Log InSign Up
MissionModelBlogPricingVitaeLeaderboardLibrary

BRK.B

StatementStatement RatioRatio
NewsNews
Yahoo Finance Google Finance Market Beat Bar Chart

Berkshire Hathaway Inc. (NYSE:BRK.B)

Real-time price： | Most recent change：0.00%

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 More


Here we provide our AYA proprietary alpha stock signals for all premium members on our AYA fintech network platform. Specifically, a high Fama-French multi-factor dynamic conditional alpha suggests that the stock is likely to consistently outperform the broader stock market benchmarks such as S&P 500, Dow Jones, Nasdaq, Russell 3000, MSCI USA, and MSCI World etc. Since March 2023, our proprietary alpha stock signals retain U.S. Patent and Trademark Office (USPTO) fintech patent protection, approval, and accreditation for 20 years. Our homepage and blog articles provide more details on this proprietary alpha stock market investment model with robust long-term historical backtest evidence.

Sharpe-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 31 January 2026

See More

Blog+More

U.S. trading partners such as the European Union, Canada, China, Japan, Mexico, and Russia voice their concern at the WTO.

James Campbell

2018-07-05 13:40:00 Thursday ET

U.S. trading partners such as the European Union, Canada, China, Japan, Mexico, and Russia voice their concern at the WTO.

U.S. trading partners such as the European Union, Canada, China, Japan, Mexico, and Russia voice their concern at the World Trade Organization (WTO) in ligh

+See More

Business entrepreneurs dare to dream, remain true and authentic to themselves, and try to make a great social impact in the world.

Charlene Vos

2020-07-05 11:31:00 Sunday ET

Business entrepreneurs dare to dream, remain true and authentic to themselves, and try to make a great social impact in the world.

Business entrepreneurs dare to dream, remain true and authentic to themselves, and try to make a great social impact in the world. Alex Malley (2014)

+See More

Jared Diamond delves into how some societies fail, succeed, and revive in global human history.

Becky Berkman

2023-08-28 08:26:00 Monday ET

Jared Diamond delves into how some societies fail, succeed, and revive in global human history.

Jared Diamond delves into how some societies fail, succeed, and revive in global human history. Jared Diamond (2004)   Collapse: how societies

+See More

Tim Berners-Lee suggests that several tech titans might need to be split up in response to some recent data breach and privacy concerns.

Chanel Holden

2018-11-09 11:35:00 Friday ET

Tim Berners-Lee suggests that several tech titans might need to be split up in response to some recent data breach and privacy concerns.

The Internet inventor Tim Berners-Lee suggests that several tech titans might need to be split up in response to some recent data breach and privacy concern

+See More

Yale economist Stephen Roach warns that America has much to lose from the current trade war with China for a few reasons.

Joseph Corr

2018-07-13 09:41:00 Friday ET

Yale economist Stephen Roach warns that America has much to lose from the current trade war with China for a few reasons.

Yale economist Stephen Roach warns that America has much to lose from the current trade war with China for a few reasons. First, America is highly dependent

+See More

Amazon, Berkshire Hathaway, and JPMorgan Chase establish a new company to reduce U.S. employee health care costs.

Joseph Corr

2018-01-23 06:38:00 Tuesday ET

Amazon, Berkshire Hathaway, and JPMorgan Chase establish a new company to reduce U.S. employee health care costs.

Amazon, Berkshire Hathaway, and JPMorgan Chase establish a new company to reduce U.S. employee health care costs in negotiations with drugmakers, doctors, a

+See More