Editor's Note: TheStreet ratings do not represent the views of TheStreet's staff or its contributors. Ratings are established by computer based on metrics for performance (which includes growth, stock performance, efficiency and valuation) and risk (volatility and solvency). Companies with poor cash flow or high debt levels tend to earn lower ratings in our model Two out of the three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 4 points (0.0%) at 14,823 as of Tuesday, April 30, 2013, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,672 issues advancing vs. 1,218 declining with 158 unchanged. The Health Services industry currently sits up 0.3% versus the S&P 500, which is unchanged. Top gainers within the industry include Aetna ( AET), up 4.1%, Covidien ( COV), up 1.9% and Express Scripts ( ESRX), up 1.3%. On the negative front, top decliners within the industry include Smith & Nephew ( SNN), down 1.97, WellPoint ( WLP), down 0.69 and UnitedHealth Group ( UNH), down 0.76. TheStreet Ratings group would like to highlight 3 stocks pushing the industry higher today: 3. Grifols ( GRFS) is one of the companies pushing the Health Services industry higher today. As of noon trading, Grifols is up $0.20 (0.66) to $30.78 on average volume Thus far, 164,155 shares of Grifols exchanged hands as compared to its average daily volume of 349,300 shares. The stock has ranged in price between $30.55-$31.34 after having opened the day at $30.82 as compared to the previous trading day's close of $30.58. Grifols, S.A., a specialty biopharmaceutical company, develops, manufactures, and distributes a range of plasma derivative products primarily in the European Union, Spain, the United States, and Canada. Grifols has a market cap of $16.5 billion and is part of the health care sector. Shares are up 16.4% year to date as of the close of trading on Monday. TheStreet Ratings rates Grifols as a hold. The company's strengths can be seen in multiple areas, such as its robust revenue growth, solid stock price performance and impressive record of earnings per share growth. However, as a counter to these strengths, we find that the company has favored debt over equity in the management of its balance sheet. Get the full Grifols Ratings Report now. Exclusive Offer: Jim Cramer's 'go-to' small/mid-cap guru Bryan Ashenberg only buys stocks he thinks could return 50-100%. See his top picks for 14-days FREE.