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 December 2025

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Conor McGregor learns a major money lesson from LeBron James.

Daisy Harvey

2019-08-07 12:33:00 Wednesday ET

Conor McGregor learns a major money lesson from LeBron James.

Conor McGregor learns a major money lesson from LeBron James. This lesson suggests that James spends about $1.5 million on his own body each year. The $1.5

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Amazon acquires an Internet pharmacy PillPack in order to better compete with Walgreens and many other drug distributors.

Peter Prince

2018-06-29 11:41:00 Friday ET

Amazon acquires an Internet pharmacy PillPack in order to better compete with Walgreens and many other drug distributors.

Amazon acquires an Internet pharmacy PillPack in order to better compete with Walgreens Boots Alliance, CVS Health, Rite Aid, and many other drug distributo

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Several recent events explain why Trump may undermine multilateral world order.

Joseph Corr

2018-06-03 07:35:00 Sunday ET

Several recent events explain why Trump may undermine multilateral world order.

Several recent events explain why Trump may undermine multilateral world order. First, Trump withdraws the U.S. from the 12-nation Trans-Pacific Partnership

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Japanese prime minister Shinzo Abe outlines the main economic priorities for the G20 summit in Osaka, Japan.

Laura Hermes

2019-07-13 07:17:00 Saturday ET

Japanese prime minister Shinzo Abe outlines the main economic priorities for the G20 summit in Osaka, Japan.

Japanese prime minister Shinzo Abe outlines the main economic priorities for the G20 summit in Osaka, Japan. First, Asian countries need to forge the key Re

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President Trump criticizes the WTO and proposes indexing capital gains taxes to inflation for U.S. investors.

Charlene Vos

2018-08-29 10:37:00 Wednesday ET

President Trump criticizes the WTO and proposes indexing capital gains taxes to inflation for U.S. investors.

In an exclusive interview with Bloomberg, President Trump criticizes the World Trade Organization (WTO), proposes indexing capital gains taxes to inflation

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President Trump signs an executive order to freeze federal employee pay in early-2019.

Rose Prince

2019-01-06 08:39:00 Sunday ET

President Trump signs an executive order to freeze federal employee pay in early-2019.

President Trump signs an executive order to freeze federal employee pay in early-2019. Federal employees face furlough or work without pay due to the govern

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