VisionSys AI Inc American Depositary Shares (NASDAQ:VSA)

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Tarena International, Inc. is a provider of professional education services in China. The Company specializes in Information Technology professional education services including classroom training. It offers education courses in nine IT subjects, such as Java, C++, software testing, PHP, embedded, Android, .NET, iOS, and Linux and network engineering; and two non-IT subjects comprising digital art, and online sales and marketing through live distance instruction, classroom-based tutoring, and online learning modules. Tarena International, Inc. is headquartered in Beijing, the People's Republic of China....

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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 11 October 2025

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Former White House chief economic advisor Gary Cohn points out that there is no instant cure for the Sino-U.S. trade dilemma.

Rose Prince

2018-11-23 09:39:00 Friday ET

Former White House chief economic advisor Gary Cohn points out that there is no instant cure for the Sino-U.S. trade dilemma.

Former White House chief economic advisor Gary Cohn points out that there is no instant cure for the Sino-U.S. trade dilemma. After the U.S. midterm electio

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Innovative investment theory and practice

Olivia London

2022-05-15 10:29:00 Sunday ET

Innovative investment theory and practice

Innovative investment theory and practice Corporate investment can be in the form of real tangible investment or intangible investment. The former conce

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What are the mainstream technological advances in the global auto industry?

Chanel Holden

2024-04-30 09:30:00 Tuesday ET

What are the mainstream technological advances in the global auto industry?

With clean and green energy resources and electric vehicles, the global auto industry now navigates at a newer and faster pace. Both BYD and Tesla have

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Goldman Sachs follows the timeless business principles and best practices in financial market design and investment management.

Chanel Holden

2020-02-26 09:30:00 Wednesday ET

Goldman Sachs follows the timeless business principles and best practices in financial market design and investment management.

Goldman Sachs follows the timeless business principles and best practices in financial market design and investment management. William Cohan (2011) M

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President Trump now agrees to cease fire in the trade conflict with the European Union.

Laura Hermes

2018-07-23 07:41:00 Monday ET

President Trump now agrees to cease fire in the trade conflict with the European Union.

President Trump now agrees to cease fire in the trade conflict with the European Union. Both sides can work together towards *zero tariffs, zero non-tariff

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Apple upstream suppliers such as Foxconn and Pegatron experience sharp share price declines during the Christmas 2017 holiday quarter.

Jacob Miramar

2018-11-21 11:36:00 Wednesday ET

Apple upstream suppliers such as Foxconn and Pegatron experience sharp share price declines during the Christmas 2017 holiday quarter.

Apple upstream suppliers from Foxconn and Pegatron to Radiance and Lumentum experience sharp share price declines during the Christmas 2017 holiday quarter.

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