Nvidia Stock Is Pulling Back Today. Here's Why Investors Are Nervous.

Something is spooking Nvidia (NVDA -2.01%) investors today. Shares dropped almost 5% in early trading and were still lower by 2.7% as of 1:10 p.m. ET.It's actually more than one thing putting pressure on Nvidia shares. First, investors got a business update from server manufacturer Super Micro Computer last night, where the artificial intelligence (AI) player slashed its guidance. Then one Wall Street analyst piled on the fear with a "sell" recommendation on Nvidia. That was based on some of the same concer ...