OPEN END INDEX-CERTIFICATE - BERKSHIRE HATHAWAY `A` Stock

Berkshire Hathaway Inc. is a holding company owning subsidiaries engaged in various business activities. Its various business activities include insurance businesses conducted on both a primary basis and a reinsurance basis. Its segments include Insurance; Railroad (BNSF); Berkshire Hathaway Energy (BHE); Pilot Travel Centers (PTC); Manufacturing; McLane Company (McLane), and Service and retailing. The Insurance segment includes GEICO, Berkshire Hathaway Primary Group and Berkshire Hathaway Reinsurance Group. The BNSF segment includes operation of railroad systems in North America through Burlington Northern Santa Fe, LLC. The BHE segment offers regulated electric and gas utilities. The Manufacturing segment manufacturers various products, including industrial, consumer and building products. The McLane segment is engaged in wholesale distribution of groceries and non-food items. The PTC segment is an operator of travel centers in North America and a marketer of wholesale fuel.