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 28 March 2026

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China turns on its 5G telecom networks in the hot pursuit of global tech supremacy.

Becky Berkman

2019-12-07 11:30:00 Saturday ET

China turns on its 5G telecom networks in the hot pursuit of global tech supremacy.

China turns on its 5G telecom networks in the hot pursuit of global tech supremacy. China Telecom, China Unicom, and China Mobile disclose 5G fees of $18-$2

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AYA free finbuzz analytic report on the U.S. top tech titans FAMGA Spring-Summer 2020

Chanel Holden

2020-05-05 09:31:00 Tuesday ET

AYA free finbuzz analytic report on the U.S. top tech titans FAMGA Spring-Summer 2020

Our fintech finbuzz analytic report shines fresh light on the fundamental prospects of U.S. tech titans Facebook, Apple, Microsoft, Google, and Amazon (F.A.

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Netflix raises its prices by 13% to 18% for U.S. subscribers.

Chanel Holden

2019-01-25 13:34:00 Friday ET

Netflix raises its prices by 13% to 18% for U.S. subscribers.

Netflix raises its prices by 13% to 18% for U.S. subscribers. The immediate stock market price soars 6.5% as a result of this upward price adjustment. The b

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New York Fed CEO John Williams sees no need to raise the interest rate unless economic growth or inflation rises to a high gear.

Joseph Corr

2019-02-28 12:39:00 Thursday ET

New York Fed CEO John Williams sees no need to raise the interest rate unless economic growth or inflation rises to a high gear.

New York Fed CEO John Williams sees no need to raise the interest rate unless economic growth or inflation rises to a high gear. After raising the interest

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Agile lean enterprises remain flexible and capable of reinvention in light of new megatrends such as digitization and servitization.

Amy Hamilton

2020-10-20 09:36:00 Tuesday ET

Agile lean enterprises remain flexible and capable of reinvention in light of new megatrends such as digitization and servitization.

Agile lean enterprises remain flexible and capable of reinvention in light of new megatrends such as digitization and servitization. Shane Cragun and Kat

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Tax policy pluralism for addressing special interests

Monica McNeil

2023-12-08 08:28:00 Friday ET

Tax policy pluralism for addressing special interests

Tax policy pluralism for addressing special interests Economists often praise as pluralism the interplay of special interest groups in public policy. In

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