NEW YORK ( TheStreet) -- Shares of ADA-ES (Nasdaq: ADES) were gapping down Monday morning with an open price 28% lower than Friday's closing price. The stock closed at $22.05 Friday and opened today's trading at $15.88.

The average volume for ADA-ES has been 52,800 shares per day over the past 30 days. ADA-ES has a market cap of $172.2 million and is part of the industrial goods sector and industrial industry. Shares are up 97.6% year to date as of the close of trading on Friday.

ADA-ES, Inc. provides environmental technologies and specialty chemicals to the coal-burning utility industry in the United States.

TheStreet Ratings rates ADA-ES as sell. The company's weaknesses can be seen in multiple areas, such as its deteriorating net income, disappointing return on equity and feeble growth in its earnings per share. You can view the full ADA-ES Ratings Report.

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