Hamilton E. James serves as Executive at COSTCO WHOLESALE CORP /NEW, where they oversee executive responsibilities. Since joining the company, Hamilton E. James has executed 185 insider transactions totaling $1.9B, demonstrating a bearish approach to their equity position. Their most recent transaction on Oct 22, 2025 involved receiving (via award) 286 shares valued at $0.
Hamilton E. James currently holds 55,537.94 shares of COSTCO WHOLESALE CORP /NEW (COST), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Hamilton E. James has been a net seller of COST stock. They have purchased $0 and sold $1.9B worth of shares.
Hamilton E. James's most recent insider trade was on Oct 22, 2025, when they sold 286 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Oct 22, 2023 | COST | $0 | Award | 489 | $N/A | Discretionary |
| Oct 22, 2022 | COST | $0 | Award | 565 | $N/A | Discretionary |
| Jan 7, 2022 | COST | $0 | Purchase | 461 | $N/A | Discretionary |
| Dec 7, 2021 | BX | $242.5M | Sale | 1,803,281 | $134.45 | Discretionary |
| Dec 7, 2021 | BX | $287.8M | Sale | 2,140,934 | $134.45 | Discretionary |
| Dec 7, 2021 | BX | $202.9M | Sale | 1,509,066 | $134.45 | Discretionary |
| Dec 7, 2021 | BX | $177.4M | Sale | 1,319,754 | $134.45 | Discretionary |
| Dec 7, 2021 | BX | $170.9M | Sale | 1,271,068 | $134.45 | Discretionary |
| Dec 7, 2021 | BX | $1.6M | Sale | 12,023 | $134.45 | Discretionary |
| Dec 7, 2021 | BX | $1.1M | Sale | 8,474 | $134.45 | Discretionary |
| Dec 7, 2021 | BX | $125.1M | Sale | 930,246 | $134.45 | Discretionary |
| Dec 3, 2021 | BX | $0 | Conversion | 3,074,349 | $N/A | Discretionary |
| Dec 3, 2021 | BX | $0 | Conversion | 3,650,000 | $N/A | Discretionary |
| Dec 3, 2021 | BX | $0 | Conversion | 2,250,000 | $N/A | Discretionary |
| Oct 22, 2021 | COST | $0 | Award | 561 | $N/A | Discretionary |
| May 20, 2021 | BX | $5.3M | Sale | 59,126 | $89.37 | Discretionary |
| May 20, 2021 | BX | $3.6M | Sale | 40,714 | $89.37 | Discretionary |
| May 20, 2021 | BX | $6.1M | Sale | 68,370 | $89.37 | Discretionary |
| May 19, 2021 | BX | $5.0M | Sale | 57,431 | $87.12 | Discretionary |
| May 19, 2021 | BX | $3.7M | Sale | 42,648 | $87.14 | Discretionary |
| May 19, 2021 | BX | $1.3M | Sale | 14,553 | $87.53 | Discretionary |
| May 19, 2021 | BX | $5.8M | Sale | 66,149 | $87.12 | Discretionary |
| May 19, 2021 | BX | $1.1M | Sale | 12,744 | $87.53 | Discretionary |
| May 19, 2021 | BX | $566.8K | Sale | 6,475 | $87.54 | Discretionary |
| May 18, 2021 | BX | $2.3M | Sale | 26,178 | $88.46 | Discretionary |
| May 18, 2021 | BX | $3.4M | Sale | 38,643 | $89.11 | Discretionary |
| May 18, 2021 | BX | $3.7M | Sale | 42,059 | $88.45 | Discretionary |
| May 18, 2021 | BX | $3.0M | Sale | 33,437 | $89.11 | Discretionary |