Miller Russell D, Senior Executive Vice President at Costco Wholesale Corp ($COST), sold about $4.5 million in company shares through two open market transactions over the past year. His most recent sale occurred on January 9, 2026. These sales rank him 2,093rd among 11,678 insiders in our database by total value sold, below the average of $8.6 million across about 6.4 transactions per insider. He made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 9, 2026 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Sr. Executive Vice President | S | Common Stock | 1500 | $916.32 | 8,240.9250 | 444,515,000 | 15.40% | 0.00% |
| Sept. 29, 2025 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Sr. Executive Vice President | S | Common Stock | 3381 | $915.00 | 9,740.9250 | 444,803,000 | 25.77% | 0.00% |
| Sept. 23, 2025 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Sr. Executive Vice President | G | Common Stock | 2918 | $0.00 | 13,121.9250 | 444,803,000 | 28.60% | 0.00% |
| Sept. 23, 2025 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Sr. Executive Vice President | G | Common Stock | 2918 | $0.00 | 13,121.9250 | 444,803,000 | 18.19% | 0.00% |
| Sept. 10, 2025 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Sr. Executive Vice President | A | Common Stock | 4654 | $0.00 | 14,857.0100 | 444,803,000 | 45.61% | 0.00% |
| Sept. 10, 2025 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Sr. Executive Vice President | F | Common Stock | 1735 | $956.29 | 13,121.9250 | 444,803,000 | 11.68% | 0.00% |
| Oct. 11, 2024 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Sr. Executive Vice President | S | Common Stock | 4400 | $891.15 | 10,203.0100 | 444,759,000 | 30.13% | 0.00% |
| Sept. 24, 2024 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Sr. Executive Vice President | G | Common Stock | 4602 | $0.00 | 14,603.0100 | 444,759,000 | 23.96% | 0.00% |
| Sept. 24, 2024 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Sr. Executive Vice President | G | Common Stock | 4602 | $0.00 | 14,603.0100 | 444,759,000 | 46.02% | 0.00% |
| Sept. 16, 2024 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Senior EVP | F | Common Stock | 2832 | $907.87 | 14,603.0100 | 444,759,000 | 16.24% | 0.00% |
| Sept. 16, 2024 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Senior EVP | A | Common Stock | 7433 | $0.00 | 17,435.0820 | 444,759,000 | 74.32% | 0.00% |
| April 17, 2024 | COSTCO WHOLESALE CORP /NEW | $COST | Miller Russell D | Senior EVP | S | Common Stock | 785 | $722.86 | 10,001.6460 | 444,452,000 | 7.28% | 0.00% |