| 2018-08-30 | RUNKEL JOHN F JR | General Counsel & | Sale+OE | 10,000 | $102.00 | $1,020,000.00 | -24.5% | → |
| 2018-08-24 | Logan Joseph W | EVP, Sales & Corp Marketing | Sale+OE | 20,000 | $101.43 | $2,028,502.00 | -22.7% | → |
| 2018-08-24 | CHAN CHI-FOON | Co-CEO & President | Sell | 3,609 | $101.85 | $367,565.46 | -1.8% | → |
| 2018-06-07 | RUNKEL JOHN F JR | General Counsel & | Sale+OE | 9,802 | $90.00 | $882,180.00 | -24.2% | → |
| 2018-05-25 | CHAN CHI-FOON | Co-CEO & President | Sale+OE | 42,831 | $88.08 | $3,772,721.00 | -9.4% | → |
| 2018-05-25 | Logan Joseph W | EVP, Sales & Corp Marketing | Sale+OE | 20,000 | $88.33 | $1,766,678.00 | -22.7% | → |
| 2018-03-13 | CHAN CHI-FOON | Co-CEO & President | Sale+OE | 778 | $90.06 | $70,066.68 | -0.4% | → |
| 2018-03-08 | RUNKEL JOHN F JR | General Counsel & | Sale+OE | 10,000 | $87.00 | $870,000.00 | -24.0% | → |
| 2018-02-23 | Logan Joseph W | EVP, Sales & Corp Marketing | Sale+OE | 10,313 | $84.69 | $873,410.03 | -13.1% | → |
| 2018-02-23 | CHAN CHI-FOON | Co-CEO & President | Sell | 3,609 | $84.77 | $305,949.37 | -1.7% | → |
| 2018-01-17 | WALSKE STEVEN | Director | Sell | 4,545 | $90.12 | $409,607.22 | -23.3% | → |
| 2018-01-02 | Nikias Chrysostomos L | Director | Sale+OE | 21,073 | $85.88 | $1,809,772.42 | -34.1% | → |
| 2017-12-19 | RUNKEL JOHN F JR | General Counsel & | Sale+OE | 10,000 | $88.00 | $880,000.00 | -22.5% | → |
| 2017-12-01 | Logan Joseph W | EVP, Sales & Corp Marketing | Sell | 5,000 | $90.33 | $451,627.00 | -7.8% | → |
| 2017-12-01 | CHAN CHI-FOON | Co-CEO & President | Sell | 3,750 | $89.78 | $336,679.13 | -1.9% | → |
| 2017-12-01 | Nikias Chrysostomos L | Director | Sale+OE | 21,074 | $89.78 | $1,891,941.53 | -50.9% | → |
| 2017-08-18 | CHAN CHI-FOON | Co-CEO & President | Sell | 3,750 | $77.50 | $290,635.13 | -1.8% | → |
| 2017-08-18 | Logan Joseph W | EVP, Sales & Corp Marketing | Sell | 5,000 | $76.99 | $384,946.00 | -7.3% | → |
| 2017-05-19 | DE GEUS AART | Chairman of the Board & Co-CEO | Sale+OE | 264,000 | $71.01 | $18,745,791.00 | -32.4% | → |
| 2017-05-19 | Logan Joseph W | EVP, Sales & Corp Marketing | Sell | 5,000 | $71.05 | $355,226.00 | -6.8% | → |
| 2017-05-19 | CHAN CHI-FOON | Co-CEO & President | Sell | 3,750 | $70.96 | $266,088.00 | -1.8% | → |
| 2017-05-19 | RUNKEL JOHN F JR | General Counsel & | Sale+OE | 10,000 | $71.00 | $710,000.00 | -31.2% | → |
| 2017-05-19 | SCHWARZ JOHN | Director | Sell | 21,496 | $71.20 | $1,530,515.20 | -52.7% | → |
| 2017-02-27 | Kankanwadi Sudhindra | VP and Corporate Controller | Sale+OE | 9,499 | $72.17 | $685,527.53 | -44.3% | → |
| 2017-02-23 | WALSKE STEVEN | Director | Sell | 9,074 | $71.02 | $644,395.55 | -34.7% | → |
| 2017-02-22 | Pham Trac | CFO | Sale+OE | 39,899 | $71.24 | $2,842,458.78 | -29.1% | → |
| 2017-02-21 | CASTINO ALFRED | Director | Sell | 12,000 | $70.62 | $847,398.00 | -42.9% | → |
| 2017-02-17 | Logan Joseph W | EVP, Sales & Corp Marketing | Sell | 5,000 | $70.03 | $350,150.00 | -6.3% | → |
| 2017-02-17 | CHAN CHI-FOON | Co-CEO & President | Sale+OE | 40,000 | $70.47 | $2,818,732.00 | -15.9% | → |