NEW YORK ( TheStreet) -- Shares of SandRidge Energy (NYSE: SD) were gapping down Thursday morning with an open price 12% lower than Wednesday's closing price. The stock closed at $7.83 Wednesday and opened today's trading at $6.89. The average volume for SandRidge Energy has been 11.9 million shares per day over the past 30 days. SandRidge Energy has a market cap of $3.26 billion and is part of the basic materials sector and energy industry. Shares are down 4% year to date as of the close of trading on Wednesday. SandRidge Energy, Inc., together with its subsidiaries, operates as an independent natural gas and oil company in the United States. The company engages in the exploration, development, and production of oil and gas properties. The company has a P/E ratio of 31.1, below the average energy industry P/E ratio of 113 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates SandRidge Energy as a hold. The company's strengths can be seen in multiple areas, such as its robust revenue growth, compelling growth in net income and expanding profit margins. However, as a counter to these strengths, we also find weaknesses including weak operating cash flow and generally poor debt management. You can view the full SandRidge Energy Ratings Report. Get more investment ideas from our investment research center. Interested in other stocks that are gapping down? Get free SMS text alerts sent to you when the action happens by texting DOWN to 95370 or select from multiple alert options.