April 23, 2013
A New Jersey federal judge on Monday threw out an amended shareholder class action contending Pfizer Inc. deceived investors about the efficacy of Wyeth Inc.'s Alzheimer's drug bapineuzumab, finding the plaintiffs had not sufficiently alleged that Wyeth's statements about the drug were affirmatively false.
January 18, 2013
Pfizer Inc. urged a New Jersey federal judge Thursday to toss new claims in a shareholder class action contending the pharmaceutical company deceived investors about the efficacy of Wyeth Inc.'s highly publicized Alzheimer's drug, saying the allegations already failed to pass muster in court.
February 10, 2012
A New Jersey federal judge on Friday tossed a class action accusing Pfizer Inc. and former senior executives of Pfizer unit Wyeth of misleading investors about the performance of Wyeth's highly publicized Alzheimer's drug bapineuzumab in its clinical trial.
April 05, 2011
A federal judge on Tuesday rejected an attempt by Pfizer Inc. to move one of three securities fraud lawsuits over an Alzheimer's treatment drug to New York, leaving the class action to proceed in New Jersey.