Financial Overview and Growth Strategy

PDF Solutions and Advantest Partnership - July 2020 Overview of PDF Solutions Strategic Rationale of Partnership IC Design Fab Sort Assembly Test System Mfg Analytics Test Operations Assembly Operations ■The only end-to-end data and analytics solutions provider for the semiconductor and electronics manufacturing supply chains PDF's Exensio Analytics Platform provides a semantic data model to integrate and align data from across the semiconductor product lifecycle Best-in-Class Big Data Analytics Platform supporting over 50 data formats PDF Solutions products and solutions help break down data silos, unleashing innovation and solving big data challenges. Overview of Partnership Development of a software platform based on Exensio ("Advantest Cloud powered by PDF Exensio") for Advantest's internal & customers use Joint development and sale of technology solutions based on Advantest testing platforms and PDF's Exensio analytics software A 5-year subscription for the PDF Exensio cloud platform and DEX network, expected to result in >$50 million revenue Aligned long-term interests through purchase of 3,306,924 PDF common shares for $65.2 million PDF remains independent and will continue to work with all equipment providers in both the front-end and back-end PDF/SOLUTIONS™ ■ Expands and deepens tools supported by Exensio, already at >300 tool types from >125 equipment companies and >40k connected tools worldwide Increases number of fabs/OSATs using PDF to communicate product data Advantest is the established leader in test systems global ecosystem, with greater than 50% market share ■ Partnering with Advantest allows PDF to further solidify our industry-leading footprint in the manufacturing & test equipment data collection ecosystem Benefits for PDF Solutions Validates PDF strategy of making Exensio an open and independent analytics platform for partners to use as a base for their own solutions Creates additional opportunities for PDF at fabless and system companies from accelerated adoption of Exensio solution for test, as well as revenue from the Advantest solutions that leverage Exensio ■ Accelerates adoption of DEX nodes connecting customers, manufacturers and suppliers ■ Accretive deal for PDF stockholders, including share issuance $65.2 million of additional cash provides a platform to accelerate PDF's growth and investments going forward © 2022 PDF Solutions, All Rights Reserved 13

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