The Tip Desk

COSTCO WHOLESALE CORPORATION holding history

As of Nov. 6, 2026 (UTC)

← WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC portfolio · COM · CUSIP 22160K105 · SH

Quarter-end history; absent and withheld figures are not zero
March 31, 2025353,579$334,407,9470.94%Withheld — Comparison unavailable: Comparable change withheld pending corporate-action reviewMay 9, 2025
June 30, 2025376,485$372,697,5610.99%Withheld — Comparison unavailable: Comparable change withheld pending corporate-action reviewJuly 29, 2025
Sept. 30, 2025322,740$298,737,8260.77%Withheld — Comparison unavailable: Comparable change withheld pending corporate-action reviewNov. 12, 2025
Dec. 31, 2025328,468$283,251,0950.79%Withheld — Comparison unavailable: Comparable change withheld pending corporate-action reviewFeb. 9, 2026
March 31, 2026302,468$301,388,1891.00%Withheld — Comparison unavailable: Comparable change withheld pending corporate-action reviewMay 8, 2026
June 30, 2026199,355$186,490,6220.56%Withheld — Comparison unavailable: Comparable change withheld pending corporate-action reviewAug. 12, 2026

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Schedule 13G disclosures

No verified related disclosures are included in this freeze.

About reported holdings

13F reports quarter-end securities, excluding cash and shorts. Position changes do not establish trades, motives or returns; portfolio weights use disclosed 13F value.