As of Q1'26 (2025-11-23), Costco (COST) reported revenue of $67.3B, with year-over-year revenue growth reaching 8.3%. This marks a continued upward trajectory in both absolute revenue and growth rate compared to the previous quarter. Over the period from Q2'23 to Q1'26, Costco's revenue has demonstrated a generally positive trend, with notable seasonal peaks in Q4 of each fiscal year—reaching $78.9B in Q4'23, $79.7B in Q4'24, and a new high of $86.2B in Q4'25. Year-over-year revenue growth has remained robust, fluctuating between 2% and 9.5%, and has shown renewed acceleration in the most recent quarters. This pattern highlights Costco's strong performance and consistent expansion, particularly during Q4 periods.