19 insiders reported 146 Form 4 transactions for TERADYNE, INC (TER) over the past 18 months (most recent 2026-07-02). Recent activity: JOHNSON MERCEDES (Director) Sell 167 shares, TUFANO PAUL J (Director) Buy 19 shares, MADDOCK ERNEST E (Director) Buy 2 shares, MATZ MARILYN (Director) Sell 1,200 shares, Smith Gregory Stephen (President and CEO) Sell 4,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | JOHNSON MERCEDES | Director | Sell | 167 | $76,820 |
| 2026-06-16 | TUFANO PAUL J | Director | Buy | 19 | $0 |
| 2026-06-16 | MADDOCK ERNEST E | Director | Buy | 2 | $0 |
| 2026-06-16 | MATZ MARILYN | Director | Sell | 1,200 | $507,636 |
| 2026-06-16 | Smith Gregory Stephen | President and CEO | Sell | 4,000 | $1.7M |
| 2026-06-16 | Herweck Peter | Director | Buy | 4 | $0 |
| 2026-06-03 | JOHNSON MERCEDES | Director | Sell | 167 | $61,747 |
| 2026-06-03 | Hathout Jean Pierre | President, Teradyne Robotics | Sell | 267 | $98,648 |
| 2026-06-03 | Hathout Jean Pierre | President, Teradyne Robotics | Sell | 174 | $68,316 |
| 2026-05-19 | Smith Gregory Stephen | President and CEO | Buy | 4,597 | $331,444 |
| 2026-05-19 | MATZ MARILYN | Director | Sell | 800 | $271,184 |
| 2026-05-19 | Smith Gregory Stephen | President and CEO | Sell | 8,597 | $2.9M |
| 2026-05-12 | Herweck Peter | Director | Buy | 668 | $0 |
| 2026-05-12 | JOHNSON MERCEDES | Director | Buy | 668 | $0 |
| 2026-05-12 | MADDOCK ERNEST E | Director | Buy | 668 | $0 |
| 2026-05-12 | Sayiner Necip | Director | Buy | 668 | $0 |
| 2026-05-12 | van Kralingen Bridget A | Director | Buy | 668 | $0 |
| 2026-05-12 | MATZ MARILYN | Director | Buy | 668 | $0 |
| 2026-05-12 | Henry Andrew Chisholm | Director | Buy | 668 | $0 |
| 2026-05-12 | TUFANO PAUL J | Director | Buy | 668 | $0 |
| 2026-05-11 | Driscoll Ryan | VP, General Counsel, Secretary | Sell | 680 | $256,768 |
| 2026-04-09 | Mills Regan | President, Product Test | Sell | 16 | $5,475 |
| 2026-04-07 | JOHNSON MERCEDES | Director | Sell | 625 | $195,125 |
| 2026-04-03 | Mills Regan | President, Product Test | Sell | 222 | $69,308 |
| 2026-04-03 | Poulin Shannon John | President, Semiconductor Test | Sell | 1,162 | $362,776 |
Source: SEC Form 4 filings · as of 2026-07-02