NEW YORK ( TheStreet) -- Shares of Great Panther Silver (AMEX: GPL) were gapping down Tuesday morning with an open price 10.5% lower than Monday's closing price. The stock closed at $2.58 Monday and opened today's trading at $2.31. The average volume for Great Panther has been 1.7 million shares per day over the past 30 days. Great Panther has a market cap of $312.8 million and is part of the basic materials sector and metals & mining industry. Shares are unchanged year to date as of the close of trading on Monday. Great Panther Silver Limited, together with its subsidiaries, engages in the acquisition, exploration, and development of precious and base metal properties in Mexico. The company primarily produces silver. It also produces gold, lead, and zinc properties. The company has a P/E ratio of 44.7, above the average metals & mining industry P/E ratio of 28 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Great Panther as a hold. The company's strengths can be seen in multiple areas, such as its impressive record of earnings per share growth, largely solid financial position with reasonable debt levels by most measures and expanding profit margins. However, as a counter to these strengths, we also find weaknesses including weak operating cash flow and disappointing return on equity. You can view the full Great Panther Ratings Report. Get more investment ideas from our investment research center. Interested in other stocks that are gapping down? Get free SMS text alerts sent to you when the action happens by texting DOWN to 95370 or select from multiple alert options.