| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For COST | |||||
| 2025-07-14 | Rubanenko, Yoram | Executive Vice President | Sold | 4000 | $974.96 |
| 2025-07-14 | Raikes, Jeffrey S | Director | Sold | 6573 | $0.00 |
| 2025-06-18 | Decker, Susan L | Director | Sold | 546 | $980.00 |
| 2025-06-18 | Decker, Susan L | Director | Sold | 1 | $978.40 |
| 2025-06-09 | Callans, Patrick J | Executive Vice President | Sold | 3000 | $1,002.77 |
| 2025-06-06 | Riel, Pierre | Executive Vice President | Sold | 2000 | $1,014.15 |
| 2025-04-17 | Klauer, James C | Executive Vice President | Sold | 4000 | $981.07 |
| 2025-03-27 | Millerchip, Gary | Executive Vice President | Sold | 1100 | $940.01 |
| 2025-03-24 | Adamo, Claudine | Executive Vice President | Sold | 900 | $922.56 |
| 2025-03-18 | Frates, Caton | Executive Vice President | Sold | 850 | $900.25 |
| 2025-03-11 | Millerchip, Gary | Executive Vice President | Sold | 1147.26 | $930.49 |
| 2025-03-11 | Vachris, Roland Michael | Director, President and CEO | Sold | 3600 | $931.00 |
| 2024-12-19 | Jelinek, W Craig | Director | Sold | 2017 | $0.00 |
| 2024-12-16 | Raikes, Jeffrey S | Director | Sold | 3969 | $0.00 |
| 2024-12-16 | Denman, Kenneth D | Director | Sold | 520 | $0.00 |
| 2024-10-24 | Galanti, Richard A | Director, Executive Vice President | Sold | 1416.46 | $894.68 |
| 2024-10-23 | Jones, Teresa A. | Executive Vice President | Sold | 800 | $896.55 |
| 2024-10-22 | Sullivan, John Christopher | Executive VP | Sold | 584.85 | $893.49 |
| 2024-10-22 | Frates, Caton | Executive Vice President | Sold | 190.89 | $893.49 |
| 2024-10-22 | Frates, Caton | Executive Vice President | Sold | 157.36 | $893.49 |
