Of late, the refining companies have been dominating headlines in the Oil/Energy space. On Friday, the stock prices of Valero Energy (VLO) , Marathon Petroleum (MPC) and Phillips 66 (PSX) climbed to their all-time highs of $166.10,$195.12 and $159.74, respectively. On the day, each of them saw their share price increase about 3%. This jump marks a year-to-date ascent of somewhere between 20% and 30% for the operators. Reasons Behind the Rally Obviously, the recent rise in oil prices has played a key role i ...