| 2019-07-22 | Smith Karyn | General Counsel and Secretary | Sale+OE | 888 | $148.23 | $131,627.08 | -7.0% | → |
| 2019-07-18 | Lawson Jeff | Chief Executive Officer | Sell | 20,830 | $145.07 | $3,021,769.06 | -8.5% | → |
| 2019-07-17 | Hu George | Chief Operating Officer | Sell | 1,000 | $145.65 | $145,649.58 | -0.2% | → |
| 2019-07-15 | Smith Karyn | General Counsel and Secretary | Sell | 937 | $142.38 | $133,410.06 | -1.9% | → |
| 2019-07-03 | Hu George | Chief Operating Officer | Sell | 1,000 | $140.05 | $140,049.10 | -0.2% | → |
| 2019-06-20 | Smith Karyn | General Counsel and Secretary | Sale+OE | 21,663 | $146.78 | $3,179,664.95 | -7.7% | → |
| 2019-06-19 | Hu George | Chief Operating Officer | Sell | 1,000 | $142.61 | $142,611.00 | -0.2% | → |
| 2019-06-18 | Lawson Jeff | Chief Executive Officer | Sell | 20,830 | $143.13 | $2,981,295.52 | -8.9% | → |
| 2019-06-14 | DONIO ELENA A. | Director | Sell | 1,442 | $140.76 | $202,975.92 | -14.6% | → |
| 2019-06-05 | Hu George | Chief Operating Officer | Sell | 1,000 | $132.13 | $132,134.00 | -0.1% | → |
| 2019-05-22 | Hu George | Chief Operating Officer | Sell | 8,527 | $139.50 | $1,189,525.21 | -1.1% | → |
| 2019-05-20 | Lawson Jeff | Chief Executive Officer | Sell | 20,830 | $138.50 | $2,884,983.38 | -8.1% | → |
| 2019-05-20 | Smith Karyn | General Counsel and Secretary | Sale+OE | 24,491 | $138.56 | $3,393,358.25 | -10.1% | → |
| 2019-05-15 | Smith Karyn | General Counsel and Secretary | Sell | 1,972 | $128.22 | $252,853.39 | -4.0% | → |
| 2019-05-15 | Hu George | Chief Operating Officer | Sell | 7,743 | $128.22 | $992,826.04 | -3.8% | → |
| 2019-04-22 | Smith Karyn | General Counsel and Secretary | Sale+OE | 2,304 | $122.83 | $283,006.95 | -1.5% | → |