| 2017-03-13 | Sale | MKS Instruments, Inc. MKSI | director | 2,500 0.0046% | $67.01 | $167,520 | +28.41% | |
| 2016-11-22 | Sale | MKS Instruments, Inc. MKSI | director | 2,500 0.0046% | $56.76 | $141,898 | +35.16% | |
| 2016-05-05 | MKS Instruments, Inc. MKSI | director | 3,500 0.0066% | $35.94 | $125,773 | +40.61% | ||
| 2015-08-17 | Aehr Test Systems AEHR | director | 6,000 0.0469% | $2.19 | $13,141 | -21.3% | ||
| 2015-08-13 | Aehr Test Systems AEHR | director | 7,000 0.0534% | $2.18 | $15,286 | -23.3% | ||
| 2015-08-12 | Aehr Test Systems AEHR | director | 9,000 0.0672% | $2.17 | $19,527 | -24.11% | ||
| 2015-08-11 | Aehr Test Systems AEHR | director | 8,000 0.062% | $2.25 | $17,990 | -24.11% | ||
| 2015-08-10 | Aehr Test Systems AEHR | director | 5,000 0.0385% | $2.24 | $11,221 | -24.44% | ||
| 2015-08-07 | Aehr Test Systems AEHR | director | 5,000 0.0385% | $2.22 | $11,077 | -23.87% | ||
| 2015-08-06 | Aehr Test Systems AEHR | director | 6,000 0.0471% | $2.10 | $12,584 | -17.72% | ||
| 2015-08-05 | Aehr Test Systems AEHR | director | 4,000 0.0307% | $2.19 | $8,760 | -22.73% | ||
| 2015-08-04 | Aehr Test Systems AEHR | director | 6,000 0.0446% | $2.17 | $13,004 | -24.44% | ||
| 2015-07-24 | Aehr Test Systems AEHR | director | 9,800 0.0755% | $2.05 | $20,070 | -17.07% | ||
| 2015-07-23 | Aehr Test Systems AEHR | director | 5,000 0.0386% | $2.01 | $10,050 | -15.17% | ||
| 2015-07-22 | Aehr Test Systems AEHR | director | 5,000 0.0386% | $2.01 | $10,029 | -14.5% | ||
| 2015-07-21 | Aehr Test Systems AEHR | director | 7,000 0.0542% | $2.02 | $14,110 | -14.43% | ||
| 2015-07-20 | Aehr Test Systems AEHR | director | 5,000 0.0385% | $2.03 | $10,171 | -15.69% | ||
| 2015-05-28 | Sale | MKS Instruments, Inc. MKSI | director | 500 0.0009% | $37.50 | $18,750 | -5.4% | |
| 2015-05-21 | Sale | MKS Instruments, Inc. MKSI | director | 500 0.0009% | $37.32 | $18,660 | -4.5% | |
| 2015-05-14 | Sale | MKS Instruments, Inc. MKSI | director | 500 0.0009% | $36.33 | $18,165 | -2.1% |