10-K Featured Impact 9/10 Earnings

$COST · COSTCO WHOLESALE CORP /NEW

October 7, 2026 · AI-analyzed SEC filing

Costco filed its FY2026 10-K for the 52 weeks ended August 30, 2026. Total revenue hit $303.154B (+10.1% YoY), net income reached $9.226B ($20.76 diluted EPS), and membership fee revenue climbed 11% to $5.907B. The company operated 939 warehouses globally, up from 914 a year earlier, with 355,000 employees worldwide.

PeriodFY2026
ResultBeat
Revenue$303.154B
Revenue YoY+10.1%
EPS$20.76
Net income$9.226B
Op. margin3.9%

Extended-hours trading shows COST at $938.82, up 0.34% from the regular close of $935.68. The modest after-hours move suggests the strong FY2026 results were largely priced in, though the $303B revenue milestone and membership fee momentum provide a solid fundamental underpinning for the $415B market cap.

Costco's $303B revenue milestone, 11% membership fee growth, and $20.2B cash hoard confirm the warehouse-club model is firing on all cylinders at unprecedented scale.

Costco's 10.1% revenue growth and 3.9% operating margin reinforce its position as the dominant warehouse-club operator. The 11% membership fee jump and 92.3% U.S./Canada renewal rate highlight a sticky, growing recurring-revenue base that peers like BJ's Wholesale and Walmart's Sam's Club cannot

The 10-K flags that Costco's internal controls over financial reporting have inherent limitations and may not prevent or detect misstatements. KPMG's audit opinion is clean, but the filing notes that projections of control effectiveness are subject to risk that controls may deteriorate with changing

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