HRMY HARMONY BIOSCIENCES HOLDINGS INC Company Mergers 8-K Filing 2023 - Acquisition of Zynerba Pharmaceuticals Harmony Biosciences Holdings, Inc. completed its acquisition of Zynerba Pharmaceuticals, Inc. and filed financial statements and pro forma financial information related to the acquisition.Get access to all SEC 8-K filings of the HARMONY BIOSCIENCES HOLDINGS INC