MKSI - MKS Instruments EPS beats by $0.30 beats on revenue April, 28 2020 04:32 PM MKS Instruments Inc. MKS Instruments (NASDAQ:MKSI): Q1 Non-GAAP EPS of $1.54 beats by $0.30; GAAP EPS of $1.25 beats by $0.28.More news on: MKS Instruments, Inc., Earnings news and commentary, Stocks on the move, Read more ...