NEW YORK ( TheStreet) -- Endeavour Silver Corporation (AMEX: EXK) is trading at unusually high volume Monday with 7.1 million shares changing hands. It is currently at four times its average daily volume and trading up 81 cents (+8.7%) at $10.15 as of 3:31 p.m. ET. Endeavour has a market cap of $581.8 million and is part of the basic materials sector and metals & mining industry. Shares are up 27.3% year to date as of the close of trading on Friday. Endeavour Silver Corp., together with its subsidiaries, engages in the evaluation, acquisition, exploration, development, and exploitation of mineral properties, primarily silver in Mexico. The company has a P/E ratio of 104.2, equal to the average metals & mining industry P/E ratio and above the S&P 500 P/E ratio of 21.9. TheStreet Ratings rates Endeavour as a buy. The company's strengths can be seen in multiple areas, such as its robust revenue growth, largely solid financial position with reasonable debt levels by most measures, compelling growth in net income, expanding profit margins and good cash flow from operations. Although the company may harbor some minor weaknesses, we feel they are unlikely to have a significant impact on results. You can view the full Endeavour Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.