Tranche Update on Benchmark Electronics, Inc.'s Equity Buyback Plan announced on March 8, 2018.

Benchmark Electronics, Inc. provides comprehensive solutions across the entire product life cycle through its technology and engineering design services, leveraging its global supply chain and delivering manufacturing services in various industries. The Company provides advanced manufacturing services (electronic manufacturing services (EMS) and precision technology (PT) services), which includes design and engineering services and technology solutions. Its specialization in packaging and interconnect technologies include printed circuit board assembly (PCBA) and test, component engineering services, systems assembly and test, and failure analysis. The Company offers complex PT services, including full electromechanical assembly and test services. Its design and engineering services and technology solutions include new product design, prototype, testing and related engineering services; custom test and automation equipment design and build services, and technology solutions.