NEW YORK ( TheStreet) -- K-V Pharmaceutical Company (NYSE: KV.A) is trading at unusually high volume Tuesday with 5.7 million shares changing hands. It is currently at four times its average daily volume and trading down $1.37 (-13.9%) at $8.49 as of 3:57 p.m. ET. K-V has a market cap of $372.2 million and is part of the health care sector and drugs industry. Shares are up 286.7% year to date as of the close of trading on Friday. K-V Pharmaceutical Company, together with its subsidiaries, develops, manufactures, acquires, and markets branded and generic/non-branded prescription pharmaceutical products. TheStreet Ratings rates K-V as sell. Among the areas we feel are negative, one of the most important has been unimpressive growth in net income over time. You can view the full K-V Ratings Report. See all heavy volume stocks in our stocks moving on unusual volume list or get investment ideas from our investment research center.