• Liquidia reported Chief Executive Officer Roger Jeffs sold 75,000 common shares from May 18 to May 20 under a Rule 10b5-1 plan.
• The shares sold at volume-weighted average prices of USD 56.77, USD 58.65, and USD 61.3.
• Holdings reported through Serendipity BioPharma LLC fell to 1,123,095 shares following the transactions.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Liquidia Corporation published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001104659-26-064695), on May 20, 2026, and is solely responsible for the information contained therein.