141,600 6,044,251 139,945,600 X 5, 13, 16 139,945,600 394,722 9,139,200 X 5, 12, 16 9,139,200 20,731 480,000 X 5, 15, 16 480,000 39,389 912,000 X 5, 8, 16 912,000 Comcast Corp CLA SP L 20030N 20 0 319,752 11,110,200 X 5, 10, 11, 13, 16, 17 11,110,200 Comdisco Holding Co. Com 200334 10 0 21,050 1,202,832 X 5, 13, 16 1,202,832 5,235 299,148 X 5, 2, 6, 16 299,148 297 16,998 X 5, 12, 16 16,998 Costco Wholesale Corp. Com 22160K 10 5 226,395 5,254,000 X 5, 13, 16 5,254,000 First Data Corporation Com 319963 10 4 345,000 8,625,000 X 5, 10, 11, 13, 16, 17 8,625,000 Gannett Inc. Com 364730 10 1 237,298 3,447,600 X 5, 13, 16 3,447,600 Gap Inc. Com 364760 10 8 269,019 15,434,243 X 5, 10, 11, 13, 16, 17 15,434,243 The Gillette Co. Com 375766 10 2 3,492,000 60,000,000 X 5, 13, 16 60,000,000 1,210,560 20,800,000 X 5, 2, 6, 16 20,800,000 372,480 6,400,000 X 5, 12, 16 6,400,000 372,480 6,400,000 X 5, 4, 16, 18, 19, 20 6,400,000 46,560 800,000 X 5, 14, 16 800,000 93,120 1,600,000 X 5, 8, 16 1,600,000 289,836 4,980,000 X 5, 10, 11, 13, 16, 17 4,980,000 -------------- 25,136,277 -------------- BERKSHIRE HATHAWAY INC. Form 13F Information Table September 30, 2005 Column 6 Investment Discretion Column 8 Column 4 Column 5 ------------------------- Voting Authority Column 1 Column 2 Column 3 Market Shares or c) Column 7 ------------------------ Name of Title of CUSIP Value Principal (a) (b) Shared- Shared- Other (a) (b) (c) Issuer Class Number (In Thousands) Amount $ Sole Defined Other Managers Sole Shared None ------------ -------- ----------- -------------- ----------- ---- ----------- ------- --------------------- ----------- ------ ---- Home Depot Inc. Com 437076 10 2 190,700 5,000,000 X 5, 10, 11, 13, 16, 17 5,000,000 Iron Mountain Inc. Com 462846 10 6 183,500 5,000,000 X 5, 10, 11, 13, 16, 17 5,000,000 Lexmark Internat- ional, Inc. Cl A 529771 10 7 61,050 1,000,000 X 5, 10, 11, 13, 16, 17 1,000,000 Lowes Companies Inc. Com 548661 10 7 25,116 390,000 X 5, 10, 11, 13, 16, 17 390,000 M & T Bank Corporation Com 55261F 10 4 633,949 5,997,060 X 5, 13, 16 5,997,060 57,718 546,000 X 5, 10, 11, 13, 16, 17 546,000 17,516 165,700 X 5, 12, 16 165,700 Moody's Com 615369 10 5 1,648,893 32,280,600 X 5, 13, 16 32,280,600 802,947 15,719,400 X 5, 10, 11, 13, 16, 17 15,719,400 Mueller Industries Com 624756 10 2 23,654 851,800 X 5, 13, 16 851,800 Nike Inc. Com 654106 10 3 202,125 2,474,600 X 5, 10, 11, 13, 16, 17 2,474,600 Outback Steakhouse Inc. Com 689899 10 2 66,568 1,818,800 X 5, 10, 11, 13, 16, 17 1,818,800 Petrochina Co LTD ADR 71646E 10 0 6,078 72,900 X 5, 13, 16 72,900 48,863 586,100 X 5, 10, 11, 13, 16, 17 586,100 Pier 1 Imports Inc. Com 720279 10 8 37,078 3,290,000 X 5, 10, 11, 13, 16, 17 3,290,000 Proctor & Gamble Co. Com 742718 10 9 37,460 630,000 X 5, 10, 11, 13, 16, 17 630,000 Sealed Air Corporation Com 81211K 10 0 52,837 1,113,300 X 5, 13, 16 1,113,300 Service- master Company Com 81760N 10 9 75,981 5,611,600 X 5, 10, 11, 13, 16, 17 5,611,600 Shaw Communica- tions Inc. Cl B 82028K 20 0 148,918 7,101,500 X 5, 10, 11, 13, 16, 17 7,101,500 Sun Trusts Banks Inc. Com 867914 10 3 162,832 2,344,600 X 5, 13, 16 2,344,600 59,727 860,000 X 5, 2, 6, 16 860,000 Tyco Inter- national LTD Com 902124 10 6 278,500 10,000,000 X 5, 10, 11, 13, 16, 17 10,000,000 USG Corporation Com 903293 40 5 446,680 6,500,000 X 5, 13, 16 6,500,000 Washington Post Co. Cl B 939640 10 8 717,679 894,304 X 5, 13, 16 894,304 119,020 148,311 X 5, 1, 3, 7, 13, 16 148,311 520,152 648,165 X 5, 12, 16 648,165 29,680 36,985 X 5, 14, 16 36,985 Wesco Finl Corp. Com 950817 10 6 1,951,026 5,703,087 X 5, 4, 16 5,703,087 ----------- 8,606,247 ----------- GRAND TOTAL $33,742,524 ===========