| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For COST | |||||
| 2026-04-01 | Frates, Caton | Executive Vice President | Sold | 700 | $993.00 |
| 2026-03-12 | George, Sarah Catherine | Executive Vice President | Sold | 642.13 | $991.21 |
| 2026-03-11 | Millerchip, Gary | Executive Vice President | Sold | 1154.02 | $992.23 |
| 2026-03-09 | Adamo, Claudine | Executive Vice President | Sold | 730 | $1,003.02 |
| 2026-01-27 | Jones, Teresa A. | Executive Vice President | Sold | 300 | $0.00 |
| 2026-01-27 | Raikes, Jeffrey S | Director | Sold | 5115 | $0.00 |
| 2026-01-21 | Jones, Teresa A. | Executive Vice President | Sold | 850 | $986.26 |
| 2026-01-16 | Raimondo, Gina Marie | Director | Purchased | 215 | $0.00 |
| 2026-01-16 | Decker, Susan L | Director | Sold | 458 | $955.00 |
| 2026-01-14 | Klauer, James C | Executive Vice President | Sold | 1500 | $939.00 |
| 2026-01-09 | Miller, Russell D | Sr. Executive Vice President | Sold | 1500 | $916.32 |
| 2025-12-30 | Polit, Javier | Executive Vice President | Sold | 558.31 | $862.90 |
| 2025-12-29 | Polit, Javier | Executive Vice President | Sold | 2049 | $867.21 |
| 2025-12-19 | Denman, Kenneth D | Director | Sold | 325 | $0.00 |
| 2025-12-15 | Decker, Susan L | Director | Sold | 2827 | $0.00 |
| 2025-11-10 | Raikes, Jeffrey S | Director | Sold | 4120 | $0.00 |
| 2025-11-07 | Wilcox, William Richard | Executive Vice President | Sold | 2400 | $930.13 |
| 2025-10-24 | Adamo, Claudine | Executive Vice President | Sold | 2700 | $935.68 |
| 2025-10-24 | Barbre, Tiffany Marie | Principal Accounting Officer | Sold | 1239.38 | $934.62 |
| 2025-10-22 | Barbre, Tiffany Marie | Principal Accounting Officer | Sold | 84.6 | $944.68 |