All of this suggests Nvidia may have a good deal of positive news to report on Nov. 20, and that may help the stock soar in the weeks ahead.

We'll learn more on Wednesday, but there are plenty of reasons to buy Nvidia's stock ahead of time. While there's always a chance something disappointing could be revealed, Nvidia currently appears to be in too strong a position to meaningfully change its trajectory over the long term. Here are three reasons why Nvidia's stock is a buy today.

Semiconductor company Nvidia (NASDAQ: NVDA) has become the quintessential artificial intelligence (AI) stock for many investors. Since ChatGPT launched in late 2022, Nvidia shares have surged about 950%,

NVIDIA's valuation largely rides on AI hype. Its P/E ratio of ~90 reflects immense growth expectations, similar to speculative meme stocks but grounded in real demand. Reddit skeptics warn that NVIDIA's dominance and AI's growth are uncertain,