NEW YORK ( TheStreet) -- VCA Antech (Nasdaq: WOOF) is trading at unusually high volume Friday with 2.1 million shares changing hands. It is currently at 4.1 times its average daily volume and trading up 69 cents (+3%) at $24.03 as of 3:30 p.m. ET. VCA Antech has a market cap of $2.06 billion and is part of the services sector and diversified services industry. Shares are up 18.2% year to date as of the close of trading on Thursday. VCA Antech, Inc. operates as an animal healthcare company in the United States and Canada. The company has a P/E ratio of 21.3, equal to the average diversified services industry P/E ratio and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates VCA Antech as a hold. The company's strengths can be seen in multiple areas, such as its revenue growth, largely solid financial position with reasonable debt levels by most measures and good cash flow from operations. However, as a counter to these strengths, we also find weaknesses including a generally disappointing performance in the stock itself, deteriorating net income and disappointing return on equity. You can view the full VCA Antech Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.