Why is Dow Jones down today: Dow crashes more than 270 points today – S&P 500 and Nasdaq also in deep red

Market Overview - The Dow Jones Industrial Average fell 271.87 points to 49,390.79, down 0.55% as investors reacted to various factors including Walmart's earnings, rising oil prices, and escalating US–Iran tensions [1][23][24] - The S&P 500 Index dropped 25.42 points to 6,855.89, a 0.37% decline, while the Nasdaq Composite slid 76.03 points to 22,677.60, down 0.33% [23] Walmart Earnings - Walmart reported stronger-than-expected fourth-quarter results with annual revenue reaching $713.5 billion for the fiscal year ended January 31 [10][24] - E-commerce grew 24% year over year in the fourth quarter, and advertising revenue increased by 37% [10][24] - However, the company's full-year earnings guidance disappointed investors, leading to tempered enthusiasm despite market share gains among higher-income consumers [11][24] Amazon's Revenue Milestone - Amazon surpassed Walmart in total annual revenue, reporting $716.9 billion in net sales for 2025, reflecting strength in retail and cloud computing [12][24] - This shift underscores the ongoing dominance of tech-enabled platforms in global commerce [13][24] Geopolitical Tensions and Oil Prices - Geopolitical risk escalated as President Trump indicated potential military strikes against Iran, causing oil prices to surge [7][8][24] - WTI crude oil rose to $66.57, up 2.34%, while Brent crude increased to $70.72, up 2.18%, raising concerns about inflation and corporate profit expectations [7][24] Asset Management Sector - Asset manager stocks experienced significant declines following Blue Owl Capital's announcement to tighten investor liquidity after selling $1.4 billion in loan assets [14][24] - This move raised concerns about liquidity across private credit markets, contributing to the broader market decline [15][24] Software-as-a-Service (SaaS) Sector - SaaS stocks faced pressure as industry leaders warned that generative AI could replace up to 50% of enterprise software tasks, leading to declines in companies like Salesforce, Intuit, and Cadence Design Systems [2][16][24] - The Nasdaq remains sensitive to shifts in AI sentiment, with small comments triggering rotations out of high-multiple growth stocks [16][24] Shipping Sector Performance - The global shipping sector saw a significant breakout, with the SonicShares Global Shipping ETF (BOAT) reaching an all-time high due to climbing freight rates driven by capacity constraints and regulatory changes [5][24] - Companies like Pan Ocean and HMM reported gains of 8% and 5%, respectively, indicating a shift in market leadership towards physical economy sectors [5][21][24] Sector Rotation and Market Sentiment - Market strategists noted a broader rotation in market leadership, with industrials and consumer cyclicals positioned to benefit from infrastructure investment and AI-driven efficiency gains [18][21][24] - Despite energy stocks showing relative strength, broader market sentiment turned cautious amid geopolitical uncertainties and rising oil prices [18][24]