Company:  BERKSHIRE HATHAWAY INC (BRK'A)
Form Type:  8-K
Filing Date:  2/11/2013 
CIK:  0001067983 
Address:  3555 FARNAM STREET 
City, State, Zip:  OMAHA, Nebraska 68131 
Telephone:  (402) 346-1400 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$190,500.00  
Change: 
-300.00 (-0.16%)  
Trade Time: 
Apr 24  
Market Cap: 
$163.45B
Description of Business
Berkshire Hathaway Inc. (�Berkshire,� �Company� or �Registrant�) is a holding company owning subsidiaries engaged in a number of diverse business activities. The most important of these are insurance businesses conducted on both a primary basis and a reinsurance basis, a freight rail transportation business and a group of utility and energy generation and distribution businesses. Berkshire also owns and operates a large number of other businesses engaged in a variety of activities, as identified herein. Berkshire is domiciled in the state of Delaware, and its corporate headquarters are located in Omaha, Nebraska. Berkshire�s operating businesses are managed on an unusually decentralized basis. There are essentially no centralized or integrated business functions (such as sales, marketing, purchasing, legal or human resources) and there is minimal involvement by Berkshire�s corporate headquarters in the day-to-day business activities of the operating businesses.
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  FORM 8-K
    SECTION 8 OTHER EVENTS
      Item 8.01 Other Events.
    SECTION 9 FINANCIAL STATEMENTS AND EXHIBITS
      Item 9.01 Financial Statements and Exhibits.
    SIGNATURES
    Exhibit Index
  EXHIBIT 1.1
    Underwriting Agreement Signature Page
  EXHIBIT 4.2
  EXHIBIT 5.1
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