Top Stock Movers – March 23, 2026
U.S. stocks surged Monday as easing geopolitical tensions sent oil prices sharply lower, sparking a broad-based rally led by technology and travel shares.The Nasdaq (+1.4%), S&P 500 (+1.2%), and Dow Jones Industrial Average (+1.4%, +630 points) all closed higher after President Donald Trump said the U.S. would delay planned strikes on Iranian energy infrastructure, calming markets after weeks of volatility.
Top Gainers
Tesla (TSLA) +3.5% led gains among mega-cap tech as investors rotated back into growth stocks
Synopsys (SNPS) +4% boosted by news of an activist stake from Elliott Investment Management
Travel & Leisure Stocks Jump: Falling oil prices lifted companies sensitive to fuel costs: American Airlines (AAL) +8%, Carnival (CCL) +6.5% ,United Airlines (UAL) +6%
Insmed (INSM) +7% surged on positive late-stage drug trial results
MGM Resorts (MGM) +6% gained alongside broader sports betting stocks
Flutter Entertainment (FLUT) +4.5%
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