Duolingo stock soars after earnings, forfeits roughly half its gains after OpenAI GPT-5 demo
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Duolingo's stock initially rose after the company released its earnings, but then gave up about half of those gains. The decline in stock price occurred after a demo of OpenAI's GPT-5 was shown. The stock's movement suggests that the OpenAI GPT-5 demo may have had a negative impact on investor sentiment towards Duolingo.