Can these hot stocks go even higher? Chip maker Nvidia (NVDA 2.57%) has been one of the great investing stories in tech over the past couple of years. With the emergence of OpenAI's ChatGPT and companies investing heavily in artificial intelligence (AI), Nvidia's business is booming as its chips play a big role in helping companies develop their own AI models. That business boom is helping the stock soar. In the past 12 months, its price is up about 238%. But as well as Nvidia's stock has done in the past y ...