Berkshire Hathaway Inc. (NYSE:BRK.B)

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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 16 May 2026

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Warren Buffett points out that many people misunderstand his stock investment method in several ways.

Jonah Whanau

2017-06-21 05:36:00 Wednesday ET

Warren Buffett points out that many people misunderstand his stock investment method in several ways.

In his latest Berkshire Hathaway annual letter to shareholders, Warren Buffett points out that many people misunderstand his stock investment method in seve

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American allies assist AT&T and Verizon in implementing 5G telecommunication technology.

Daisy Harvey

2019-01-01 03:34:48 Tuesday ET

American allies assist AT&T and Verizon in implementing 5G telecommunication technology.

American allies assist AT&T and Verizon in implementing 5G telecommunication technology in the U.S. as such allies ban the use of HuaWei 5G telecom equi

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President Trump criticizes the potential media merger between AT&T and Time Warner.

Chanel Holden

2017-11-05 09:45:00 Sunday ET

President Trump criticizes the potential media merger between AT&T and Time Warner.

President Trump criticizes the potential media merger between AT&T and Time Warner, the latter of which owns the anti-Trump media network CNN. President

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Warren Buffett places his $58 billion stock bets on Apple, American Express, and Goldman Sachs.

Rose Prince

2019-04-05 08:25:00 Friday ET

Warren Buffett places his $58 billion stock bets on Apple, American Express, and Goldman Sachs.

Warren Buffett places his $58 billion stock bets on Apple, American Express, and Goldman Sachs. Berkshire Hathaway owns $18 billion equity stakes in America

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The Sino-American trade war may slash global GDP by $600 billion.

Monica McNeil

2019-06-15 10:28:00 Saturday ET

The Sino-American trade war may slash global GDP by $600 billion.

The Sino-American trade war may slash global GDP by $600 billion. If the Trump administration imposes tariffs on all the Chinese imports and China retaliate

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Fed Chair Jay Powell suggests that the recent surge in U.S. business debt poses moderate risks to the economy.

Laura Hermes

2019-06-05 10:34:00 Wednesday ET

Fed Chair Jay Powell suggests that the recent surge in U.S. business debt poses moderate risks to the economy.

Fed Chair Jay Powell suggests that the recent surge in U.S. business debt poses moderate risks to the economy. Many corporate treasuries now carry about 40%

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