Costco Stock (COST) Week Ahead: Fresh News, Analyst Forecasts, and Key Levels to Watch Into Christmas Week
Costco Wholesale Corporation (NASDAQ: COST) heads into the week of December 22–26, 2025 with investors juggling two competing narratives: a fundamentally strong, membership-driven retailer that just posted solid quarterly results—versus a stock that has slid meaningfully from its early-2025 highs as valuation concerns, tariff headlines, and a rare “sell” call spark debate. With U.S. markets entering a holiday-shortened trading week, volatility can be amplified by lighter volumes—making headlines and macro data especially important for near-term direction. Below is what matters most for Costco stock in the week ahead, based on news and analysis available as of Sunday, December 21, 2025.