Nvidia ( NVDA 0.53%) is one of the hottest stocks on the market today. Over the past five years, Nvidia shares have soared in value by nearly 1,500%, including another 20% in the last 12 months. Think the run is over? Think again. Nvidia stock remains far cheaper than most investors realize due to one critical factor.

Nvidia briefly eclipsed a $4 trillion valuation on Wednesday. Nvidia's growth is closely tied to the expansion of AI data centers. Investors need to see Nvidia's growth stay rapid to justify its stock price.

Nvidia’s climb also made the chip maker briefly the world’s first company with a market value of $4 trillion. Wednesday’s milestone came barely two years after the Santa Clara, Calif.-based company, led by Chief Executive Jensen Huang, notched a $1 trillion closing valuation for the first time.

The company is benefiting from high demand for computing power to support AI training and inferencing. Over the past couple of years, Nvidia (NASDAQ: NVDA) and Palantir Technologies (NASDAQ: PLTR) have both shown their strengths in artificial intelligence (AI) -- and as a result,

Many investors may wonder if shares have gotten too expensive to buy. Don't be fooled: Nvidia stock is still reasonably priced. Get the story here.

A Citi analyst sees Nvidia’s stock rising another 20% as the AI opportunity swells further, but he notes the risk of potential new geopolitical restrictions ahead.

Nvidia CEO Jensen Huang has caught up with Berkshire Hathaway’s Warren Buffett in net worth, according to analysis from Fortune and Bloomberg.

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