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)....

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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 26 September 2026

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Capital gravitates toward key profitable mutual funds until the marginal asset return equilibrates near the core stock market benchmark.

Peter Prince

2019-07-27 17:37:00 Saturday ET

Capital gravitates toward key profitable mutual funds until the marginal asset return equilibrates near the core stock market benchmark.

Capital gravitates toward key profitable mutual funds until the marginal asset return equilibrates near the core stock market benchmark. As Stanford finance

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President Trump poses new threats to Fed Chair monetary policy independence again.

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President Trump poses new threats to Fed Chair monetary policy independence again.

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Fed Chair Jerome Powell sees a remarkably positive outlook for the U.S. economy in early-October 2018.

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2018-10-03 11:37:00 Wednesday ET

Fed Chair Jerome Powell sees a remarkably positive outlook for the U.S. economy in early-October 2018.

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Thomas Piketty frames economic inequality as a global phenomenon.

Apple Boston

2017-01-11 11:38:00 Wednesday ET

Thomas Piketty frames economic inequality as a global phenomenon.

Thomas Piketty's recent new book *Capital in the Twenty-First Century* frames income and wealth inequality now as a global economic phenomenon. When

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President Trump hails and touts America's new high real GDP economic growth in mid-2018.

Daisy Harvey

2018-07-25 11:41:00 Wednesday ET

President Trump hails and touts America's new high real GDP economic growth in mid-2018.

President Trump hails and touts America's new high real GDP economic growth in 2018Q2. The U.S. is now a $20+ trillion economy, and America hits this mi

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OPEC countries have cut the global glut of oil production in order to boost the oil price in recent years.

Monica McNeil

2018-05-11 09:37:00 Friday ET

OPEC countries have cut the global glut of oil production in order to boost the oil price in recent years.

OPEC countries have cut the global glut of oil production in recent years while the resultant oil price has surged from $30 to $78 per barrel from 2015 to 2

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