The selloff​ extended to shares of natural-gas producers, pipeline operators, mining companies​, and electricity generators.

AI stocks fell across the board as the investment community absorbed news of a potentially more cost-effective Chinese AI model — and began to question the Western world’s gargantuan spending on AI infrastructure.

DeepSeek has unveiled an open-source large language model (LLM) that can reportedly compete with industry leaders such as OpenAI’s ChatGPT. Despite th