Compare stocks

AIB Group, operating under the ticker AIBG, is a major financial services provider predominantly active in the Republic of Ireland and the UK. Founded in 1825, the company provides a comprehensive range of services to personal, business, and corporate customers. AIB Group is listed on the Irish Stock Exchange and has significant market shares in banking products within Ireland.

Berkshire Hathaway is a holding company with a wide array of subsidiaries engaged in diverse activities. The firm's core business segment is insurance, run primarily through Geico, Berkshire Hathaway Reinsurance Group, and Berkshire Hathaway Primary Group. Berkshire has used the excess cash thrown off from its operations to acquire Burlington Northern Santa Fe (railroad), Berkshire Hathaway Energy (utilities and energy distributors), and the companies that make up its manufacturing, service, and retailing operations (which include Precision Castparts, Lubrizol, Clayton Homes, Marmon, and IMC/ISCAR). The conglomerate is unique in that it is run on a completely decentralized basis.