NEW YORK ( TheStreet) -- Vitamin Shoppe (NYSE: VSI) is trading at unusually high volume Friday with 1.1 million shares changing hands. It is currently at four times its average daily volume and trading down $2.46 (-5.3%) at $44.20 as of 3:12 p.m. ET. Vitamin Shoppe has a market cap of $1.2 billion and is part of the services sector and specialty retail industry. Shares are up 38.7% year to date as of the close of trading on Thursday. Vitamin Shoppe, Inc., through its subsidiaries, operates as a specialty retailer and direct marketer of nutritional products. The company has a P/E ratio of 38.4, below the average specialty retail industry P/E ratio of 38.7 and above the S&P 500 P/E ratio of 17.7. TheStreet Ratings rates Vitamin Shoppe as a hold. The company's strengths can be seen in multiple areas, such as its revenue growth, impressive record of earnings per share growth and compelling growth in net income. However, as a counter to these strengths, we also find weaknesses including premium valuation and poor profit margins. You can view the full Vitamin Shoppe 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 falling on unusually high volume? Get free SMS text alerts sent to you when the action happens by texting HVDOWN to 95370 or select from multiple alert options.