Costco Wholesale (COST) Insider Ownership: 0.52 % (As of Jul. 30, 2026)

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COST Costco Wholesale Corp COST
96 GF Score
Price $954.17
GF Value $1,026.82
Valuation Fairly Valued
! 2 Warning Signs
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What is Costco Wholesale Insider Ownership?

Costco Wholesale COST -2.04% 96 Insider Ownership is 0.52 % as of Jul. 30, 2026. GuruFocus rates COST with a GF Score™ of 96/100 and a GF Value™ of $1,026.82 (Fairly Valued). The stock has 2 warning signs investors should review.

Insider ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, Costco Wholesale's insider ownership is 0.52%.

Institutional Ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, Costco Wholesale's Institutional Ownership is 78.79%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, Costco Wholesale's Float Percentage Of Total Shares Outstanding is 99.90%.

Costco Wholesale Insider Ownership Historical Data

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The historical data trend for Costco Wholesale's Insider Ownership can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Costco Wholesale Insider Ownership Chart

Costco Wholesale Historical Data

The historical data trend for Costco Wholesale can be seen below:

2025-06-30 2025-07-31 2025-08-31 2025-09-30 2025-10-31 2025-11-30 2026-01-31 2026-02-28 2026-05-31 2026-06-30
Insider Ownership 0.52 0.52 0.52 0.52 0.52 0.52 0.52 0.52 0.52 0.52
COST
96GF Score
Costco Wholesale Corp COST
Insider Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
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Costco Wholesale Insider Ownership Calculation

The percentage of shares that are owned by company insiders relative to the total shares outstanding.

Frequently Asked Questions Learn more about Insider Ownership →
What does a Insider Ownership of 0.52 % mean?
Costco Wholesale (COST) has a Insider Ownership of 0.52 % as of Jul. 30, 2026. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Costco Wholesale and its competitors.
Is Costco Wholesale's Insider Ownership too high?
Costco Wholesale's current Insider Ownership is 0.52 %. Overall, Costco Wholesale has a GF Score™ of 96/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Costco Wholesale's Insider Ownership compare to TGT and DG?
Costco Wholesale's Insider Ownership of 0.52 % can be compared against companies in the Retail - Defensive industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Insider Ownership for a Retail - Defensive company?
A good Insider Ownership depends on the Retail - Defensive industry context. However, Insider Ownership should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Insider Ownership mean?
A high Insider Ownership can signal that a stock is expensive relative to its fundamentals. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Costco Wholesale and its competitors. Costco Wholesale's current Insider Ownership is 0.52 %. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Costco Wholesale stock overvalued right now?
Based on GuruFocus' analysis, Costco Wholesale (COST) is currently considered Fairly Valued. The stock's GF Value™ is $1,026.82, compared to a current price of $954.17 — trading 7.1% below its estimated fair value. The current Insider Ownership is 0.52 %. Costco Wholesale's overall GF Score™ is 96/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Insider Ownership calculated?
Insider Ownership is calculated from a company's financial statements. For Costco Wholesale (COST), the current Insider Ownership is 0.52 % as of Jul. 30, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Costco Wholesale (COST) Overvalued in 2026?

Based on GuruFocus' analysis, Costco Wholesale stock appears to be undervalued. The current stock price of $954.17 is trading 7.1% below its estimated GF Value™ of $1,026.82. GuruFocus considers Costco Wholesale to be Fairly Valued.

Key valuation signals for COST:

  • Insider Ownership: 0.52 %
  • GF Value™: $1,026.82 vs. price of $954.17 (7.1% below fair value)
  • GF Score™: 96/100 with 2 warning signs

No single metric tells the full story. See the COST stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Costco Wholesale Business Description

Address 999 Lake Drive, Issaquah, WA, USA, 98027
Founded in 1983, Costco Wholesale now operates a global chain of membership-based warehouse clubs, delivering high-quality goods and services at consistently low prices. As of its most recent fiscal year, Costco operated approximately 910 warehouses, serving more than 80 million members across its three geographic segments: Costco US (approximately 73% of total revenue), Costco Canada (13%), and Costco International (14%).Costco's core value proposition—quality products at unbeatable prices—has yielded consistently strong member renewal rates (93% in the US and Canada and nearly 90% internationally). About 55% of Costco's fiscal 2025 revenue came from its grocery offerings, and another 25% from general merchandise.
96GF Score

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Insider Ownership is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$954.17
Price
$1,026.82
GF Value