Perma-Pipe International Holdings Inc. Common Stock (NASDAQ:PPIH)

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Perma-Pipe International Holdings, Inc. is a manufacturer of pre-insulated piping systems for District Heating and Cooling in North America. The Company offers process, secondary contained, leak detection, steam and condensate piping systems. Perma-Pipe International Holdings Inc., formerly known as MFRI INC., is based in Niles, 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 11 October 2025

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

James Campbell

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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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Most artificial intelligence applications cannot figure out the intricate nuances of natural language and facial recognition.

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2019-09-01 10:31:00 Sunday ET

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IMF chief economist Gita Gopinath indicates that competitive currency devaluation may be an ineffective solution to improving export prospects.

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IMF chief economist Gita Gopinath indicates that competitive currency devaluation may be an ineffective solution to improving export prospects. In the form

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Ivanka Trump softens her father's brash and combative image with a social agenda toward female empowerment.

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To complement President Trump's pro-business economic policies such as low taxation, new infrastructure, greater job creation, and technological in

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It can be practical for the U.S. to impose the 2% Warren wealth tax on the rich.

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It can be practical for the U.S. to impose the 2% Warren wealth tax on the rich.

It can be practical for the U.S. to impose the 2% wealth tax on the rich. Democratic Senator Elizabeth Warren proposes a 2% wealth tax on the richest Americ

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