earnings_updates Sep 26, 2025 Costco (NASDAQ:COST) Q4 FY2025 Earnings Analysis: Strong Results Amid Market Caution Summary: Solid Q4 results, but market caution and rich valuation mean watch key technical levels before adding size. 7 Costco (NASDAQ:COST) Q4 FY2025 Earnings Analysis: Strong Results Amid Market Caution