https://www.live-feeds.com/feed/stock-market-news-oct-27-2026-dow-ends-flat-s-p-500-logs-gains-and-nasdaq-books-best-day-in-nearly-a-month-as-chip-stockContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/stock-market-news-oct-27-2026-dow-ends-flat-s-p-500-logs-gains-and-nasdaq-books-best-day-in-nearly-a-month-as-chip-stockhttps://www.live-feeds.com/feed/stock-market-news-oct-27-2026-dow-ends-flat-s-p-500-logs-gains-and-nasdaq-books-best-day-in-nearly-a-month-as-chip-stock#u165216Sat, 31 Oct 2026 08:35:49 +0000Wall Street major indexes advanced as optimism surrounding semiconductor and artificial intelligence stocks lifted the technology sector. The gains came as oil prices fell, driven by comments from an Iranian leader, which helped offset market caution ahead of an upcoming Federal Reserve policy decision. Semiconductor equities, including Intel, Microchip Technology, Marvell Technology, onsemi, and Seagate, traded higher. Investors maintained risk appetite at the start of the final trading week of October, while also monitoring upcoming corporate earnings reports.Why it mattersMarket participant