Century Aluminum Company (CENX) Proxy filing summary

Executive summary

• Annual meeting scheduled for June 15, 2026, at 8:30 a.m. Central Time in Chicago, Illinois.

• Shareholders are encouraged to review proxy materials and vote by June 14, 2026, or June 10, 2026, for plan shares.

Voting matters and shareholder proposals

• Election of seven directors is up for shareholder vote, with board recommendations provided for each nominee.

• Ratification of Deloitte & Touche LLP as independent registered accounting firm for fiscal year ending December 31, 2026.

• Advisory vote on executive compensation for named executive officers is included.

• Proxies are authorized to vote on any other business that may properly come before the meeting.

Board of directors and corporate governance

• Seven director nominees are listed for election at the annual meeting.