The latest trading session saw Sunoco LP (SUN) ending at $53.51, denoting a -0.83% adjustment from its last day's close. The stock fell short of the S&P 500, which registered a gain of 1.7% for the day. At the same time, the Dow added 1.26%, and the tech-heavy Nasdaq gained 2.51%.Prior to today's trading, shares of the master limited partnership had gained 1.35% over the past month. This has outpaced the Oils-Energy sector's loss of 2.52% and the S&P 500's gain of 1.27% in that time.The investment community ...