---
schema_version: "secwatch.filing_event.v1"
accession: "0000909832-23-000038"
form_type: "8-K"
ticker: "COST"
cik: "0000909832"
company_name: "COSTCO WHOLESALE CORP /NEW"
filed_at: "2023-09-26T23:59:59+00:00"
generated_at: "2026-06-10T09:04:26.000737+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Costco Q4 net sales $77.43B (+9.4%), EPS $4.86; FY EPS $14.16

## Summary
- Q4 net income $2.160B, EPS $4.86 vs $1.868B, $4.20 in prior year (16-week quarter).
- Total comparable sales: reported 1.1%, adjusted 3.8% (ex-gas & FX); US comp 0.2% reported.
- FY net sales $237.71B (+6.7%), net income $6.292B, EPS $14.16 vs $13.14 last year.
- Operates 861 warehouses globally; e-commerce comp sales -0.8% reported, -0.6% adjusted.

## SEC filing metadata
- accession: 0000909832-23-000038
- form_type: 8-K
- ticker: COST
- cik: 0000909832
- company_name: COSTCO WHOLESALE CORP /NEW
- filed_at: 2023-09-26T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/909832/000090983223000038/0000909832-23-000038-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/909832/000090983223000038/cost-20230926.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000909832-23-000038
- JSON: https://secwatch.observer/filing/0000909832-23-000038.json
- Plain text: https://secwatch.observer/filing/0000909832-23-000038.txt

## Key facts
- Earnings Releases
  COSTCO WHOLESALE CORP /NEW reported FQ4 2023 results: revenue Net sales for the 17-week fourth quarter were $77.43 billion, net income Net income for the 17-week fourth quarter was $2.160 billion, EPS $4.86 per diluted share.
  - Period: FQ4 2023
  - Revenue: Net sales for the 17-week fourth quarter were $77.43 billion
  - Net income: Net income for the 17-week fourth quarter was $2.160 billion
  - EPS: $4.86 per diluted share
  - Result: reported results
  source text: On September 26, 2023, the Company issued a press release containing its operating results for the 17-week fourth quarter and the 53-week fiscal year, ended September 3, 2023. A copy of the press release is attached as Exhibit 99.1.
  evidence_url: https://www.sec.gov/Archives/edgar/data/909832/000090983223000038/0000909832-23-000038-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.