** Shares of healthcare firm PACS Group PACS.N drop ~21.8% to $23.10 premarket
** Co says it is postponing the release of its Q3 results, days after short-seller Hindenburg takes a short position in the company
** The short-seller had alleged that PACS abused a COVID-era waiver, inappropriately accessing skilled care Medicare benefits for thousands of patients across its national portfolio of facilities
** "We believe recent third-party allegations are misleading." says PACS CEO Jason Murray, adding that the company is investigating the allegations
** Co says it will release its Q3 results as soon as practicable
** Up to last close, stock up 28.4% since debut on April 11
(Reporting by Christy Santhosh)
((Christy.Santhosh@thomsonreuters.com))