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 November 2025

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AYA finbuzz podcast offers fresh insights into the latest stock market topics and economic trends for better stock investment decisions.

Daphne Basel

2019-09-30 07:33:00 Monday ET

AYA finbuzz podcast offers fresh insights into the latest stock market topics and economic trends for better stock investment decisions.

AYA Analytica finbuzz podcast channel on YouTube September 2019 In this podcast, we discuss several topical issues as of September 2019: (1) Former

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Bidenomics better balances fiscal deficits and government expenditures with new corporate and capital income tax hikes.

Apple Boston

2021-08-01 07:26:00 Sunday ET

Bidenomics better balances fiscal deficits and government expenditures with new corporate and capital income tax hikes.

The Biden administration launches economic reforms in fiscal and monetary stimulus, global trade, finance, and technology. President Joe Biden proposes s

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Trump administration imposes 20%-50% tariffs on Turkish imports due to a recent spat over the detention of an American pastor.

Apple Boston

2018-08-11 14:35:00 Saturday ET

Trump administration imposes 20%-50% tariffs on Turkish imports due to a recent spat over the detention of an American pastor.

The Trump administration imposes 20%-50% tariffs on Turkish imports due to a recent spat over the detention of an American pastor, Andrew Brunson, in Turkey

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Value investment strategies make investors wiser like water with core fundamental factor analysis.

Jacob Miramar

2018-04-17 12:38:00 Tuesday ET

Value investment strategies make investors wiser like water with core fundamental factor analysis.

Value investment strategies make investors wiser like water with core fundamental factor analysis. Value investors tend to buy stocks below their intrinsic

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It can be practical for the U.S. to impose the 2% Warren wealth tax on the rich.

Dan Rochefort

2019-02-03 13:39:00 Sunday ET

It can be practical for the U.S. to impose the 2% Warren wealth tax on the rich.

It can be practical for the U.S. to impose the 2% wealth tax on the rich. Democratic Senator Elizabeth Warren proposes a 2% wealth tax on the richest Americ

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Amazon and Google face more intense antitrust scrutiny.

Apple Boston

2019-06-21 13:33:00 Friday ET

Amazon and Google face more intense antitrust scrutiny.

Amazon and Google face more intense antitrust scrutiny. In recent times, Justice Department and Federal Trade Commission have reached an internal agreement

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