) -- Shares of

Idenix Pharmaceuticals



) were gapping down Friday morning with an open price 11.7% lower than Thursday's closing price. The stock closed at $14.33 Thursday and opened today's trading at $12.65.

The average volume for Idenix has been 1.8 million shares per day over the past 30 days. Idenix has a market cap of $1.43 billion and is part of the

health care

sector and


industry. Shares are up 92.5% year to date as of the close of trading on Thursday.

Idenix Pharmaceuticals, Inc., a biopharmaceutical company, engages in the discovery and development of drugs for the treatment of human viral diseases in the United States and Europe. Its primary research and development focus is on the treatment of patients with hepatitis C virus (HCV).

TheStreet Ratings rates Idenix as a


. The area that we feel has been the company's primary weakness has been its declining revenues. You can view the full

Idenix Ratings Report


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