{"id":62203,"date":"2026-05-21T14:07:23","date_gmt":"2026-05-21T18:07:23","guid":{"rendered":"https:\/\/www2.stockmarketwatch.com\/stock-market-news\/small-caps-lead-afternoon-rally-as-ai-and-quantum-sectors-surge-energy-drags\/62203\/"},"modified":"2026-05-21T14:07:23","modified_gmt":"2026-05-21T18:07:23","slug":"small-caps-lead-afternoon-rally-as-ai-and-quantum-sectors-surge-energy-drags","status":"publish","type":"post","link":"https:\/\/www2.stockmarketwatch.com\/stock-market-news\/small-caps-lead-afternoon-rally-as-ai-and-quantum-sectors-surge-energy-drags\/62203\/","title":{"rendered":"Small Caps Lead Afternoon Rally as AI and Quantum Sectors Surge; Energy Drags"},"content":{"rendered":"<p>The U.S. stock market is showing resilience during Thursday afternoon trading, with major indexes maintaining positive territory as investors digest a fresh batch of corporate earnings and economic data. While the broader market is trending higher, the session is characterized by a notable divergence in sector performance and a significant outperformance by small-cap stocks.<\/p>\n<h2>Market Index Performance<\/h2>\n<p>As of the mid-afternoon session on Thursday, May 21st, 2026, the iShares Russell 2000 ETF (<a href=\"\/stock\/IWM\">IWM<\/a>) is leading the charge with a robust gain of 0.96%. This strength in small-cap equities suggests a broadening of market breadth, moving beyond the mega-cap tech dominance that has defined much of the year.<\/p>\n<p>Among the major benchmarks, the State Street SPDR <a href=\"https:\/\/stockmarketwatch.com\/indices\/dowjones\/today\" data-internallinksmanager029f6b8e52c=\"1\" title=\"Dow Jones Today\">Dow Jones<\/a> Industrial Average ETF Trust (<a href=\"\/stock\/DIA\">DIA<\/a>) has climbed 0.52%, buoyed by strong performance in industrial and retail components. The tech-heavy Invesco QQQ Trust (<a href=\"\/stock\/QQQ\">QQQ<\/a>) is up 0.32%, while the State Street SPDR <a href=\"https:\/\/stockmarketwatch.com\/indices\/sp500\/today\" data-internallinksmanager029f6b8e52c=\"3\" title=\"snp500 today\">S&amp;P 500<\/a> ETF Trust (<a href=\"\/stock\/SPY\">SPY<\/a>) trails slightly with a 0.26% advance. Market volatility remains subdued, with the iPath Series B S&amp;P 500 VIX Short-Term Futures ETN (<a href=\"\/stock\/VXX\">VXX<\/a>) dropping 2.39%, indicating a lack of immediate fear among participants.<\/p>\n<h2>Sector Highlights and Semis<\/h2>\n<p>The afternoon\u2019s biggest winners are found in the high-tech and innovation spaces. The Defiance Quantum ETF (<a href=\"\/stock\/QTUM\">QTUM<\/a>) and the iShares A.I. Innovation and Tech Active ETF (<a href=\"\/stock\/BAI\">BAI<\/a>) have both surged 2.59%, reflecting intense investor interest in next-generation computing and artificial intelligence. The VanEck Semiconductor ETF (<a href=\"\/stock\/SMH\">SMH<\/a>) is also in the green, rising 0.63%.<\/p>\n<p>Conversely, the energy sector is facing significant headwinds. The State Street Energy Select Sector SPDR ETF (<a href=\"\/stock\/XLE\">XLE<\/a>) has fallen 1.57%, while the State Street SPDR S&amp;P Oil &amp; Gas Exploration &amp; Production ETF (<a href=\"\/stock\/XOP\">XOP<\/a>) is down sharply by 2.86%. This weakness follows a decline in the United States Oil Fund (<a href=\"\/stock\/USO\">USO<\/a>), which has shed 1.64% during today&#39;s session.<\/p>\n<h2>Major Corporate News and Movers<\/h2>\n<p>In corporate news, Intuit (<a href=\"\/stock\/INTU\">INTU<\/a>) is the day&#39;s most notable laggard among large caps, with its stock price tumbling 16.7%. The move appears to be a reaction to updated fiscal guidance that disappointed analysts. On the positive side, Tesla (<a href=\"\/stock\/TSLA\">TSLA<\/a>) is gaining momentum, up 1.6% in active trading, while Microsoft (<a href=\"\/stock\/MSFT\">MSFT<\/a>) has edged up 0.9%. Nvidia (<a href=\"\/stock\/NVDA\">NVDA<\/a>), despite being the <a href=\"https:\/\/stockmarketwatch.com\/movers\/today\" data-internallinksmanager029f6b8e52c=\"9\" title=\"Top Stocks\">most active stock<\/a> by dollar volume, has seen a slight pullback of 0.6% as investors rotate into other tech sub-sectors.<\/p>\n<p>In the small-cap and speculative space, Agape ATP Corporation (<a href=\"\/stock\/ATPC\">ATPC<\/a>) has skyrocketed 66.5%, and Co-Diagnostics (<a href=\"\/stock\/CODX\">CODX<\/a>) has surged 32.6% on unusual trading volume.<\/p>\n<p>Earnings season continues to provide catalysts. This morning, Deere &amp; Company (<a href=\"\/stock\/DE\">DE<\/a>) reported Q2 results that have kept the industrial giant in focus, while Ralph Lauren Corporation (<a href=\"\/stock\/RL\">RL<\/a>) and BJs Wholesale Club (<a href=\"\/stock\/BJ\">BJ<\/a>) also updated investors on their quarterly performance.<\/p>\n<h2>Upcoming Market Events<\/h2>\n<p>Investors are now looking ahead to the post-market session, where several high-profile earnings releases are expected. Ross Stores (<a href=\"\/stock\/ROST\">ROST<\/a>), Take-Two Interactive (<a href=\"\/stock\/TTWO\">TTWO<\/a>), Workday (<a href=\"\/stock\/WDAY\">WDAY<\/a>), and Zoom Communications (<a href=\"\/stock\/ZM\">ZM<\/a>) are all scheduled to report after the 4:00 PM ET bell. These results will likely set the tone for Friday&#39;s opening.<\/p>\n<p>Furthermore, market participants are keeping a close eye on the bond market. The iShares 20+ Year Treasury Bond ETF (<a href=\"\/stock\/TLT\">TLT<\/a>) is up 0.21% today, as traders weigh the potential for future Federal Reserve policy shifts. Looking into next week, major reports from PDD Holdings (<a href=\"\/stock\/PDD\">PDD<\/a>) and Costco Wholesale (<a href=\"\/stock\/COST\">COST<\/a>) remain high on the watch list for those monitoring consumer health and global e-commerce trends.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The U.S. stock market is showing resilience during Thursday afternoon trading, with major indexes maintaining positive territory as investors digest 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