NEW YORK ( TheStreet) -- Auxilium Pharmaceuticals (Nasdaq: AUXL) is trading at unusually high volume Monday with 2.6 million shares changing hands. It is currently at four times its average daily volume and trading down $1.13 (-6%) at $17.61 as of 3:16 p.m. ET.

Auxilium has a market cap of $901.8 million and is part of the health care sector and drugs industry. Shares are down 11.2% year to date as of the close of trading on Friday.

Auxilium Pharmaceuticals, Inc. operates as a specialty biopharmaceutical company primarily in the United States.

TheStreet Ratings rates Auxilium as a sell. The company's weaknesses can be seen in multiple areas, such as its deteriorating net income, disappointing return on equity and generally disappointing historical performance in the stock itself. You can view the full Auxilium Ratings Report.

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