https://www.live-feeds.com/feed/s-p-500-up-nasdaq-at-record-high-as-megacap-tech-stocks-riseContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/s-p-500-up-nasdaq-at-record-high-as-megacap-tech-stocks-risehttps://www.live-feeds.com/feed/s-p-500-up-nasdaq-at-record-high-as-megacap-tech-stocks-rise#u116826Sun, 11 Oct 2026 23:43:21 +0000The S&P 500 and Nasdaq Composite reached record highs on Monday, driven by gains in megacap tech stocks such as Nvidia, Microsoft, and Meta Platforms. The Dow Jones Industrial Average fell slightly. Treasury yields remained near multi-year highs, but risk sentiment was boosted by a dip in oil prices and anticipation of quarterly earnings reports.Why it mattersThe surge in tech stocks has been fueled by investor optimism about the sector's growth prospects, particularly in artificial intelligence. The S&P 500 and Nasdaq Composite have been setting new records in recent days, with i