1. As of noon trading, Intuitive Surgical ( ISRG) is down $89.43 (-17.9%) to $410.65 on heavy volume. Thus far, 3.7 million shares of Intuitive Surgical exchanged hands as compared to its average daily volume of 330,500 shares. The stock has ranged in price between $409.71-$429.88 after having opened the day at $428.00 as compared to the previous trading day's close of $500.08. Intuitive Surgical, Inc. designs, manufactures, and markets da Vinci surgical systems, and related instruments and accessories. Intuitive Surgical has a market cap of $20.2 billion and is part of the health care sector. Shares are up 2.8% year to date as of the close of trading on Monday. Currently there are 12 analysts that rate Intuitive Surgical a buy, 1 analyst rates it a sell, and 2 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 has had lackluster performance in the stock itself. Get the full Intuitive Surgical 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. If you are interested in one of these 5 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).