Valeant shares plummet over 30% …reverberations felt at Pershing, ValueAct, Paulson Posted on October 21, 2015 at 1:28 pm. Short-seller Citron Research’s stinging report sent Valeant shares plummeting as much as 38% today to $91.45. The stock is currently [Read More]To access this content, you must be a member. Visit the Plans page for details.