NEW YORK ( TheStreet) -- AMR (NYSE: AMR) is trading at unusually high volume Thursday with 91.9 million shares changing hands. It is currently at four times its average daily volume and trading down 33 cents (-29.4%) at 79 cents as of 11:35 a.m. ET. AMR has a market cap of $236 million and is part of the services sector and transportation industry. Shares are down 85.6% year to date as of the close of trading on Wednesday. AMR Corporation operates in the airline industry. The company, through its principal subsidiary, American Airlines, Inc., provides scheduled jet service to approximately 160 destinations throughout North America, the Caribbean, Latin America, Europe, and Asia. American Airlines, Inc. TheStreet Ratings rates AMR as a sell. The company's weaknesses can be seen in multiple areas, such as its deteriorating net income, poor profit margins, weak operating cash flow, generally disappointing historical performance in the stock itself and feeble growth in its earnings per share. You can view the full AMR 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.