| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Herweck Peter | Director | TERADYNE, INC., 600 RIVERPARK DRIVE, NORTH READING | /s/ Ryan E. Driscoll, Attorney-in-Fact | 2025-06-30 | 0001830576 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | TER | Common Stock | Award | $0 | +302 | +2.05% | $0.00 | 15K | Jun 26, 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | 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. |