Ackman Feeling Shortseller's Sting as Citron Sinks Valeant Stock
- Andrew Left's firm spurs a selloff with revenue allegations
- The 45-year-old short seller has done 51 campaigns since 2009
Valeant Disputes 'Erroneous' Enron-Like Allegations
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Back at you, Bill Ackman.
Ackman, the billionaire hedge fund manager, has long maintained that Herbalife Ltd. is a house of cards -- a suggestion that’s drawn howls from the company. Now another Wall Street scold, Citron Research’s Andrew Left, says one of Ackman’s picks looks like the Enron Corp. of Big Pharma -- a claim the company, Valeant Pharmaceuticals International Inc., rebutted Wednesday.