Re: Quiz on biotech stocks that fell 75%+ in 2006 You got three of them: PRW -88% GENR -75% OCCX -75% (The latter two were easy ones because they’re two stocks I’ve bashed incessantly for at least two years.) That leaves 7 others to make 10. p.s. GNTA (-63%) and INSM (-55%) did not make the cut.