The Meaning Behind Value StocksA value stock is traditionally defined in terms of how investors in the marketplace are valuing that company’s future growth prospects. Low P/E multiples are good base indicators that the company is undervalued and can most likely be labelled as a value stock. The following stocks are considered to be notable value stocks in the energy sector:ProPetro Holding (NYSE:PUMP) – P/E: 8.09YPF (NYSE:YPF) – P/E: 9.42Global Partners (NYSE:GLP) – P/E: 9.55Baytex Energy (NYSE:BTE) – P/E: 3.6Sunoco (NYSE:SUN) – P/E: 9.45This quarter, ProPetro Holding experienced a decrease in…