NVIDIA Corporation NVDA has been around for decades. However, with the advent of artificial intelligence (AI), the company has witnessed explosive business growth. In the past year, NVDA stock has surged 149%, becoming one of the top S&P 500 performers of 2024.

SoundHound AI (NASDAQ: SOUN) stock was one of the market's biggest winners in 2024. The company's share price skyrocketed 835.8% across last year's trading, according to data from S&P Global Market Intelligence.

Two hot stocks in this sector are Palantir Technologies (NASDAQ: PLTR) and SoundHound AI (NASDAQ: SOUN). Palantir's shares had surged by more than 300% over the prior 12 months, while SoundHound had skyrocketed by 600%.

The company's share price was up 11% as of 11 a.m. ET and had been up as much as 14.9% earlier in the daily session. Meanwhile, the S&P 500 index was up 1.6% and the Nasdaq Composite index was up 2.1%.

SoundHound AI ( SOUN -0.23%), which is a leader in conversational AI. SoundHound AI stock was the top performer on that list in 2024, with a massive gain of 835%. But it's off to a very rocky start in 2025 -- last week (ended Friday, Jan. 10), its price plunged by 32% as investors trimmed their bets on stocks with elevated valuations.