Brief: MKS Instruments Q1 EPS USD 0.22 Vs. IBES Estimate USD 0.75
May 08 (Reuters) - MKS Instruments Q1 pretax profit USD 19 million vs. IBES estimate USD 65.9 million. * Q1 net income USD 15 million vs. IBES estimate USD 50 million * Q1 operating margin 12.2% * Q1 gross margin 47.8% * Q1 revenue USD 868 million vs. IBES estimate USD 848.9 million