| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For COST | |||||
| 2026-09-29 | Frates, Caton | Sr. Executive Vice President | Sold | 800.64 | $915.93 |
| 2026-09-29 | Adamo, Claudine | Executive Vice President | Sold | 2200 | $915.93 |
| 2026-09-10 | Wilcox, William Richard | Executive Vice President | Sold | 1934.61 | $902.38 |
| 2026-09-10 | Wilcox, William Richard | Executive Vice President | Purchased | 4129 | $0.00 |
| 2026-09-10 | Riel, Pierre | Executive Vice President | Purchased | 4552 | $0.00 |
| 2026-09-10 | Riel, Pierre | Executive Vice President | Sold | 1561.66 | $902.38 |
| 2026-09-10 | Klauer, James C | Executive Vice President | Purchased | 4129 | $0.00 |
| 2026-09-10 | Klauer, James C | Executive Vice President | Sold | 936.12 | $902.38 |
| 2026-09-10 | Jones, Teresa A. | Executive Vice President | Purchased | 4129 | $0.00 |
| 2026-09-10 | Jones, Teresa A. | Executive Vice President | Sold | 1458.54 | $902.38 |
| 2026-09-10 | Frates, Caton | Executive Vice President | Purchased | 4552 | $0.00 |
| 2026-09-10 | Frates, Caton | Executive Vice President | Sold | 1654.36 | $902.38 |
| 2026-09-10 | Adamo, Claudine | Executive Vice President | Purchased | 4129 | $0.00 |
| 2026-09-10 | Adamo, Claudine | Executive Vice President | Sold | 916.69 | $902.38 |
| 2026-09-10 | Rubanenko, Yoram | Executive Vice President | Sold | 1695.95 | $902.38 |
| 2026-09-10 | Rubanenko, Yoram | Executive Vice President | Purchased | 4129 | $0.00 |
| 2026-07-10 | Raikes, Jeffrey S | Director | Sold | 5249 | $0.00 |
| 2026-06-23 | Denman, Kenneth D | Director | Sold | 885 | $957.45 |
| 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 |