The major indexes added to strong weekly gains. Tesla and AI chipmakers such as Nvidia and Arm are testing key levels.

with the NASDAQ Composite Index COMP rising 0.12% to 19,926.72 and the Dow Jones Industrial Average DJIA falling 0.20% to 43,828.06. Tesla Inc. hit a new 52-week high, surpassing its previous peak ...

The Dow Jones Industrial Average (^DJI) erased early morning gains ... A man alleged to be linked to the explosion of a Tesla (TSLA) Cybertruck filled with fireworks and gasoline in Las Vegas ...

The Dow Jones Industrial Average lost 542 points, or 1.25%, by Friday afternoon, erasing much of the market’s gains from the holiday-shortened week. Meanwhile, the S&P 500 slipped 1.6% and the ...

Stock futures declined sharply on Monday as investors took profits following a strong year, with the Dow Jones Industrial Average falling ... premarket trading, while Tesla shed 2.3%.