Shares of Nvidia (NASDAQ: NVDA) were sinking Wednesday. The company's stock fell 6.2% as of 2:20 p.m. ET, but lost as much as 6.9% earlier in the day. The move comes as the S&P 500 (SNPINDEX: ^GSPC) and Nasdaq Composite (NASDAQINDEX: ^IXIC) lost 0.

Since the start of 2023, Nvidia 's (NASDAQ: NVDA) stock has gained an astronomical 906% as of the time of writing. It's also right around its all-time high right now, but these two facts may scare some investors off. The common thought is, "Nvidia has risen so much already; how can it increase more?"

DeepSeek's cheap AI model represents a big crack in Nvidia's growth story. It's not enough on its own to derail the AI king. However, when cheap AI models are combined with the very real prospect that AI models just aren't going to get much more capable from here, the basis for Nvidia's stratospheric market value falls apart.

Shares of chipmaker Nvidia (NVDA) plummeted 17% on Monday and lost nearly $600 billion in market value. The decline was triggered by the

Nvidia stock (NVDA) rose modestly early Tuesday. That put the shares on course to recoup a little bit of the ground lost in the previous session's 17% crash, which was fueled by concerns about China's DeepSeek.

Shares of Nvidia ( NVDA 8.93%) surged higher on Tuesday, after taking it on the chin Monday. The maker of graphics processing units (GPUs) used for artificial intelligence (AI) applications gained as much as 7.2%. As of 1:30 p.m. ET, the stock was still up 7.1%.