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COSTCO WHOLESALE CORP /NEW due diligence

Who COSTCO WHOLESALE CORP /NEW (COST) is on the public record: identity, annual results, what it filed in the last year and why, straight from SEC EDGAR.

1000 filings in EDGAR's recent index, 563 of them Form 4 insider filings · view the filings on SEC EDGAR · source: SEC EDGAR submissions index and XBRL financial data

At a glance

COSTCO WHOLESALE CORP /NEW (COST) is a large accelerated filer incorporated in Washington, classified under SIC 5331 (Retail-Variety Stores), and lists on Nasdaq. Its fiscal year ends August 30. It has also filed as COSTCO COMPANIES INC and PRICE/COSTCO INC.

For the fiscal year ended August 30, 2026, its 10-K reported revenue of $303B, up 10.1% from the year before, net income of $9.2B, and total assets of $89.0B.

In the twelve months to October 9, 2026 it made 90 filings on EDGAR, including 1 annual report, 3 quarterly reports, 9 current reports on Form 8-K, and 44 Form 4 insider filings. Its 8-Ks were filed most often for results of operations (4), other events (4), and officer or director changes (1).

CIK
0000909832
Filer status
Large accelerated filer
Industry (SIC)
Retail-Variety Stores (5331)
Incorporated
Washington
Listed on
Nasdaq
Tickers
COST
Fiscal year end
08-30

Annual results

Fiscal year endedRevenueNet incomeTotal assets
2026-08-30$303B +10.1%$9.2B +13.9%$89.0B
2025-08-31$275B +8.2%$8.1B +9.9%$77.1B
2024-09-01$254B$7.4B$69.8B
As reported in each 10-K's XBRL data on SEC EDGAR (revenue tag RevenueFromContractWithCustomerExcludingAssessedTax); a later 10-K's restatement replaces the earlier figure.
FilingFiledPeriodAccession
Annual report (10-K)2026-10-072026-08-300000909832-26-000093
Quarterly report (10-Q)2026-06-032026-05-100000909832-26-000051
Current report (8-K)2026-09-242026-09-240000909832-26-000084

Filing activity

90 filings since 2025-10-09. By form:

4
44
144
16
8-K
9
3
4
10-Q
3
3/A
2
UPLOAD
2
10-K
1

8-K items in the last 12 months: results of operations (Item 2.02, 4) · other events (Item 8.01, 4) · officer or director changes (Item 5.02, 1) · shareholder vote results (Item 5.07, 1).

FiledFormDocumentPeriod
2026-10-0710-K10-K2026-08-30
2026-09-304PRIMARY DOCUMENT2026-09-29
2026-09-304PRIMARY DOCUMENT2026-09-29
2026-09-303/APRIMARY DOCUMENT2026-08-31
2026-09-29144Form 144 notice of proposed sale
2026-09-29144Form 144 notice of proposed sale
2026-09-248-K8-K2026-09-24
2026-09-144PRIMARY DOCUMENT2026-09-10
2026-09-144PRIMARY DOCUMENT2026-09-10
2026-09-144PRIMARY DOCUMENT2026-09-10
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The full due-diligence dossier on COSTCO WHOLESALE CORP /NEW

The free view above is identity and filing dates. The paid dossier reads the filings: business and segments, financial trend, insider and institutional activity, litigation and risk-factor themes, recent news, and the red flags, every claim cited and delivered with a data appendix.

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COST insider filingsAll company profiles13F fund holdingsAll reports

Generated from public SEC EDGAR filings. Filing data is shown as filed. This is information, not investment advice.