The health services industry closed the day up 2.3%. Uroplasty Inc ( UPI), IVAX Diagnostics Inc ( IVD), Strategic Diagnostics Inc ( SDIX), and TranS1 Inc ( TSON) were all decliners today within the health services industry with Volcano Corporation ( VOLC) being today's featured health services loser. Volcano Corporation fell 12 cents (-0.5%) to $24.85 on light volume. Throughout the day, 101,356 shares of Volcano Corporation exchanged hands as compared to its average daily volume of 675,300 shares.

Volcano Corporation designs, develops, manufactures, and commercializes a suite of intravascular ultrasound (IVUS) and functional measurement (FM) products used in the diagnosis and treatment of vascular and structural heart disease. Volcano Corporation has a market cap of $1.3 billion and is part of the health care sector. The company has a P/E ratio of 132.3, below the average health services industry P/E ratio of 139.7 and above the S&P 500 P/E ratio of 17.7. Shares are down 7.9% year to date as of the close of trading on Thursday.

TheStreet Ratings rates Volcano as a hold. The company's strengths can be seen in multiple areas, such as its revenue growth, good cash flow from operations and expanding profit margins. However, as a counter to these strengths, we also find weaknesses including unimpressive growth in net income and premium valuation.

On the positive front, Spherix Inc ( SPEX), Spherix Inc ( SPEXD), Electromed Inc ( ELMD), and Cardica Inc ( CRDC) were all gainers within the health services industry with UnitedHealth Group Inc ( UNH) being today's featured health services industry winner.

For investors not wanting singular stock exposure, ETFs may be of interest. Investors who are bullish on the health services industry could consider Health Care Select Sector SPDR ( XLV) while those bearish on the health services industry could consider ProShares Ultra Short Health Care ( RXD).

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