| 2018-02-05 | MKSI | Sr. VP, Global Operations | Sell | 2,000 | $105.10 | $210,200.00 | -14.4% | → |
| 2017-11-06 | MKSI | Sr. VP, Global Operations | Sell | 2,000 | $107.90 | $215,800.00 | -12.7% | → |
| 2017-08-08 | MKSI | Sr. VP, Global Operations | Sell | 2,000 | $79.30 | $158,600.00 | -11.2% | → |
| 2017-05-10 | MKSI | Sr. VP, Global Operations | Sell | 2,000 | $80.00 | $160,000.00 | -11.4% | → |
| 2017-04-03 | MKSI | Sr. VP, Global Operations | Sell | 1,000 | $68.75 | $68,750.00 | -5.4% | → |
| 2017-02-01 | MKSI | Sr. VP, Global Operations | Sell | 1,000 | $66.60 | $66,600.00 | -9.8% | → |
| 2016-12-01 | MKSI | Sr. VP, Global Operations | Sell | 1,000 | $57.40 | $57,400.00 | -8.9% | → |
| 2016-10-03 | MKSI | Sr. VP, Global Operations | Sell | 1,000 | $49.36 | $49,360.00 | -8.2% | → |
| 2016-08-03 | MKSI | Sr. VP, Global Operations | Sell | 1,000 | $45.17 | $45,170.00 | -7.6% | → |
| 2016-05-16 | MKSI | Sr. VP, Global Operations | Sell | 1,000 | $36.25 | $36,250.00 | -7.0% | → |
| 2016-03-18 | MKSI | Sr. VP, Global Operations | Sell | 1,000 | $36.00 | $36,000.00 | -6.6% | → |
| 2016-01-28 | MKSI | Sr. VP, Global Operations | Sell | 1,000 | $36.00 | $36,000.00 | -14.1% | → |
| 2015-12-16 | MKSI | Sr. VP, Global Operations | Sell | 1,000 | $36.03 | $36,030.00 | -12.3% | → |