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.

Stock barometers may be calmer early Wednesday, but signs of residual tension can bee seen in option markets. The Cboe Volatility index (VIX), an option-derived measure of expected movement in the S&P 500 that's known as Wall Street's fear gauge,

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

That's why the company has grown from a DVD subscription company into the streaming giant it is today. Its stock has matched that, gaining 97,000% since its initial public offering (IPO) in 2002.

The shares of Bullish (NYSE: BLSH), the crypto platform backed by PayPal co-founder and venture capitalist Peter Thiel, sank on Nov. 19 despite beating revenue estimates in the third quarter of the year.

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.

Technology stocks are flipping the script on Wall Street on Wednesday. After driving the stock-market pullback over the past week, they are now powering the rebound. The Nasdaq Composite was surging over 1.

One stock that's been a major beneficiary of the enthusiasm surrounding quantum AI is Rigetti Computing -- whose shares have risen by 1,800% over the last year. While momentum like that might imply Rigetti's rally is unstoppable, I'd encourage investors to think again.

Sunnyvale, California-based Synopsys, Inc. (SNPS) provides electronic design automation (EDA) software products for the design and testing of integrated circuits. With a market cap of $72.5 billion, the company provides design technologies to creators of advanced integrated circuits,

The Australian share market is likely to fall in morning trade ahead of the latest ABS inflation data, while the Nasdaq rises above 17,000 points for the first time ever. Follow live.