Tortoise Acquisition Corp. (NYSE:SHLL)

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

Tortoise Acquisition Corp. is a blank check company. It aims to acquire one or more businesses and assets, via a merger, capital stock exchange, asset acquisition, stock purchase or reorganization. Tortoise Acquisition Corp. is based in New York, 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 6 June 2026

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Elizabeth Warren warns of Trump financial reforms that shake up the 5 key pillars of bank regulation.

Dan Rochefort

2017-11-19 08:37:00 Sunday ET

Elizabeth Warren warns of Trump financial reforms that shake up the 5 key pillars of bank regulation.

In 2000, a former law professor at Harvard proposed establishing the Financial Product Safety Commission in order to protect consumer rights in the provisio

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British Prime Minister Theresa May faces her landslide defeat in the parliamentary vote 432-to-202 against her Brexit deal.

Charlene Vos

2019-01-27 12:39:00 Sunday ET

British Prime Minister Theresa May faces her landslide defeat in the parliamentary vote 432-to-202 against her Brexit deal.

British Prime Minister Theresa May faces her landslide defeat in the parliamentary vote 432-to-202 against her Brexit deal. British Parliament rejects the M

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We can learn much from the frugal habits and lifestyles of several billionaires.

Joseph Corr

2016-10-01 00:00:00 Saturday ET

We can learn much from the frugal habits and lifestyles of several billionaires.

We can learn much from the frugal habits and lifestyles of several billionaires on earth. Warren Buffett, Chairman and CEO of Berkshire Hathaway, still l

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Janet Yellen worries about U.S. government debt accumulation, expects new interest rate increases, and warns of the next economic recession.

Amy Hamilton

2018-11-05 10:40:00 Monday ET

Janet Yellen worries about U.S. government debt accumulation, expects new interest rate increases, and warns of the next economic recession.

Former Fed Chair Janet Yellen worries about U.S. government debt accumulation, expects new interest rate increases, and warns of the next economic recession

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Bank leverage and capital bias adjustment through the macroeconomic cycle

Fiona Sydney

2023-12-04 12:30:00 Monday ET

Bank leverage and capital bias adjustment through the macroeconomic cycle

Bank leverage and capital bias adjustment through the macroeconomic cycle   Abstract We assess the quantitative effects of the recent proposal

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A brief biography of Dr Andy Yeh

Andy Yeh Alpha

2023-06-19 10:31:00 Monday ET

A brief biography of Dr Andy Yeh

A brief biography of Dr Andy Yeh (PhD, MFE, MMS, BMS, FRM, and USPTO patent accreditation) Dr Andy Yeh is responsible for ensuring maximum sustainable me

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