US Stock Market Sector Analysis – Wednesday, November 26, 2025 BULLISH

Earnings shocks and AI headlines set the tone for the US stock market today as Zscaler (ZS) plunged 13.0% after its earnings print, while Dell (DELL) rallied 5.8% and Deere (DE) slid in the last big earnings wave of the week. Chip Supply Chain names outperformed with Marvell (MRVL) up 5.1% and AMD (AMD) rising 3.9%, helped by Google’s Gemini 3 lift that sent Broadcom-related hardware demand into focus. The S&P 500 extended gains broadly — 19 sectors higher, three lower — even as only nine sectors trade above their 50-day moving averages, and the Magnificent 7 basket was mixed, delivering a modest 0.5% one-day lift while several Mag 7 members remain below their 50-day. Market breadth was constructive intraday but uneven beneath the surface as cybersecurity and enterprise software names lagged sharply on earnings and re-rating activity.

AI and Technology Sector Analysis

AI enthusiasm remains the primary thematic driver, with Microsoft (MSFT) $483.35 and NVIDIA (NVDA) $180.03 holding central roles as AI infrastructure beneficiaries even as both sit below their 50-day trends. Strength in chip supply chain beneficiaries such as Marvell (MRVL) $87.59 and AMD (AMD) $214.24 underscores ongoing demand for accelerators and networking silicon tied to large language model deployments. Infrastructure beneficiaries like Dell (DELL) $132.27 are trading as second-order AI plays; meanwhile, enterprise software faces a bifurcation as spending tailwinds for AI platforms clash with near-term execution and multiple compression.

US Stock Sector Overview

Sector Strength

Sector Warnings

Sector Deep Dive

Chip Supply Chain showed leadership today with the sector up 2.7% for the session and sitting above its 50-day moving average over the primary 50-day window (+12.3% vs 50MA). Marvell (MRVL) $87.59 jumped 5.1% after news flow tied to AI hardware demand, and AMD (AMD) $214.24 added 3.9%; both names are benefiting from resumed ordering cycles and inventory resets over the last 50 days. The 50-day trend in this group has been constructive relative to other tech sub-sectors, but the 20-day weakness (-7.2% for the broader group) signals short-term dispersion within the supply chain.

Cybersecurity, by contrast, was the clear weak spot: the sector declined 5.2% today and sits below its 50-day moving average with a -7.8% vs50MA signal. Zscaler (ZS) $251.97 led the pullback, down 13.0% after earnings, while CrowdStrike (CRWD) $125.39 slid 2.1% on pressure across the group. Over the last 50 days the trend has deteriorated materially, consistent with the active high alert for Cybersecurity down -14.6% over 20 days, and the 50-day context suggests this group remains vulnerable until revenue cadence and margin guidance stabilize.

Infrastructure names produced mixed outcomes but notable winners: Dell (DELL) $132.27 rose 5.8% and the Infrastructure sector is flagged by a HIGH alert for a 20-day decline of -14.1% despite today’s lift. The 50-day view is negative for the sector (-1.9% vs 50MA) and reflects rotation into AI-capable hardware while legacy capex segments reprice. Given the active alert and the 50-day weakness, selective exposure to firms with explicit AI data center storylines is preferable to broad infrastructure longs.

Airlines and Travel showed a clear tactical strength, with Airlines up 3.1% for the day and the sector trading above its 50-day moving average (+2.4% vs50MA). Delta (DAL) $63.77 led the top gainers with a 3.4% rise as seasonal demand and capacity discipline remain supportive over the last 50 days. The broader Hospitality & Travel group remains below its 50-day however, underscoring a divergence where stocks tied to pricing power and durable demand outpace more cyclical leisure-exposed names.

Market Breadth Analysis

US stock market breadth analysis shows 9 of 24 sectors trading above their 50-day moving average, while 15 are below. With the majority of sectors below the 50-day MA, medium-term momentum is deteriorating. The 20-day breadth shows 12 sectors in negative territory, pointing to widespread selling pressure.

Interactive Charts

Active Alerts

Stock-Level Detail

Key Stock Movers

Today's biggest movers by absolute percentage change: Zscaler (ZS) (Cybersecurity) fell 13.0% to $251.97. Dell (DELL) (Infrastructure) rose 5.8% to $132.27. Marvell (MRVL) (Chip Supply Chain) rose 5.1% to $87.59. AMD (Chip Supply Chain) rose 3.9% to $214.24. ASML (Chip Equipment) rose 3.8% to $1037.33. These individual stock movements were key drivers of their respective sector performance.

Risk and Opportunity Assessment

On the risk side, 5 high-severity alerts are currently active, signaling significant sector declines that warrant portfolio risk management attention. Consider reducing exposure to affected sectors and tightening stop-loss levels.

US Stock Market Outlook

Looking ahead, market participation is constructive but uneven: 19 sectors rose today even as only nine sectors sit above their 50-day moving averages and 15 remain below, and active HIGH alerts on Infrastructure, Enterprise Software, and Cybersecurity underscore tactical risk. Breadth metrics point to continued sector rotation rather than a uniform rally; watch the seven sectors declining more than 5% over 20 days for downside alpha risk. Positioning should favor selective AI hardware and chip supply chain exposure while trimming or avoiding outsized weights in beaten-down enterprise software and cybersecurity names until 50-day trends and earnings signals stabilize.