Stephens & Co. Upgrades MarkWest Energy Partners To Overweight

Analysts at Stephens & Co. upgraded

from Equalweight to Overweight. The price target for MarkWest Energy Partners has been raised from $79 to $81. MarkWest Energy Partners shares have jumped 1.12% over the past 52 weeks, while the S&P 500 index has gained 13.45% in the same period. MarkWest Energy Partners' shares closed at $66.62 on Friday.