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 January 2026

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Apple pursues an early harvest strategy that focuses on extracting healthy profits from the Mac, iPhone, and iPad.

Monica McNeil

2017-05-01 09:45:00 Monday ET

Apple pursues an early harvest strategy that focuses on extracting healthy profits from the Mac, iPhone, and iPad.

Apple now pursues an early harvest strategy that focuses on extracting healthy profits from a relatively static market for the Mac, iPhone, and iPad, all of

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Netflix has an unsustainable business model in the meantime.

Becky Berkman

2019-05-02 13:30:00 Thursday ET

Netflix has an unsustainable business model in the meantime.

Netflix has an unsustainable business model in the meantime. Netflix maintains a small premium membership fee of $9-$14 per month for its unique collection

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U.S. inflation has become sustainably less than the 2% policy target in recent years.

Jonah Whanau

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U.S. inflation has become sustainably less than the 2% policy target in recent years. As Harvard macro economist Robert Barro indicates, U.S. inflation has

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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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We can decipher valuable lessons from the annual letters to shareholders written by Amazon CEO Jeff Bezos.

Becky Berkman

2019-07-19 18:40:00 Friday ET

We can decipher valuable lessons from the annual letters to shareholders written by Amazon CEO Jeff Bezos.

We can decipher valuable lessons from the annual letters to shareholders written by Amazon CEO Jeff Bezos. Amazon is highly customer-centric because the wor

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Our proprietary alpha investment model outperforms most stock market indexes from 2017 to 2025.

James Campbell

2025-02-02 11:28:00 Sunday ET

Our proprietary alpha investment model outperforms most stock market indexes from 2017 to 2025.

Our proprietary alpha investment model outperforms most stock market indexes from 2017 to 2025. Our proprietary alpha investment model outperforms the ma

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