Nvidia's stock hits an all-time high, reaching a $4 trillion valuation amid AI dominance.

Nvidia's stock hit an all-time high this week, reaching a market value of over $4 trillion. The company, known for its dominance in AI technology, saw its shares climb 1,466% over five years. Despite strong financials and a 90% market share in AI GPUs, some investors worry about the stock’s high valuation and potential risks like competition and market demand. Still, many believe Nvidia's position in AI justifies its price, as the AI market is projected to grow significantly.