NEW YORK ( TheStreet) -- Icagen (Nasdaq: ICGN) is trading at unusually high volume Tuesday with 1.6 million shares changing hands. It is currently at 4.1 times its average daily volume and trading down 27 cents (-3.4%) at $7.63 as of 3:41 p.m. ET. Icagen has a market cap of $55.7 million and is part of the health care sector and drugs industry. Shares are up 226.6% year to date as of the close of trading on Monday. Icagen, Inc., a biopharmaceutical company, focuses on the discovery, development, and commercialization of orally-administered small molecule drugs that modulate ion channel targets. TheStreet Ratings rates Icagen as a sell. The area that we feel has been the company's primary weakness has been its meager revenue growth. You can view the full Icagen 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.