PRLB - Proto Labs (PRLB) Q1 2023 Earnings Call Transcript May, 05 2023 05:00 PM Proto Labs Inc. 2023-05-05 17:00:35 ET Image source: The Motley Fool. Proto Labs (NYSE: PRLB) Q1 2023 Earnings Call May 05, 2023 , 8:30 a.m. ET Operator Continue reading For further details see: Proto Labs (PRLB) Q1 2023 Earnings Call Transcript