8-K current report · filed Aug 3, 2026

SUPERNUS PHARMACEUTICALS, INC. (SUPN) 8-K Current Report: August 3, 2026

Item 8.01Item EX-99.1SUPN overview

Short answer

SUPERNUS PHARMACEUTICALS, INC. (SUPN) filed an 8-K current report with the SEC on August 3, 2026 reporting Item 8.01 (Other Events), Item EX-99.1 (Exhibit EX-99.1). Proposed merger-of-equals with Indivior remains pending, with investor presentation scheduled for August 3, 2026.

SUPERNUS PHARMACEUTICALS, INC. 8-K event analysis

AI summary of each reported item and its exhibits

Item 8.01 · Other Events

  • Proposed merger-of-equals with Indivior remains pending, with investor presentation scheduled for August 3, 2026
  • Indivior plans Form S-4 filing containing the joint proxy statement/prospectus required for shareholder voting
  • Completion depends on shareholder and regulatory approvals, closing conditions, and absence of competing proposals
  • Fixed exchange ratio exposes Supernus and Indivior shareholders to market-price changes before closing
  • Additional indebtedness to fund a Special Dividend could increase leverage at the combined company

Item EX-99.1 · Exhibit EX-99.1

  • Proposed stock-for-stock merger of equals with Indivior, targeted to close in Q4 2026 pending shareholder and regulatory approvals
  • Supernus shareholders receive 1.5401 Indivior shares per share, owning 43.5% of the combined company
  • Combined CNS portfolio targets $2.162B LTM revenue, 11 medicines, and four therapeutic areas
  • At least $125M anticipated annual cost synergies, lifting pro forma Adjusted EBITDA to $888M and margin to 41%
  • Indivior plans a $1B pre-closing dividend funded partly by $650M debt, resulting in pro forma net leverage below 1x

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