TER

SEC source: 0000904454-25-000468 · edgar.xml · nonDerivative · entry 1

TUFANO PAUL J · CIK 0001201520 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,569

F1 · kind: 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.

F1 · shares: 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.

F1 · price: 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.

SEC source: 0000904454-25-000466 · edgar.xml · nonDerivative · entry 1

Herweck Peter · CIK 0001830576 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,214

F1 · kind: 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.

F1 · shares: 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.

F1 · price: 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.

SEC source: 0000904454-25-000461 · edgar.xml · nonDerivative · entry 1

TUFANO PAUL J · CIK 0001201520 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,520

F1 · shares: Represents the Reporting Person's deferral of his quarterly cash compensation into deferred stock units ("DSUs"). The number of DSUs is calculated based on the closing price of the Common Stock on their date of issuance. 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.

F1 · price: Represents the Reporting Person's deferral of his quarterly cash compensation into deferred stock units ("DSUs"). The number of DSUs is calculated based on the closing price of the Common Stock on their date of issuance. 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.

SEC source: 0000904454-25-000459 · edgar.xml · nonDerivative · entry 1

Herweck Peter · CIK 0001830576 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,205

F1 · shares: Represents the Reporting Person's deferral of his quarterly cash compensation into deferred stock units ("DSUs"). The number of DSUs is calculated based on the closing price of the Common Stock on their date of issuance. 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.

F1 · price: Represents the Reporting Person's deferral of his quarterly cash compensation into deferred stock units ("DSUs"). The number of DSUs is calculated based on the closing price of the Common Stock on their date of issuance. 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.

SEC source: 0000904454-25-000452 · edgar.xml · nonDerivative · entry 1

Smith Gregory Stephen · CIK 0001666934 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 95,884.995

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 4, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000444 · edgar.xml · nonDerivative · entry 1

Smith Gregory Stephen · CIK 0001666934 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 96,438.995

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 4, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000436 · edgar.xml · nonDerivative · entry 1

JOHNSON MERCEDES · CIK 0001225110 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 10,738

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 3, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000428 · edgar.xml · nonDerivative · entry 1

Smith Gregory Stephen · CIK 0001666934 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 96,992.995

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 4, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000402 · edgar.xml · nonDerivative · entry 1

JOHNSON MERCEDES · CIK 0001225110 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,363

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 3, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000398 · edgar.xml · nonDerivative · entry 1

Kumar Ujjwal · CIK 0001989025 · President, Teradyne Robotics

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,369

F1 · shares: Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of restricted stock units on August 1, 2025.

SEC source: 0000904454-25-000396 · edgar.xml · nonDerivative · entry 1

JOHNSON MERCEDES · CIK 0001225110 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 11,988

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 3, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 · balance_after: Excludes 1,876 shares previously reported as directly beneficially owned by the Reporting Person that were transferred to The Mercedes Johnson Trust UAD 07/23/04 (the "Trust"), of which the Reporting Person is the trustee and sole beneficiary, on June 5, 2025. Such transfer was exempt from reporting under Rule 16a-13 and such shares are now reported as indirectly beneficially owned by the Reporting Person.

SEC source: 0000904454-25-000394 · edgar.xml · nonDerivative · entry 1

Smith Gregory Stephen · CIK 0001666934 · Director · President and CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 97,546.995

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 4, 2025 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

F2 · balance_after: Includes 98.7673 shares acquired under the Issuer's Employee Stock Purchase Plan on June 30, 2025.

SEC source: 0000904454-25-000362 · ownership.xml · nonDerivative · entry 1

Sayiner Necip · CIK 0001338515 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,132

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are time-based, and will vest in full on the earlier of the date of the Issuer's 2026 Annual Meeting of Shareholders or the last Thursday in May 2026.

SEC source: 0000904454-25-000358 · ownership.xml · nonDerivative · entry 1

Henry Andrew Chisholm · CIK 0002075301 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,132

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are time-based, and will vest in full on the earlier of the date of the Issuer's 2026 Annual Meeting of Shareholders or the last Thursday in May 2026.

SEC source: 0000904454-25-000348 · edgar.xml · nonDerivative · entry 1

TUFANO PAUL J · CIK 0001201520 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 64,163

F1 · shares: Represents the Reporting Person's deferral of his quarterly cash compensation into deferred stock units ("DSUs"). The number of DSUs is calculated based on the closing price of the Common Stock on their date of issuance. 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.

F1 · price: Represents the Reporting Person's deferral of his quarterly cash compensation into deferred stock units ("DSUs"). The number of DSUs is calculated based on the closing price of the Common Stock on their date of issuance. 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.

