Ambac Financial Group, Inc. (NASDAQ:AMBC)

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Ambac Financial Group, Inc. is a holding company which provides financial guarantees and other financial services to clients in both the public and private sectors globally, through its subsidiaries. It provides financial guarantee insurance and other credit enhancement products, such as credit derivatives, financial and investment products, including investment agreements, derivative products and funding conduits. Ambac Financial Group, Inc. is headquartered in New York City, United States....

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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 29 November 2025

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Warren Buffett offloads a few stocks from the Berkshire Hathaway portfolio in November 2018.

Peter Prince

2018-11-27 10:37:00 Tuesday ET

Warren Buffett offloads a few stocks from the Berkshire Hathaway portfolio in November 2018.

Warren Buffett offloads a few stocks from the Berkshire Hathaway portfolio in mid-November 2018. The latest S.E.C. report shows that the Oracle of Omaha sol

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Daniel Goleman explains why working with emotional intelligence helps hone our social skills for smarter, better, and more effective leaders, teams, and organizations in modern life, business, innovation, and entrepreneurship.

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Daniel Goleman explains why working with emotional intelligence helps hone our social skills for smarter, better, and more effective leaders, teams, and organizations in modern life, business, innovation, and entrepreneurship.

Former New York Times science author and Harvard psychologist Daniel Goleman explains why working with emotional intelligence helps hone our social skills f

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Microsoft acquires GitHub, a software development platform that has been widely shared-and-used by 28 million programmers worldwide.

Joseph Corr

2018-06-04 08:38:00 Monday ET

Microsoft acquires GitHub, a software development platform that has been widely shared-and-used by 28 million programmers worldwide.

Microsoft acquires GitHub, a software development platform that has been widely shared-and-used by more than 28 million programmers worldwide. GitHub's

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AYA Analytica podcast provides fresh insights into the latest stock market news, economic trends, and investment portfolio strategies.

Andy Yeh Alpha

2018-12-29 09:32:00 Saturday ET

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Andy Yeh Alpha (AYA) AYA Analytica financial health memo (FHM) podcast channel on YouTube December 2018 AYA Analytica is our online regular podcast and news

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Addendum on USPTO fintech patent protection and accreditation

Andy Yeh Alpha

2023-01-11 09:26:00 Wednesday ET

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Addendum on USPTO fintech patent protection and accreditation As of early-January 2023, the U.S. Patent and Trademark Office (USPTO) has approved our U.S

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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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