Form 3 Filing for Reid Waldman

This filing reports that Reid Waldman, a director at ACHIEVE LIFE SCIENCES, INC. (ACHV), has no securities beneficially owned following a transaction as of May 29, 2026. The filing includes a Limited Power of Attorney, appointing Sandra Thomson to execute and file necessary SEC forms (3, 4, 5) on behalf of Mr. Waldman. This power of attorney is effective until Mr. Waldman is no longer required to file such forms, unless earlier revoked or superseded. Mr. Waldman agrees to indemnify the Company and Ms. Thomson against any claims arising from inaccurate information provided.