As of August 21, 2026 6:45pm CDT, COST (Costco Wholesale Corp, XNAS) traded at $947.74, +13.38 (+1.43%) on the day (delayed quote). StockMarketLoop's Market Position model puts the current profit ratio at 45.82%, with support near $942.30 and resistance near $950.31. Market capitalization: $420.3B.

Source: StockMarketLoop real-time market data (massive-aggregates-fallback-5m). Not investment advice.

COST

Costco Wholesale Corp

XNAS · CS

$947.74 +1.43% Delayed market data
Volume1,489,969
Market cap$420.3B
Market position45.82%
Support / resistance$942.30 / $950.31

About Costco Wholesale Corp

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

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Observed August 21, 2026 6:45 pm CDT. Market data and model estimates only—not investment advice.
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