 Key Energy Services OTCMKTS:KEGX was downgraded by analysts at ValuEngine from a strong-buy rating to a buy rating in a report issued on Wednesday, ValuEngine reports. Shares of OTCMKTS:KEGX opened at 12.25 on Wednesday. The firms 50 day simple moving average is 11.31. Key Energy Services has a twelve month low of 0.60 and a ... 