Valeant CEO Pearson to step down, Ackman to join the board

The company said it had started a search for a successor to Pearson, who used mergers and acquisitions and drug price increases to drive double-digit profit growth for years, pushing the stock to a peak of $263 last August. The probe and the dismissal of its corporate controller led to the delay of the regulatory filing, Valeant said. "While I regret the controversies that have adversely impacted our business over the past several months, I know that Valeant is a strong and resilient company, an