ProMIS Neurosciences (PMN) Proxy Filing summary

Executive summary

• The annual meeting will be held virtually on June 12, 2025, with shareholders able to vote and submit questions online.

• Shareholders will vote on electing seven directors, ratifying the appointment of Baker Tilly US, LLP as auditor, and approving the 2025 Stock Option and Incentive Plan.

• Proxy materials are distributed electronically to reduce costs and environmental impact, with paper copies available upon request.

• Only shareholders of record as of April 16, 2025, are entitled to vote.

Voting matters and shareholder proposals

• Proposals include election of seven directors, auditor ratification, and approval of the 2025 Stock Option and Incentive Plan.

• Board recommends voting in favor of all proposals.

• Shareholders may submit proposals for the 2026 meeting by December 30, 2025, for proxy inclusion.

Board of directors and corporate governance

• Seven directors are nominated, with four considered independent under Nasdaq and Canadian rules.

• Board committees include audit, compensation, and corporate governance/nominating, each with defined charters and independent members.

• Board and committees met regularly in 2024, with high attendance rates.

• Code of Business Conduct and Ethics and insider trading policies are in place.

• Shareholders can recommend director nominees and communicate with the board.