 Oragenics Inc NYSEAMERICAN:OGENs stock price gapped up prior to trading on Friday . The stock had previously closed at 0.79, but opened at 0.97. Oragenics shares last traded at 0.97, with a volume of 37,453,900 shares trading hands. Separately, HC Wainwright downgraded shares of Oragenics to a hold rating in a research note on Tuesday, ... 