| Insider · 13 positions | Net Shares per Quarter (+ Bought / − Sold) | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Name | Role | Shares Held ↓ | Q3 2026 | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 | Q1 2025 | Q4 2024 | Q3 2024 | Q2 2024 | Q1 2024 | Q4 2023 | Q3 2023 | Q2 2023 | Q1 2023 | Q4 2022 |
| Gregory Stephen Smith | President and CEO | 116K | -4K | -13K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Paul J Tufano | 66K | — | +803 | +184 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Marilyn Matz | 16K | -1K | -2K | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Peter Herweck | 16K | — | +735 | +97 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Shannon John Poulin | President, Semiconductor Test | 16K | — | -4K | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Regan Mills | President, Product Test | 11K | — | -490 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Ernest E Maddock | 10K | — | +670 | +2 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Jean Pierre Hathout | President, Teradyne Robotics | 10K | — | -441 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Ryan Driscoll | VP, General Counsel, Secretary | 8K | — | -680 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Mercedes Johnson | 7K | -333 | -124 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Bridget A Van Kralingen | 6K | — | +668 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Andrew Chisholm Henry | 3K | — | +720 | +75 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
| Necip Sayiner | 3K | — | +668 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |