Stock futures are little changed after S&P 500 posts best day since early August: Live updates — Live Feedhttps://www.live-feeds.com/feed/stock-futures-are-little-changed-after-s-p-500-posts-best-day-since-early-august-live-updatesContinuously updated, source-cited coverage. S&P 500 Posts Best Day Since Early August as AI Trade Powers Markethttps://www.live-feeds.com/feed/stock-futures-are-little-changed-after-s-p-500-posts-best-day-since-early-august-live-updateshttps://www.live-feeds.com/feed/stock-futures-are-little-changed-after-s-p-500-posts-best-day-since-early-august-live-updates#u81952Wed, 23 Sep 2026 23:36:06 +0000U.S. stock futures are drifting or little changed following a significant surge in the S&P 500, which recorded its strongest single day since early August. The Nasdaq rose 2.26% as renewed interest in artificial intelligence drove the rally. While the S&P 500 climbed 1.49% and is approaching a new record high, some analysts warn of underlying weakness. This volatility coincides with a five-day retreat in bond yields and oil prices, though higher yields and oil costs initially tempered the tech-led gains.Why it mattersThe current market movement reflects a tension between AI-driven opti