MTRN - Materion Corp (MTRN) Q1 2021 Earnings Call Transcript April, 29 2021 04:30 PM Materion Corporation Image source: The Motley Fool. Materion Corp (NYSE: MTRN) Q1 2021 Earnings Call Apr 29, 2021 , 9:00 a.m. ET Operator Continue reading For further details see: Materion Corp (MTRN) Q1 2021 Earnings Call Transcript