All three major indices are trading down today with the Dow Jones Industrial Average ( ^DJI) trading down 41 points (-0.3%) at 15,444 as of Tuesday, July 16, 2013, 12:45 PM ET. The NYSE advances/declines ratio sits at 951 issues advancing vs. 1,969 declining with 95 unchanged. The Health Services industry currently sits down 0.2% versus the S&P 500, which is down 0.4%. On the negative front, top decliners within the industry include DaVita HealthCare Partners ( DVA), down 2.2%, CareFusion ( CFN), down 1.4%, Grifols ( GRFS), down 1.2% and Intuitive Surgical ( ISRG), down 1.1%. A company within the industry that increased today was Stryker Corporation ( SYK), up 0.6%. TheStreet would like to highlight 5 stocks pushing the industry lower today: 5. Cigna ( CI) is one of the companies pushing the Health Services industry lower today. As of noon trading, Cigna is down $0.86 (-1.1%) to $75.03 on average volume. Thus far, 824,178 shares of Cigna exchanged hands as compared to its average daily volume of 1.8 million shares. The stock has ranged in price between $74.48-$75.86 after having opened the day at $75.83 as compared to the previous trading day's close of $75.89. Cigna Corporation, a health services organization, provides insurance and related products and services in the United States and internationally. Cigna has a market cap of $21.7 billion and is part of the health care sector. Shares are up 42.2% year to date as of the close of trading on Monday. Currently there are 9 analysts that rate Cigna a buy, no analysts rate it a sell, and 6 rate it a hold. TheStreet Ratings rates Cigna as a buy. The company's strengths can be seen in multiple areas, such as its robust revenue growth, largely solid financial position with reasonable debt levels by most measures, solid stock price performance and notable return on equity. We feel these strengths outweigh the fact that the company has had sub par growth in net income. Get the full Cigna Ratings Report now. STOCKS TO BUY: TheStreet Quant Ratings has identified a handful of stocks that can potentially TRIPLE in the next 12-months. Learn more.