Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2025-10-10 Sale | 2025-10-15 09:54 am | TERADYNE INC | TER | Smith Gregory Stephen President and CEO | 1,108 | $145.24 | $160,926 | 94,777 (Direct) | View |
| 2025-10-06 Sale | 2025-10-08 11:05 am | TERADYNE INC | TER | JOHNSON MERCEDES Director | 625 | $147.9 | $92,438 | 11,989 (Indirect Direct) | View |
| 2025-09-22 Sale | 2025-09-24 10:48 am | TERADYNE INC | TER | Smith Gregory Stephen President and CEO | 554 | $126.39 | $70,020 | 95,885 (Direct) | View |
| 2025-09-12 Sale | 2025-09-16 12:30 pm | TERADYNE INC | TER | Smith Gregory Stephen President and CEO | 554 | $115 | $63,710 | 96,439 (Direct) | View |
| 2025-09-05 Sale | 2025-09-09 10:39 am | TERADYNE INC | TER | JOHNSON MERCEDES Director | 625 | $120.06 | $75,038 | 12,614 (Indirect Direct) | View |
| 2025-08-12 Sale | 2025-08-14 11:25 am | TERADYNE INC | TER | Smith Gregory Stephen President and CEO | 554 | $106 | $58,724 | 96,993 (Direct) | View |
| 2025-08-05 Sale | 2025-08-07 09:54 am | TERADYNE INC | TER | JOHNSON MERCEDES Director | 625 | $106 | $66,250 | 13,239 (Indirect Direct) | View |
| 2025-07-30 Sale | 2025-08-01 09:56 am | TERADYNE INC | TER | JOHNSON MERCEDES Director | 1,875 | $105.73 | $198,244 | 13,864 (Indirect Direct) | View |
| 2025-07-30 Sale | 2025-08-01 09:48 am | TERADYNE INC | TER | Smith Gregory Stephen President and CEO | 554 | $105.73 | $58,574 | 97,547 (Direct) | View |
| 2025-03-03 Sale | 2025-03-05 4:20 pm | TERADYNE INC | TER | JOHNSON MERCEDES Director | 625 | $110.96 | $69,350 | 12,768 (Direct) | View |
| 2025-02-04 Sale | 2025-02-05 2:06 pm | TERADYNE INC | TER | Mehta Sanjay VP and Chief Financial Officer | 1,384 | $111.49 | $154,302 | 36,576 (Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2025-09-29 Other | 2025-10-01 4:24 pm | N/A N/A | TERADYNE INC | TER | MADDOCK ERNEST E Director | 3 | $0 | 9,596 (Direct) | View |
| 2025-09-29 Other | 2025-10-01 4:20 pm | N/A N/A | TERADYNE INC | TER | TUFANO PAUL J Director | 49 | $0 | 64,618 (Direct) | View |
| 2025-09-29 Other | 2025-10-01 4:16 pm | N/A N/A | TERADYNE INC | TER | Herweck Peter Director | 9 | $0 | 15,223 (Direct) | View |
| 2025-09-25 Option Award | 2025-09-29 11:35 am | N/A N/A | TERADYNE INC | TER | TUFANO PAUL J Director | 357 | $0 | 64,520 (Direct) | View |
| 2025-09-25 Option Award | 2025-09-29 11:32 am | N/A N/A | TERADYNE INC | TER | Herweck Peter Director | 206 | $0 | 15,205 (Direct) | View |
Ownership | 2025-09-10 4:35 pm | N/A N/A | TERADYNE INC | TER | Hathout Jean Pierre President, Teradyne Robotics | 0 | $0 | 9,551 (Direct) | View |
| 2025-08-01 Tax Withholding | 2025-08-05 4:38 pm | N/A N/A | TERADYNE INC | TER | Kumar Ujjwal President, Teradyne Robotics | 657 | $104.16 | 16,369 (Direct) | View |
