| 2020-11-03 | JAGIELA MARK E | President and CEO | Sale+OE | 38,648 | $90.76 | $3,507,692.48 | -9.4% | → |
| 2020-10-23 | TUFANO PAUL J | Director | Sell | 18,000 | $91.92 | $1,654,560.00 | -26.0% | → |
| 2020-10-22 | TUFANO PAUL J | Director | Sell | 14,682 | $92.03 | $1,351,184.46 | -17.5% | → |
| 2020-08-25 | BRADLEY MICHAEL A | Director | Sell | 4,563 | $90.05 | $410,898.15 | -11.8% | → |
| 2020-08-25 | TUFANO PAUL J | Director | Sell | 7,900 | $90.25 | $712,975.00 | -8.6% | → |
| 2020-08-14 | JOHNSON MERCEDES | Director | Sell | 15,000 | $90.58 | $1,358,700.00 | -47.2% | → |
| 2020-08-06 | TUFANO PAUL J | Director | Sell | 15,800 | $91.00 | $1,437,800.00 | -14.7% | → |
| 2020-08-05 | Mehta Sanjay | VP and Chief Financial Officer | Sell | 5,166 | $90.00 | $464,940.00 | -16.4% | → |
| 2020-08-04 | Robbins Brad | President, LitePoint Corp. | Sale+OE | 10,723 | $88.95 | $953,810.85 | -25.3% | → |
| 2020-08-04 | Mehta Sanjay | VP and Chief Financial Officer | Sell | 5,165 | $89.19 | $460,666.35 | -14.1% | → |
| 2020-08-03 | TUFANO PAUL J | Director | Sell | 5,388 | $90.55 | $487,883.40 | -4.8% | → |
| 2020-07-27 | Gray Charles Jeffrey | VP, General Counsel, Secretary | Sell | 5,000 | $88.18 | $440,912.00 | -4.0% | → |
| 2020-07-27 | Vahey Walter G. | Exec. VP, Corp. Development | Sell | 17,500 | $88.23 | $1,544,025.00 | -22.1% | → |
| 2020-07-24 | Robbins Brad | President, LitePoint Corp. | Sell | 13,339 | $84.05 | $1,121,153.14 | -16.1% | → |
| 2020-07-23 | Vahey Walter G. | Exec. VP, Corp. Development | Sale+OE | 7,747 | $88.38 | $684,707.02 | -2.4% | → |
| 2020-07-23 | TUFANO PAUL J | Director | Sell | 10,412 | $90.55 | $942,806.60 | -8.4% | → |
| 2020-05-06 | JAGIELA MARK E | President and CEO | Sell | 30,976 | $60.62 | $1,877,855.10 | -3.4% | → |
| 2020-04-29 | GILLIS EDWIN J | Director | Sell | 25,000 | $63.09 | $1,577,250.00 | -42.1% | → |
| 2020-02-10 | JAGIELA MARK E | President and CEO | Sell | 69,276 | $70.05 | $4,852,783.80 | -12.9% | → |
| 2020-02-04 | Smith Gregory Stephen | President, Semiconductor Test | Sale+OE | 6,304 | $70.40 | $443,787.57 | -6.5% | → |
| 2020-01-31 | Smith Gregory Stephen | President, Semiconductor Test | Sell | 7,955 | $66.01 | $525,109.55 | -14.5% | → |
| 2020-01-30 | Gray Charles Jeffrey | VP, General Counsel, Secretary | Sale+OE | 19,589 | $70.32 | $1,377,498.48 | -30.7% | → |
| 2020-01-28 | Smith Gregory Stephen | President, Semiconductor Test | Sale+OE | 12,340 | $69.87 | $862,163.49 | -5.2% | → |
| 2020-01-28 | Gray Charles Jeffrey | VP, General Counsel, Secretary | Sale+OE | 10,271 | $71.37 | $733,067.57 | -4.0% | → |
| 2020-01-24 | Robbins Brad | President, LitePoint Corp. | Sell | 8,000 | $72.65 | $581,200.00 | -17.3% | → |
| 2019-10-28 | BRADLEY MICHAEL A | Director | Sell | 7,074 | $64.30 | $454,858.20 | -14.9% | → |
| 2019-10-25 | Vahey Walter G. | President, Systems Test Group | Sell | 25,012 | $63.62 | $1,591,263.44 | -32.2% | → |
| 2019-10-24 | BRADLEY MICHAEL A | Director | Sell | 9,000 | $61.93 | $557,327.25 | -1.9% | → |