V. SUBSEQUENT EVENTS

On October 6, 2026, Teradyne entered into a securities purchase agreement and a collaboration agreement with FormFactor, Inc. (“FormFactor”), a provider of semiconductor test and measurement technologies. Under the securities purchase agreement, Teradyne agreed to make a $300.0 million minority, non-controlling equity investment in FormFactor. The transaction is expected to close within the fourth quarter of 2026, subject to customary closing conditions and regulatory approvals. Under the collaboration agreement, Teradyne and FormFactor will collaborate on joint solutions that combine Teradyne’s test platforms with FormFactor’s probe, contactor, and interface technologies to help semiconductor customers accelerate device validation and bring advanced devices to production, including in silicon photonics, high-performance compute, advanced packaging, and high-bandwidth memory.