NEW YORK ( TheStreet) -- Superior Energy Services Inc (NYSE: SPN) is trading at unusually high volume Wednesday with 5.8 million shares changing hands. It is currently at four times its average daily volume and trading up 53 cents (+2.3%) at $24.05 as of 3:26 p.m. ET. Superior Energy Services has a market cap of $1.9 billion and is part of the basic materials sector and energy industry. Shares are down 32.8% year to date as of the close of trading on Tuesday. Superior Energy Services, Inc. provides specialized oilfield services and equipments to serve the production and drilling-related needs of oil and gas companies. It operates through three segments: Subsea and Well Enhancement; Drilling Products and Services; and Marine. The company has a P/E ratio of 18.9, below the average energy industry P/E ratio of 19.1 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Superior Energy Services as a buy. The company's strengths can be seen in multiple areas, such as its impressive record of earnings per share growth, compelling growth in net income, robust revenue growth, expanding profit margins and solid stock price performance. We feel these strengths outweigh the fact that the company shows weak operating cash flow. You can view the full Superior Energy Services Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center. Interested in other stocks that are rising on unusually high volume? Get free SMS text alerts sent to you when the action happens by texting HVUP to 95370 or select from multiple alert options.