 SAN JOSE, Calif., Feb. 01, 2022 GLOBE NEWSWIRE -- PDF Solutions, Inc. Nasdaq: PDFS, a leading provider of comprehensive data solutions for the semiconductor ecosystem, announced that it will release fourth quarter and fiscal year 2021 financial results after the market close on Tuesday, February 15, 2022. John Kibarian, CEO, and Adnan Raza, CFO, will host a live teleconference on February 15, 2022, beginning at 2:00 p.m. Pacific Time 5:00 p.m. Eastern Time to discuss the results. 