NEW YORK ( TheStreet) -- Shares of EnerNOC (Nasdaq: ENOC) were gapping down Friday morning with an open price 14% lower than Thursday's closing price. The stock closed at $10.36 Thursday and opened today's trading at $8.91. The average volume for EnerNOC has been 334,100 shares per day over the past 30 days. EnerNOC has a market cap of $302.8 million and is part of the services sector and diversified services industry. Shares are down 4.7% year to date as of the close of trading on Thursday. EnerNOC, Inc. engages in the development, implementation, and adoption of energy management applications and services, and demand response for smart grid operators and electric utilities, as well as for commercial, institutional, and industrial end-users of electricity in the United States. The company has a P/E ratio of 33.2, above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates EnerNOC as a sell. The company's weaknesses can be seen in multiple areas, such as its disappointing return on equity, weak operating cash flow and generally disappointing historical performance in the stock itself. You can view the full EnerNOC 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.