Arkolith/Insider Trading/COST/Form 4

Sullivan John Christopher

Executive VPCOSTCO WHOLESALE CORP /NEW (COST) · full profile →Form 4 · filed Oct 24, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
6
6 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Oct 22, 2025Grant(A)5K—$050K
Oct 22, 2025Tax withholding(F)421$944.68$398K50K
Oct 22, 2025Tax withholding(F)366$944.68$346K48K
Oct 22, 2025Tax withholding(F)569$944.68$537K49K
Oct 22, 2025Tax withholding(F)585$944.68$552K48K
Oct 22, 2025Tax withholding(F)573$944.68$541K49K

Transaction Codes

A
Grant / award
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000909832-25-000140) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML