Advanced Emissions Solutions, Inc. (NASDAQ:ADES) was down 4.8% during mid-day trading on Thursday . The stock traded as low as $7.00 and last traded at $7.12, with a volume of 53,458 shares traded. The stock had previously closed at $7.48.

The stock has a 50 day moving average of $6.97 and a 200-day moving average of $6.90. The firm has a market capitalization of $160.36 million and a P/E ratio of 251.72.

ADA-ES, Inc (ADA) develops, offers, and implements environmental technologies and provides equipment and specialty chemicals that enable coal-fueled power plants to meet emissions regulations by enhancing existing air pollution control equipment. ADA’s wholly owned subsidiaries include Advanced Emissions Solutions, Inc, ADA Intellectual Property, LLC and ADA Environmental Solutions, LLC.

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