NEW YORK ( TheStreet) -- Comstock Resources (NYSE: CRK) is trading at unusually high volume Friday with 3.9 million shares changing hands. It is currently at four times its average daily volume and trading down 61 cents (-2.2%) at $27.33 as of 4:02 p.m. ET. Comstock has a market cap of $1.3 billion and is part of the basic materials sector and energy industry. Shares are up 13.8% year to date as of the close of trading on Thursday. Comstock Resources, Inc. engages in the acquisition, development, production, and exploration of oil and natural gas properties in the United States. TheStreet Ratings rates Comstock as a hold. The company's strengths can be seen in multiple areas, such as its expanding profit margins and largely solid financial position with reasonable debt levels by most measures. However, as a counter to these strengths, we also find weaknesses including deteriorating net income, disappointing return on equity and weak operating cash flow. You can view the full Comstock 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 falling on unusually high volume? Get free SMS text alerts sent to you when the action happens by texting HVDOWN to 95370 or select from multiple alert options.