SunTrust Robinson Humphrey Upgrades Pioneer Natural Resources To Buy

SunTrust Robinson Humphrey upgraded

from Neutral to Buy. Pioneer Natural Resources shares have dropped 21.23 percent over the past 52 weeks, while the S&P 500 index has surged 10.90 percent in the same period. Pioneer Natural Resources' shares jumped 0.69 percent to $161.00 in after-hours trading.