NEW YORK ( TheStreet) -- Energy Solutions (NYSE: ES) is trading at unusually high volume Monday with 4.9 million shares changing hands. It is currently at 5.7 times its average daily volume and trading down $1.74 (-48.5%) at $1.85 as of 9:55 a.m. ET. Energy has a market cap of $307.7 million and is part of the industrial goods sector and materials & construction industry. Shares are up 9.4% year to date as of the close of trading on Friday. EnergySolutions, Inc. engages in the provision of nuclear services to government and commercial customers in the United States, the United Kingdom, and internationally. TheStreet Ratings rates Energy as a sell. The company's weaknesses can be seen in multiple areas, such as its deteriorating net income, generally weak debt management, disappointing return on equity, poor profit margins and weak operating cash flow. You can view the full Energy Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.