Plug Power shares climbed about 6% to $4.07 in Wednesday trading, breaking away from a broader fuel-cell pullback as investors reconsidered the company’s turnaround prospects. FuelCell Energy fell approximately 4%…

UnitedHealth Group stock is back in focus because the company’s managed care recovery is now tied to measurable figures: lower medical cost ratio, higher UnitedHealthcare operating profit, Medicare Advantage repricing…

IBM stock jumped 6.57% after Washington moved quantum computing from a long-term technology theme into a funded industrial race. The U.S. government has agreed to invest $2 billion across nine…

Nvidia stock is heading into earnings with more than a company result at stake. Options traders are pricing a possible $320 billion market-value swing, turning the report into one of…

The Dow Jones Industrial Average has crossed the 50,000 mark for the first time, giving Wall Street a historic milestone at a moment when artificial intelligence stocks continue driving much…