In the latest trading session, Occidental Petroleum (OXY) closed at $58.27, marking a -1.14% move from the previous day. This change lagged the S&P 500's daily gain of 1.41%. Elsewhere, the Dow gained 0.58%, while the tech-heavy Nasdaq added 2.2%. Prior to today's trading, shares of the oil and gas exploration and production company had gained 4.37% over the past month. This has outpaced the Oils-Energy sector's gain of 3.47% and the S&P 500's gain of 2.9% in that time. The investment community will be payi ...