Schlumberger (SLB) ended the recent trading session at $48.56, demonstrating a -0.53% swing from the preceding day's closing price. This change lagged the S&P 500's daily loss of 0.38%. Meanwhile, the Dow lost 0.16%, and the Nasdaq, a tech-heavy index, lost 0.13%. The world's largest oilfield services company's shares have seen a decrease of 7.75% over the last month, not keeping up with the Oils-Energy sector's gain of 5.11% and the S&P 500's gain of 4.74%. The investment community will be closely monitori ...