| 2026-04-08 | Mills ReganPresident, Product Test | Sale | 16 | -$5.5K |
| 2026-04-06 | JOHNSON MERCEDES | Sale | 625 | -$195.1K |
| 2026-04-02 | Mills ReganPresident, Product Test | Sale | 252 | -$73.3K |
| 2026-04-01 | Mills ReganPresident, Product Test | Tax withhold | 222 | -$69.3K |
| 2026-04-01 | Poulin Shannon JohnPresident, Semiconductor Test | Tax withhold | 1,162 | -$362.8K |
| 2026-03-26 | Henry Andrew Chisholm | Award | 75 | — |
| 2026-03-26 | TUFANO PAUL J | Award | 159 | — |
| 2026-03-26 | Herweck Peter | Award | 92 | — |
| 2026-03-13 | Herweck Peter | Acquired | 5 | — |
| 2026-03-13 | TUFANO PAUL J | Acquired | 25 | — |
| 2026-03-13 | MADDOCK ERNEST E | Acquired | 2 | — |
| 2026-03-05 | JOHNSON MERCEDES | Sale | 625 | -$187.0K |
| 2026-02-25 | Mills ReganPresident, Product Test | Sale | 788 | -$262.3K |
| 2026-02-05 | JOHNSON MERCEDES | Sale | 625 | -$166.9K |
| 2026-02-04 | Hathout Jean PierrePresident, Teradyne Robotics | Award | 1,004 | — |
| 2026-02-04 | Mills ReganPresident, Product Test | Award | 1,004 | — |
| 2026-02-04 | Driscoll RyanVP, General Counsel, Secretary | Award | 1,784 | — |
| 2026-02-04 | Poulin Shannon JohnPresident, Semiconductor Test | Award | 4,460 | — |
| 2026-02-04 | Smith Gregory StephenPresident and CEO | Award | 13,380 | — |
| 2026-02-02 | Driscoll RyanVP, General Counsel, Secretary | Tax withhold | 414 | -$103.3K |
| 2026-02-02 | Smith Gregory StephenPresident and CEO | Tax withhold | 6,763 | -$1.7M |
| 2026-02-02 | Mills ReganPresident, Product Test | Tax withhold | 345 | -$86.1K |
| 2026-02-02 | Hathout Jean PierrePresident, Teradyne Robotics | Tax withhold | 381 | -$95.1K |
| 2026-01-28 | Driscoll RyanVP, General Counsel, Secretary | Tax withhold | 82 | -$20.5K |
| 2026-01-28 | Mills ReganPresident, Product Test | Tax withhold | 167 | -$41.8K |
| 2026-01-28 | Smith Gregory StephenPresident and CEO | Tax withhold | 486 | -$121.7K |
| 2026-01-27 | Driscoll RyanVP, General Counsel, Secretary | Tax withhold | 113 | -$27.0K |
| 2026-01-27 | Mills ReganPresident, Product Test | Tax withhold | 193 | -$46.1K |
| 2026-01-27 | Smith Gregory StephenPresident and CEO | Award | 59,475 | — |
| 2026-01-27 | Smith Gregory StephenPresident and CEO | Tax withhold | 30,610 | -$7.3M |