The latest trading session saw Schlumberger (SLB) ending at $54, denoting a -0.37% adjustment from its last day's close. The stock fell short of the S&P 500, which registered a gain of 0.74% for the day. Elsewhere, the Dow saw a downswing of 0.01%, while the tech-heavy Nasdaq appreciated by 1.68%.The world's largest oilfield services company's shares have seen an increase of 3.1% over the last month, not keeping up with the Oils-Energy sector's gain of 8.96% and outstripping the S&P 500's gain of 0.8%.The u ...