TERADYNE, INC (TER) Insider Trading -- Recent Executive & Director Transactions
15 insiders reported 116 Form 4 transactions for TERADYNE, INC (TER) over the past 18 months (most recent 2026-10-02). Recent activity: JOHNSON MERCEDES (Director) Sell 167 shares, TUFANO PAUL J (Director) Buy 141 shares, MADDOCK ERNEST E (Director) Buy 2 shares, Herweck Peter (Director) Buy 77 shares, Henry Andrew Chisholm (Director) Buy 64 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-02 | JOHNSON MERCEDES | Director | Sell | 167 | $67,284 |
| 2026-09-28 | TUFANO PAUL J | Director | Buy | 141 | $0 |
| 2026-09-28 | MADDOCK ERNEST E | Director | Buy | 2 | $0 |
| 2026-09-28 | Herweck Peter | Director | Buy | 77 | $0 |
| 2026-09-28 | Henry Andrew Chisholm | Director | Buy | 64 | $0 |
| 2026-09-28 | TUFANO PAUL J | Director | Buy | 19 | $0 |
| 2026-09-28 | Herweck Peter | Director | Buy | 4 | $0 |
| 2026-09-18 | MATZ MARILYN | Director | Sell | 400 | $140,444 |
| 2026-09-16 | MATZ MARILYN | Director | Sell | 800 | $270,264 |
| 2026-09-16 | Smith Gregory Stephen | President and CEO | Sell | 4,000 | $1.4M |
| 2026-09-02 | JOHNSON MERCEDES | Director | Sell | 167 | $56,997 |
| 2026-08-18 | Smith Gregory Stephen | President and CEO | Sell | 4,000 | $1.7M |
| 2026-08-18 | MATZ MARILYN | Director | Sell | 1,200 | $510,000 |
| 2026-08-04 | JOHNSON MERCEDES | Director | Sell | 166 | $59,453 |
| 2026-07-16 | MATZ MARILYN | Director | Sell | 1,200 | $427,572 |
| 2026-07-16 | Smith Gregory Stephen | President and CEO | Sell | 4,000 | $1.4M |
| 2026-07-02 | JOHNSON MERCEDES | Director | Sell | 167 | $76,820 |
| 2026-06-29 | Henry Andrew Chisholm | Director | Buy | 52 | $0 |
| 2026-06-29 | Herweck Peter | Director | Buy | 63 | $0 |
| 2026-06-29 | TUFANO PAUL J | Director | Buy | 116 | $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 | Herweck Peter | Director | Buy | 4 | $0 |
| 2026-06-16 | TUFANO PAUL J | Director | Buy | 19 | $0 |
| 2026-06-16 | Smith Gregory Stephen | President and CEO | Sell | 4,000 | $1.7M |
Source: SEC Form 4 filings · as of 2026-10-02