Wilcox William Richard Insider Trades & Stock Holdings

Executive Vice President · Costco Wholesale Corporation · Latest filing Oct 13, 2026

Wilcox William Richard, Executive Vice President at Costco Wholesale Corporation has 1 Form 4 trade on file since Oct 13, 2026. Open-market activity: 0 purchases ($0) and 1 sale ($1.05M), net -$1.05M. Latest filing: disposed of 1.10K shares of $COST on Oct 13, 2026 at $958.21.

Trades on file

1

Open-market bought

$0

Open-market sold

$1.05M

Net open-market

-$1.05M

Latest filing

Oct 13, 2026

All insider trades by Wilcox William Richard

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Oct 13, 2026	$COST	Sell (Open-market sale)	1.10K	$958.21	$1.05M						Executive Vice President		Read

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Wilcox William Richard traded

• $COST

Frequently asked questions

Has Wilcox William Richard been buying or selling stock?

Wilcox William Richard has 0 open-market purchases and 1 open-market sale on file, net -$1.05M. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Wilcox William Richard's latest insider trade?

disposed of 1.10K shares of $COST on Oct 13, 2026 at $958.21.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.