Costco Q3 FY2026 net sales rise 11.6% to $69.15B; EPS up to $4.93

Costco reported third quarter net sales of $69.15 billion, up 11.6% year-over-year, with diluted earnings per share of $4.93 compared to $4.28 last year. Strong comparable sales growth across all regions and continued digital momentum demonstrate resilience in consumer spending and operational execution.