PB Ratio: 12.07

Basis: Latest stored market observation. Source: stored company filings and market data; unavailable inputs remain N/A.

Is the P/B ratio high or low?

The P/B ratio of 12.07 is 10% below its estimated 5-year average of 13.42, near the low end of its estimated 5-year range (9.19–19.60).

As of Tuesday, September 8, 2026. 11.87% below its estimated 12-month average of 13.70.

COST PB Ratio Metrics

P/B vs. estimated history

At 12.07, P/B is above its estimated 20-year median — higher than 84% of readings in its estimated 20-year history.

Historical values estimate market capitalization from statement-period weighted shares. Comparisons with the current quote-based value are approximate. Only filing versions delivered by FMP are available for the historical calculation.

Book Value Analysis

PB Ratio Formula & Definition

PB Ratio = Market Cap / Total Shareholders' Equity

The price-to-book ratio compares market capitalization to book value (shareholders' equity). Lower values can indicate a cheaper valuation relative to net assets.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

PB Ratio FAQ

What is the P/B ratio for Costco Wholesale Corporation (COST)?

The P/B ratio for COST stock is 12.07.

Is Costco Wholesale Corporation's P/B ratio high or low?

The P/B ratio of 12.07 is 10% below its estimated 5-year average of 13.42, near the low end of its estimated 5-year range (9.19–19.60).

What is the estimated TTM average P/B ratio for Costco Wholesale Corporation (COST)?

The estimated TTM average P/B ratio for COST stock is 13.70.

What is the estimated 3Y average P/B ratio for Costco Wholesale Corporation (COST)?

The estimated 3Y average P/B ratio for COST stock is 14.90.

What is the estimated 5Y average P/B ratio for Costco Wholesale Corporation (COST)?

The estimated 5Y average P/B ratio for COST stock is 13.42.

What is the estimated 10Y average P/B ratio for Costco Wholesale Corporation (COST)?

The estimated 10Y average P/B ratio for COST stock is 10.75.

What is the estimated 15Y average P/B ratio for Costco Wholesale Corporation (COST)?

The estimated 15Y average P/B ratio for COST stock is 8.73.

What is the estimated 20Y average P/B ratio for Costco Wholesale Corporation (COST)?

The estimated 20Y average P/B ratio for COST stock is 7.25.

Showing the most recent 260 of 5,030 data points. The chart above shows the full history.

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