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 17 October 2026

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The global asset management industry is central to modern capitalism.

Amy Hamilton

2022-02-22 09:30:00 Tuesday ET

The global asset management industry is central to modern capitalism.

The global asset management industry is central to modern capitalism. Mutual funds, pension funds, sovereign wealth funds, endowment trusts, and asset ma

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Many eminent investors suggest that the time may be ripe for a major stock market correction.

Becky Berkman

2017-08-13 09:36:00 Sunday ET

Many eminent investors suggest that the time may be ripe for a major stock market correction.

Several investors and billionaires such as George Soros, Warren Buffett, Carl Icahn, and Howard Marks suggest that the time may be ripe for a major financia

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President Trump warns Google, Facebook, and Twitter that these tech titans now tread on troublesome territory.

Daphne Basel

2018-08-25 12:33:00 Saturday ET

President Trump warns Google, Facebook, and Twitter that these tech titans now tread on troublesome territory.

President Trump warns Google, Facebook, and Twitter that these tech titans now tread on troublesome territory. Specifically, Trump accuses Google of rigging

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Federal Reserve publishes its inaugural flagship financial stability report.

Peter Prince

2018-12-05 09:38:00 Wednesday ET

Federal Reserve publishes its inaugural flagship financial stability report.

Federal Reserve publishes its inaugural flagship financial stability report. Fed Chair Jerome Powell applauds both low inflation (2%) and low unemployment (

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Lucian Bebchuk and Jesse Fried critique that executive pay often cannot help explain the stock return and operational performance of most corporations.

Daisy Harvey

2023-07-28 11:28:00 Friday ET

Lucian Bebchuk and Jesse Fried critique that executive pay often cannot help explain the stock return and operational performance of most corporations.

Lucian Bebchuk and Jesse Fried critique that executive pay often cannot help explain the stock return and operational performance of most U.S. public corpor

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Brent crude oil prices spike to $70-$75 per barrel after the Trump administration stops waiving economic sanctions on Iran.

Jacob Miramar

2019-05-13 12:38:00 Monday ET

Brent crude oil prices spike to $70-$75 per barrel after the Trump administration stops waiving economic sanctions on Iran.

Brent crude oil prices spike to $70-$75 per barrel after the Trump administration stops waiving economic sanctions on Iranian oil exports. U.S. State Secret

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