AVDL AVADEL PHARMACEUTICALS PLC Investments/Divestments 8-K Filing 2023 - Disinvestment of Assets Avadel CNS Pharmaceuticals, LLC, a subsidiary of Avadel Pharmaceuticals, has sold the right to receive certain royalty payments to RTW Investments for up to $75 million in cash.Get access to all SEC 8-K filings of the AVADEL PHARMACEUTICALS PLC