📈 🇺🇸U.S. Stock Market Leaders and Laggards in 2025.
Total U.S. equity market capitalization grew 15.3% from December 2024 to December 2025. The Top 10 U.S. companies drove a disproportionate share of the gains, with their combined market value rising 24.0%—well above the broader S&P 500’s 17.0% increase.
