Costco (COST) Stock Declines on Slower Comparable Sales Growth

Author's Avatar
Jun 05, 2025
Article's Main Image

Shares of Costco (COST, Financial) saw a decline in value as the company’s latest report on May comparable sales slightly lagged behind expectations. The stock dropped by 3.92%, reflecting investor reactions to the recent sales data.

In May 2023, Costco reported a 4.3% increase in comparable sales, which rose to 6% when adjusted for fuel prices and foreign exchange effects. Despite this growth, it fell short of the 5.8% growth (or 7.9% adjusted) reported over the first 39 weeks of the fiscal year. During the same period, overall revenue for the four-week period ending June 1 rose by 6.8%, slightly below the anticipated 6.2% adjusted comparable-sales growth.

From a valuation perspective, Wells Fargo has issued a neutral rating for Costco (COST, Financial), setting a price target of $1,000, citing concerns over its high valuation. COST’s Price-to-Earnings (P/E) ratio stands at 58.99, near its 10-year high, and a Price-to-Book (P/B) ratio close to historical highs at 17.53, both of which suggest the stock might be overvalued compared to historical averages.

Costco’s current stock price is $1,010.50, which is significantly above its GF Value of $664.20. For more details on GF Value, visit the GF Value page.

Despite the current valuation concerns, Costco's financial health remains strong with a high Piotroski F-Score of 8 and an Altman Z-Score of 10.32, indicating strong financial stability. The firm's operating margin is expanding, showing potential for future profitability improvements.

Disclosures

I/We may personally own shares in some of the companies mentioned above. However, those positions are not material to either the company or to my/our portfolios.