8-K current report · filed Mar 18, 2026

CATALYST PHARMACEUTICALS, INC. (CPRX) 8-K Current Report: March 18, 2026

Item 8.01CPRX overview

Short answer

CATALYST PHARMACEUTICALS, INC. (CPRX) filed an 8-K current report with the SEC on March 18, 2026 reporting Item 8.01 (Other Events). Trial delay from March 23 to May 18, 2026 on patent validity for FIRDAPSE® listed in Orange Book.

CATALYST PHARMACEUTICALS, INC. 8-K event analysis

AI summary of each reported item and its exhibits

Item 8.01 · Other Events

  • Trial delay from March 23 to May 18, 2026 on patent validity for FIRDAPSE® listed in Orange Book
  • Patents under dispute expire in 2032, 2034, and 2037, critical for protecting FIRDAPSE® revenue
  • Delay prolongs uncertainty over intellectual property rights and market exclusivity for key drug
  • Outcome of trial could impact future sales, competitive positioning, and valuation of Catalyst Pharmaceuticals

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