Schlumberger saw its debt rating downgraded by S&P due to the unfolding slowdown in drilling by U.S. shale companies. The largest oilfield service company in the world has seen its earnings hit as the shale industry goes through a soft patch. S&P cut Schlumberger’s debt rating to A+, down from AA-. Meanwhile, Halliburton saw its outlook downgraded from “stable” to “negative.” Get an unfair advantage in energy markets With secret intel once reserved for the world’s most elite traders Learn More “Oilfield services companies will no longer be able to generate the high operating margins they did in 2014,” Carin Dehne-Kiley, an analyst at S&P, wrote in a report. “The oilfield services industry has fundamentally changed due to permanent efficiency and productivity gains realized by E&P companies as well as investor sentiment calling for E&P companies to live within cash flow and limit production growth.” The sharp fall in […]