The S&P 500, a broad measure of stocks, gained 1.5% as trading opened. The tech-heavy Nasdaq jumped 2%, but later backed down slightly from its high. The Dow Jones Industrial Average rallied 600 points, around 0.8%.

AI pioneer Nvidia was again the heaviest weight on the market. The chipmaker's drop of 3.2% brought its loss for the month to nearly 11%, putting it in "correction" territory, or when a stock falls at least 10% from its previous high. The company is scheduled to report is third-quarter financial results on Wednesday.

Vertiv (VRT) ’s stock jumped 78%, in nine months, propelled by rising revenues and margins—even as its P/E multiple decreased—triggered by consecutive earnings beats, an improved outlook, a dividend increase, and a transformative partnership with Caterpillar. Let’s delve into the factors driving this momentum.

The U.S. stock market appeared geared up for a rebound after Nvidia’s stronger-than-expected earnings report after th

Nvidia shares, the world’s most-valuable, jumped more than 5% immediately following last night’s update, pulling stocks in the broader AI complex, as well as the three major benchmarks, firmly higher. Wall Street, meanwhile, breathed a massive sigh of relief.

WeShop surged after its IPO on meme momentum, but weak fundamentals and steep valuation signal risk. Learn more about WSHP stock here.

The seemingly sturdy U.S. stock market has begun to wobble. Its months'-long tech-driven rally may be running out of steam amid growing wariness about the artificial intelligence boom and broader uncertainty about the U.S. economy’s outlook.

Robinhood Markets ( HOOD 8.35%), the online brokerage that shook up stock market trading during the pandemic and has only grown stronger since, took a sudden turn for the worse Thursday, falling 9.5% through 12:45 p.m. on no obvious bad news.