Major US stock indices closed mostly lower with the Dow the exception. Looking at the closing levels:Dow rose 49.50 points or 0.11% have 45216.14S&P index fell -25.13 points or -0.39% at 6343.72NASDAQ index fell -153.72 points or -0.73% at 20794.64.Russell 2000 fell -35.68 points or -1.46% at 2414.00Looking at the losersBroad-based tech weakness: Semiconductors and tech names led declines, with Micron (-9.81%), Western Digital (-8.60%), Lam Research (-5.43%), Arm (-4.95%), Intel (-4.50%), Dell (-4.14%), and Super Micro (-4.14%) all sharply lowerNetworking/optics hit hard: Ciena (-9.12%) and Corning (-6.04%) showed notable weakness in communications infrastructureHealthcare also pressured: Boston Scientific (-9.04%) saw significant downside despite being a defensive sectorHousing/industrial softness: Lennar (-5.95%) and Caterpillar (-4.02%) declined, pointing to broader cyclical concernsAirlines lower: Alaska Air (-5.45%) reflects continued pressure on travel-related namesEnergy services down: Baker Hughes (-4.07%) slipped despite higher oil pricesLargest decliners: Micron, Ciena, and Boston Scientific led losses, each down around 9%+Theme: Risk-off tone with growth/tech and cyclicals leading the downside, consistent with rising geopolitical tensions and shifting rate expectationsLooking at the winnersCybersecurity and tech leadership: Palo Alto Networks (+4.97%) and CrowdStrike (+2.84%) led gains, signaling continued demand for security namesDefense strength: BAE Systems (+3.44%) outperformed, benefiting from elevated geopolitical tensionsSoftware resilience: Salesforce (+3.19%), Intuit (+3.00%), Adobe (+2.67%) showed solid upside, highlighting strength in large-cap softwareEnergy bid: Exxon Mobil (+2.96%) moved higher alongside rising oil pricesSpeculative/retail interest: Trump Media (+2.95%) saw gains amid headline-driven momentumHealthcare support: Pfizer (+2.68%) added to gains, offering some defensive rotationPayments/fintech bounce: PayPal (+2.48%) and Mastercard (+2.02%) moved higherDefensive + steady names: Waste Management (+2.19%) attracted flows into more stable sectorsMega-cap tech firm: Meta (+2.08%) rose despite broader tech weakness, showing selective buyingConsumer/discretionary strength: Disney (+2.06%) and Live Nation (+2.05%) edged higherTheme: Selective rotation into defense, energy, cybersecurity, and quality large-cap names, even as broader markets showed mixed-to-negative sentiment This article was written by Greg Michalowski at investinglive.com.