8-K current report · filed Jun 23, 2026

CATALYST PHARMACEUTICALS, INC. (CPRX) 8-K Current Report: June 23, 2026

Item 8.01CPRX overview

Short answer

CATALYST PHARMACEUTICALS, INC. (CPRX) filed an 8-K current report with the SEC on June 23, 2026 reporting Item 8.01 (Other Events). FTC granted early termination of the HSR waiting period on June 16, removing a key U.S. antitrust closing condition.

CATALYST PHARMACEUTICALS, INC. 8-K event analysis

AI summary of each reported item and its exhibits

Item 8.01 · Other Events

  • FTC granted early termination of the HSR waiting period on June 16, removing a key U.S. antitrust closing condition
  • Angelini Pharma’s planned acquisition of Catalyst remains subject to majority stockholder approval and other customary conditions
  • Transaction expected to close in Q3 2026, leaving execution and timing risk for Catalyst shareholders
  • Definitive proxy statement contains transaction terms, participant interests, and remaining deal risks requiring investor review

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