| 2023-10-11 | Sale | Costco Wholesale Corporation COST | Executive Vice President | 1,500 0.0003% | $562.01 | $843,017 | +26.28% | |
| 2023-01-27 | Sale | Costco Wholesale Corporation COST | Executive Vice President | 2,500 0.0006% | $503.69 | $1.26M | +8.65% | |
| 2021-06-14 | Sale | Costco Wholesale Corporation COST | Executive Vice President | 5,000 0.0011% | $380.53 | $1.9M | +28.62% | |
| 2020-08-07 | Sale | Costco Wholesale Corporation COST | Executive Vice President | 4,000 0.0009% | $342.72 | $1.37M | +10.42% | |
| 2019-06-07 | Sale | Costco Wholesale Corporation COST | Executive Vice President | 10,000 0.0023% | $255.53 | $2.56M | +16.29% |