QUARTER-END POSITION / VERSION 1

Costco Whsl Corp.

Costco Whsl Corp

published

Reporting manager: GARDNER RUSSO & QUINN LLC
Relationship: Associated institution
Record date: 30 Jun 2026
Date meaning: Original Form 13F report period
Quantity: 3,399 shares
Reported value / amount: $3,179,709
Weight and denominator: 0.04% · Calculated: issuer/class value divided by the complete original reported table; not personal wealth
Quarter-end reported price: Not disclosed · Price at record date, not purchase cost
Derived value per reported unit: $935.483672 · Reported value ÷ reported quantity (shares); not an observed market price
Source-reported activity: Not disclosed
Coverage: Complete original information table grouped by CUSIP and security class
Reviewed by: DeepSeek AI
Published: 20 Oct 2026

Original regulatory disclosure; 1 original filing line(s) grouped within this issuer/class. Absence from a disclosed table is not private account verification.

Reporting-entity association: Inspect the identity evidence

Original filing attribution · 1 line(s)

Reporting manager: GARDNER RUSSO & QUINN LLC. 13F HOLDINGS REPORT. These are reported investment-discretion relationships, not proof of beneficial ownership or a personal account. Each original line is counted once, including lines naming multiple managers.

ORIGINAL LINE	REPORTED QUANTITY / VALUE	OTHER MANAGER / DISCRETION	VOTING AUTHORITY
17	3,399 shares$3,179,709	No included manager referencedOriginal field: Not stated · Discretion: SOLE	Sole 3,274Shared 0 · None 125

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Editorial note: Independent AI source review 2026-10-20T18:20:48.475Z; batch 7144557a17856530693f41a8c72abc23d55a8902b662b7158bf32e7b4ec8058c. Original filing quantities, metadata and row attribution checked. Holdings facts only; corporate-action and period comparisons are not reviewed. This is AI review, not a human or private-account audit.

Sources.

Original disclosure

GARDNER RUSSO & QUINN LLC — 13F-HR — 2026-06-30

U.S. SEC EDGAR · Published 13 Aug 2026 · Collected 20 Oct 2026

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Version history.

Version 1published · 20 Oct 2026

Independent AI source review 2026-10-20T18:20:48.475Z; batch 7144557a17856530693f41a8c72abc23d55a8902b662b7158bf32e7b4ec8058c. Original filing quantities, metadata and row attribution checked. Holdings facts only; corporate-action and period comparisons are not reviewed. This is AI review, not a human or private-account audit.

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English factual summary

GARDNER RUSSO & QUINN LLC reported 3,399 shares of Costco Whsl Corp as of 2026-06-30. Reported value: $3,179,709. Weight: 0.04% of Calculated: issuer/class value divided by the complete original reported table; not personal wealth. This is a dated quarter-end position, not a live position, purchase cost or the associated person’s personal account. Filing type: 13F HOLDINGS REPORT. Manager references describe reported investment discretion, not beneficial ownership.
Source: U.S. SEC EDGAR — https://www.sec.gov/Archives/edgar/data/860643/000086064326000005/form13fInfoTable.xml | Published: 2026-08-13 | Collected: 2026-10-20T18:04:28.389Z
Record: https://holdingsatlas.com/records/bea9d54c-19a7-4bda-a2ee-6a8eb308836f/

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