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 25 July 2026
2019-12-30 11:28:00 Monday ET

AYA Analytica finbuzz podcast channel on YouTube December 2019 In this podcast, we discuss several topical issues as of December 2019: (1) The Trump adm
2027-07-31 13:25:00 Saturday ET

In the broader context of stablecoins for asset tokenization worldwide, many governments now seek to enter the global markets for stablecoins and other U.S.
2019-09-01 10:31:00 Sunday ET

Most artificial intelligence applications cannot figure out the intricate nuances of natural language and facial recognition. These intricate nuances repres
2019-08-16 17:37:00 Friday ET

Amazon faces E.U. antitrust scrutiny over the current e-commerce use of merchant data. The European Commission probes into whether Amazon uses key third-par
2018-09-03 09:31:00 Monday ET

Amazon follows Apple to become the second American public corporation to hit $1 trillion stock market valuation. Amazon's founder and chairman Jeff Bezo
2026-04-30 08:28:00 Thursday ET

In the current global market for better biotech advances, medical innovations, and healthcare services, the new integration of artificial intelligence (AI)