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| Politician | Branch | Asset | Ticker | Category | Type | Transaction Date | Amount | Filing Date |
|---|---|---|---|---|---|---|---|---|
| Richard Dean Dr McCormick | house | Costco Wholesale Corporation - Common Stock (COST) | COST | STOCK | Sale | July 30, 2026 | $$1,001 - $15,000 | Aug. 14, 2026 |
| Dan Newhouse | house | Costco Wholesale Corporation - Common Stock (COST) | COST | STOCK | Purchase | July 10, 2026 | $$1,001 - $15,000 | July 17, 2026 |
| Donald J Trump | executive | COSTCO WHSL CORP NEW | COST | STOCK | sale | June 24, 2026 | $No $250,001 - $500,000 | Aug. 22, 2026 |
| Donald J Trump | executive | COSTCO WHSL CORP NEW | COST | STOCK | sale | June 23, 2026 | $No $1,001 - $15,000 | Aug. 22, 2026 |
| Donald J Trump | executive | COSTCO WHOLESALE CORP | COST | STOCK | purchase | June 15, 2026 | $$1,001 - $15,000 | Aug. 22, 2026 |
| Donald J Trump | executive | COSTCO WHOLESALE CORP | COST | STOCK | sale | June 12, 2026 | $$1,001 - $15,000 | Aug. 22, 2026 |
| Markwayne Mullin | executive | Costco (COST) | COST | STOCK | Sale | June 10, 2026 | $$100,001 - $250,000 | July 25, 2026 |
| Donald J Trump | executive | COSTCO WHOLESALE CORP | COST | STOCK | purchase | May 11, 2026 | $$1,001 - $15,000 | July 1, 2026 |
| Donald J Trump | executive | Costco Whsl Corp New | COST | STOCK | purchase | May 5, 2026 | $Yes $15,001 - $50,000 | July 1, 2026 |
| Alan Armstrong | senate | Costco Wholesale Corporation - Common Stock | COST | STOCK | Purchase | March 27, 2026 | $$1,001 - $15,000 | July 21, 2026 |
| Donald J Trump | executive | COSTCO WHSL CORP NEW | COST | STOCK | purchase | March 23, 2026 | $$1,001 - $15,000 | May 14, 2026 |
| Donald J Trump | executive | COSTCO WHSL CORP NEW | COST | STOCK | purchase | March 17, 2026 | $$1,001 - $15,000 | May 14, 2026 |
| Donald J Trump | executive | Costco Wholesale Corp New Corp Solicited Order Discretion Exercised | COST | STOCK | sale | March 6, 2026 | $$15,001 - $50,000 | May 14, 2026 |
| Donald J Trump | executive | COSTCO WHOLESALE CORP UNSOLICITED | COST | STOCK | purchase | March 2, 2026 | $Yes $100,001 - $250,000 | May 14, 2026 |
| Gilbert Cisneros | house | Costco Wholesale Corporation - Common Stock (COST) | COST | STOCK | Purchase | Jan. 30, 2026 | $$1,001 - $15,000 | Feb. 13, 2026 |
| Donald J Trump | executive | COSTCO WHOLESALE CORP | COST | STOCK | purchase | Jan. 23, 2026 | $$100,001 - $250,000 | May 14, 2026 |
| Donald J Trump | executive | COSTCO WHSL CORP NEW | COST | STOCK | purchase | Jan. 12, 2026 | $$1,001 - $15,000 | May 14, 2026 |
| Markwayne Mullin | senate | Costco Wholesale Corporation - Common Stock | COST | STOCK | Purchase | Dec. 29, 2025 | $$15,001 - $50,000 | Jan. 16, 2026 |
| Gilbert Cisneros | house | Costco Wholesale Corporation - Common Stock (COST) | COST | STOCK | Sale | Dec. 24, 2025 | $$1,001 - $15,000 | Jan. 12, 2026 |
| Richard Dean Dr McCormick | house | Costco Wholesale Corporation - Common Stock (COST) | COST | STOCK | Purchase | Nov. 5, 2025 | $$1,001 - $15,000 | Dec. 9, 2025 |
| Douglas J Burgum | executive | Costco Wholesale Corp. (COST) | COST | STOCK | Sale | Oct. 24, 2025 | $$1,001 - $15,000 | Jan. 21, 2026 |
| Shelley M Capito | senate | Costco Wholesale | COST | STOCK | Sale (Partial) | Oct. 17, 2025 | $$1,001 - $15,000 | Nov. 4, 2025 |
| Gilbert Cisneros | house | Costco Wholesale Corporation - Common Stock (COST) | COST | STOCK | Purchase | Oct. 17, 2025 | $$1,001 - $15,000 | Nov. 18, 2025 |
| John Boozman | senate | Costco Wholesale | COST | STOCK | Purchase | Oct. 9, 2025 | $$1,001 - $15,000 | Nov. 15, 2025 |
| Valerie Hoyle | house | Costco Wholesale Corporation - Common Stock (COST) | COST | STOCK | Sale | Sept. 23, 2025 | $$1,001 - $15,000 | Oct. 10, 2025 |