NEW YORK ( TheStreet) -- Shares of Ecology and Environment (Nasdaq: EEI) have taken a tremendous swing upward. The stock is trading at $18.24 as of 10:25 a.m. ET, 20.6% above Tuesday's closing price of $15.12. Volume is at 44,253, 11.3 times the daily average of 3,900.

Ecology and Environment has a market cap of $38.7 million and is part of the industrial goods sector and materials & construction industry. Shares are up 0.8% year to date as of the close of trading on Tuesday.

Ecology and Environment, Inc., an environmental consulting firm, provides professional services to the government and private sectors worldwide. The company has a P/E ratio of 13.4, equal to the average materials & construction industry P/E ratio and below the S&P 500 P/E ratio of 16.

TheStreet Ratings rates Ecology and Environment as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, largely solid financial position with reasonable debt levels by most measures, attractive valuation levels, increase in net income and good cash flow from operations. We feel these strengths outweigh the fact that the company has had somewhat disappointing return on equity. You can view the full Ecology and Environment Ratings Report.

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