Berkshire Hathaway Inc. ("Berkshire") and Burlington Northern Santa Fe Corporation ("BNSF") entered into an Agreement and Plan of Merger (the "Merger Agreement") on November 2, 2009. The Merger Agreement is filed herewith as Exhibit 10.1 and incorporated herein by reference.

Berkshire and BNSF have issued a joint press release announcing the Merger Agreement, which is filed herewith as Exhibit 99.1 and is incorporated herein by reference.

On November 2, 2009, Berkshire's Board of Directors approved a 50-for-1 split of its Class B Common Stock, subject to obtaining the approval of its shareholders. Berkshire has issued a press release announcing the Board approval of the stock split, which is filed herewith as Exhibit 99.2 and is incorporated herein by reference.

(d) Exhibits

10.1    Agreement and Plan of Merger, dated as of November 2, 2009, by and among
        Berkshire, R Acquisition Company, LLC and BNSF (incorporated by reference
        to Exhibit 2.1 to BNSF's Current Report on Form 8-K, filed with the
        Securities and Exchange Commission ("SEC") on November 3, 2009).

99.1    Joint Press Release issued by Berkshire and BNSF dated November 3, 2009
        (incorporated by reference to Exhibit 99.1 to BNSF's Current Report on
        Form 8-K, filed with the SEC on November 3, 2009).

99.2    Press Release issued by Berkshire dated November 3, 2009.