Editor's Note: Any reference to TheStreet Ratings and its underlying recommendation does not reflect the opinion of TheStreet, Inc. or any of its contributors including Jim Cramer or Stephanie Link. All three major indices are trading up today with the Dow Jones Industrial Average ( ^DJI) trading up 77 points (0.5%) at 17,053 as of Thursday, July 3, 2014, 12:55 PM ET. The NYSE advances/declines ratio sits at 1,714 issues advancing vs. 1,323 declining with 126 unchanged. The Health Care sector currently sits up 0.2% versus the S&P 500, which is up 0.5%. Top gainers within the sector include Thermo Fisher Scientific ( TMO), up 1.6%, Illumina ( ILMN), up 1.5%, Medtronic ( MDT), up 0.9%, Gilead ( GILD), up 0.9% and Teva Pharmaceutical Industries ( TEVA), up 0.9%. A company within the sector that fell today was HCA Holdings ( HCA), up 0.5%. TheStreet would like to highlight 3 stocks pushing the sector higher today: 3. UnitedHealth Group ( UNH) is one of the companies pushing the Health Care sector higher today. As of noon trading, UnitedHealth Group is up $0.78 (0.9%) to $83.27 on light volume. Thus far, 1.4 million shares of UnitedHealth Group exchanged hands as compared to its average daily volume of 4.2 million shares. The stock has ranged in price between $82.32-$83.44 after having opened the day at $82.55 as compared to the previous trading day's close of $82.49. UnitedHealth Group Incorporated operates as a diversified health and well-being company in the United States. UnitedHealth Group has a market cap of $80.2 billion and is part of the health services industry. Shares are up 9.6% year-to-date as of the close of trading on Wednesday. Currently there are 14 analysts who rate UnitedHealth Group a buy, 1 analyst rates it a sell, and 3 rate it a hold. TheStreet Ratings rates UnitedHealth Group as a buy. The company's strengths can be seen in multiple areas, such as its revenue growth, notable return on equity, good cash flow from operations, largely solid financial position with reasonable debt levels by most measures and solid stock price performance. We feel these strengths outweigh the fact that the company has had sub par growth in net income. Get the full UnitedHealth Group Ratings Report now. 3x UPSIDE POTENTIAL: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12 months. Learn more.