| 2017-11-06 | Sale | Cognex Corporation CGNX | director | 7,500 0.0049% | $75.64 | $567,291 | -21.15% | |
| 2017-11-01 | Sale | Cognex Corporation CGNX | director | 15,000 0.0098% | $70.51 | $1.06M | -15% | |
| 2017-02-21 | Sale | Cognex Corporation CGNX | director | 15,000 0.0104% | $46.16 | $692,393 | +35.32% | |
| 2016-12-08 | Sale | Cognex Corporation CGNX | director | 15,000 0.0108% | $39.20 | $587,958 | +41.46% | |
| 2016-08-05 | Sale | Cognex Corporation CGNX | director | 40,000 0.0282% | $29.82 | $1.19M | +39.78% | |
| 2015-06-16 | Sale | Cognex Corporation CGNX | director | 40,000 0.0278% | $29.84 | $1.19M | -24.65% |