Nvidia and other U.S. tech stocks are holding steadier Tuesday, a day after tumbling on doubts about whether the artificial-intelligence frenzy really needs all the dollars being poured into it. The S&P 500 was 0.

Monday’s bloodbath in Nvidia and other AI stocks wiped out some $1 trillion from the stock market’s value.

Warren Buffett's historic $127 billion warning to Wall Street happens to align with another stock market alarm. Specifically, the S&P 500 currently trades at a historically expensive valuation. The index achieved a cyclically adjusted price-to-earnings ratio (CAPE) of 37.9 in December 2024, which is a substantial premium to 20-year average of 27.

Wall Street is pointing slightly lower in early trading but is on track to close the week with solid gains on healthy quarterly earnings reports from large U.S. corporations.

A tech sell-off on Monday saw more than $1 trillion in value erased over concerns over China's DeepSeek AI app.

If you're looking for an under-the-radar stock that could deliver enormous gains in a defined time frame, the biopharmaceutical industry has you covered. Hardly a week goes by without clinical trial results or a regulatory decision that produces dramatic market movements.

Micron (NASDAQ: MU) makes memory chips and storage for phones and computers. However, these chips can also be used for data centers and it is now one of the key players in the AI business. The stock is down 24% from its peak but analysts are eyeing a massive rebound here.

Shares are mixed in Asia after U.S. stocks edged back from their all-time high, with many regional markets closed for lunar new year holidays

Global technology stocks regained some ground on Tuesday a day after a low-cost Chinese AI model rattled markets, while traders rotated back into the dollar from safe-haven currencies. The tech rebound boosted Wall Street's main stock indices,