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 26 September 2026

Blog+More

Nobel Laureate Paul Milgrom explains the U.S. incentive auction of wireless spectrum allocation from TV broadcasters to telecoms.

Rose Prince

2023-11-21 11:32:00 Tuesday ET

Nobel Laureate Paul Milgrom explains the U.S. incentive auction of wireless spectrum allocation from TV broadcasters to telecoms.

Nobel Laureate Paul Milgrom explains the U.S. incentive auction of wireless spectrum allocation from TV broadcasters to telecoms. Paul Milgrom (2019)

+See More

Michael Woodford provides the theoretical foundations of monetary policy rules in ever more efficient financial markets.

Fiona Sydney

2023-09-07 11:30:00 Thursday ET

Michael Woodford provides the theoretical foundations of monetary policy rules in ever more efficient financial markets.

Michael Woodford provides the theoretical foundations of monetary policy rules in ever more efficient financial markets. Michael Woodford (2003)  

+See More

AT&T wins court approval to take over Time Warner with a trademark $85 billion bid despite the Trump prior dissent due to antitrust concerns.

Chanel Holden

2018-06-07 10:36:00 Thursday ET

AT&T wins court approval to take over Time Warner with a trademark $85 billion bid despite the Trump prior dissent due to antitrust concerns.

AT&T wins court approval to take over Time Warner with a trademark $85 billion bid despite the Trump administration prior dissent due to antitrust conce

+See More

Ford and Baidu team up to test autonomous cars in China.

Jonah Whanau

2018-11-01 08:36:00 Thursday ET

Ford and Baidu team up to test autonomous cars in China.

Ford and Baidu team up to test autonomous cars in China. For the next few years, Ford and Baidu plan to collaborate on the car design and user acceptance te

+See More

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Uber Technologies (U.S. stock symbol: $UBER).

Daphne Basel

2025-10-10 12:31:00 Friday ET

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Uber Technologies (U.S. stock symbol: $UBER).

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fund

+See More

Stock Synopsis: Life insurers emphasize profit margins over sales growth rates.

Fiona Sydney

2024-05-27 03:23:34 Monday ET

Stock Synopsis: Life insurers emphasize profit margins over sales growth rates.

Stock Synopsis: Life insurers emphasize profit margins over sales growth rates. We review and analyze the recent market share data in the U.S. life insur

+See More