The emergence of Chinese AI startup DeeSeek upended Silicon Valley earlier this week, punching a massive $1 trillion hole ...

In the meantime, the Wall Street Journal reported that DeepSeek claims that its R1 and V3 models performed better than or close to ChatGPT. DeepSeek's success has occurred despite export curbs, ...

January is over, and to those of you who recognized the title of Barry Manilow's 1977 song, sorry about the earworm.

We recently published a list of Jim Cramer’s Bold Predictions About These 9 Semiconductor Stocks. In this article, we are going to take a look at where Taiwan Semiconductor Manufacturing Company ...

Tech stocks fell sharply after the market realized the implications of DeepSeek's AI models. But they returned to where they ...

Want to stay informed with market insights and investing ideas from Morningstar? Sign up for my weekly Smart Investor newsletter here. This week’s highlights: ...

AI stocks were rattled this past week when Wall Street took notice of a high-performance, shockingly efficient open-source AI model from Chinese start-up DeepSeek.

Meta’s stock jumped after its Q4 report revealed better results than expected, but Wall Street still has questions about the future ...

The last place the tech giants expected any competition to emerge from was China, because US capitalism was the great innovator and China a mere imitator.

I asked the WSJ’s smartest minds—and AI—all your deepest questions about the week’s mania.

CNBC’s Jim Cramer on Friday told investors DeepSeek might not pose as serious a threat to Nvidia’s sales as many investors feared this week.

After the Trump administration on Friday said 25% tariffs against Canada and Mexico would begin on Saturday, as well as an additional 10% tariffs on goods from China, markets again took a dive.