8-K current report · filed Sep 16, 2026

Alkermes plc. (ALKS) 8-K Current Report: September 16, 2026

Item 5.02Item 7.01Item EX-99.1ALKS overview

Short answer

Alkermes plc. (ALKS) filed an 8-K current report with the SEC on September 16, 2026 reporting Item 5.02 (Departure/Election of Directors or Officers), Item 7.01 (Regulation FD Disclosure), Item EX-99.1 (Exhibit EX-99.1). Board expanded from 10 to 11 directors with Anne C. Whitaker appointed through the 2027 annual meeting.

Alkermes plc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 5.02 · Departure/Election of Directors or Officers

  • Board expanded from 10 to 11 directors with Anne C. Whitaker appointed through the 2027 annual meeting
  • $600,000 initial equity award, split equally between stock options and restricted stock units
  • Equity award vests in three equal annual installments, subject to continuous service
  • Standard annual cash retainer and equity grant apply under Alkermes’ director compensation policy
  • No board committee assignment disclosed; indemnification agreements executed

Item 7.01 · Regulation FD Disclosure

  • Susan Whitaker appointed to Alkermes’ Board of Directors
  • Board composition change may influence governance, oversight, and strategic direction
  • Press release details furnished in Exhibit 99.1

Item EX-99.1 · Exhibit EX-99.1

  • Anne C. Whitaker appointed independent director, strengthening board expertise in biopharmaceutical commercialization and operations
  • Extensive CEO and public-company board experience adds strategic oversight as Alkermes advances neuroscience pipeline
  • Current board roles at Basilea Pharmaceutica Ltd and ICON plc may broaden industry and healthcare-network perspectives
  • Appointment supports Alkermes’ growth and transformation strategy but creates no immediate financial obligation or operating change

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