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 2 May 2026

Blog+More

AYA finbuzz podcast offers fresh insights into the latest stock market topics and economic trends for better stock investment decisions.

Amy Hamilton

2019-08-31 14:39:00 Saturday ET

AYA finbuzz podcast offers fresh insights into the latest stock market topics and economic trends for better stock investment decisions.

AYA Analytica finbuzz podcast channel on YouTube August 2019 In this podcast, we discuss several topical issues as of August 2019: (1) Warren B

+See More

The Trump team receives a 3.2% first-quarter GDP boost as Federal Reserve halts the next interest rate hike in May 2019.

Olivia London

2019-05-07 09:30:00 Tuesday ET

The Trump team receives a 3.2% first-quarter GDP boost as Federal Reserve halts the next interest rate hike in May 2019.

The Trump team receives a 3.2% first-quarter GDP boost as Fed Chair Jay Powell halts the next interest rate hike in early-May 2019. This smooth upward econo

+See More

Treasury Secretary Steven Mnuchin indicates that there is a good conceptual trade agreement between China and the U.S. in regard to intellectual property protection and enforcement.

James Campbell

2019-10-05 07:27:00 Saturday ET

Treasury Secretary Steven Mnuchin indicates that there is a good conceptual trade agreement between China and the U.S. in regard to intellectual property protection and enforcement.

Treasury Secretary Steven Mnuchin indicates that there is a good conceptual trade agreement between China and the U.S. in regard to intellectual property pr

+See More

Bank of England publishes its latest insights into the economic impact of Brexit on British real productivity, capital investment, and labor supply.

Olivia London

2018-12-03 10:40:00 Monday ET

Bank of England publishes its latest insights into the economic impact of Brexit on British real productivity, capital investment, and labor supply.

Bank of England publishes its latest insights into the economic impact of Brexit on British real productivity, capital investment, and labor supply as of 20

+See More

Capital structure choices for private firms

James Campbell

2022-09-15 11:38:00 Thursday ET

Capital structure choices for private firms

Capital structure choices for private firms The Kauffman Firm Survey (KFS) database provides comprehensive panel data on 5,000+ American private firms fr

+See More

Santa-Barbara political economy professor Benjamin Cohen proposes new fiscal stimulus to complement the current low-interest-rate monetary policy.

Daphne Basel

2019-08-28 14:46:00 Wednesday ET

Santa-Barbara political economy professor Benjamin Cohen proposes new fiscal stimulus to complement the current low-interest-rate monetary policy.

Santa-Barbara political economy professor Benjamin Cohen proposes new fiscal stimulus to complement the current low-interest-rate monetary policy. Cohen fin

+See More