Berkshire Hathaway Inc. Class B is the Class B common stock of Berkshire Hathaway Inc., an American multinational conglomerate holding company headquartered in Omaha, Nebraska. Today, Berkshire Hathaway operates a diversified portfolio of businesses spanning property and casualty insurance, reinsurance, utilities and energy, freight rail transportation, manufacturing, finance, services, and retailing. Its insurance operations, including brands such as GEICO and specialized reinsurance units, form a core part of its financial services activity, providing underwriting and risk management across multiple markets. Beyond insurance, the company owns major assets in rail transport through Burlington Northern Santa Fe and in regulated power and gas through Berkshire Hathaway Energy, alongside numerous manufacturing and consumer-facing businesses. Berkshire Hathaway Inc. Class B shares provide economic exposure to this broad, multi-sector group, giving investors access to a large, diversified corporate ecosystem that plays a significant role in insurance, infrastructure, and industrial activity in the United States and globally.