Berkshire has two classes of common stock designated Class A Common Stock and Class B Common Stock. Each share of Class A Common Stock is convertible, at the option of the holder, into 30 shares of Class B Common Stock. Shares of Class B Common Stock are not convertible into shares of Class A Common Stock.

     Fleet National Bank, N.A. c/o EquiServe, P.O. Box 43010, Providence, RI 02940-3010 serves as Transfer Agent and Registrar for the Company's common stock. Correspondence may be directed to Shareholder Services, Mail Stop 45-02-64. Certificates for re-issue or transfer should be directed to Transfer Operations, Mail Stop 45-01-05. Notices for conversion and underlying stock certificates should be directed to Corporate Reorganization, Mail Stop 45-01-40. Phone inquiries should be directed to Investor Relations ¾ (781) 575-3100.

     Shareholders of record wishing to convert Class A Common Stock into Class B Common Stock should contact EquiServe to obtain a "form of conversion notice" and instructions for converting their shares. Shareholders may call EquiServe between 9:00 a.m. and 6:00 p.m. Eastern Time to request a "form of conversion notice."

     Alternatively, shareholders may notify EquiServe in writing. Along with the underlying stock certificate, shareholders should provide EquiServe with specific written instructions regarding the number of shares to be converted and the manner in which the Class B shares are to be registered. We recommend that you use certified or registered mail when delivering the stock certificates and written instructions.

     If Class A shares are held in "street name," shareholders wishing to convert all or a portion of their holding should contact their broker or bank nominee. It will be necessary for the nominee to make the request for conversion.

     Berkshire had approximately 8,800 record holders of its Class A Common Stock and 14,000 record holders of its Class B Common Stock at March 2, 2001. Record owners included nominees holding at least 410,000 shares of Class A Common Stock and 5,200,000 shares of Class B Common Stock on behalf of beneficial-but-not-of-record owners.

     Berkshire’s Class A and Class B Common Stock are listed for trading on the New York Stock Exchange, trading symbol: BRK.A and BRK.B. The following table sets forth the high and low sales prices per share, as reported on the New York Stock Exchange Composite List during the periods indicated:

     Berkshire has not declared a cash dividend since 1967.