Friday Sector Laggards: Biotechnology, Aerospace & Defense Stocks
January 20, 2017 at 13:39 PM EST
In trading on Friday, biotechnology shares were relative laggards, down on the day by about 0.5%. Helping drag down the group were shares of Pluristem Therapeutics (PSTI), down about 22.1% and shares of Puma Biotechnology (PBYI) down about 6.9% on the day.