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Politician trade (Senate)

Costco (COST)Sen. Alan Armstrong disclosed a purchase $1K–$15K

Sen. Alan Armstrong disclosed a purchase of Costco in the $1K–$15K range.

$1,001–$15,000
Reported range · official band, not an exact amount
116 days
Disclosure lag
Traded
Mar 27, 2026
Disclosed
Jul 21, 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.

  1. Jan 30, 2026CongressDisclosed purchase of COST — reported range $1,001 - $15,000
  2. Jan 31, 2026FDARecall: Kirkland Signature Costco item #1181272 Mini Beignets filled with Caramel 22CT. UPC 000011 812722. Product is packaged in a clear clamshell container. ALLERGEN…
  3. Mar 5, 2026Company filing · Form 8-K · ResultsReported its results
  4. Mar 9, 2026InsiderOfficer sold ~$732K of COST shares in the open market
  5. Mar 26, 20265% stakeThe Vanguard Group reported a passive stake (13G)
  6. Mar 27, 2026 · this disclosureCongressDisclosed purchase of COST — reported range $1,001 - $15,000

What came next

  1. Apr 1, 2026InsiderOfficer sold ~$695K of COST shares in the open market
  2. Apr 6, 2026FDARecall: Kirkland Signature Traditional Madeleines 12 Count/net wt. 18oz., Item #2000012, UPC 000020000127. Plastic clamshell container is packed with 9 pieces of Fille…
  3. Apr 29, 20265% stakeVanguard Capital Management reported a passive stake (13G) of 7.5%
  4. May 28, 2026Company filing · Form 8-K · ResultsReported its results
  5. Jun 23, 2026InsiderDirector sold ~$847K of COST shares in the open market
  6. Jul 10, 2026CongressDisclosed purchase of COST — reported range $1,001 - $15,000
View the official recordSenate eFD periodic transaction report

How to read Senate eFD 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 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 Sen. Alan Armstrong

The full history of Sen. Alan Armstrong 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