All three major indices are trading down today with the Dow Jones Industrial Average ( ^DJI) trading down 67 points (-0.4%) at 18,405 as of Thursday, July 28, 2016, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,296 issues advancing vs. 1,538 declining with 200 unchanged.

The Health Services industry currently sits up 0.4% versus the S&P 500, which is down 0.2%. Top gainers within the industry include Alere ( ALR), up 23.2%, Centene ( CNC), up 3.1%, Fresenius Medical Care AG & Co. KGaA ( FMS), up 1.4%, Boston Scientific ( BSX), up 1.3% and Abbott Laboratories ( ABT), up 1.1%. On the negative front, top decliners within the industry include HCA Holdings ( HCA), down 1.5%, Edwards Lifesciences ( EW), down 1.5%, Cigna ( CI), down 1.0%, Baxter International ( BAX), down 0.7% and Alibaba Group ( BABA), down 0.6%.

TheStreet would like to highlight 3 stocks pushing the industry higher today:

3. Varian Medical Systems ( VAR) is one of the companies pushing the Health Services industry higher today. As of noon trading, Varian Medical Systems is up $5.09 (5.8%) to $93.59 on heavy volume. Thus far, 1.2 million shares of Varian Medical Systems exchanged hands as compared to its average daily volume of 688,000 shares. The stock has ranged in price between $90.10-$94.16 after having opened the day at $90.37 as compared to the previous trading day's close of $88.50.

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Varian Medical Systems, Inc. designs, manufactures, sells, and services medical devices and software products for treating cancer and other medical conditions worldwide. Varian Medical Systems has a market cap of $8.4 billion and is part of the health care sector. Shares are up 9.5% year-to-date as of the close of trading on Wednesday. Currently there are 3 analysts who rate Varian Medical Systems a buy, 1 analyst rates it a sell, and 1 rates it a hold.

TheStreet Ratings rates Varian Medical Systems as a buy. The company's strengths can be seen in multiple areas, such as its largely solid financial position with reasonable debt levels by most measures, expanding profit margins and notable return on equity. We feel its strengths outweigh the fact that the company has had sub par growth in net income. Get the full Varian Medical Systems Ratings Report now.

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2. As of noon trading, Quintiles Transnational Holdings ( Q) is up $2.57 (3.4%) to $77.57 on average volume. Thus far, 822,782 shares of Quintiles Transnational Holdings exchanged hands as compared to its average daily volume of 1.5 million shares. The stock has ranged in price between $75.13-$77.87 after having opened the day at $75.55 as compared to the previous trading day's close of $75.00.

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Quintiles Transnational Holdings Inc., through its subsidiary, Quintiles Transnational Corp., provides biopharmaceutical development services and commercial outsourcing services in the Americas, Europe, Africa, and the Asia-Pacific. Quintiles Transnational Holdings has a market cap of $9.0 billion and is part of the health care sector. Shares are up 9.2% year-to-date as of the close of trading on Wednesday. Currently there are 10 analysts who rate Quintiles Transnational Holdings a buy, no analysts rate it a sell, and 3 rate it a hold.

TheStreet Ratings rates Quintiles Transnational Holdings as a hold. The company's strengths can be seen in multiple areas, such as its impressive record of earnings per share growth, compelling growth in net income and revenue growth. However, as a counter to these strengths, we also find weaknesses including poor profit margins and a generally disappointing performance in the stock itself. Get the full Quintiles Transnational Holdings Ratings Report now.

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1. As of noon trading, Hologic ( HOLX) is up $0.83 (2.2%) to $38.03 on heavy volume. Thus far, 2.9 million shares of Hologic exchanged hands as compared to its average daily volume of 3.0 million shares. The stock has ranged in price between $37.62-$38.71 after having opened the day at $37.85 as compared to the previous trading day's close of $37.20.

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Hologic, Inc. develops, manufactures, and supplies diagnostics products, medical imaging systems, and surgical products for women in the United States, Europe, the Asia-Pacific, and internationally. Hologic has a market cap of $10.3 billion and is part of the health care sector. Shares are down 3.9% year-to-date as of the close of trading on Wednesday. Currently there are 9 analysts who rate Hologic a buy, no analysts rate it a sell, and 7 rate it a hold.

TheStreet Ratings rates Hologic as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, impressive record of earnings per share growth, expanding profit margins, compelling growth in net income and notable return on equity. We feel its strengths outweigh the fact that the company has had generally high debt management risk by most measures that we evaluated. Get the full Hologic Ratings Report now.

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If you are interested in one of these 3 stocks, 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).