| 2025-07-01 Option Award | 2025-07-03 11:38 am | N/A N/A | TERADYNE INC | TER | Sayiner Necip Director | 2,132 | $0 | 2,132 (Direct) | View |
| 2025-07-01 Option Award | 2025-07-03 10:16 am | N/A N/A | TERADYNE INC | TER | Henry Andrew Chisholm Director | 2,132 | $0 | 2,132 (Direct) | View |
| 2025-06-26 Option Award | 2025-06-30 5:50 pm | N/A N/A | TERADYNE INC | TER | TUFANO PAUL J Director | 521 | $0 | 64,163 (Direct) | View |
| 2025-06-26 Option Award | 2025-06-30 5:39 pm | N/A N/A | TERADYNE INC | TER | Herweck Peter Director | 302 | $0 | 14,999 (Direct) | View |
| 2025-06-13 Other | 2025-06-17 11:12 am | N/A N/A | TERADYNE INC | TER | Herweck Peter Director | 15 | $0 | 14,712 (Direct) | View |
| 2025-06-13 Other | 2025-06-17 11:03 am | N/A N/A | TERADYNE INC | TER | MADDOCK ERNEST E Director | 6 | $0 | 9,596 (Direct) | View |
| 2025-06-13 Other | 2025-06-17 10:58 am | N/A N/A | TERADYNE INC | TER | TUFANO PAUL J Director | 79 | $0 | 63,721 (Direct) | View |
| 2025-05-09 Option Award | 2025-05-13 6:42 pm | N/A N/A | TERADYNE INC | TER | van Kralingen Bridget A Director | 2,971 | $0 | 5,556 (Direct) | View |
| 2025-05-09 Option Award | 2025-05-13 6:38 pm | N/A N/A | TERADYNE INC | TER | Herweck Peter Director | 2,971 | $0 | 14,682 (Direct) | View |
| 2025-05-09 Option Award | 2025-05-13 6:34 pm | N/A N/A | TERADYNE INC | TER | MADDOCK ERNEST E Director | 2,971 | $0 | 9,584 (Direct) | View |
| 2025-05-09 Option Award | 2025-05-13 6:23 pm | N/A N/A | TERADYNE INC | TER | TUFANO PAUL J Director | 2,971 | $0 | 63,563 (Direct) | View |
| 2025-05-09 Option Award | 2025-05-13 6:09 pm | N/A N/A | TERADYNE INC | TER | JOHNSON MERCEDES Director | 2,971 | $0 | 15,739 (Direct) | View |
Ownership | 2025-05-13 6:02 pm | N/A N/A | TERADYNE INC | TER | Poulin Shannon John President, Semiconductor Test | 0 | $0 | 24,086 (Direct) | View |
Ownership | 2025-05-13 5:41 pm | N/A N/A | TERADYNE INC | TER | Mills Regan President, Product Test | 0 | $0 | 12,215 (Direct) | View |
| 2025-05-09 Option Award | 2025-05-13 4:42 pm | N/A N/A | TERADYNE INC | TER | MATZ MARILYN Director | 2,971 | $0 | 19,173 (Direct) | View |
| 2025-03-27 Option Award | 2025-03-31 5:02 pm | N/A N/A | TERADYNE INC | TER | Herweck Peter Director | 320 | $0 | 11,711 (Direct) | View |
| 2025-03-27 Option Award | 2025-03-31 4:57 pm | N/A N/A | TERADYNE INC | TER | TUFANO PAUL J Director | 554 | $0 | 60,592 (Direct) | View |
| 2025-03-14 Other | 2025-03-18 4:41 pm | N/A N/A | TERADYNE INC | TER | MADDOCK ERNEST E Director | 3 | $0 | 6,616 (Direct) | View |
| 2025-03-14 Other | 2025-03-18 4:36 pm | N/A N/A | TERADYNE INC | TER | Herweck Peter Director | 11 | $0 | 11,402 (Direct) | View |
| 2025-03-14 Other | 2025-03-18 4:31 pm | N/A N/A | TERADYNE INC | TER | TUFANO PAUL J Director | 73 | $0 | 60,111 (Direct) | View |