U.S. stocks ended a choppy session higher on Wednesday, bouncing off recent losses as technology stocks rose ahead of Nvidia's quarterly results. Nvidia shares gained more than 5% after ending the regular session up 2.

Nvidia has grown to become the largest stock on Wall Street and briefly topped $5 trillion in value. That means its stock movements carry more weight on the S&P 500 than any other stock, and it can single-handedly steer the index’s direction some days.

Nvidia reported quarterly results that handily topped Wall Street expectations, sending the stock sharply higher in after-hours trading.

Rigetti Computing has been one of the most popular quantum computing stocks over the last year. While shares of Rigetti posted big gains over the last 12 months, the stock appears to be entering a downward spiral.

The U.S. stock market is holding steadier, but the modest moves are masking some sharp swings underneath the market’s surface.

U.S. stocks ended sharply lower on Monday, with the S&P 500 and the Nasdaq closing below a key technical indicator for the first time since late April as investors braced for quarterly results from retailers and chip giant Nvidia and awaited a long-delayed U.

Wall Street delivered a mixed performance, but the S&P 500 (SP500) still managed to inch higher after last week’s sharp downturn. Optimism from the resolution of the lengthy U.S. government shutdown and upbeat trade signals helped lift markets.

The U.S. stock market is slumping as superstars swept up in the mania around artificial-intelligence technology keep weakening. The S&P 500 fell 1.5% Thursday.

One of these investing greats is billionaire Philippe Laffont, who's overseeing close to $41 billion in AUM at Coatue Management, as of Sept. 30. Laffont is often fairly active from one quarter to the next, and he's a big fan of growth companies that have the potential to disrupt their respective industries.

The ongoing Bitcoin crash has claimed a major casualty: BlackRock (NYSE: BLK). Yes, the world's largest asset manager recently suffered its worst-ever rout when its spot Bitcoin exchange-traded fund (ETF) saw the largest sell-off in a single day.