A share sale catapulted OpenAI to a $500 billion valuation, making it the world’s most valuable startup and boosting investor confidence in AI. This news has driven the Nasdaq 100 and S&P 500 to record highs. Among impacted stocks, SoundHound AI (SOUN) has experienced significant volatility, with shares down 11.7% this year. Recent moves include key executives selling significant shares. Investors who bought at IPO would see a return of $2,374 on a $1,000 investment. Stay informed on stock movements by adding them to your StockStory watchlist for timely updates.

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