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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 24 January 2026

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Apple releases the new iOS 13 smartphone features.

John Fourier

2019-07-01 12:35:00 Monday ET

Apple releases the new iOS 13 smartphone features.

Apple releases the new iOS 13 smartphone features. These features include Dark Mode, Audio Share, Memoji, better privacy protection, smart photo collection,

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Generative artificial intelligence (Gen AI) uses large language models (LLM) to create online contents with better human productivity.

Monica McNeil

2024-10-31 09:26:00 Thursday ET

Generative artificial intelligence (Gen AI) uses large language models (LLM) to create online contents with better human productivity.

Generative artificial intelligence (Gen AI) uses large language models (LLM) and content generation tools to enhance human lives with better productivity.

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Jim Cramer provides 5 key reasons against the purchase and use of cryptocurrencies such as Bitcoin, Ethereum, and Ripple.

Becky Berkman

2017-11-23 10:42:00 Thursday ET

Jim Cramer provides 5 key reasons against the purchase and use of cryptocurrencies such as Bitcoin, Ethereum, and Ripple.

As the TV host of Mad Money, Jim Cramer provides 5 key reasons against the purchase and use of cryptocurrencies such as Bitcoin. First, no one knows the ano

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Citron Research short-sellers initiate a class-action lawsuit against Tesla and its executive chairman Elon Musk.

Monica McNeil

2018-09-05 08:34:00 Wednesday ET

Citron Research short-sellers initiate a class-action lawsuit against Tesla and its executive chairman Elon Musk.

Citron Research short-sellers initiate a class-action lawsuit against Tesla and its executive chairman Elon Musk because he might have deliberately orchestr

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Geopolitical alignment often reshapes and reinforces asset market fragmentation in the broader context of financial deglobalization.

Olivia London

2025-07-01 13:35:00 Tuesday ET

Geopolitical alignment often reshapes and reinforces asset market fragmentation in the broader context of financial deglobalization.

In recent times, financial deglobalization and asset market fragmentation can cause profound public policy implications for trade, finance, and technology w

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CNBC news anchor Becky Quick interviews Warren Buffett in early-2019.

James Campbell

2019-04-07 13:39:00 Sunday ET

CNBC news anchor Becky Quick interviews Warren Buffett in early-2019.

CNBC news anchor Becky Quick interviews Warren Buffett in early-2019. Buffett explains the fact that book value fluctuations are a metric that has lost rele

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