secwatch.observer — SEC 8-K summary
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Issuer:     COSTCO WHOLESALE CORP /NEW (COST)
CIK:        0000909832
Form:       8-K
Filed at:   2026-05-28T20:17:32+00:00
Accession:  0000909832-26-000046
Event type: earnings
Sentiment:  positive
Materiality: 0.75
Item codes: 2.02, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Costco Q3 net sales $69.15B (+11.6% YoY); EPS $4.93 vs $4.28
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- Net sales $69.15B (+11.6%); diluted EPS $4.93 vs $4.28 last year; net income $2.19B (+15.2%).
- Total company comparable sales +9.8% reported, +6.6% adjusted ex gas/FX.
- Membership income +9.9% to $2.19B; 148.5M total cardholders (+4%), renewal rate 89.7%.
- Digitally-enabled comparable sales +21.5% (adjusted +20.8%); ecommerce traffic +37%.
- 931 warehouses globally; opened two new US warehouses in Q3 (Liberty Hill, TX and South St. George, UT).

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/909832/000090983226000046/0000909832-26-000046-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/909832/000090983226000046/cost-20260528.htm
  HTML page:      https://secwatch.observer/filing/0000909832-26-000046

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer