SEC Form 4 · insider transactions · free

COSTCO WHOLESALE CORP /NEW insider buying and selling

2 Form 4 filings against COSTCO WHOLESALE CORP /NEW (COST) in the last 90 days. Below are the transactions from 2 recent filings, one per insider where the window allows, as filed.

Window 2026-05-24 to 2026-08-22 · CIK 0000909832 · newest filing 2026-07-14 · source: SEC EDGAR full-text search and the Form 4 XML itself
DateInsiderRoleTransactionCodeSharesPriceOwned after
2026-07-10RAIKES JEFFREY SdirectorgiftG5,2496,044
2026-06-23DENMAN KENNETH Ddirectoropen-market saleS885$957.454,779
Transaction codes: P is an open-market purchase, S an open-market sale, A a grant or award, M an option exercise, F shares surrendered for tax. 0 open-market buys and 1 open-market sale in the rows above.

Every Form 4 against COSTCO WHOLESALE CORP /NEW, parsed and explained

The free view above is the newest few filings. The paid report reads every Form 4 in your window (up to 365 days), separates open-market buys and sales from awards, exercises and tax withholding, totals the flow per insider, flags 10b5-1 plans where the filing notes them, and hands you a cited write-up plus a downloadable transactions table.

agents: POST /v1/insider-report with {"ticker":"COST"} over x402 or MPP, $4

Sample output and API docs · all reports

COST company profileAll insider pages13F fund holdingsAll reportsWatch COST for new filings

Generated from public SEC EDGAR filings. Filing data is shown as filed. This is information, not investment advice.