TradingKey – Costco (NASDAQ: COST) will release its fiscal fourth quarter 2026 results on Thursday, and provide an update on its business during an earnings conference call that same day at 2 PM PT (21:00 GMT). While Wall Street will be tracking Costco’s sales results for the quarter to confirm membership renewals and shopping trends, the company is expected to have already benefited from those and captured the information in its financials. Changes in membership renewals, merchandise margins, and cost control are likely to impact COST in the near term.