There's no shortage of uncertainties surrounding productivity gains to be had from the AI boom. Will embracing next-generation large language models (LLMs) actually lead to an earnings boost? And when will such a boost be on the horizon?

The Vanguard U.S. Momentum Factor ETF ( VFMO 0.09%) narrowly beat the S&P 500 in 2024. But it is already up 6.3% year to date as of Jan. 26, outperforming the S&P 500's 3.7% gain.

Nvidia shares closed down almost 17%, posting its biggest drop since March 2020 and erasing nearly $600 billion from the company's market cap. Broadcom fell 17.4%, and other chip stocks like Micron declined 11.

The enthusiasm surrounding AI has already been driving the broader market rally since 2024. The S&P 500 gained 23.3% in 2024 after climbing 24.2% in 2023. The index jumped 53% in the last two years, recording its best performance since the 66% gain in 1997-98.

Meta and Tesla rise as Microsoft slumps, keeping US indices mixed. Investors await Apple and Amazon earnings while GDP and Fed policy weigh on sentiment.

The S&P 500 and Nasdaq plunged at midday when Chinese artificial intelligence startup DeepSeek shook up the sector with a lower-cost large language model.

Broadcom stock is struggling for direction Tuesday after the chipmaker fell sharply Monday following the release of DeepSeek, a cheap AI chatbot.

Shares of semiconductor giant Broadcom (AVGO) have almost doubled over the past year. Invest with Confidence: Follow TipRanks' Top Wall Street

"The narrative on Monday was that the eye-watering sums spent on AI capex by mega-cap tech companies could be somewhat obsolete if a cheaper solution exists," analysts at BCA Research said in a note.

He said after such January performances, the S&P 500 ( SP500 ), on average, rises 18.4% for the full year, and is higher nearly 88% of the time. Here are the S&P 500's ( SP500) top 10 winning stocks in January, with data from Capital IQ, followed by Seeking Alpha’s proprietary Quant Ratings.

Major stock indices have completed their recovery following Monday's sharp drop, buoyed by tech stocks rallying on the back of solid earnings and positive macroeconomic data. The S&P 500 index stands at 6,

The U.S. stock market was mostly up in midday trading Friday, with the S&P 500 trading near its record closing high as its technology sector climbed sharply. The S&P 500 was up 38 points around midday Friday,