Berkshire Hathaway Inc. (NYSE:BRK.A)

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

Berkshire Hathaway Inc. is a holding company owning subsidiaries engaged in a number of diverse business activities. The most important of these are insurance businesses conducted nationwide on a primary basis and worldwide on a reinsurance basis. Berkshire also owns and operates a number of other businesses engaged in a variety of activities, as identified herein....

+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 7 March 2026

Blog+More

Carol Dweck describes, discusses, and delves into the scientific reasons why the growth mindset often helps motivate individuals, teams, and managers to accomplish more with greater grit, focus, and resilience.

Dan Rochefort

2025-05-21 04:27:10 Wednesday ET

Carol Dweck describes, discusses, and delves into the scientific reasons why the growth mindset often helps motivate individuals, teams, and managers to accomplish more with greater grit, focus, and resilience.

Carol Dweck describes, discusses, and delves into the scientific reasons why the growth mindset often helps motivate individuals, teams, and managers to acc

+See More

Anne Krueger explains why the Trump administration's current tariff tactics undermine the multilateral global trade system.

Fiona Sydney

2018-09-21 09:41:00 Friday ET

Anne Krueger explains why the Trump administration's current tariff tactics undermine the multilateral global trade system.

Former World Bank and IMF chief advisor Anne Krueger explains why the Trump administration's current tariff tactics undermine the multilateral global tr

+See More

William Easterly critiques several economic development policies and then indicates that bottom-up solutions often result in macro policy success in spite of nation states.

John Fourier

2023-05-07 10:27:00 Sunday ET

William Easterly critiques several economic development policies and then indicates that bottom-up solutions often result in macro policy success in spite of nation states.

William Easterly critiques several economic development policies and then indicates that bottom-up solutions often result in macro policy success in spite o

+See More

CNBC reports the Top 5 features of Apple's iPhone X.

Peter Prince

2017-09-13 10:35:00 Wednesday ET

CNBC reports the Top 5 features of Apple's iPhone X.

CNBC reports the Top 5 features of Apple's iPhone X. This new product release can be the rising tide that lifts all boats in Apple's upstream value

+See More

President Trump tweets that he asks the SEC to assess the practical implications of switching to a 6-month corporate disclosure cycle.

John Fourier

2018-08-17 11:45:00 Friday ET

President Trump tweets that he asks the SEC to assess the practical implications of switching to a 6-month corporate disclosure cycle.

In accordance with the extant corporate disclosure rules and requirements, all U.S. public corporations have to report their balance sheets, income statemen

+See More

Fundamental factors often reflect macroeconomic innovations and so help inform better stock investment decisions.

Jacob Miramar

2019-08-22 11:35:00 Thursday ET

Fundamental factors often reflect macroeconomic innovations and so help inform better stock investment decisions.

Fundamental factors often reflect macroeconomic innovations and so help inform better stock investment decisions. Nobel Laureate Eugene Fama and his long-ti

+See More