I have been a stockholder of Berkshire Hathaway , Warren Buffett 's company , for more than 20 years , and I have done well with the stock .
Warren Buffett
Berkshire Hathaway
/business/company_shareholder/major_shareholder_of
Warren Buffett
Berkshire Hathaway
/business/person/company
Berkshire Hathaway
Warren Buffett
/business/company/major_shareholders
ORGANIZATION
Berkshire Hathaway
PERSON
Warren Buffett