InsiderTrades

Form 4 for COST Costco

Accepted 2026-03-13 00:00:00 ET · period of report 2026-03-12 · accession 0000909832-26-000035 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
I 2026-03-13 2026-03-12 COST George Sarah Catherine EVP I - Discretionary $991.21 -642.13 0 -100% -$636.5K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-12 I D 642.13 $991.21 0 I By 401(k) — — (F1) Reflects a transaction by which the reporting person through an intra-plan transfer disposed of the 642.1252 shares of common stock previously reported as beneficially owned under Costco's 401(k) plan, pursuant to the company's policy prohibiting executive officers from participating in the common stock fund.