Costco(US:COST) Xin Lang Cai Jing·2025-10-09 22:49Core Insights - Costco's stock price increased by 3.07% on October 9, marking a total rise of 3.51% over three consecutive days, reflecting positive investor sentiment [1][2] Sales Performance - Costco reported net sales of $26.58 billion for September 2025, representing an 8% year-over-year growth [1] - Comparable sales in the U.S. grew by 5.1%, while Canada saw a 6.3% increase, and other international markets achieved a remarkable 8.5% growth [1] Membership and Customer Loyalty - The membership renewal rate remains above 90%, indicating a stable and loyal customer base, which is crucial for long-term growth [1] Digital Transformation - Same-store sales increased by 5.7% overall, with digital business same-store sales soaring by 26.1%, showcasing the effectiveness of Costco's investments in digital transformation [1] Market Response - Following the strong performance, Costco's stock rose by 2.5% in after-hours trading, indicating positive market reaction to its results [2] - Investors are encouraged to monitor Costco's digital business performance and international market expansion as key drivers for future growth [2]