Liquidia Technologies is trading at $37.98, up 4.48%, as of 9:45 a.m. EST on October 21, 2026, amid biotech-sector strength.

  • XBI was reported up 2.10%, with a reported Merck acquisition of Silence Therapeutics and positive clinical-trial news supporting sector sentiment.
  • No new Liquidia-specific announcement or catalyst was found for October 21.
  • Liquidia’s United Therapeutics settlement was announced October 13 and does not establish a fresh company-specific cause for this move.