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 29 August 2026

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The social media factor serves as a new measure of investor sentiment in addition to the fundamental factors.

Rose Prince

2017-05-07 06:39:00 Sunday ET

The social media factor serves as a new measure of investor sentiment in addition to the fundamental factors.

While the original five-factor asset pricing model arises from a quasi-lifetime of top empirical research by Nobel Laureate Eugene Fama and his long-time co

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Blackrock asset research director Andrew Ang shares his economic insights into fundamental factors for global asset management.

Apple Boston

2019-07-29 11:33:00 Monday ET

Blackrock asset research director Andrew Ang shares his economic insights into fundamental factors for global asset management.

Blackrock asset research director Andrew Ang shares his economic insights into fundamental factors for global asset management. As Ang indicates in an inter

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The unique controversial management style of Steve Jobs helps translate his business acumen into smart product development.

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2020-03-26 10:31:00 Thursday ET

The unique controversial management style of Steve Jobs helps translate his business acumen into smart product development.

The unique controversial management style of Steve Jobs helps translate his business acumen into smart product development. Jay Elliot (2012) Leading

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Corporate ownership governance theory and practice

Monica McNeil

2022-04-25 10:34:00 Monday ET

Corporate ownership governance theory and practice

Corporate ownership governance theory and practice  The genesis of modern corporate governance and ownership studies traces back to the seminal work

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Federal Reserve institutes the third interest rate cut with a rare pause signal.

Daisy Harvey

2019-12-10 09:30:00 Tuesday ET

Federal Reserve institutes the third interest rate cut with a rare pause signal.

Federal Reserve institutes the third interest rate cut with a rare pause signal. The Federal Open Market Committee (FOMC) reduces the benchmark interest rat

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Central bank independence remains important for core inflation containment in the current age of political populism.

Jonah Whanau

2019-04-21 10:07:54 Sunday ET

Central bank independence remains important for core inflation containment in the current age of political populism.

Central bank independence remains important for core inflation containment in the current age of political populism. In accordance with the dual mandate of

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