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 9 May 2026

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The Trump administration imposes 10% tariffs on $200 billion Chinese imports.

James Campbell

2018-09-19 12:38:00 Wednesday ET

The Trump administration imposes 10% tariffs on $200 billion Chinese imports.

The Trump administration imposes 10% tariffs on $200 billion Chinese imports and expects to raise these tariffs to 25% additional duties toward the end of t

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Financial institutions benefit from higher equity risk premiums and interest rate spreads.

Charlene Vos

2017-04-01 06:40:00 Saturday ET

Financial institutions benefit from higher equity risk premiums and interest rate spreads.

With the current interest rate hike, large banks and insurance companies are likely to benefit from higher equity risk premiums and interest rate spreads.

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JPMorgan Chase CEO Jamie Dimon views wealth inequality as a major economic problem in America.

Monica McNeil

2019-12-19 14:43:00 Thursday ET

JPMorgan Chase CEO Jamie Dimon views wealth inequality as a major economic problem in America.

JPMorgan Chase CEO Jamie Dimon views wealth inequality as a major economic problem in America. Dimon now warns that the rich Americans have been getting wea

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The new Fed chairman Jerome Powell faces a new challenge in the form of core CPI rate hikes toward 1.8%-2.1%.

Laura Hermes

2018-02-07 06:38:00 Wednesday ET

The new Fed chairman Jerome Powell faces a new challenge in the form of core CPI rate hikes toward 1.8%-2.1%.

The new Fed chairman Jerome Powell faces a new challenge in the form of both core CPI and CPI inflation rate hikes toward 1.8%-2.1% year-over-year with stro

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Stock Synopsis: Pharmaceutical post-pandemic patent development cycle

John Fourier

2024-05-05 10:31:00 Sunday ET

Stock Synopsis: Pharmaceutical post-pandemic patent development cycle

Stock Synopsis: Pharmaceutical post-pandemic patent development cycle In terms of stock market valuation, the major pharmaceutical sector remains at its

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The Trump administration still expects to reach a Sino-U.S. trade agreement with better intellectual property protection and enforcement.

Apple Boston

2019-05-11 10:28:00 Saturday ET

The Trump administration still expects to reach a Sino-U.S. trade agreement with better intellectual property protection and enforcement.

The Trump administration still expects to reach a Sino-U.S. trade agreement with a better mechanism for intellectual property protection and enforcement. Pr

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