IQVIA performed an event study analysis thatquantified the share price reaction to clinical outcomesfor more than 2,600 trials from 2017 to 2023.Our analysis defines the event date as the primaryendpoint reported date, i.e., the earliest date of publicreport of results that addresses the primary endpointsof the trial. Positive and negative outcomes at theprimary endpoint reported date were allocated basedon the company-reported clinical definition.
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