Mr. Martin Perez de Solay reports

FOREIGN INVESTMENT REVIEW BOARD APPROVAL RECEIVED

Allkem Ltd.'s Arcadium Lithium PLC (NewCo), the new holding company of the combined group that will result from the proposed merger of Allkem and Livent Corp., has received Australian Foreign Investment Review Board (FIRB) approval.

Allkem, Livent and NewCo have now received antitrust/competition approvals in Canada, China, Japan, South Korea and the United States, as well as foreign investment approvals/completion of investment screenings in Australia, the United Kingdom and the U.S. This represents all competition and foreign investment approvals that are expected to be required prior to completion (1).

Allkem and Livent are targeting closing of the transaction on Jan. 4, 2024. The closing of the transaction remains subject to the satisfaction or waiver of other closing conditions, including approval by both Livent and Allkem shareholders and Australian court approval of the scheme.

This release was authorized by Martin Perez de Solay, managing director and chief executive officer of Allkem.

(1) Note that pursuant to the Argentinian Merger Control Regulations, Arcadium Lithium PLC will be required to notify the Argentinian Antitrust Authority of the transaction, and seek its approval, no later than one week after the transaction is implemented. Implementation of the transaction is not conditional upon or otherwise subject to the parties obtaining the approval of the Argentinian Antitrust Authority.