Berkshire Hathaway is a holding company, which owns subsidiaries in insurance, rail roads, utilities, manufacturing services, retail and home building. The most important of these are insurance businesses conducted on both a primary basis and insurance basis, a freight rail transportation business and a group of utility and energy generation and distribution businesses. It has four major operating sectors - The Insurance group (includes GEICO, Government Employees Insurance Company writes private passenger automobile insurance); General Re (conducts reinsurance business, offering property and casualty, life and health coverage to clients worldwide); Berkshire Hathaway Reinsurance Group (underwrites excess-of-loss reinsurance and quota-share coverage for insurers and reinsurers globally); Berkshire Hathaway Primary Group (comprises a wide variety of independently-managed insurance businesses that principally write liability coverage for commercial accounts)....
+See MoreSharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 20 June 2026
2019-02-05 10:32:00 Tuesday ET

President Trump remains optimistic about the Sino-American trade war resolution of both trade deficit eradication and tech transfer enforcement. Trump now s
2017-11-29 07:42:00 Wednesday ET

The octogenarian billionaire and activist investor Carl Icahn mulls over steps to shake up the board of SandRidge Energy after the oil-and-gas company adopt
2018-07-21 13:35:00 Saturday ET

President Trump supports a bipartisan bill or the Foreign Investment Risk Review Modernization Act (FIRRMA), which effectively broadens the jurisdiction of
2020-02-05 10:28:00 Wednesday ET

Our proprietary AYA fintech finbuzz essay shines light on the modern collection of business insights with executive annotations and personal reflections. Th
2017-12-17 11:41:00 Sunday ET

Warren Buffett points out that it is important to invest in oneself. Learning about oneself empowers him or her to lead a meaningful life. This valuable inv
2018-05-08 13:39:00 Tuesday ET

The Trump administration weighs the pros and cons of a potential mega merger between AT&T and Time Warner. Recent stock prices show favorable trends for