** National Energy Services Reunited Corp's NESR.O shares rise about 8.23%% to $7.89
** Co posts Q2 earnings per share of $0.21, beating estimates of $0.18, according to data compiled by LSEG
** NESR says net income driven by better utilization of existing equipment and personnel, among other cost cutting measures
** Reports Q2 revenue of $327.4 mln, beating estimates of $316.6 mln, according to data compiled by LSEG
** NESR says revenue growth in Q2, driven by country and tech diversification
** YTD, stock has fallen nearly ~18.64%