SEC source: 0000904454-25-000346 · edgar.xml · nonDerivative · entry 1

Herweck Peter · CIK 0001830576 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,999

F1 · shares: Represents the Reporting Person's deferral of his quarterly cash compensation into deferred stock units ("DSUs"). The number of DSUs is calculated based on the closing price of the Common Stock on their date of issuance. 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.

F1 · price: Represents the Reporting Person's deferral of his quarterly cash compensation into deferred stock units ("DSUs"). The number of DSUs is calculated based on the closing price of the Common Stock on their date of issuance. 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.

SEC source: 0000904454-25-000324 · edgar.xml · nonDerivative · entry 1

Herweck Peter · CIK 0001830576 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,697

F1 · kind: 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.

F1 · shares: 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.

F1 · price: 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.

SEC source: 0000904454-25-000322 · edgar.xml · nonDerivative · entry 1

MADDOCK ERNEST E · CIK 0001227050 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,590

F1 · kind: 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.

F1 · shares: 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.

F1 · price: 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.

SEC source: 0000904454-25-000320 · edgar.xml · nonDerivative · entry 1

TUFANO PAUL J · CIK 0001201520 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,642

F1 · kind: 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.

F1 · shares: 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.

F1 · price: 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.

SEC source: 0000904454-25-000263 · ownership.xml · nonDerivative · entry 1

van Kralingen Bridget A · CIK 0001538977 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,556

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are time-based, and will vest in full on the earlier of May 9, 2026 or the date of the Issuer's 2026 Annual Meeting of Shareholders.

SEC source: 0000904454-25-000261 · edgar.xml · nonDerivative · entry 1

Herweck Peter · CIK 0001830576 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,682

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are time-based, and will vest in full on the earlier of May 9, 2026 or the date of the Issuer's 2026 Annual Meeting of Shareholders.

SEC source: 0000904454-25-000259 · edgar.xml · nonDerivative · entry 1

MADDOCK ERNEST E · CIK 0001227050 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,584

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are time-based, and will vest in full on the earlier of May 9, 2026 or the date of the Issuer's 2026 Annual Meeting of Shareholders.

SEC source: 0000904454-25-000257 · edgar.xml · nonDerivative · entry 1

TUFANO PAUL J · CIK 0001201520 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,563

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are time-based, and will vest in full on the earlier of May 9, 2026 or the date of the Issuer's 2026 Annual Meeting of Shareholders.

SEC source: 0000904454-25-000255 · edgar.xml · nonDerivative · entry 1

JOHNSON MERCEDES · CIK 0001225110 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,739

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are time-based, and will vest in full on the earlier of May 9, 2026 or the date of the Issuer's 2026 Annual Meeting of Shareholders.

SEC source: 0000904454-25-000247 · edgar.xml · nonDerivative · entry 1

MATZ MARILYN · CIK 0001618274 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,172.675

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs are time-based, and will vest in full on the earlier of May 9, 2026 or the date of the Issuer's 2026 Annual Meeting of Shareholders.

SEC source: 0000904454-25-000210 · edgar.xml · nonDerivative · entry 1

Herweck Peter · CIK 0001830576 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,711

F1 · shares: Represents the Reporting Person's deferral of his quarterly cash compensation into DSUs. 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.

SEC source: 0000904454-25-000208 · edgar.xml · nonDerivative · entry 1

TUFANO PAUL J · CIK 0001201520 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,592

F1 · shares: Represents the Reporting Person's deferral of his quarterly cash compensation into DSUs. 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

SEC source: 0000904454-25-000198 · edgar.xml · nonDerivative · entry 1

Herweck Peter · CIK 0001830576 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,391

F1 · kind: 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.

F1 · shares: 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.

F1 · price: 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.

SEC source: 0000904454-25-000200 · edgar.xml · nonDerivative · entry 1

MADDOCK ERNEST E · CIK 0001227050 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,613

F1 · kind: 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.

F1 · shares: 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.

F1 · price: 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.

SEC source: 0000904454-25-000196 · edgar.xml · nonDerivative · entry 1

TUFANO PAUL J · CIK 0001201520 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,038

F1 · kind: 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.

F1 · shares: 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.

F1 · price: 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.

SEC source: 0000904454-25-000172 · edgar.xml · nonDerivative · entry 1

JOHNSON MERCEDES · CIK 0001225110 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 12,768

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 1, 2024 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000099 · edgar.xml · nonDerivative · entry 1

Mehta Sanjay · CIK 0001775135 · VP and Chief Financial Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 36,576.2277

F1 · kind: The reported transactions were effected pursuant to a sales plan adopted by the Reporting Person on May 20, 2024 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000097 · ownership.xml · nonDerivative · entry 1

Burns Richard John · CIK 0001357050 · President, Semiconductor Test

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 25,190.7519

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 15, 2024 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000095 · ownership.xml · nonDerivative · entry 1

Driscoll Ryan · CIK 0001479936 · VP, General Counsel, Secretary

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 7,006.9602

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on August 7, 2024 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000093 · edgar.xml · nonDerivative · entry 2

Burns Richard John · CIK 0001357050 · President, Semiconductor Test

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,635.7519

F2 · shares: Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on February 1, 2025.

