Insider trade

Costco (COST)Executive Vice President sold ~$2.02M

Claudine Adamo, Executive Vice President at Costco, sold ~$2.02M of Costco shares.

~$2.02M
Approx. value · 2,200 sh @ $915.93: 7,133.51
Holds after · shares reported

Traded: Sep 29, 2026
Filed: Sep 30, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

Jul 30, 2026CongressDisclosed sale of COST — reported range $1,001 - $15,000
Sep 24, 2026Company filing · Form 8-K · ResultsReported its results
Sep 29, 2026 · this disclosureInsiderOfficer sold ~$2.02M of COST shares in the open market

What came next

Sep 29, 2026InsiderOfficer sold ~$733K of COST shares in the open market

View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Costco

For Costco, OQRO holds 4 insider filings (SEC Form 4 or Form 144), 3 Congress trade reports and 129 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its COST page.

Other recent filings by Claudine Adamo, Executive Vice President

The full history of Claudine Adamo, Executive Vice President is on the profile page.

How this filing works

Other disclosures at Costco

Everything OQRO holds on this company is on its COST page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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OQRO describes public disclosures and context calculated from them. It does not give personalized advice and does not recommend any transaction. How OQRO treats data