Avery Dennison Corporation announced on December 27, 2024, Martha N. Sullivan, a 12-year member of the Board of Directors (the ?Board?) of Avery Dennison Corporation, a Delaware corporation (the ?Company?), notified the Company?s Executive Chairman, its Chief Executive Officer, the Board?s Lead Independent Director and the Board?s Governance Committee Chair of her decision to resign from the Board effective December 31, 2024 to pursue new professional opportunities. Ms. Sullivan?s resignation was not a result of any disagreement with the Company on any matter relating to its operations, policies or practices.