Duolingo Inc. Class A Common Stock (NASDAQ:DUOL)

Real-time price: | Most recent change:0.00%

Duolingo Inc. provides mobile language learning platform. Duolingo Inc. is based in PITTSBURGH....

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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 10 January 2026

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It may be illegal for institutional investors to buy-and-hold large equity stakes in a less competitive industry with high market concentration.

Olivia London

2017-11-27 07:39:00 Monday ET

It may be illegal for institutional investors to buy-and-hold large equity stakes in a less competitive industry with high market concentration.

Is it anti-competitive and illegal for passive indexers and mutual funds to place large stock bets in specific industries with high market concentration? Ha

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A brief biography of Andy Yeh

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2020-11-22 11:30:00 Sunday ET

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A brief biography of Andy Yeh Andy Yeh is responsible for ensuring maximum sustainable member growth within the Andy Yeh Alpha (AYA) fintech network pla

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New Keynesian monetary policy framework

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Timothy Geithner shares his reflections on the post-crisis macro financial stress tests for U.S. banks.

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Timothy Geithner shares his reflections on the post-crisis macro financial stress tests for U.S. banks.

Timothy Geithner shares his reflections on the post-crisis macro financial stress tests for U.S. banks. Timothy Geithner (2014)   Macrofinanci

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Warren Buffett approves Berkshire Hathaway to implement new meaningful stock repurchases.

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2018-11-15 12:35:00 Thursday ET

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Warren Buffett approves Berkshire Hathaway to implement new meaningful stock repurchases. Buffett sends a positive signal to the stock market with the Berks

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Reuters polls show that most Americans blame President Trump for the recent U.S. government shutdown.

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2019-01-05 11:39:00 Saturday ET

Reuters polls show that most Americans blame President Trump for the recent U.S. government shutdown.

Reuters polls show that most Americans blame President Trump for the recent U.S. government shutdown. President Trump remains adamant about having to shut d

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