Investopedia: The Top Biotech Performers of 2011

This has really been a year of the "haves" versus the "have nots" in biotechnology. Although a few dedicated biotech ETFs have done rather well and there have been some huge individual outperforming stocks, the sector as a whole has not necessarily been all that strong. Still, for those companies that could deliver encouraging data, particularly in the fields of hepatitis and cancer, the market was more than willing to reward the stocks with a higher valuation.


Hepatitis C - The Story of 2011
If any one theme should leap out at biotech investors in 2011, it is the explosion of interest in companies targeting hepatitis C. It is not as though hepatitis C is a new disease, but a host of companies have finally developed compounds that look to offer major improvements in disease management and quality of life for the millions of people with this condition.

Two of the top three performing biotechs with current market capitalizations above $250 million are hepatitis C plays. Pharmasset (Nasdaq:VRUS) has delivered the sort of year that biotech investors dream about for 2011, with the stock up nearly 500% in the last year. The stock was already doing incredibly well on the basis of very strong clinical data in PSI-7977 trials - data that basically showed 100% response in early administration of the drug. This stock found another level, though, when Gilead Sciences (Nasdaq:GILD) stepped up and offered to pay a considerable premium to acquire the company.


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