ALKS: Leadership change

Item 5.02 of the Original Form 8-K to provide information regarding additional actions taken by the Board in connection with Mr. Jackson’s appointment, including (i) information regarding the compensation awarded to Mr. Jackson, which was not yet determined at the time of filing of the Original Form 8-K and therefore excluded from the Original Form 8-K in reliance on the instructions to Item 5.02, and (ii) Mr. Jackson’s appointment as a director of the Company, effective August 1, 2026. This Form 8-K/A does not amend any other item of the Original Form 8-K. Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. As previously disclosed, on February 24, 2026, the Board appointed Mr. Jackson to serve as the Company’s CEO, effective August 1, 2026. On July 28, 2026, the Board took action to expand Mr. Jackson’s responsibilities and, commensurate with such expansion, to also appoint Mr. Jackson as President of the Company, effective August 1, 2026, and to approve Mr. Jackson’s compensation arrangements for his role as President and CEO, in each case effective August 1, 2026. In his new role, Mr. Jackson will cease serving as the Company’s Chief Operating Officer. Also on July 28, 2026, the Board approved an increase to the size of the Board from nine to ten directors and appointed Mr. Jackson as a member of the Board for a term expiring at the Company’s 2027 annual general meeting of shareholders and as a member of the Financial Operating Committee of the Board, in each case effective August 1, 2026. Mr. Jackson will not receive any compensation for his service on the Board or the Financial Operating Committee of the Board. There are no family relationships between Mr. Jacks