Arkolith/Insider Trading/COST/Form 4

Decker Susan L

DirectorCOSTCO WHOLESALE CORP /NEW (COST) · full profile →Form 4 · filed Jan 20, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$437K
Net Open-Market Flow
-$437K
Transactions
1
1 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 16, 2026Sell(S)458$955.00$437K9K

Transaction Codes

S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0000909832-26-000012) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML