TERADYNE, INC (TER) Insider Transactions

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person on February 13, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 12, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 Represents deferred stock units ("DSUs") issued to the Reporting Person in accordance with his election to receive dividends paid on DSUs in the form of additional DSUs in lieu of cash. Such acquisition is exempt under Exchange Act Rule l 6b-3(d). DSUs are settled one-for-one in Common Stock generally within ninety days of the date as of which a non-employee director no longer serves in such capacity.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 Represents deferred stock units ("DSUs") issued to the Reporting Person in accordance with his election to receive dividends paid on DSUs in the form of additional DSUs in lieu of cash. Such acquisition is exempt under Exchange Act Rule l 6b-3( d). DSUs are settled one-for-one in Common Stock generally within ninety days of the date as of which a non-employee director no longer serves in such capacity.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 Represents deferred stock units ("DSUs") issued to the Reporting Person in accordance with his election to receive dividends paid on DSUs in the form of additional DSUs in lieu of cash. Such acquisition is exempt under Exchange Act Rule 16b-3( d). DSUs are settled one-for-one in Common Stock generally within ninety days of the date as of which a non-employee director no longer serves in such capacity.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units on June 1, 2026.

F2 Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units on June 2, 2026.

References: F2

Reported filing row; may be amended. Do not sum filings blindly.

F1 The shares were sold pursuant to a sales plan adopted by the Reporting Person on March 4, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 Shares held by The Mercedes Johnson Trust UAD 07/23/04 (the "Trust"), of which the Reporting Person is the trustee and sole beneficiary.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units on June 1, 2026.

F2 Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units on June 2, 2026.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 19, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 Shares withheld by the Issuer to pay the exercise price of the stock option exercise reported in this Form 4 and to satisfy the Reporting Person's tax withholding obligations in connection with such exercise.

F3 This option was granted under the Issuer's 2006 Equity and Cash Compensation Incentive Plan, and vests at the rate of 25% per year beginning on April 1, 2026, the first anniversary of the grant.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 19, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 Shares withheld by the Issuer to pay the exercise price of the stock option exercise reported in this Form 4 and to satisfy the Reporting Person's tax withholding obligations in connection with such exercise.

F3 This option was granted under the Issuer's 2006 Equity and Cash Compensation Incentive Plan, and vests at the rate of 25% per year beginning on April 1, 2026, the first anniversary of the grant.

References: F1, F3

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 19, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 Shares withheld by the Issuer to pay the exercise price of the stock option exercise reported in this Form 4 and to satisfy the Reporting Person's tax withholding obligations in connection with such exercise.

F3 This option was granted under the Issuer's 2006 Equity and Cash Compensation Incentive Plan, and vests at the rate of 25% per year beginning on April 1, 2026, the first anniversary of the grant.

References: F2

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 19, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 Shares withheld by the Issuer to pay the exercise price of the stock option exercise reported in this Form 4 and to satisfy the Reporting Person's tax withholding obligations in connection with such exercise.

F3 This option was granted under the Issuer's 2006 Equity and Cash Compensation Incentive Plan, and vests at the rate of 25% per year beginning on April 1, 2026, the first anniversary of the grant.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 19, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 Shares withheld by the Issuer to pay the exercise price of the stock option exercise reported in this Form 4 and to satisfy the Reporting Person's tax withholding obligations in connection with such exercise.

F3 This option was granted under the Issuer's 2006 Equity and Cash Compensation Incentive Plan, and vests at the rate of 25% per year beginning on April 1, 2026, the first anniversary of the grant.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person on February 13, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 12, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 This option was granted under the Issuer's 2006 Equity and Cash Compensation Incentive Plan, and became exercisable at the rate of 25% per year beginning on January 24, 2021, the first anniversary of the grant.

References: F1, F2

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 12, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 This option was granted under the Issuer's 2006 Equity and Cash Compensation Incentive Plan, and became exercisable at the rate of 25% per year beginning on January 24, 2021, the first anniversary of the grant.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on February 12, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 This option was granted under the Issuer's 2006 Equity and Cash Compensation Incentive Plan, and became exercisable at the rate of 25% per year beginning on January 24, 2021, the first anniversary of the grant.

References: F1

Reported filing row; may be amended. Do not sum filings blindly.

F1 The reported transaction was effected pursuant to a sales plan adopted by the Reporting Person on February 13, 2026 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

References: F1