May 12 (Reuters) - Boyd Group Services Inc BYD.TO :
* BOYD GROUP SERVICES INC. REPORTS FIRST QUARTER 2021 RESULTS
* BOYD GROUP SERVICES INC - QTRLY SALES DECREASED BY 9.9% TO $421.6 MILLION FROM $467.8 MILLION IN SAME PERIOD OF 2020
* BOYD GROUP SERVICES INC - QTRLY ADJUSTED NET EARNINGS PER SHARE $0.39
* BOYD GROUP SERVICES INC - QTRLY DILUTED EARNINGS PER SHARE $0.36