NEW YORK ( TheStreet) -- Penn Virginia Resource Partners (NYSE: PVR) is trading at unusually high volume Wednesday with 834,770 shares changing hands. It is currently at four times its average daily volume and trading up 90 cents (+3.6%) at $25.81 as of 2:17 p.m. ET. Penn Virginia Resource has a market cap of $1.3 billion and is part of the basic materials sector and metals & mining industry. Shares are down 12% year to date as of the close of trading on Tuesday. Penn Virginia Resource Partners, L.P. engages in managing coal and natural resource properties; and gathering and processing natural gas in the United States. The company operates through two segments, Coal and Natural Resource Management, and Natural Gas Midstream. The company has a P/E ratio of 30.1, equal to the average metals & mining industry P/E ratio and above the S&P 500 P/E ratio of 16. TheStreet Ratings rates Penn Virginia Resource as a buy. The company's strengths can be seen in multiple areas, such as its robust revenue growth, notable return on equity and increase in stock price during the past year. We feel these strengths outweigh the fact that the company has had sub par growth in net income. You can view the full Penn Virginia Resource Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center. Interested in other stocks that are rising on unusually high volume? Get free SMS text alerts sent to you when the action happens by texting HVUP to 95370 or select from multiple alert options.