UPDATE 1-Ackman, other shareholders ask Allergan to call special meeting
August 22, 2014 at 18:48 PM EDT
BOSTON/NEW YORK, Aug 22 (Reuters) - Investors owning 31 percent of Allergan shares have asked the Botox maker to call a special shareholder meeting, activist shareholder William Ackman said on Friday, giving the hedge fund manager a victory in his fight to acquire the Botox maker.