NEW YORK ( TheStreet) -- Catalyst Health Solutions (Nasdaq: CHSI) is trading at unusually high volume Wednesday with 2.4 million shares changing hands. It is currently at eight times its average daily volume and trading up $20.38 (+32.1%) at $83.92 as of 9:30 a.m. ET. Catalyst Health has a market cap of $3.13 billion and is part of the financial sector and insurance industry. Shares are up 22.2% year to date as of the close of trading on Tuesday. Catalyst Health Solutions, Inc. operates as a full-service pharmacy benefit management company primarily under the Catalyst Rx name in the United States. The company has a P/E ratio of 44, below the average insurance industry P/E ratio of 44.8 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Catalyst Health 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 and solid stock price performance. We feel these strengths outweigh the fact that the company has had sub par growth in net income. You can view the full Catalyst Health Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.