Retail investors bought a net $562 million of Nvidia stock on Monday, the largest single-day inflow in at least 10 years, VandaTrack said.

DeepSeek stunned the tech world with the release of its R1 "reasoning" model, matching or exceeding OpenAI's reasoning model for a fraction of the cost.

Nvidia’s AI leadership remains intact, despite DeepSeek concerns. Read why NVDA stock’s steep drop represents a great opportunity for long-term investors.

Chinese startup DeepSeek has achieved what many (including experts) thought impossible: create a foundational, competitive AI model for just $5.6 million. By comparison, OpenAI’s unreleased GPT-5 (codenamed “Orion”) reportedly requires $500 million for six months of training.

What just happened to Nvidia — and the S&P 500 as a whole, really — embodies so much of the uncertainty surrounding the global AI war. But where Big Tech may be failing, opportunities are opening up for competitors and investors alike.