Stock market today: Live updates

A trader works at the New York Stock Exchange on October 19, 2026. NYSEU.S. Stock futures rose Tuesday night as traders weighed the latest round of earnings reports. Futures linked to the Dow Jones Industrial Average rose 21 points, or less than 0.1%. S&P 500 futures gained 0.3% and Nasdaq-100 futures added 0.8%. In Asia, South Korea’s Kospi rose 4.3%, recovering from Tuesday’s losses. Japan’s Nikkei 225 rose 1.6%. The Hang Seng Index rose 0.9%, while mainland China was stable at the open. Australia’s S&P/ASX 200 fell 0.1%. Shares of Elon Musk’s SpaceX rose 8% after the company said its revenue grew 161% in the third quarter. Musk also said that SpaceX and Tesla, its automaker, have formed special committees to discuss a merger. Tesla shares rose 1%. In regular trading, the Dow Industrials rose nearly 530 points, or 1%, boosted by a post-earnings jump from 3M. Shares gained more than 5% after the industrial products company raised its full-year profit forecast. The S&P 500 gained 0.3%, while the Nasdaq Composite ended the session slightly lower. Oil prices ended the session slightly lower. West Texas Intermediate crude oil futures fell 1.8% on the day, while Brent crude oil futures lost 0.7%. This earnings season could help boost stocks as the year winds down, according to Christian Mueller-Glissmann, head of asset allocation at Goldman Sachs Research. “In the short term there could be more volatility due to [artificial intelligence] Concerns around the sustainability of AI trading have weighed on market sentiment, with traders focusing on debt-backed AI investments and whether infrastructure demand justifies companies’ spending. Data storage play Seagate Technology added 2% in regular trading Tuesday, while neocloud shares CoreWeave advanced more than 1%. On Wednesday, investors can expect more information on AI trading as Meta Platforms will present its report after the bell. Earlier this month, the company launched its latest AI model, Muse Wonder, which is only available to paying users. Traders are also keeping an eye on results from Tesla, IBM and Southwest Airlines, all scheduled for Wednesday.