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 |
2020-12-28 Sale | 2020-12-30 4:44 pm | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 35,000 | $118.15 | $4,135,239 | 26,633 (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 |
2022-01-28 Option Award | 2022-02-01 4:58 pm | N/A 2029-01-28 | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 3,407 | $0 | 43,237 (Direct) | View |
2022-01-31 Tax Withholding | 2022-02-01 4:58 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 184 | $117.43 | 43,237 (Direct) | View |
2022-01-25 Option Award | 2022-01-27 6:28 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 15,456 | $0 | 40,006 (Direct) | View |
2022-01-26 Tax Withholding | 2022-01-27 6:28 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 491 | $143.37 | 40,006 (Direct) | View |
2022-01-25 Tax Withholding | 2022-01-27 6:28 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 6,111 | $138.29 | 40,006 (Direct) | View |
2022-01-24 Tax Withholding | 2022-01-26 6:07 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 217 | $147.44 | 31,152 (Direct) | View |
2022-01-25 Tax Withholding | 2022-01-26 6:07 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 462 | $138.29 | 31,152 (Direct) | View |
2021-01-29 Option Award | 2021-02-02 5:16 pm | N/A 2028-01-29 | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 3,361 | $0 | 33,370 (Direct) | View |
2021-01-27 Tax Withholding | 2021-01-28 7:54 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 793 | $130.11 | 30,009 (Direct) | View |
2021-01-26 Option Award | 2021-01-28 7:54 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 8,802 | $0 | 30,009 (Direct) | View |
2021-01-26 Tax Withholding | 2021-01-28 7:54 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 3,567 | $138.1 | 30,009 (Direct) | View |
2021-01-26 Tax Withholding | 2021-01-27 5:36 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 491 | $138.1 | 25,567 (Direct) | View |
2021-01-25 Tax Withholding | 2021-01-26 4:54 pm | N/A N/A | TERADYNE INC | TER | Vahey Walter G. Exec. VP, Corp. Development | 679 | $140.11 | 26,058 (Direct) | View |