1. As of noon trading, Intuitive Surgical ( ISRG) is down $6.48 (-1.2%) to $537.42 on average volume Thus far, 246,637 shares of Intuitive Surgical exchanged hands as compared to its average daily volume of 355,000 shares. The stock has ranged in price between $531.00-$539.23 after having opened the day at $537.06 as compared to the previous trading day's close of $543.90. Intuitive Surgical, Inc. designs, manufactures, and markets da Vinci surgical systems for various surgical procedures, including urologic, gynecologic, cardiothoracic, general, and head and neck surgeries. Intuitive Surgical has a market cap of $21.5 billion and is part of the health care sector. The company has a P/E ratio of 34.9, above the S&P 500 P/E ratio of 17.7. Shares are up 17.5% year to date as of the close of trading on Tuesday. Currently there are 6 analysts that rate Intuitive Surgical a buy, no analysts rate it a sell, and 5 rate it a hold. TheStreet Ratings rates Intuitive Surgical 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, impressive record of earnings per share growth, compelling growth in net income and good cash flow from operations. We feel these strengths outweigh the fact that the company is trading at a premium valuation based on our review of its current price compared to such things as earnings and book value. Get the full Intuitive Surgical Ratings Report now. If you are interested in one of these 4 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). A reminder about TheStreet Ratings group: 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.