Tech stocks tumble for a second day. Here’s what is behind the selloff.

A major tech sell-off stretched into a second day Tuesday as investors questioned whether artificial intelligence will generate the profits that have fueled lofty valuations for companies such as Alphabet, SpaceX and Nvidia. After the opening bell, the tech-heavy Nasdaq Composite slumped 628 points, or 2.4%, to 25,537. The decline marks a second day of … Read more

Dow futures soar nearly 1,300 points, oil prices tumble after Iran ceasefire

Stock futures surged and oil prices plunged on Wednesday as a two-week ceasefire in the Iran war eased fears of a prolonged energy shock that has rattled markets for more than five weeks. Futures for the Dow Jones Industrial Average soared 1,267 points, or 2.7%, to 48,079 in premarket trading. S&P 500 futures jumped 185 points, or … Read more

Stocks tumble as Wall Street nears longest losing streak in nearly 4 years

Stocks tumbled Friday as Wall Street was headed for a fifth straight weekly decline, its longest such stretch in nearly four years. The losses come a day after U.S. markets suffered their worst drop since the Iran war began Feb. 28. The S&P 500 slumped 55 points, or 0.85%, to 6,422 in late-morning trading, while the … Read more