Costco (COST): Rep. Lisa McClain (MI09) disclosed a sale $1K–$15K

$1,001–$15,000

Reported range · official band, not an exact amount

34 days

Disclosure lag

Traded

Jul 10, 2025

Disclosed

Aug 13, 2025

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.

1. Mar 15, 2023CongressDisclosed purchase of COST — reported range $1,001 - $15,000
2. Aug 7, 2024CongressDisclosed purchase of COST — reported range $1,001 - $15,000
3. Oct 29, 2024CongressDisclosed purchase of COST — reported range $1,001 - $15,000
4. Dec 11, 2024CongressDisclosed purchase of COST — reported range $1,001 - $15,000
5. Apr 21, 2025CongressDisclosed sale of COST — reported range $1,001 - $15,000
6. May 12, 2025CongressDisclosed sale of COST — reported range $100,001 - $250,000
7. Jun 6, 2025InsiderOfficer sold ~$2.03M of COST shares in the open market
8. Jun 9, 2025InsiderOfficer sold ~$3.01M of COST shares in the open market
9. Jun 9, 2025CongressDisclosed partial sale of COST — reported range $1,001 - $15,000
10. Jun 17, 2025CongressDisclosed purchase of COST — reported range $1,001 - $15,000
11. Jun 18, 2025Insider · 1 personInsiders: 2 sales (~$536K)
12. Jul 10, 2025 · this disclosureCongressDisclosed sale of COST — reported range $1,001 - $15,000

What came next

1. Jul 14, 2025InsiderOfficer sold ~$3.9M of COST shares in the open market
2. Aug 20, 2025InsiderOfficer sold ~$595K of COST shares in the open market
3. Sep 23, 2025Congress · 1 personMembers of Congress: 2 sales
4. Sep 25, 2025Company filing · Form 8-K · ResultsReported its results
5. Sep 29, 2025InsiderOfficer sold ~$1.4M of COST shares in the open market
6. Oct 14, 2025Company filing · Form 8-K · Executive changeChanged a top executive or board member“On October 14, 2025, the Compensation Committee of the Board of Directors approved the fiscal 2026 criteria for bonuses to executive officers, with the Nominating and Governance Committee of the Board also approving the environmental and social performance criteria.”
7. Oct 17, 2025CongressDisclosed partial sale of COST — reported range $1,001 - $15,000
8. Oct 24, 2025Insider · 2 peopleInsiders: 2 sales (~$3.7M)
9. Nov 7, 2025FDARecall: Costco Item# 11444 Kirkland Signature Chicken Sandwich with Caesar Salad, refrigerated, packaged in clear plastic clamshell container. The net weight varies as…
10. Nov 7, 2025FDARecall: Costco Item# 19927 Kirkland Signature Caesar Salad, refrigerated, packaged in clear plastic clamshell container. The net weight varies as it is sold by weight.…

How to read House Clerk periodic transaction report

The STOCK Act is a 2012 US law that requires members of Congress, and some senior staff, to publicly report their stock trades, and those of their spouse and dependent children, within 45 days.

Full guide: What is the STOCK Act?

What else is on file for Costco

For Costco, OQRO holds 6 insider filings (SEC Form 4 or Form 144), 2 Congress trade reports and 106 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 Rep. Lisa McClain (MI09)

• House Clerk periodic transaction report at CACI (CACI)Oct 12, 2026
• House Clerk periodic transaction report at Caterpillar (CAT)Oct 12, 2026
• House Clerk periodic transaction report at Immunitybio (IBRX)Oct 12, 2026
• House Clerk periodic transaction report at Immunitybio (IBRX)Oct 12, 2026
• House Clerk periodic transaction report at Microsoft (MSFT)Oct 12, 2026

The full history of Rep. Lisa McClain (MI09) is on the profile page.

How this filing works

• The STOCK Act

Other disclosures at Costco

• House Clerk periodic transaction reportOct 14, 2026
• SEC Form 4Oct 14, 2026
• SEC Form 144Oct 13, 2026
• SEC Form 4Sep 30, 2026
• SEC Form 4Sep 30, 2026
• SEC Form 144Sep 29, 2026

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