How Centene's Earnings Lifted Markets Amid Nasdaq's Tech Sell-Off — Market Wrap Apr 28

Today's AI insights from 7horns.ai reveal a mixed US market close on April 28, 2026, with the Nasdaq Composite falling nearly 1% amid tech and AI-related selling pressure. The Dow held steady, barely declining, while the S&P 500 edged down about 0.5%. The tech sector faced headwinds following a Wall Street Journal report on OpenAI missing revenue targets, pressuring semiconductor and AI-linked stocks like Nvidia (-1.63%) and Meta (-1.07%). Meanwhile, standout performers included Centene, which surged nearly 14% after beating earnings and raising full-year guidance, and Coca-Cola, rallying 3.86% on strong results. Energy stocks also gained ground, with the US Oil Fund rising 3.62% as crude oil futures climbed on geopolitical concerns. In contrast, gold retreated, with GLD falling 1.84%. After-hours trading showed modest stabilization, hinting at cautious investor sentiment ahead of major tech earnings from Meta, Microsoft, and Alphabet later this week. AI insights powered by 7horns.ai — the world's first true AI research financial assistant. Our CNN machine learning model delivers daily stock market analysis with over 60% accuracy, beating the S&P 500 by 300% from 2021–2025. No human emotions, just pure AI-driven financial research. Visit 7horns.ai for your free daily AI insights.