Zürcher Kantonalbank's Disclosure on Avadel Pharmaceuticals plc

Zürcher Kantonalbank and its subsidiaries have made a formal disclosure under Rule 8.3 of the Irish Takeover Panel Act. This disclosure concerns their interests and short positions in Avadel Pharmaceuticals plc, where they hold 1,143,057 ordinary shares, representing a 1.17% stake.

As of November 18, 2025, the Swiss bank has no interests in other relevant securities of any additional parties linked to this offer. The report further details the absence of actions like purchasing or selling during the reported period.

Furthermore, Zürcher Kantonalbank affirms no existing indemnity or other dealing agreements that serve as inducements regarding Avadel's securities. No supplemental agreements or modifications concerning options or derivatives are mentioned in the declaration.