SEC source: 0000904454-25-000091 · edgar.xml · nonDerivative · entry 2

Mehta Sanjay · CIK 0001775135 · VP and Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,960.2277

F2 · shares: Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on February 1, 2025.

SEC source: 0000904454-25-000089 · edgar.xml · nonDerivative · entry 2

Smith Gregory Stephen · CIK 0001666934 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 98,002.2277

F2 · shares: Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on February 1, 2025.

SEC source: 0000904454-25-000087 · edgar.xml · nonDerivative · entry 2

Lukez John · CIK 0002035810 · President, LitePoint Corp.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,185

F2 · shares: Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on February 1, 2025.

SEC source: 0000904454-25-000085 · edgar.xml · nonDerivative · entry 2

Kumar Ujjwal · CIK 0001989025 · President, Teradyne Robotics

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,026

F2 · shares: Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on February 1, 2025.

SEC source: 0000904454-25-000083 · edgar.xml · nonDerivative · entry 1

JOHNSON MERCEDES · CIK 0001225110 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 13,393

F1 · kind: The shares were sold pursuant to a sales plan adopted by the Reporting Person on February 1, 2024 and intended to comply with Rule 10b5-1 under the Securities Exchange Act of 1934.

SEC source: 0000904454-25-000081 · edgar.xml · nonDerivative · entry 2

Wood John Francis · CIK 0002001281 · President, System Test Group

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,137.1251

F2 · shares: Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on February 1, 2025.

SEC source: 0000904454-25-000079 · ownership.xml · nonDerivative · entry 2

Driscoll Ryan · CIK 0001479936 · VP, General Counsel, Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,222.9602

F2 · security: Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on February 1, 2025.

F2 · shares: Shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the vesting of RSUs on February 1, 2025.

SEC source: 0000904454-25-000093 · edgar.xml · derivative · entry 3

Burns Richard John · CIK 0001357050 · President, Semiconductor Test

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,144

Underlying: Common Stock · 4,144 shares

Expires 2032-01-31

F3 · derivative.exercise_date: This option vests 25% per year over four years beginning on January 31, 2026, the first anniversary of the grant.

SEC source: 0000904454-25-000093 · edgar.xml · nonDerivative · entry 1

Burns Richard John · CIK 0001357050 · President, Semiconductor Test

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,006.7519

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs will vest in four equal annual installments beginning on January 31, 2026.

SEC source: 0000904454-25-000091 · edgar.xml · derivative · entry 3

Mehta Sanjay · CIK 0001775135 · VP and Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,615

Underlying: Common Stock · 7,615 shares

Expires 2032-01-31

F3 · derivative.exercise_date: This option vests 25% per year over four years beginning on January 31, 2026, the first anniversary of the grant.

SEC source: 0000904454-25-000091 · edgar.xml · nonDerivative · entry 1

Mehta Sanjay · CIK 0001775135 · VP and Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,256.2277

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs will vest in four equal annual installments beginning on January 31, 2026.

SEC source: 0000904454-25-000089 · edgar.xml · derivative · entry 3

Smith Gregory Stephen · CIK 0001666934 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,143

Underlying: Common Stock · 23,143 shares

Expires 2032-01-31

F3 · derivative.exercise_date: This option vests 25% per year over four years beginning on January 31, 2026, the first anniversary of the grant.

SEC source: 0000904454-25-000089 · edgar.xml · nonDerivative · entry 1

Smith Gregory Stephen · CIK 0001666934 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 101,528.2277

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs will vest in four equal annual installments beginning on January 31, 2026.

SEC source: 0000904454-25-000087 · edgar.xml · derivative · entry 3

Lukez John · CIK 0002035810 · President, LitePoint Corp.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,120

Underlying: Common Stock · 1,120 shares

Expires 2032-01-31

F3 · derivative.exercise_date: This option vests 25% per year over four years beginning on January 31, 2026, the first anniversary of the grant.

SEC source: 0000904454-25-000087 · edgar.xml · nonDerivative · entry 1

Lukez John · CIK 0002035810 · President, LitePoint Corp.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,279

F1 · shares: Represents restricted stock units ("RSUs") granted to the Reporting Person under the Issuer's 2006 Equity and Cash Compensation Incentive Plan. Each RSU represents the right to receive one share of Common Stock. The RSUs will vest in four equal annual installments beginning on January 31, 2026.