MKS Instruments, Inc. (NASDAQ:MKSI) Q1 2023 Earnings Conference Call May 4, 2023 8:30 AM ET Company Participants David Ryzhik - VP, IR John Lee - President, CEO & Director Seth Bagshaw - EVP, CFO & Treasurer Conference Call Participants Steve Barger - KeyBanc Capital Markets Krish Sankar - TD Cowen Joseph Quatrochi - Wells Fargo Securities Sidney Ho - Deutsche Bank James Ricchiuti - Needham & Company Operator Good day, and thank you for standing by. Welcome to the MKS Instruments First Quarter 2023 Earnings ...