• Teradyne director Marilyn Matz sold 1,200 common shares on Aug. 17, 2026 at USD 425 each.
• Directly owned stake fell to 15,040 shares following the transaction.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Teradyne Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0000904454-26-000462), on August 18, 2026, and is solely responsible for the information contained therein.