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 13 December 2025

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Amy Chua and Jed Rubenfeld suggest that relatively successful ethnic groups exhibit common cultural traits in America.

Laura Hermes

2023-05-21 12:26:00 Sunday ET

Amy Chua and Jed Rubenfeld suggest that relatively successful ethnic groups exhibit common cultural traits in America.

Amy Chua and Jed Rubenfeld suggest that relatively successful ethnic groups exhibit common cultural traits in America. Amy Chua and Jed Rubenfeld (2015)

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The global market for GLP-1 weight-loss medications can grow substantially to benefit more than 1 billion people worldwide by 2030.

Monica McNeil

2025-10-31 12:26:00 Friday ET

The global market for GLP-1 weight-loss medications can grow substantially to benefit more than 1 billion people worldwide by 2030.

With respect to wider weight loss treatment and obesity treatment, the global market for GLP-1 medications now grows substantially to benefit more than 1 bi

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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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Today, tech titans continue to reshape and even disrupt global pharmaceutical investments for both better healthspan and longer lifespan.

John Fourier

2026-10-31 12:38:00 Saturday ET

Today, tech titans continue to reshape and even disrupt global pharmaceutical investments for both better healthspan and longer lifespan.

Today tech titans and billionaires continue to reshape global pharmaceutical investments for both better healthspan and longer lifespan. We discuss, desc

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Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Amazon (U.S. stock symbol: $AMZN).

Dan Rochefort

2025-09-14 14:23:00 Sunday ET

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Amazon (U.S. stock symbol: $AMZN).

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fund

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Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Apple (U.S. stock symbol: $AAPL).

Laura Hermes

2025-09-13 12:23:00 Saturday ET

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fundamental analysis of Apple (U.S. stock symbol: $AAPL).

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fund

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