NEW YORK ( TheStreet) -- Waters Corporation (NYSE: WAT) is trading at unusually high volume Tuesday with 3.4 million shares changing hands. It is currently at 4.1 times its average daily volume and trading up $6.27 (+8%) at $85.03 as of 3:50 p.m. ET. Waters has a market cap of $6.99 billion and is part of the health care sector and health services industry. Shares are up 6.4% year to date as of the close of trading on Monday. Waters Corporation operates as an analytical instrument manufacturer primarily in the United States, Europe, Japan, and Asia. The company has a P/E ratio of 17.2, equal to the average health services industry P/E ratio and below the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Waters as a buy. The company's strengths can be seen in multiple areas, such as its solid stock price performance, growth in earnings per share, revenue growth, expanding profit margins and good cash flow from operations. Although no company is perfect, currently we do not see any significant weaknesses which are likely to detract from the generally positive outlook. You can view the full Waters Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center. Interested in other stocks that are rising on unusually high volume? Get free SMS text alerts sent to you when the action happens by texting HVUP to 95370 or select from multiple alert options.